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Auto merge of #134795 - GuillaumeGomez:rollup-9x8n7pi, r=GuillaumeGomez

Browse source 
Rollup of 4 pull requests

Successful merges:

 - #134656 (Migrate `incr-add-rust-src-component` to rmake)
 - #134664 (Account for removal of multiline span in suggestion)
 - #134772 (Improve/cleanup rustdoc code)
 - #134781 (Add more `begin_panic` normalizations to panic backtrace tests)

r? `@ghost`
`@rustbot` modify labels: rollup
This commit is contained in:
bors 2024-12-26 21:04:12 +00:00
commit 917bfa7847
26 changed files with 806 additions and 81 deletions
Download patch file Download diff file Expand all files Collapse all files

86
compiler/rustc_errors/src/emitter.rs
View file

@ -2216,6 +2216,11 @@ impl HumanEmitter {
show_code_change
{
for part in parts {
let snippet = if let Ok(snippet) = sm.span_to_snippet(part.span) {
snippet
} else {
String::new()
};
let span_start_pos = sm.lookup_char_pos(part.span.lo()).col_display;
let span_end_pos = sm.lookup_char_pos(part.span.hi()).col_display;
@ -2263,13 +2268,80 @@ impl HumanEmitter {
}
if let DisplaySuggestion::Diff = show_code_change {
// Colorize removal with red in diff format.
buffer.set_style_range(
row_num - 2,
(padding as isize + span_start_pos as isize) as usize,
(padding as isize + span_end_pos as isize) as usize,
Style::Removal,
true,
);
// Below, there's some tricky buffer indexing going on. `row_num` at this
// point corresponds to:
//
// |
// LL | CODE
// | ++++ <- `row_num`
//
// in the buffer. When we have a diff format output, we end up with
//
// |
// LL - OLDER <- row_num - 2
// LL + NEWER
// | <- row_num
//
// The `row_num - 2` is to select the buffer line that has the "old version
// of the diff" at that point. When the removal is a single line, `i` is
// `0`, `newlines` is `1` so `(newlines - i - 1)` ends up being `0`, so row
// points at `LL - OLDER`. When the removal corresponds to multiple lines,
// we end up with `newlines > 1` and `i` being `0..newlines - 1`.
//
// |
// LL - OLDER <- row_num - 2 - (newlines - last_i - 1)
// LL - CODE
// LL - BEING
// LL - REMOVED <- row_num - 2 - (newlines - first_i - 1)
// LL + NEWER
// | <- row_num
let newlines = snippet.lines().count();
if newlines > 0 && row_num > newlines {
// Account for removals where the part being removed spans multiple
// lines.
// FIXME: We check the number of rows because in some cases, like in
// `tests/ui/lint/invalid-nan-comparison-suggestion.rs`, the rendered
// suggestion will only show the first line of code being replaced. The
// proper way of doing this would be to change the suggestion rendering
// logic to show the whole prior snippet, but the current output is not
// too bad to begin with, so we side-step that issue here.
for (i, line) in snippet.lines().enumerate() {
let line = normalize_whitespace(line);
let row = row_num - 2 - (newlines - i - 1);
// On the first line, we highlight between the start of the part
// span, and the end of that line.
// On the last line, we highlight between the start of the line, and
// the column of the part span end.
// On all others, we highlight the whole line.
let start = if i == 0 {
(padding as isize + span_start_pos as isize) as usize
} else {
padding
};
let end = if i == 0 {
(padding as isize
+ span_start_pos as isize
+ line.len() as isize)
as usize
} else if i == newlines - 1 {
(padding as isize + span_end_pos as isize) as usize
} else {
(padding as isize + line.len() as isize) as usize
};
buffer.set_style_range(row, start, end, Style::Removal, true);
}
} else {
// The removed code fits all in one line.
buffer.set_style_range(
row_num - 2,
(padding as isize + span_start_pos as isize) as usize,
(padding as isize + span_end_pos as isize) as usize,
Style::Removal,
true,
);
}
}
// length of the code after substitution

6
src/librustdoc/clean/mod.rs
View file

@ -894,7 +894,7 @@ fn clean_ty_generics<'tcx>(
// Add back a `Sized` bound if there are no *trait* bounds remaining (incl. `?Sized`).
// Since all potential trait bounds are at the front we can just check the first bound.
if bounds.first().map_or(true, |b| !b.is_trait_bound()) {
if bounds.first().is_none_or(|b| !b.is_trait_bound()) {
bounds.insert(0, GenericBound::sized(cx));
}
@ -1811,7 +1811,7 @@ pub(crate) fn clean_ty<'tcx>(ty: &hir::Ty<'tcx>, cx: &mut DocContext<'tcx>) -> T
}
TyKind::Slice(ty) => Slice(Box::new(clean_ty(ty, cx))),
TyKind::Pat(ty, pat) => Type::Pat(Box::new(clean_ty(ty, cx)), format!("{pat:?}").into()),
TyKind::Array(ty, ref const_arg) => {
TyKind::Array(ty, const_arg) => {
// NOTE(min_const_generics): We can't use `const_eval_poly` for constants
// as we currently do not supply the parent generics to anonymous constants
// but do allow `ConstKind::Param`.
@ -2337,7 +2337,7 @@ fn clean_middle_opaque_bounds<'tcx>(
// Add back a `Sized` bound if there are no *trait* bounds remaining (incl. `?Sized`).
// Since all potential trait bounds are at the front we can just check the first bound.
if bounds.first().map_or(true, |b| !b.is_trait_bound()) {
if bounds.first().is_none_or(|b| !b.is_trait_bound()) {
bounds.insert(0, GenericBound::sized(cx));
}

2
src/librustdoc/doctest.rs
View file

@ -220,7 +220,7 @@ pub(crate) fn run(dcx: DiagCtxtHandle<'_>, input: Input, options: RustdocOptions
} = interface::run_compiler(config, |compiler| {
let krate = rustc_interface::passes::parse(&compiler.sess);
let collector = rustc_interface::create_and_enter_global_ctxt(&compiler, krate, |tcx| {
let collector = rustc_interface::create_and_enter_global_ctxt(compiler, krate, |tcx| {
let crate_name = tcx.crate_name(LOCAL_CRATE).to_string();
let crate_attrs = tcx.hir().attrs(CRATE_HIR_ID);
let opts = scrape_test_config(crate_name, crate_attrs, args_path);

2
src/librustdoc/doctest/make.rs
View file

@ -538,7 +538,7 @@ fn handle_attr(mod_attr_pending: &mut String, source_info: &mut SourceInfo, edit
// If it's complete, then we can clear the pending content.
mod_attr_pending.clear();
} else {
mod_attr_pending.push_str("\n");
mod_attr_pending.push('\n');
}
}

2
src/librustdoc/formats/cache.rs
View file

@ -413,7 +413,7 @@ impl DocFolder for CacheBuilder<'_, '_> {
let impl_item = Impl { impl_item: item };
let impl_did = impl_item.def_id();
let trait_did = impl_item.trait_did();
if trait_did.map_or(true, |d| self.cache.traits.contains_key(&d)) {
if trait_did.is_none_or(|d| self.cache.traits.contains_key(&d)) {
for did in dids {
if self.impl_ids.entry(did).or_default().insert(impl_did) {
self.cache.impls.entry(did).or_default().push(impl_item.clone());

