[INFO] crate htmlgrep 0.3.0 is already in cache
[INFO] extracting crate htmlgrep 0.3.0 into work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/reg/htmlgrep/0.3.0
[INFO] extracting crate htmlgrep 0.3.0 into work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/reg/htmlgrep/0.3.0
[INFO] validating manifest of htmlgrep-0.3.0 on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of htmlgrep-0.3.0 on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing htmlgrep-0.3.0
[INFO] finished frobbing htmlgrep-0.3.0
[INFO] frobbed toml for htmlgrep-0.3.0 written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/reg/htmlgrep/0.3.0/Cargo.toml
[INFO] started frobbing htmlgrep-0.3.0
[INFO] finished frobbing htmlgrep-0.3.0
[INFO] frobbed toml for htmlgrep-0.3.0 written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/reg/htmlgrep/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking htmlgrep-0.3.0 against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-6/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/reg/htmlgrep/0.3.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 31831e6bde041766e447e9397d78193d224edff2f86e1b66cd33b5de95f6c59b
[INFO] running `"docker" "start" "-a" "31831e6bde041766e447e9397d78193d224edff2f86e1b66cd33b5de95f6c59b"`
[INFO] [stderr]    Compiling markup5ever v0.7.5
[INFO] [stderr]    Compiling cssparser-macros v0.3.5
[INFO] [stderr]    Compiling selectors v0.20.0
[INFO] [stderr]     Checking cssparser v0.24.1
[INFO] [stderr] warning[E0506]: cannot assign to `self.input.cached_token` because it is borrowed
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cssparser-0.24.1/src/parser.rs:572:17
[INFO] [stderr]     |
[INFO] [stderr] 547 |     pub fn next_including_whitespace_and_comments(&mut self) -> Result<&Token<'i>, BasicParseError<'i>> {
[INFO] [stderr]     |                                                   - let's call the lifetime of this reference `'1`
[INFO] [stderr] ...
[INFO] [stderr] 560 |             Some(ref cached_token)
[INFO] [stderr]     |                  ---------------- borrow of `self.input.cached_token` occurs here
[INFO] [stderr] ...
[INFO] [stderr] 572 |                 self.input.cached_token = Some(CachedToken {
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^ assignment to borrowed `self.input.cached_token` occurs here
[INFO] [stderr] ...
[INFO] [stderr] 584 |         Ok(token)
[INFO] [stderr]     |         --------- returning this value requires that `self.input.cached_token.0` is borrowed for `'1`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr] 
[INFO] [stderr]     Checking html5ever v0.22.5
[INFO] [stderr]     Checking kuchiki v0.7.2
[INFO] [stderr]     Checking htmlgrep v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> grep.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |                 let mut raw_source = node.to_string();
[INFO] [stderr]    |                     ----^^^^^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> grep.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |                 let mut raw_source = node.to_string();
[INFO] [stderr]    |                     ----^^^^^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> css.rs:193:9
[INFO] [stderr]     |
[INFO] [stderr] 193 |                 let mut file = File::open(path.clone()).map_err(|e| (e, path.clone()))?;
[INFO] [stderr]     |                     ----^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning[E0382]: use of moved value: `matches`
[INFO] [stderr]    --> css.rs:211:36
[INFO] [stderr]     |
[INFO] [stderr] 208 | fn print_count(matches: htmlgrep::Matches, opts: Options) {
[INFO] [stderr]     |                ------- move occurs because `matches` has type `htmlgrep::Matches`, which does not implement the `Copy` trait
[INFO] [stderr] 209 |     match opts.max {
[INFO] [stderr] 210 |         Some(n) if matches.count() > n => print!("{}{}", n, opts.separator),
[INFO] [stderr]     |                    ------- value moved here
[INFO] [stderr] 211 |         Some(_) | None => print!("{}{}", matches.count(), opts.separator),
[INFO] [stderr]     |                                          ^^^^^^^ value used here after move
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> css.rs:193:9
[INFO] [stderr]     |
[INFO] [stderr] 193 |                 let mut file = File::open(path.clone()).map_err(|e| (e, path.clone()))?;
[INFO] [stderr]     |                     ----^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning[E0382]: use of moved value: `matches`
[INFO] [stderr]    --> css.rs:211:36
[INFO] [stderr]     |
[INFO] [stderr] 208 | fn print_count(matches: htmlgrep::Matches, opts: Options) {
[INFO] [stderr]     |                ------- move occurs because `matches` has type `htmlgrep::Matches`, which does not implement the `Copy` trait
[INFO] [stderr] 209 |     match opts.max {
[INFO] [stderr] 210 |         Some(n) if matches.count() > n => print!("{}{}", n, opts.separator),
[INFO] [stderr]     |                    ------- value moved here
[INFO] [stderr] 211 |         Some(_) | None => print!("{}{}", matches.count(), opts.separator),
[INFO] [stderr]     |                                          ^^^^^^^ value used here after move
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.80s
[INFO] running `"docker" "inspect" "31831e6bde041766e447e9397d78193d224edff2f86e1b66cd33b5de95f6c59b"`
[INFO] running `"docker" "rm" "-f" "31831e6bde041766e447e9397d78193d224edff2f86e1b66cd33b5de95f6c59b"`
[INFO] [stdout] 31831e6bde041766e447e9397d78193d224edff2f86e1b66cd33b5de95f6c59b