Dec 15 04:07:43.783 INFO testing must-0.2.0 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 15 04:07:43.783 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 04:07:44.211 INFO [stdout] 724bc32d1fc54693e2cb5e8f054e368293e186ad7d7d07a101b4fc325fe07553
Dec 15 04:07:44.211 INFO running `"docker" "start" "-a" "724bc32d1fc54693e2cb5e8f054e368293e186ad7d7d07a101b4fc325fe07553"`
Dec 15 04:07:45.235 INFO [stderr] usermod: no changes
Dec 15 04:07:45.351 INFO [stderr]    Compiling mutator v0.1.0
Dec 15 04:07:45.947 INFO [stderr]    Compiling must v0.2.0 (/source)
Dec 15 04:07:46.823 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 15 04:07:46.823 INFO [stderr]  --> src/matchers/text.rs:4:5
Dec 15 04:07:46.823 INFO [stderr]   |
Dec 15 04:07:46.823 INFO [stderr] 4 | use std::ascii::AsciiExt;
Dec 15 04:07:46.823 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 15 04:07:46.823 INFO [stderr]   |
Dec 15 04:07:46.823 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 15 04:07:46.823 INFO [stderr] 
Dec 15 04:07:46.823 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 15 04:07:46.823 INFO [stderr]   --> src/matchers/text.rs:58:40
Dec 15 04:07:46.823 INFO [stderr]    |
Dec 15 04:07:46.823 INFO [stderr] 58 | pub trait MustBeAscii: Sized + Debug + AsciiExt {
Dec 15 04:07:46.823 INFO [stderr]    |                                        ^^^^^^^^
Dec 15 04:07:46.823 INFO [stderr] 
Dec 15 04:07:46.823 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 15 04:07:46.823 INFO [stderr]   --> src/matchers/text.rs:76:44
Dec 15 04:07:46.823 INFO [stderr]    |
Dec 15 04:07:46.823 INFO [stderr] 76 | impl<V> MustBeAscii for V where V: Debug + AsciiExt {}
Dec 15 04:07:46.823 INFO [stderr]    |                                            ^^^^^^^^
Dec 15 04:07:46.823 INFO [stderr] 
Dec 15 04:07:46.995 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt::is_ascii': use inherent methods instead
Dec 15 04:07:46.995 INFO [stderr]   --> src/matchers/text.rs:60:11
Dec 15 04:07:46.995 INFO [stderr]    |
Dec 15 04:07:46.995 INFO [stderr] 60 |         if self.is_ascii() {
Dec 15 04:07:46.995 INFO [stderr]    |                 ^^^^^^^^
Dec 15 04:07:46.995 INFO [stderr] 
Dec 15 04:07:46.995 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt::eq_ignore_ascii_case': use inherent methods instead
Dec 15 04:07:46.995 INFO [stderr]   --> src/matchers/text.rs:68:11
Dec 15 04:07:46.995 INFO [stderr]    |
Dec 15 04:07:46.995 INFO [stderr] 68 |         if self.eq_ignore_ascii_case(other) {
Dec 15 04:07:46.995 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^
Dec 15 04:07:46.995 INFO [stderr] 
Dec 15 04:07:47.657 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.39s
Dec 15 04:07:47.671 INFO [stderr] su: No module specific data is present
Dec 15 04:07:49.026 INFO running `"docker" "inspect" "724bc32d1fc54693e2cb5e8f054e368293e186ad7d7d07a101b4fc325fe07553"`
Dec 15 04:07:49.363 INFO running `"docker" "rm" "-f" "724bc32d1fc54693e2cb5e8f054e368293e186ad7d7d07a101b4fc325fe07553"`
Dec 15 04:07:49.723 INFO [stdout] 724bc32d1fc54693e2cb5e8f054e368293e186ad7d7d07a101b4fc325fe07553
Dec 15 04:07:49.729 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 04:07:50.071 INFO [stdout] 30fe4cd81fe5f672d81b5483148257e0df051dced17b19d3b03484600a147011
Dec 15 04:07:50.073 INFO running `"docker" "start" "-a" "30fe4cd81fe5f672d81b5483148257e0df051dced17b19d3b03484600a147011"`
Dec 15 04:07:51.459 INFO [stderr] usermod: no changes
Dec 15 04:07:51.591 INFO [stderr]    Compiling must v0.2.0 (/source)
Dec 15 04:07:54.447 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 15 04:07:54.447 INFO [stderr]  --> src/matchers/text.rs:4:5
Dec 15 04:07:54.447 INFO [stderr]   |
Dec 15 04:07:54.447 INFO [stderr] 4 | use std::ascii::AsciiExt;
Dec 15 04:07:54.447 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 15 04:07:54.447 INFO [stderr]   |
Dec 15 04:07:54.447 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 15 04:07:54.447 INFO [stderr] 
Dec 15 04:07:54.447 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 15 04:07:54.447 INFO [stderr]   --> src/matchers/text.rs:58:40
Dec 15 04:07:54.447 INFO [stderr]    |
Dec 15 04:07:54.447 INFO [stderr] 58 | pub trait MustBeAscii: Sized + Debug + AsciiExt {
Dec 15 04:07:54.447 INFO [stderr]    |                                        ^^^^^^^^
Dec 15 04:07:54.447 INFO [stderr] 
Dec 15 04:07:54.447 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 15 04:07:54.447 INFO [stderr]   --> src/matchers/text.rs:76:44
Dec 15 04:07:54.447 INFO [stderr]    |
Dec 15 04:07:54.447 INFO [stderr] 76 | impl<V> MustBeAscii for V where V: Debug + AsciiExt {}
Dec 15 04:07:54.447 INFO [stderr]    |                                            ^^^^^^^^
Dec 15 04:07:54.447 INFO [stderr] 
Dec 15 04:07:55.483 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt::is_ascii': use inherent methods instead
Dec 15 04:07:55.483 INFO [stderr]   --> src/matchers/text.rs:60:11
Dec 15 04:07:55.483 INFO [stderr]    |
Dec 15 04:07:55.483 INFO [stderr] 60 |         if self.is_ascii() {
Dec 15 04:07:55.483 INFO [stderr]    |                 ^^^^^^^^
Dec 15 04:07:55.483 INFO [stderr] 
Dec 15 04:07:55.483 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt::eq_ignore_ascii_case': use inherent methods instead
Dec 15 04:07:55.483 INFO [stderr]   --> src/matchers/text.rs:68:11
Dec 15 04:07:55.483 INFO [stderr]    |
Dec 15 04:07:55.483 INFO [stderr] 68 |         if self.eq_ignore_ascii_case(other) {
Dec 15 04:07:55.483 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^
Dec 15 04:07:55.483 INFO [stderr] 
Dec 15 04:07:56.403 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.91s
Dec 15 04:07:56.403 INFO [stderr] su: No module specific data is present
Dec 15 04:07:57.299 INFO running `"docker" "inspect" "30fe4cd81fe5f672d81b5483148257e0df051dced17b19d3b03484600a147011"`
Dec 15 04:07:57.673 INFO running `"docker" "rm" "-f" "30fe4cd81fe5f672d81b5483148257e0df051dced17b19d3b03484600a147011"`
Dec 15 04:07:57.974 INFO [stdout] 30fe4cd81fe5f672d81b5483148257e0df051dced17b19d3b03484600a147011