7
src/librustdoc/html/escape.rs
View file

@ -104,10 +104,9 @@ impl fmt::Display for EscapeBodyTextWithWbr<'_> {
continue;
}
let is_uppercase = || s.chars().any(|c| c.is_uppercase());
let next_is_uppercase =
|| pk.map_or(true, |(_, t)| t.chars().any(|c| c.is_uppercase()));
let next_is_underscore = || pk.map_or(true, |(_, t)| t.contains('_'));
let next_is_colon = || pk.map_or(true, |(_, t)| t.contains(':'));
let next_is_uppercase = || pk.is_none_or(|(_, t)| t.chars().any(|c| c.is_uppercase()));
let next_is_underscore = || pk.is_none_or(|(_, t)| t.contains('_'));
let next_is_colon = || pk.is_none_or(|(_, t)| t.contains(':'));
// Check for CamelCase.
//
// `i - last > 3` avoids turning FmRadio into Fm<wbr>Radio, which is technically

6
src/librustdoc/html/markdown.rs
View file

@ -480,7 +480,7 @@ impl<'a, I: Iterator<Item = SpannedEvent<'a>>> Iterator for SpannedLinkReplacer<
type Item = SpannedEvent<'a>;
fn next(&mut self) -> Option<Self::Item> {
let Some((mut event, range)) = self.iter.next() else { return None };
let (mut event, range) = self.iter.next()?;
self.inner.handle_event(&mut event);
// Yield the modified event
Some((event, range))
@ -2039,7 +2039,7 @@ impl IdMap {
let candidate = candidate.to_string();
if is_default_id(&candidate) {
let id = format!("{}-{}", candidate, 1);
self.map.insert(candidate.into(), 2);
self.map.insert(candidate, 2);
id
} else {
candidate
@ -2052,7 +2052,7 @@ impl IdMap {
}
};
self.map.insert(id.clone().into(), 1);
self.map.insert(id.clone(), 1);
id
}

2
src/librustdoc/html/render/context.rs
View file

@ -748,7 +748,7 @@ impl<'tcx> FormatRenderer<'tcx> for Context<'tcx> {
&shared.layout,
&page,
"",
scrape_examples_help(&shared),
scrape_examples_help(shared),
&shared.style_files,
);
shared.fs.write(scrape_examples_help_file, v)?;

2
src/librustdoc/html/render/mod.rs
View file

@ -1974,7 +1974,7 @@ fn render_impl(
.opt_doc_value()
.map(|dox| {
Markdown {
content: &*dox,
content: &dox,
links: &i.impl_item.links(cx),
ids: &mut cx.id_map.borrow_mut(),
error_codes: cx.shared.codes,

2
src/librustdoc/html/render/print_item.rs
View file

@ -1420,7 +1420,7 @@ fn item_union(w: &mut Buffer, cx: &Context<'_>, it: &clean::Item, s: &clean::Uni
ty: &'a clean::Type,
) -> impl fmt::Display + Captures<'a> + 'b + Captures<'cx> {
display_fn(move |f| {
let v = ty.print(&self.cx);
let v = ty.print(self.cx);
write!(f, "{v}")
})
}

11
src/librustdoc/json/conversions.rs
View file

@ -312,15 +312,15 @@ fn from_clean_item(item: clean::Item, renderer: &JsonRenderer<'_>) -> ItemEnum {
StructFieldItem(f) => ItemEnum::StructField(f.into_json(renderer)),
EnumItem(e) => ItemEnum::Enum(e.into_json(renderer)),
VariantItem(v) => ItemEnum::Variant(v.into_json(renderer)),
FunctionItem(f) => ItemEnum::Function(from_function(f, true, header.unwrap(), renderer)),
FunctionItem(f) => ItemEnum::Function(from_function(*f, true, header.unwrap(), renderer)),
ForeignFunctionItem(f, _) => {
ItemEnum::Function(from_function(f, false, header.unwrap(), renderer))
ItemEnum::Function(from_function(*f, false, header.unwrap(), renderer))
}
TraitItem(t) => ItemEnum::Trait((*t).into_json(renderer)),
TraitAliasItem(t) => ItemEnum::TraitAlias(t.into_json(renderer)),
MethodItem(m, _) => ItemEnum::Function(from_function(m, true, header.unwrap(), renderer)),
MethodItem(m, _) => ItemEnum::Function(from_function(*m, true, header.unwrap(), renderer)),
RequiredMethodItem(m) => {
ItemEnum::Function(from_function(m, false, header.unwrap(), renderer))
ItemEnum::Function(from_function(*m, false, header.unwrap(), renderer))
}
ImplItem(i) => ItemEnum::Impl((*i).into_json(renderer)),
StaticItem(s) => ItemEnum::Static(convert_static(s, rustc_hir::Safety::Safe, renderer)),
@ -730,12 +730,11 @@ impl FromClean<clean::Impl> for Impl {
}
pub(crate) fn from_function(
function: Box<clean::Function>,
clean::Function { decl, generics }: clean::Function,
has_body: bool,
header: rustc_hir::FnHeader,
renderer: &JsonRenderer<'_>,
) -> Function {
let clean::Function { decl, generics } = *function;
Function {
sig: decl.into_json(renderer),
generics: generics.into_json(renderer),

2
src/librustdoc/lib.rs
View file

@ -869,7 +869,7 @@ fn main_args(
sess.dcx().fatal("Compilation failed, aborting rustdoc");
}
rustc_interface::create_and_enter_global_ctxt(&compiler, krate, |tcx| {
rustc_interface::create_and_enter_global_ctxt(compiler, krate, |tcx| {
let (krate, render_opts, mut cache) = sess.time("run_global_ctxt", || {
core::run_global_ctxt(tcx, show_coverage, render_options, output_format)
});

2
src/librustdoc/passes/collect_intra_doc_links.rs
View file

@ -1977,7 +1977,7 @@ fn resolution_failure(
}
if !path_str.contains("::") {
if disambiguator.map_or(true, |d| d.ns() == MacroNS)
if disambiguator.is_none_or(|d| d.ns() == MacroNS)
&& collector
.cx
.tcx

1
src/tools/tidy/src/allowed_run_make_makefiles.txt
View file

@ -1,7 +1,6 @@
run-make/branch-protection-check-IBT/Makefile
run-make/cat-and-grep-sanity-check/Makefile
run-make/extern-fn-reachable/Makefile
run-make/incr-add-rust-src-component/Makefile
run-make/jobserver-error/Makefile
run-make/libs-through-symlinks/Makefile
run-make/split-debuginfo/Makefile

45
tests/run-make/incr-add-rust-src-component/Makefile
View file

@ -1,45 +0,0 @@
# ignore-cross-compile
include ../tools.mk
# rust-lang/rust#70924: Test that if we add rust-src component in between two
# incremental compiles, the compiler does not ICE on the second.
# This test uses `ln -s` rather than copying to save testing time, but its
# usage doesn't work on windows. So ignore windows.
# ignore-windows
SYSROOT:=$(shell $(RUSTC) --print sysroot)
FAKEROOT=$(TMPDIR)/fakeroot
INCR=$(TMPDIR)/incr
# Make a local copy of the sysroot; then remove the rust-src part of it, if
# present, for the *first* build. Then put in a facsimile of the rust-src
# component for the second build, in order to expose the ICE from issue #70924.
#
# Note that it is much easier to just do `cp -a $(SYSROOT)/* $(FAKEROOT)` as a
# first step, but I am concerned that would be too expensive in a unit test
# compared to making symbolic links.
#
# Anyway, the pattern you'll see here is: For every prefix in
# root/lib/rustlib/src, link all of prefix parent content, then remove the
# prefix, then loop on the next prefix. This way, we basically create a copy of
# the context around root/lib/rustlib/src, and can freely add/remove the src
# component itself.
all:
mkdir $(FAKEROOT)
ln -s $(SYSROOT)/* $(FAKEROOT)
rm -f $(FAKEROOT)/lib
mkdir $(FAKEROOT)/lib
ln -s $(SYSROOT)/lib/* $(FAKEROOT)/lib
rm -f $(FAKEROOT)/lib/rustlib
mkdir $(FAKEROOT)/lib/rustlib
ln -s $(SYSROOT)/lib/rustlib/* $(FAKEROOT)/lib/rustlib
rm -f $(FAKEROOT)/lib/rustlib/src
mkdir $(FAKEROOT)/lib/rustlib/src
ln -s $(SYSROOT)/lib/rustlib/src/* $(FAKEROOT)/lib/rustlib/src
rm -f $(FAKEROOT)/lib/rustlib/src/rust
$(RUSTC) --sysroot $(FAKEROOT) -C incremental=$(INCR) main.rs
mkdir -p $(FAKEROOT)/lib/rustlib/src/rust/src/libstd
touch $(FAKEROOT)/lib/rustlib/src/rust/src/libstd/lib.rs
$(RUSTC) --sysroot $(FAKEROOT) -C incremental=$(INCR) main.rs

