[INFO] crate htmlgrep 0.3.0 is already in cache
[INFO] extracting crate htmlgrep 0.3.0 into work/ex/pr-60932/sources/master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4/reg/htmlgrep/0.3.0
[INFO] extracting crate htmlgrep 0.3.0 into work/ex/pr-60932/sources/try#097e26225c5cc28d3042ad4c80eac7c488f78ee7/reg/htmlgrep/0.3.0
[INFO] validating manifest of htmlgrep-0.3.0 on toolchain master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+548add7f61bfcbe3bea3f5ccefb53c84da8fefe4-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of htmlgrep-0.3.0 on toolchain try#097e26225c5cc28d3042ad4c80eac7c488f78ee7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+097e26225c5cc28d3042ad4c80eac7c488f78ee7-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-60932/sources/master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4/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-60932/sources/try#097e26225c5cc28d3042ad4c80eac7c488f78ee7/reg/htmlgrep/0.3.0/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+548add7f61bfcbe3bea3f5ccefb53c84da8fefe4-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+097e26225c5cc28d3042ad4c80eac7c488f78ee7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+548add7f61bfcbe3bea3f5ccefb53c84da8fefe4-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+097e26225c5cc28d3042ad4c80eac7c488f78ee7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking htmlgrep-0.3.0 against master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4 for pr-60932
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60932/worker-4/master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60932/sources/master#548add7f61bfcbe3bea3f5ccefb53c84da8fefe4/reg/htmlgrep/0.3.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+548add7f61bfcbe3bea3f5ccefb53c84da8fefe4-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 40f299e51a4cb362b29fc8b0728297580aa988656b16bcc844059fb9b3c6cdfe
[INFO] running `"docker" "start" "-a" "40f299e51a4cb362b29fc8b0728297580aa988656b16bcc844059fb9b3c6cdfe"`
[INFO] [stderr]     Checking selectors v0.21.0
[INFO] [stderr]     Checking markup5ever v0.8.1
[INFO] [stderr]     Checking html5ever v0.23.0
[INFO] [stderr]     Checking kuchiki v0.7.3
[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 10.93s
[INFO] running `"docker" "inspect" "40f299e51a4cb362b29fc8b0728297580aa988656b16bcc844059fb9b3c6cdfe"`
[INFO] running `"docker" "rm" "-f" "40f299e51a4cb362b29fc8b0728297580aa988656b16bcc844059fb9b3c6cdfe"`
[INFO] [stdout] 40f299e51a4cb362b29fc8b0728297580aa988656b16bcc844059fb9b3c6cdfe