Dec 18 13:48:33.915 INFO checking must-0.2.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 13:48:33.915 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/must/0.2.0:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 13:48:34.145 INFO [stdout] c99a569e77a3b9bb5fcd1a4a4b89107b6a99789d8631bbad7e5d01c0f41d1674
Dec 18 13:48:34.147 INFO running `"docker" "start" "-a" "c99a569e77a3b9bb5fcd1a4a4b89107b6a99789d8631bbad7e5d01c0f41d1674"`
Dec 18 13:48:35.368 INFO [stderr]     Checking mutator v0.1.0
Dec 18 13:48:35.797 INFO [stderr]     Checking must v0.2.0 (/opt/crater/workdir)
Dec 18 13:48:36.308 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 18 13:48:36.308 INFO [stderr]  --> src/matchers/text.rs:4:5
Dec 18 13:48:36.308 INFO [stderr]   |
Dec 18 13:48:36.308 INFO [stderr] 4 | use std::ascii::AsciiExt;
Dec 18 13:48:36.308 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 13:48:36.308 INFO [stderr]   |
Dec 18 13:48:36.308 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 18 13:48:36.308 INFO [stderr] 
Dec 18 13:48:36.308 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 18 13:48:36.308 INFO [stderr]   --> src/matchers/text.rs:58:40
Dec 18 13:48:36.308 INFO [stderr]    |
Dec 18 13:48:36.308 INFO [stderr] 58 | pub trait MustBeAscii: Sized + Debug + AsciiExt {
Dec 18 13:48:36.308 INFO [stderr]    |                                        ^^^^^^^^
Dec 18 13:48:36.308 INFO [stderr] 
Dec 18 13:48:36.308 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 18 13:48:36.309 INFO [stderr]   --> src/matchers/text.rs:76:44
Dec 18 13:48:36.309 INFO [stderr]    |
Dec 18 13:48:36.309 INFO [stderr] 76 | impl<V> MustBeAscii for V where V: Debug + AsciiExt {}
Dec 18 13:48:36.309 INFO [stderr]    |                                            ^^^^^^^^
Dec 18 13:48:36.309 INFO [stderr] 
Dec 18 13:48:36.309 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 18 13:48:36.309 INFO [stderr]  --> src/matchers/text.rs:4:5
Dec 18 13:48:36.309 INFO [stderr]   |
Dec 18 13:48:36.309 INFO [stderr] 4 | use std::ascii::AsciiExt;
Dec 18 13:48:36.309 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 13:48:36.309 INFO [stderr]   |
Dec 18 13:48:36.309 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 18 13:48:36.309 INFO [stderr] 
Dec 18 13:48:36.309 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 18 13:48:36.309 INFO [stderr]   --> src/matchers/text.rs:58:40
Dec 18 13:48:36.309 INFO [stderr]    |
Dec 18 13:48:36.309 INFO [stderr] 58 | pub trait MustBeAscii: Sized + Debug + AsciiExt {
Dec 18 13:48:36.309 INFO [stderr]    |                                        ^^^^^^^^
Dec 18 13:48:36.309 INFO [stderr] 
Dec 18 13:48:36.309 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 18 13:48:36.309 INFO [stderr]   --> src/matchers/text.rs:76:44
Dec 18 13:48:36.309 INFO [stderr]    |
Dec 18 13:48:36.309 INFO [stderr] 76 | impl<V> MustBeAscii for V where V: Debug + AsciiExt {}
Dec 18 13:48:36.309 INFO [stderr]    |                                            ^^^^^^^^
Dec 18 13:48:36.309 INFO [stderr] 
Dec 18 13:48:36.466 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt::is_ascii': use inherent methods instead
Dec 18 13:48:36.466 INFO [stderr]   --> src/matchers/text.rs:60:11
Dec 18 13:48:36.466 INFO [stderr]    |
Dec 18 13:48:36.466 INFO [stderr] 60 |         if self.is_ascii() {
Dec 18 13:48:36.466 INFO [stderr]    |                 ^^^^^^^^
Dec 18 13:48:36.466 INFO [stderr] 
Dec 18 13:48:36.468 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt::eq_ignore_ascii_case': use inherent methods instead
Dec 18 13:48:36.468 INFO [stderr]   --> src/matchers/text.rs:68:11
Dec 18 13:48:36.468 INFO [stderr]    |
Dec 18 13:48:36.468 INFO [stderr] 68 |         if self.eq_ignore_ascii_case(other) {
Dec 18 13:48:36.468 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^
Dec 18 13:48:36.468 INFO [stderr] 
Dec 18 13:48:36.576 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt::is_ascii': use inherent methods instead
Dec 18 13:48:36.576 INFO [stderr]   --> src/matchers/text.rs:60:11
Dec 18 13:48:36.576 INFO [stderr]    |
Dec 18 13:48:36.576 INFO [stderr] 60 |         if self.is_ascii() {
Dec 18 13:48:36.576 INFO [stderr]    |                 ^^^^^^^^
Dec 18 13:48:36.576 INFO [stderr] 
Dec 18 13:48:36.576 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt::eq_ignore_ascii_case': use inherent methods instead
Dec 18 13:48:36.576 INFO [stderr]   --> src/matchers/text.rs:68:11
Dec 18 13:48:36.576 INFO [stderr]    |
Dec 18 13:48:36.576 INFO [stderr] 68 |         if self.eq_ignore_ascii_case(other) {
Dec 18 13:48:36.576 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^
Dec 18 13:48:36.576 INFO [stderr] 
Dec 18 13:48:37.276 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.98s
Dec 18 13:48:37.974 INFO running `"docker" "inspect" "c99a569e77a3b9bb5fcd1a4a4b89107b6a99789d8631bbad7e5d01c0f41d1674"`
Dec 18 13:48:38.240 INFO running `"docker" "rm" "-f" "c99a569e77a3b9bb5fcd1a4a4b89107b6a99789d8631bbad7e5d01c0f41d1674"`
Dec 18 13:48:38.492 INFO [stdout] c99a569e77a3b9bb5fcd1a4a4b89107b6a99789d8631bbad7e5d01c0f41d1674