131
tests/run-make/incr-add-rust-src-component/rmake.rs Normal file
View file

@ -0,0 +1,131 @@
//! Regression test for rust-lang/rust#70924. Check that if we add the `rust-src` component in
//! between two incremental compiles, that the compiler doesn't ICE on the second invocation.
//!
//! This test uses symbolic links to save testing time.
//!
//! The way this test works is that, for every prefix in `root/lib/rustlib/src`, link all of prefix
//! parent content, then remove the prefix, then loop on the next prefix. This way, we basically
//! create a copy of the context around `root/lib/rustlib/src`, and can freely add/remove the src
//! component itself.
//@ ignore-cross-compile
// Reason: test needs to run.
//@ needs-symlink
// Reason: test needs symlink to create stub directories and files.
use std::path::Path;
use run_make_support::rfs::read_dir_entries;
use run_make_support::{bare_rustc, path, rfs, run};
#[derive(Debug, Copy, Clone)]
struct Symlink<'a, 'b> {
src_dir: &'a Path,
dst_dir: &'b Path,
}
fn shallow_symlink_dir<'a, 'b>(Symlink { src_dir, dst_dir }: Symlink<'a, 'b>) {
eprintln!(
"shallow_symlink_dir: src_dir={} -> dst_dir={}",
src_dir.display(),
dst_dir.display()
);
read_dir_entries(src_dir, |src_path| {
let src_metadata = rfs::symlink_metadata(src_path);
let filename = src_path.file_name().unwrap();
if src_metadata.is_dir() {
rfs::symlink_dir(src_path, dst_dir.join(filename));
} else if src_metadata.is_file() {
rfs::symlink_file(src_path, dst_dir.join(filename));
} else if src_metadata.is_symlink() {
rfs::copy_symlink(src_path, dst_dir.join(filename));
}
});
}
fn recreate_dir(path: &Path) {
rfs::recursive_remove(path);
rfs::create_dir(path);
}
fn main() {
let sysroot = bare_rustc().print("sysroot").run().stdout_utf8();
let sysroot = sysroot.trim();
let sysroot = path(sysroot);
let incr = path("incr");
let fakeroot = path("fakeroot");
rfs::create_dir(&fakeroot);
shallow_symlink_dir(Symlink { src_dir: &sysroot, dst_dir: &fakeroot });
recreate_dir(&fakeroot.join("lib"));
shallow_symlink_dir(Symlink { src_dir: &sysroot.join("lib"), dst_dir: &fakeroot.join("lib") });
recreate_dir(&fakeroot.join("lib").join("rustlib"));
shallow_symlink_dir(Symlink {
src_dir: &sysroot.join("lib").join("rustlib"),
dst_dir: &fakeroot.join("lib").join("rustlib"),
});
recreate_dir(&fakeroot.join("lib").join("rustlib").join("src"));
shallow_symlink_dir(Symlink {
src_dir: &sysroot.join("lib").join("rustlib").join("src"),
dst_dir: &fakeroot.join("lib").join("rustlib").join("src"),
});
rfs::recursive_remove(&fakeroot.join("lib").join("rustlib").join("src").join("rust"));
let run_incr_rustc = || {
bare_rustc()
.sysroot(&fakeroot)
.arg("-C")
.arg(format!("incremental={}", incr.to_str().unwrap()))
.input("main.rs")
.run();
};
// Run rustc w/ incremental once...
run_incr_rustc();
// NOTE: the Makefile version of this used `$SYSROOT/lib/rustlib/src/rust/src/libstd/lib.rs`,
// but that actually got moved around and reorganized over the years. As of Dec 2024, the
// rust-src component is more like (specific for our purposes):
//
// ```
// $SYSROOT/lib/rustlib/src/rust/
// library/std/src/lib.rs
// src/
// ```
rfs::create_dir_all(
&fakeroot
.join("lib")
.join("rustlib")
.join("src")
.join("rust")
.join("library")
.join("std")
.join("src"),
);
rfs::write(
&fakeroot
.join("lib")
.join("rustlib")
.join("src")
.join("rust")
.join("library")
.join("std")
.join("src")
.join("lib.rs"),
b"",
);
// ... and a second time.
run_incr_rustc();
// Basic sanity check that the compiled binary can run.
run("main");
}

58
tests/ui/error-emitter/multiline-removal-suggestion.rs Normal file
View file

@ -0,0 +1,58 @@
// Make sure suggestion for removal of a span that covers multiple lines is properly highlighted.
//@ compile-flags: --error-format=human --color=always
//@ edition:2018
//@ only-linux
// ignore-tidy-tab
// We use `\t` instead of spaces for indentation to ensure that the highlighting logic properly
// accounts for replaced characters (like we do for `\t` with ` `). The naïve way of highlighting
// could be counting chars of the original code, instead of operating on the code as it is being
// displayed.
use std::collections::{HashMap, HashSet};
fn foo() -> Vec<(bool, HashSet<u8>)> {
let mut hm = HashMap::<bool, Vec<HashSet<u8>>>::new();
hm.into_iter()
.map(|(is_true, ts)| {
ts.into_iter()
.map(|t| {
(
is_true,
t,
)
}).flatten()
})
.flatten()
.collect()
}
fn bar() -> Vec<(bool, HashSet<u8>)> {
let mut hm = HashMap::<bool, Vec<HashSet<u8>>>::new();
hm.into_iter()
.map(|(is_true, ts)| {
ts.into_iter()
.map(|t| (is_true, t))
.flatten()
})
.flatten()
.collect()
}
fn baz() -> Vec<(bool, HashSet<u8>)> {
let mut hm = HashMap::<bool, Vec<HashSet<u8>>>::new();
hm.into_iter()
.map(|(is_true, ts)| {
ts.into_iter().map(|t| {
(is_true, t)
}).flatten()
})
.flatten()
.collect()
}
fn bay() -> Vec<(bool, HashSet<u8>)> {
let mut hm = HashMap::<bool, Vec<HashSet<u8>>>::new();
hm.into_iter()
.map(|(is_true, ts)| {
ts.into_iter()
.map(|t| (is_true, t)).flatten()
})
.flatten()
.collect()
}
fn main() {}

504
tests/ui/error-emitter/multiline-removal-suggestion.svg Normal file
View file

@ -0,0 +1,504 @@
<svg width="1902px" height="4322px" xmlns="http://www.w3.org/2000/svg">
<style>
.fg { fill: #AAAAAA }
.bg { background: #000000 }
.fg-ansi256-009 { fill: #FF5555 }
.fg-ansi256-010 { fill: #55FF55 }
.fg-ansi256-012 { fill: #5555FF }
.fg-ansi256-014 { fill: #55FFFF }
.container {
padding: 0 10px;
line-height: 18px;
}
.bold { font-weight: bold; }
tspan {
font: 14px SFMono-Regular, Consolas, Liberation Mono, Menlo, monospace;
white-space: pre;
line-height: 18px;
}
</style>
<rect width="100%" height="100%" y="0" rx="4.5" class="bg" />
<text xml:space="preserve" class="container fg">
<tspan x="10px" y="28px"><tspan class="fg-ansi256-009 bold">error[E0277]</tspan><tspan class="bold">: `(bool, HashSet&lt;u8&gt;)` is not an iterator</tspan>
</tspan>
<tspan x="10px" y="46px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$DIR/multiline-removal-suggestion.rs:21:8</tspan>
</tspan>
<tspan x="10px" y="64px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="82px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> }).flatten()</tspan>
</tspan>
<tspan x="10px" y="100px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">^^^^^^^</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">`(bool, HashSet&lt;u8&gt;)` is not an iterator</tspan>
</tspan>
<tspan x="10px" y="118px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="136px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">= </tspan><tspan class="bold">help</tspan><tspan>: the trait `Iterator` is not implemented for `(bool, HashSet&lt;u8&gt;)`</tspan>
</tspan>
<tspan x="10px" y="154px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">= </tspan><tspan class="bold">note</tspan><tspan>: required for `(bool, HashSet&lt;u8&gt;)` to implement `IntoIterator`</tspan>
</tspan>
<tspan x="10px" y="172px"><tspan class="fg-ansi256-010 bold">note</tspan><tspan>: required by a bound in `flatten`</tspan>
</tspan>
<tspan x="10px" y="190px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$SRC_DIR/core/src/iter/traits/iterator.rs:LL:COL</tspan>
</tspan>
<tspan x="10px" y="208px"><tspan class="fg-ansi256-014 bold">help</tspan><tspan>: consider removing this method call, as the receiver has type `std::vec::IntoIter&lt;HashSet&lt;u8&gt;&gt;` and `std::vec::IntoIter&lt;HashSet&lt;u8&gt;&gt;: Iterator` trivially holds</tspan>
</tspan>
<tspan x="10px" y="226px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="244px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-009">- </tspan><tspan> ts.into_iter()</tspan>
</tspan>
<tspan x="10px" y="262px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-009">- .map(|t| {</tspan>
</tspan>
<tspan x="10px" y="280px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-009">- (</tspan>
</tspan>
<tspan x="10px" y="298px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-009">- is_true,</tspan>
</tspan>
<tspan x="10px" y="316px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-009">- t,</tspan>
</tspan>
<tspan x="10px" y="334px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-009">- )</tspan>
</tspan>
<tspan x="10px" y="352px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-009">- })</tspan><tspan>.flatten()</tspan>
</tspan>
<tspan x="10px" y="370px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-010">+ </tspan><tspan> ts.into_iter().flatten()</tspan>
</tspan>
<tspan x="10px" y="388px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="406px">
</tspan>
<tspan x="10px" y="424px"><tspan class="fg-ansi256-009 bold">error[E0277]</tspan><tspan class="bold">: `(bool, HashSet&lt;u8&gt;)` is not an iterator</tspan>
</tspan>
<tspan x="10px" y="442px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$DIR/multiline-removal-suggestion.rs:13:2</tspan>
</tspan>
<tspan x="10px" y="460px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="478px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">/</tspan><tspan> hm.into_iter()</tspan>
</tspan>
<tspan x="10px" y="496px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">|</tspan><tspan> .map(|(is_true, ts)| {</tspan>
</tspan>
<tspan x="10px" y="514px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">|</tspan><tspan> ts.into_iter()</tspan>
</tspan>
<tspan x="10px" y="532px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">|</tspan><tspan> .map(|t| {</tspan>
</tspan>
<tspan x="10px" y="550px"><tspan class="fg-ansi256-012 bold">...</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">|</tspan>
</tspan>
<tspan x="10px" y="568px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">|</tspan><tspan> }).flatten()</tspan>
</tspan>
<tspan x="10px" y="586px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">|</tspan><tspan> })</tspan>
</tspan>
<tspan x="10px" y="604px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">|__________^</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">`(bool, HashSet&lt;u8&gt;)` is not an iterator</tspan>
</tspan>
<tspan x="10px" y="622px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="640px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">= </tspan><tspan class="bold">help</tspan><tspan>: the trait `Iterator` is not implemented for `(bool, HashSet&lt;u8&gt;)`</tspan>
</tspan>
<tspan x="10px" y="658px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">= </tspan><tspan class="bold">note</tspan><tspan>: required for `(bool, HashSet&lt;u8&gt;)` to implement `IntoIterator`</tspan>
</tspan>
<tspan x="10px" y="676px"><tspan class="fg-ansi256-010 bold">note</tspan><tspan>: required by a bound in `Flatten`</tspan>
</tspan>
<tspan x="10px" y="694px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$SRC_DIR/core/src/iter/adapters/flatten.rs:LL:COL</tspan>
</tspan>
<tspan x="10px" y="712px">
</tspan>
<tspan x="10px" y="730px"><tspan class="fg-ansi256-009 bold">error[E0599]</tspan><tspan class="bold">: the method `collect` exists for struct `Flatten&lt;Map&lt;IntoIter&lt;bool, Vec&lt;HashSet&lt;u8&gt;&gt;&gt;, {closure@multiline-removal-suggestion.rs:14:8}&gt;&gt;`, but its trait bounds were not satisfied</tspan>
</tspan>
<tspan x="10px" y="748px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$DIR/multiline-removal-suggestion.rs:24:4</tspan>
</tspan>
<tspan x="10px" y="766px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="784px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">/</tspan><tspan> hm.into_iter()</tspan>
</tspan>
<tspan x="10px" y="802px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> .map(|(is_true, ts)| {</tspan>
</tspan>
<tspan x="10px" y="820px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> ts.into_iter()</tspan>
</tspan>
<tspan x="10px" y="838px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> .map(|t| {</tspan>
</tspan>
<tspan x="10px" y="856px"><tspan class="fg-ansi256-012 bold">...</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="874px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> .flatten()</tspan>
</tspan>
<tspan x="10px" y="892px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> .collect()</tspan>
</tspan>
<tspan x="10px" y="910px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">-</tspan><tspan class="fg-ansi256-009 bold">^^^^^^^</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">method cannot be called due to unsatisfied trait bounds</tspan>
</tspan>
<tspan x="10px" y="928px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|_________|</tspan>
</tspan>
<tspan x="10px" y="946px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="964px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="982px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">= </tspan><tspan class="bold">note</tspan><tspan>: the following trait bounds were not satisfied:</tspan>
</tspan>
<tspan x="10px" y="1000px"><tspan> `&lt;Flatten&lt;Map&lt;std::vec::IntoIter&lt;HashSet&lt;u8&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:16:10: 16:13}&gt;&gt; as IntoIterator&gt;::IntoIter = _`</tspan>
</tspan>
<tspan x="10px" y="1018px"><tspan> which is required by `Flatten&lt;Map&lt;std::collections::hash_map::IntoIter&lt;bool, Vec&lt;HashSet&lt;u8&gt;&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:14:8: 14:23}&gt;&gt;: Iterator`</tspan>
</tspan>
<tspan x="10px" y="1036px"><tspan> `&lt;Flatten&lt;Map&lt;std::vec::IntoIter&lt;HashSet&lt;u8&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:16:10: 16:13}&gt;&gt; as IntoIterator&gt;::Item = _`</tspan>
</tspan>
<tspan x="10px" y="1054px"><tspan> which is required by `Flatten&lt;Map&lt;std::collections::hash_map::IntoIter&lt;bool, Vec&lt;HashSet&lt;u8&gt;&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:14:8: 14:23}&gt;&gt;: Iterator`</tspan>
</tspan>
<tspan x="10px" y="1072px"><tspan> `Flatten&lt;Map&lt;std::vec::IntoIter&lt;HashSet&lt;u8&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:16:10: 16:13}&gt;&gt;: IntoIterator`</tspan>
</tspan>
<tspan x="10px" y="1090px"><tspan> which is required by `Flatten&lt;Map&lt;std::collections::hash_map::IntoIter&lt;bool, Vec&lt;HashSet&lt;u8&gt;&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:14:8: 14:23}&gt;&gt;: Iterator`</tspan>
</tspan>
<tspan x="10px" y="1108px"><tspan> `Flatten&lt;Map&lt;std::collections::hash_map::IntoIter&lt;bool, Vec&lt;HashSet&lt;u8&gt;&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:14:8: 14:23}&gt;&gt;: Iterator`</tspan>
</tspan>
<tspan x="10px" y="1126px"><tspan> which is required by `&amp;mut Flatten&lt;Map&lt;std::collections::hash_map::IntoIter&lt;bool, Vec&lt;HashSet&lt;u8&gt;&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:14:8: 14:23}&gt;&gt;: Iterator`</tspan>
</tspan>
<tspan x="10px" y="1144px">
</tspan>
<tspan x="10px" y="1162px"><tspan class="fg-ansi256-009 bold">error[E0277]</tspan><tspan class="bold">: `(bool, HashSet&lt;u8&gt;)` is not an iterator</tspan>
</tspan>
<tspan x="10px" y="1180px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$DIR/multiline-removal-suggestion.rs:32:6</tspan>
</tspan>
<tspan x="10px" y="1198px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="1216px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> .flatten()</tspan>
</tspan>
<tspan x="10px" y="1234px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">^^^^^^^</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">`(bool, HashSet&lt;u8&gt;)` is not an iterator</tspan>
</tspan>
<tspan x="10px" y="1252px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="1270px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">= </tspan><tspan class="bold">help</tspan><tspan>: the trait `Iterator` is not implemented for `(bool, HashSet&lt;u8&gt;)`</tspan>
</tspan>
<tspan x="10px" y="1288px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">= </tspan><tspan class="bold">note</tspan><tspan>: required for `(bool, HashSet&lt;u8&gt;)` to implement `IntoIterator`</tspan>
</tspan>
<tspan x="10px" y="1306px"><tspan class="fg-ansi256-010 bold">note</tspan><tspan>: required by a bound in `flatten`</tspan>
</tspan>
<tspan x="10px" y="1324px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$SRC_DIR/core/src/iter/traits/iterator.rs:LL:COL</tspan>
</tspan>
<tspan x="10px" y="1342px"><tspan class="fg-ansi256-014 bold">help</tspan><tspan>: consider removing this method call, as the receiver has type `std::vec::IntoIter&lt;HashSet&lt;u8&gt;&gt;` and `std::vec::IntoIter&lt;HashSet&lt;u8&gt;&gt;: Iterator` trivially holds</tspan>
</tspan>
<tspan x="10px" y="1360px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="1378px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-009">- </tspan><tspan> ts.into_iter()</tspan>
</tspan>
<tspan x="10px" y="1396px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-009">- .map(|t| (is_true, t))</tspan>
</tspan>
<tspan x="10px" y="1414px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-010">+ </tspan><tspan> ts.into_iter()</tspan>
</tspan>
<tspan x="10px" y="1432px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="1450px">
</tspan>
<tspan x="10px" y="1468px"><tspan class="fg-ansi256-009 bold">error[E0277]</tspan><tspan class="bold">: `(bool, HashSet&lt;u8&gt;)` is not an iterator</tspan>
</tspan>
<tspan x="10px" y="1486px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$DIR/multiline-removal-suggestion.rs:28:2</tspan>
</tspan>
<tspan x="10px" y="1504px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="1522px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">/</tspan><tspan> hm.into_iter()</tspan>
</tspan>
<tspan x="10px" y="1540px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">|</tspan><tspan> .map(|(is_true, ts)| {</tspan>
</tspan>
<tspan x="10px" y="1558px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">|</tspan><tspan> ts.into_iter()</tspan>
</tspan>
<tspan x="10px" y="1576px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">|</tspan><tspan> .map(|t| (is_true, t))</tspan>
</tspan>
<tspan x="10px" y="1594px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">|</tspan><tspan> .flatten()</tspan>
</tspan>
<tspan x="10px" y="1612px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">|</tspan><tspan> })</tspan>
</tspan>
<tspan x="10px" y="1630px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">|__________^</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">`(bool, HashSet&lt;u8&gt;)` is not an iterator</tspan>
</tspan>
<tspan x="10px" y="1648px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="1666px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">= </tspan><tspan class="bold">help</tspan><tspan>: the trait `Iterator` is not implemented for `(bool, HashSet&lt;u8&gt;)`</tspan>
</tspan>
<tspan x="10px" y="1684px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">= </tspan><tspan class="bold">note</tspan><tspan>: required for `(bool, HashSet&lt;u8&gt;)` to implement `IntoIterator`</tspan>
</tspan>
<tspan x="10px" y="1702px"><tspan class="fg-ansi256-010 bold">note</tspan><tspan>: required by a bound in `Flatten`</tspan>
</tspan>
<tspan x="10px" y="1720px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$SRC_DIR/core/src/iter/adapters/flatten.rs:LL:COL</tspan>
</tspan>
<tspan x="10px" y="1738px">
</tspan>
<tspan x="10px" y="1756px"><tspan class="fg-ansi256-009 bold">error[E0599]</tspan><tspan class="bold">: the method `collect` exists for struct `Flatten&lt;Map&lt;IntoIter&lt;bool, Vec&lt;HashSet&lt;u8&gt;&gt;&gt;, {closure@multiline-removal-suggestion.rs:29:8}&gt;&gt;`, but its trait bounds were not satisfied</tspan>
</tspan>
<tspan x="10px" y="1774px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$DIR/multiline-removal-suggestion.rs:35:4</tspan>
</tspan>
<tspan x="10px" y="1792px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="1810px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">/</tspan><tspan> hm.into_iter()</tspan>
</tspan>
<tspan x="10px" y="1828px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> .map(|(is_true, ts)| {</tspan>
</tspan>
<tspan x="10px" y="1846px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> ts.into_iter()</tspan>
</tspan>
<tspan x="10px" y="1864px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> .map(|t| (is_true, t))</tspan>
</tspan>
<tspan x="10px" y="1882px"><tspan class="fg-ansi256-012 bold">...</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="1900px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> .flatten()</tspan>
</tspan>
<tspan x="10px" y="1918px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> .collect()</tspan>
</tspan>
<tspan x="10px" y="1936px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">-</tspan><tspan class="fg-ansi256-009 bold">^^^^^^^</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">method cannot be called due to unsatisfied trait bounds</tspan>
</tspan>
<tspan x="10px" y="1954px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|_________|</tspan>
</tspan>
<tspan x="10px" y="1972px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="1990px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="2008px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">= </tspan><tspan class="bold">note</tspan><tspan>: the following trait bounds were not satisfied:</tspan>
</tspan>
<tspan x="10px" y="2026px"><tspan> `&lt;Flatten&lt;Map&lt;std::vec::IntoIter&lt;HashSet&lt;u8&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:31:10: 31:13}&gt;&gt; as IntoIterator&gt;::IntoIter = _`</tspan>
</tspan>
<tspan x="10px" y="2044px"><tspan> which is required by `Flatten&lt;Map&lt;std::collections::hash_map::IntoIter&lt;bool, Vec&lt;HashSet&lt;u8&gt;&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:29:8: 29:23}&gt;&gt;: Iterator`</tspan>
</tspan>
<tspan x="10px" y="2062px"><tspan> `&lt;Flatten&lt;Map&lt;std::vec::IntoIter&lt;HashSet&lt;u8&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:31:10: 31:13}&gt;&gt; as IntoIterator&gt;::Item = _`</tspan>
</tspan>
<tspan x="10px" y="2080px"><tspan> which is required by `Flatten&lt;Map&lt;std::collections::hash_map::IntoIter&lt;bool, Vec&lt;HashSet&lt;u8&gt;&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:29:8: 29:23}&gt;&gt;: Iterator`</tspan>
</tspan>
<tspan x="10px" y="2098px"><tspan> `Flatten&lt;Map&lt;std::vec::IntoIter&lt;HashSet&lt;u8&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:31:10: 31:13}&gt;&gt;: IntoIterator`</tspan>
</tspan>
<tspan x="10px" y="2116px"><tspan> which is required by `Flatten&lt;Map&lt;std::collections::hash_map::IntoIter&lt;bool, Vec&lt;HashSet&lt;u8&gt;&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:29:8: 29:23}&gt;&gt;: Iterator`</tspan>
</tspan>
<tspan x="10px" y="2134px"><tspan> `Flatten&lt;Map&lt;std::collections::hash_map::IntoIter&lt;bool, Vec&lt;HashSet&lt;u8&gt;&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:29:8: 29:23}&gt;&gt;: Iterator`</tspan>
</tspan>
<tspan x="10px" y="2152px"><tspan> which is required by `&amp;mut Flatten&lt;Map&lt;std::collections::hash_map::IntoIter&lt;bool, Vec&lt;HashSet&lt;u8&gt;&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:29:8: 29:23}&gt;&gt;: Iterator`</tspan>
</tspan>
<tspan x="10px" y="2170px">
</tspan>
<tspan x="10px" y="2188px"><tspan class="fg-ansi256-009 bold">error[E0277]</tspan><tspan class="bold">: `(bool, HashSet&lt;u8&gt;)` is not an iterator</tspan>
</tspan>
<tspan x="10px" y="2206px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$DIR/multiline-removal-suggestion.rs:43:7</tspan>
</tspan>
<tspan x="10px" y="2224px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="2242px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> }).flatten()</tspan>
</tspan>
<tspan x="10px" y="2260px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">^^^^^^^</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">`(bool, HashSet&lt;u8&gt;)` is not an iterator</tspan>
</tspan>
<tspan x="10px" y="2278px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="2296px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">= </tspan><tspan class="bold">help</tspan><tspan>: the trait `Iterator` is not implemented for `(bool, HashSet&lt;u8&gt;)`</tspan>
</tspan>
<tspan x="10px" y="2314px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">= </tspan><tspan class="bold">note</tspan><tspan>: required for `(bool, HashSet&lt;u8&gt;)` to implement `IntoIterator`</tspan>
</tspan>
<tspan x="10px" y="2332px"><tspan class="fg-ansi256-010 bold">note</tspan><tspan>: required by a bound in `flatten`</tspan>
</tspan>
<tspan x="10px" y="2350px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$SRC_DIR/core/src/iter/traits/iterator.rs:LL:COL</tspan>
</tspan>
<tspan x="10px" y="2368px"><tspan class="fg-ansi256-014 bold">help</tspan><tspan>: consider removing this method call, as the receiver has type `std::vec::IntoIter&lt;HashSet&lt;u8&gt;&gt;` and `std::vec::IntoIter&lt;HashSet&lt;u8&gt;&gt;: Iterator` trivially holds</tspan>
</tspan>
<tspan x="10px" y="2386px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="2404px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-009">- </tspan><tspan> ts.into_iter()</tspan><tspan class="fg-ansi256-009">.map(|t| {</tspan>
</tspan>
<tspan x="10px" y="2422px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-009">- (is_true, t)</tspan>
</tspan>
<tspan x="10px" y="2440px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-009">- })</tspan><tspan>.flatten()</tspan>
</tspan>
<tspan x="10px" y="2458px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-010">+ </tspan><tspan> ts.into_iter().flatten()</tspan>
</tspan>
<tspan x="10px" y="2476px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="2494px">
</tspan>
<tspan x="10px" y="2512px"><tspan class="fg-ansi256-009 bold">error[E0277]</tspan><tspan class="bold">: `(bool, HashSet&lt;u8&gt;)` is not an iterator</tspan>
</tspan>
<tspan x="10px" y="2530px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$DIR/multiline-removal-suggestion.rs:39:2</tspan>
</tspan>
<tspan x="10px" y="2548px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="2566px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">/</tspan><tspan> hm.into_iter()</tspan>
</tspan>
<tspan x="10px" y="2584px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">|</tspan><tspan> .map(|(is_true, ts)| {</tspan>
</tspan>
<tspan x="10px" y="2602px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">|</tspan><tspan> ts.into_iter().map(|t| {</tspan>
</tspan>
<tspan x="10px" y="2620px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">|</tspan><tspan> (is_true, t)</tspan>
</tspan>
<tspan x="10px" y="2638px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">|</tspan><tspan> }).flatten()</tspan>
</tspan>
<tspan x="10px" y="2656px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">|</tspan><tspan> })</tspan>
</tspan>
<tspan x="10px" y="2674px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">|__________^</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">`(bool, HashSet&lt;u8&gt;)` is not an iterator</tspan>
</tspan>
<tspan x="10px" y="2692px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="2710px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">= </tspan><tspan class="bold">help</tspan><tspan>: the trait `Iterator` is not implemented for `(bool, HashSet&lt;u8&gt;)`</tspan>
</tspan>
<tspan x="10px" y="2728px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">= </tspan><tspan class="bold">note</tspan><tspan>: required for `(bool, HashSet&lt;u8&gt;)` to implement `IntoIterator`</tspan>
</tspan>
<tspan x="10px" y="2746px"><tspan class="fg-ansi256-010 bold">note</tspan><tspan>: required by a bound in `Flatten`</tspan>
</tspan>
<tspan x="10px" y="2764px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$SRC_DIR/core/src/iter/adapters/flatten.rs:LL:COL</tspan>
</tspan>
<tspan x="10px" y="2782px">
</tspan>
<tspan x="10px" y="2800px"><tspan class="fg-ansi256-009 bold">error[E0599]</tspan><tspan class="bold">: the method `collect` exists for struct `Flatten&lt;Map&lt;IntoIter&lt;bool, Vec&lt;HashSet&lt;u8&gt;&gt;&gt;, {closure@multiline-removal-suggestion.rs:40:8}&gt;&gt;`, but its trait bounds were not satisfied</tspan>
</tspan>
<tspan x="10px" y="2818px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$DIR/multiline-removal-suggestion.rs:46:4</tspan>
</tspan>
<tspan x="10px" y="2836px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="2854px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">/</tspan><tspan> hm.into_iter()</tspan>
</tspan>
<tspan x="10px" y="2872px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> .map(|(is_true, ts)| {</tspan>
</tspan>
<tspan x="10px" y="2890px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> ts.into_iter().map(|t| {</tspan>
</tspan>
<tspan x="10px" y="2908px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> (is_true, t)</tspan>
</tspan>
<tspan x="10px" y="2926px"><tspan class="fg-ansi256-012 bold">...</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="2944px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> .flatten()</tspan>
</tspan>
<tspan x="10px" y="2962px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> .collect()</tspan>
</tspan>
<tspan x="10px" y="2980px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">-</tspan><tspan class="fg-ansi256-009 bold">^^^^^^^</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">method cannot be called due to unsatisfied trait bounds</tspan>
</tspan>
<tspan x="10px" y="2998px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|_________|</tspan>
</tspan>
<tspan x="10px" y="3016px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="3034px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="3052px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">= </tspan><tspan class="bold">note</tspan><tspan>: the following trait bounds were not satisfied:</tspan>
</tspan>
<tspan x="10px" y="3070px"><tspan> `&lt;Flatten&lt;Map&lt;std::vec::IntoIter&lt;HashSet&lt;u8&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:41:23: 41:26}&gt;&gt; as IntoIterator&gt;::IntoIter = _`</tspan>
</tspan>
<tspan x="10px" y="3088px"><tspan> which is required by `Flatten&lt;Map&lt;std::collections::hash_map::IntoIter&lt;bool, Vec&lt;HashSet&lt;u8&gt;&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:40:8: 40:23}&gt;&gt;: Iterator`</tspan>
</tspan>
<tspan x="10px" y="3106px"><tspan> `&lt;Flatten&lt;Map&lt;std::vec::IntoIter&lt;HashSet&lt;u8&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:41:23: 41:26}&gt;&gt; as IntoIterator&gt;::Item = _`</tspan>
</tspan>
<tspan x="10px" y="3124px"><tspan> which is required by `Flatten&lt;Map&lt;std::collections::hash_map::IntoIter&lt;bool, Vec&lt;HashSet&lt;u8&gt;&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:40:8: 40:23}&gt;&gt;: Iterator`</tspan>
</tspan>
<tspan x="10px" y="3142px"><tspan> `Flatten&lt;Map&lt;std::vec::IntoIter&lt;HashSet&lt;u8&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:41:23: 41:26}&gt;&gt;: IntoIterator`</tspan>
</tspan>
<tspan x="10px" y="3160px"><tspan> which is required by `Flatten&lt;Map&lt;std::collections::hash_map::IntoIter&lt;bool, Vec&lt;HashSet&lt;u8&gt;&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:40:8: 40:23}&gt;&gt;: Iterator`</tspan>
</tspan>
<tspan x="10px" y="3178px"><tspan> `Flatten&lt;Map&lt;std::collections::hash_map::IntoIter&lt;bool, Vec&lt;HashSet&lt;u8&gt;&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:40:8: 40:23}&gt;&gt;: Iterator`</tspan>
</tspan>
<tspan x="10px" y="3196px"><tspan> which is required by `&amp;mut Flatten&lt;Map&lt;std::collections::hash_map::IntoIter&lt;bool, Vec&lt;HashSet&lt;u8&gt;&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:40:8: 40:23}&gt;&gt;: Iterator`</tspan>
</tspan>
<tspan x="10px" y="3214px">
</tspan>
<tspan x="10px" y="3232px"><tspan class="fg-ansi256-009 bold">error[E0277]</tspan><tspan class="bold">: `(bool, HashSet&lt;u8&gt;)` is not an iterator</tspan>
</tspan>
<tspan x="10px" y="3250px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$DIR/multiline-removal-suggestion.rs:53:28</tspan>
</tspan>
<tspan x="10px" y="3268px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="3286px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> .map(|t| (is_true, t)).flatten()</tspan>
</tspan>
<tspan x="10px" y="3304px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">^^^^^^^</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">`(bool, HashSet&lt;u8&gt;)` is not an iterator</tspan>
</tspan>
<tspan x="10px" y="3322px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="3340px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">= </tspan><tspan class="bold">help</tspan><tspan>: the trait `Iterator` is not implemented for `(bool, HashSet&lt;u8&gt;)`</tspan>
</tspan>
<tspan x="10px" y="3358px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">= </tspan><tspan class="bold">note</tspan><tspan>: required for `(bool, HashSet&lt;u8&gt;)` to implement `IntoIterator`</tspan>
</tspan>
<tspan x="10px" y="3376px"><tspan class="fg-ansi256-010 bold">note</tspan><tspan>: required by a bound in `flatten`</tspan>
</tspan>
<tspan x="10px" y="3394px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$SRC_DIR/core/src/iter/traits/iterator.rs:LL:COL</tspan>
</tspan>
<tspan x="10px" y="3412px"><tspan class="fg-ansi256-014 bold">help</tspan><tspan>: consider removing this method call, as the receiver has type `std::vec::IntoIter&lt;HashSet&lt;u8&gt;&gt;` and `std::vec::IntoIter&lt;HashSet&lt;u8&gt;&gt;: Iterator` trivially holds</tspan>
</tspan>
<tspan x="10px" y="3430px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="3448px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-009">- </tspan><tspan> ts.into_iter()</tspan>
</tspan>
<tspan x="10px" y="3466px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-009">- .map(|t| (is_true, t))</tspan><tspan>.flatten()</tspan>
</tspan>
<tspan x="10px" y="3484px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-010">+ </tspan><tspan> ts.into_iter().flatten()</tspan>
</tspan>
<tspan x="10px" y="3502px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="3520px">
</tspan>
<tspan x="10px" y="3538px"><tspan class="fg-ansi256-009 bold">error[E0277]</tspan><tspan class="bold">: `(bool, HashSet&lt;u8&gt;)` is not an iterator</tspan>
</tspan>
<tspan x="10px" y="3556px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$DIR/multiline-removal-suggestion.rs:50:2</tspan>
</tspan>
<tspan x="10px" y="3574px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="3592px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">/</tspan><tspan> hm.into_iter()</tspan>
</tspan>
<tspan x="10px" y="3610px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">|</tspan><tspan> .map(|(is_true, ts)| {</tspan>
</tspan>
<tspan x="10px" y="3628px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">|</tspan><tspan> ts.into_iter()</tspan>
</tspan>
<tspan x="10px" y="3646px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">|</tspan><tspan> .map(|t| (is_true, t)).flatten()</tspan>
</tspan>
<tspan x="10px" y="3664px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">|</tspan><tspan> })</tspan>
</tspan>
<tspan x="10px" y="3682px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">|__________^</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">`(bool, HashSet&lt;u8&gt;)` is not an iterator</tspan>
</tspan>
<tspan x="10px" y="3700px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="3718px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">= </tspan><tspan class="bold">help</tspan><tspan>: the trait `Iterator` is not implemented for `(bool, HashSet&lt;u8&gt;)`</tspan>
</tspan>
<tspan x="10px" y="3736px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">= </tspan><tspan class="bold">note</tspan><tspan>: required for `(bool, HashSet&lt;u8&gt;)` to implement `IntoIterator`</tspan>
</tspan>
<tspan x="10px" y="3754px"><tspan class="fg-ansi256-010 bold">note</tspan><tspan>: required by a bound in `Flatten`</tspan>
</tspan>
<tspan x="10px" y="3772px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$SRC_DIR/core/src/iter/adapters/flatten.rs:LL:COL</tspan>
</tspan>
<tspan x="10px" y="3790px">
</tspan>
<tspan x="10px" y="3808px"><tspan class="fg-ansi256-009 bold">error[E0599]</tspan><tspan class="bold">: the method `collect` exists for struct `Flatten&lt;Map&lt;IntoIter&lt;bool, Vec&lt;HashSet&lt;u8&gt;&gt;&gt;, {closure@multiline-removal-suggestion.rs:51:8}&gt;&gt;`, but its trait bounds were not satisfied</tspan>
</tspan>
<tspan x="10px" y="3826px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$DIR/multiline-removal-suggestion.rs:56:4</tspan>
</tspan>
<tspan x="10px" y="3844px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="3862px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">/</tspan><tspan> hm.into_iter()</tspan>
</tspan>
<tspan x="10px" y="3880px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> .map(|(is_true, ts)| {</tspan>
</tspan>
<tspan x="10px" y="3898px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> ts.into_iter()</tspan>
</tspan>
<tspan x="10px" y="3916px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> .map(|t| (is_true, t)).flatten()</tspan>
</tspan>
<tspan x="10px" y="3934px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> })</tspan>
</tspan>
<tspan x="10px" y="3952px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> .flatten()</tspan>
</tspan>
<tspan x="10px" y="3970px"><tspan class="fg-ansi256-012 bold">LL</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> .collect()</tspan>
</tspan>
<tspan x="10px" y="3988px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">-</tspan><tspan class="fg-ansi256-009 bold">^^^^^^^</tspan><tspan> </tspan><tspan class="fg-ansi256-009 bold">method cannot be called due to unsatisfied trait bounds</tspan>
</tspan>
<tspan x="10px" y="4006px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan><tspan> </tspan><tspan class="fg-ansi256-012 bold">|_________|</tspan>
</tspan>
<tspan x="10px" y="4024px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="4042px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
</tspan>
<tspan x="10px" y="4060px"><tspan> </tspan><tspan class="fg-ansi256-012 bold">= </tspan><tspan class="bold">note</tspan><tspan>: the following trait bounds were not satisfied:</tspan>
</tspan>
<tspan x="10px" y="4078px"><tspan> `&lt;Flatten&lt;Map&lt;std::vec::IntoIter&lt;HashSet&lt;u8&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:53:10: 53:13}&gt;&gt; as IntoIterator&gt;::IntoIter = _`</tspan>
</tspan>
<tspan x="10px" y="4096px"><tspan> which is required by `Flatten&lt;Map&lt;std::collections::hash_map::IntoIter&lt;bool, Vec&lt;HashSet&lt;u8&gt;&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:51:8: 51:23}&gt;&gt;: Iterator`</tspan>
</tspan>
<tspan x="10px" y="4114px"><tspan> `&lt;Flatten&lt;Map&lt;std::vec::IntoIter&lt;HashSet&lt;u8&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:53:10: 53:13}&gt;&gt; as IntoIterator&gt;::Item = _`</tspan>
</tspan>
<tspan x="10px" y="4132px"><tspan> which is required by `Flatten&lt;Map&lt;std::collections::hash_map::IntoIter&lt;bool, Vec&lt;HashSet&lt;u8&gt;&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:51:8: 51:23}&gt;&gt;: Iterator`</tspan>
</tspan>
<tspan x="10px" y="4150px"><tspan> `Flatten&lt;Map&lt;std::vec::IntoIter&lt;HashSet&lt;u8&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:53:10: 53:13}&gt;&gt;: IntoIterator`</tspan>
</tspan>
<tspan x="10px" y="4168px"><tspan> which is required by `Flatten&lt;Map&lt;std::collections::hash_map::IntoIter&lt;bool, Vec&lt;HashSet&lt;u8&gt;&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:51:8: 51:23}&gt;&gt;: Iterator`</tspan>
</tspan>
<tspan x="10px" y="4186px"><tspan> `Flatten&lt;Map&lt;std::collections::hash_map::IntoIter&lt;bool, Vec&lt;HashSet&lt;u8&gt;&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:51:8: 51:23}&gt;&gt;: Iterator`</tspan>
</tspan>
<tspan x="10px" y="4204px"><tspan> which is required by `&amp;mut Flatten&lt;Map&lt;std::collections::hash_map::IntoIter&lt;bool, Vec&lt;HashSet&lt;u8&gt;&gt;&gt;, {closure@$DIR/multiline-removal-suggestion.rs:51:8: 51:23}&gt;&gt;: Iterator`</tspan>
</tspan>
<tspan x="10px" y="4222px">
</tspan>
<tspan x="10px" y="4240px"><tspan class="fg-ansi256-009 bold">error</tspan><tspan class="bold">: aborting due to 12 previous errors</tspan>
</tspan>
<tspan x="10px" y="4258px">
</tspan>
<tspan x="10px" y="4276px"><tspan class="bold">Some errors have detailed explanations: E0277, E0599.</tspan>
</tspan>
<tspan x="10px" y="4294px"><tspan class="bold">For more information about an error, try `rustc --explain E0277`.</tspan>
</tspan>
<tspan x="10px" y="4312px">
</tspan>
</text>
</svg>
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2
tests/ui/panics/issue-47429-short-backtraces.rs
View file

@ -9,6 +9,8 @@
// This is needed to avoid test output differences across std being built with v0 symbols vs legacy
// symbols.
//@ normalize-stderr-test: "begin_panic::<&str>" -> "begin_panic"
// This variant occurs on macOS with `rust.debuginfo-level = "line-tables-only"` (#133997)
//@ normalize-stderr-test: " begin_panic<&str>" -> " std::panicking::begin_panic"
// And this is for differences between std with and without debuginfo.
//@ normalize-stderr-test: "\n +at [^\n]+" -> ""

2
tests/ui/panics/issue-47429-short-backtraces.run.stderr
View file

@ -1,4 +1,4 @@
thread 'main' panicked at $DIR/issue-47429-short-backtraces.rs:24:5:
thread 'main' panicked at $DIR/issue-47429-short-backtraces.rs:26:5:
explicit panic
stack backtrace:
0: std::panicking::begin_panic

2
tests/ui/panics/runtime-switch.rs
View file

@ -9,6 +9,8 @@
// This is needed to avoid test output differences across std being built with v0 symbols vs legacy
// symbols.
//@ normalize-stderr-test: "begin_panic::<&str>" -> "begin_panic"
// This variant occurs on macOS with `rust.debuginfo-level = "line-tables-only"` (#133997)
//@ normalize-stderr-test: " begin_panic<&str>" -> " std::panicking::begin_panic"
// And this is for differences between std with and without debuginfo.
//@ normalize-stderr-test: "\n +at [^\n]+" -> ""

2
tests/ui/panics/runtime-switch.run.stderr
View file

@ -1,4 +1,4 @@
thread 'main' panicked at $DIR/runtime-switch.rs:27:5:
thread 'main' panicked at $DIR/runtime-switch.rs:29:5:
explicit panic
stack backtrace:
0: std::panicking::begin_panic

2
tests/ui/panics/short-ice-remove-middle-frames-2.rs
View file

@ -12,6 +12,8 @@
// This is needed to avoid test output differences across std being built with v0 symbols vs legacy
// symbols.
//@ normalize-stderr-test: "begin_panic::<&str>" -> "begin_panic"
// This variant occurs on macOS with `rust.debuginfo-level = "line-tables-only"` (#133997)
//@ normalize-stderr-test: " begin_panic<&str>" -> " std::panicking::begin_panic"
// And this is for differences between std with and without debuginfo.
//@ normalize-stderr-test: "\n +at [^\n]+" -> ""

2
tests/ui/panics/short-ice-remove-middle-frames-2.run.stderr
View file

@ -1,4 +1,4 @@
thread 'main' panicked at $DIR/short-ice-remove-middle-frames-2.rs:61:5:
thread 'main' panicked at $DIR/short-ice-remove-middle-frames-2.rs:63:5:
debug!!!
stack backtrace:
0: std::panicking::begin_panic

2
tests/ui/panics/short-ice-remove-middle-frames.rs
View file

@ -13,6 +13,8 @@
// This is needed to avoid test output differences across std being built with v0 symbols vs legacy
// symbols.
//@ normalize-stderr-test: "begin_panic::<&str>" -> "begin_panic"
// This variant occurs on macOS with `rust.debuginfo-level = "line-tables-only"` (#133997)
//@ normalize-stderr-test: " begin_panic<&str>" -> " std::panicking::begin_panic"
// And this is for differences between std with and without debuginfo.
//@ normalize-stderr-test: "\n +at [^\n]+" -> ""

2
tests/ui/panics/short-ice-remove-middle-frames.run.stderr
View file

@ -1,4 +1,4 @@
thread 'main' panicked at $DIR/short-ice-remove-middle-frames.rs:57:5:
thread 'main' panicked at $DIR/short-ice-remove-middle-frames.rs:59:5:
debug!!!
stack backtrace:
0: std::panicking::begin_panic