Dec 05 10:10:44.376 INFO checking must-0.2.0 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 10:10:44.376 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-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 05 10:10:44.927 INFO [stdout] 84d45f0aa34ee43084837a8e02a89fcb82a1a67d03e301ff5fb09c4819539638
Dec 05 10:10:44.929 INFO running `"docker" "start" "-a" "84d45f0aa34ee43084837a8e02a89fcb82a1a67d03e301ff5fb09c4819539638"`
Dec 05 10:10:46.075 INFO [stderr] usermod: no changes
Dec 05 10:10:46.171 INFO [stderr]     Checking mutator v0.1.0
Dec 05 10:10:46.792 INFO [stderr]     Checking must v0.2.0 (/source)
Dec 05 10:10:47.507 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 05 10:10:47.507 INFO [stderr]  --> src/matchers/text.rs:4:5
Dec 05 10:10:47.507 INFO [stderr]   |
Dec 05 10:10:47.507 INFO [stderr] 4 | use std::ascii::AsciiExt;
Dec 05 10:10:47.507 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 05 10:10:47.507 INFO [stderr]   |
Dec 05 10:10:47.507 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 05 10:10:47.507 INFO [stderr] 
Dec 05 10:10:47.507 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 05 10:10:47.507 INFO [stderr]   --> src/matchers/text.rs:58:40
Dec 05 10:10:47.507 INFO [stderr]    |
Dec 05 10:10:47.507 INFO [stderr] 58 | pub trait MustBeAscii: Sized + Debug + AsciiExt {
Dec 05 10:10:47.507 INFO [stderr]    |                                        ^^^^^^^^
Dec 05 10:10:47.507 INFO [stderr] 
Dec 05 10:10:47.507 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 05 10:10:47.507 INFO [stderr]   --> src/matchers/text.rs:76:44
Dec 05 10:10:47.507 INFO [stderr]    |
Dec 05 10:10:47.507 INFO [stderr] 76 | impl<V> MustBeAscii for V where V: Debug + AsciiExt {}
Dec 05 10:10:47.507 INFO [stderr]    |                                            ^^^^^^^^
Dec 05 10:10:47.507 INFO [stderr] 
Dec 05 10:10:47.616 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 05 10:10:47.616 INFO [stderr]  --> src/matchers/text.rs:4:5
Dec 05 10:10:47.616 INFO [stderr]   |
Dec 05 10:10:47.616 INFO [stderr] 4 | use std::ascii::AsciiExt;
Dec 05 10:10:47.616 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 05 10:10:47.616 INFO [stderr]   |
Dec 05 10:10:47.616 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 05 10:10:47.616 INFO [stderr] 
Dec 05 10:10:47.616 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 05 10:10:47.616 INFO [stderr]   --> src/matchers/text.rs:58:40
Dec 05 10:10:47.616 INFO [stderr]    |
Dec 05 10:10:47.616 INFO [stderr] 58 | pub trait MustBeAscii: Sized + Debug + AsciiExt {
Dec 05 10:10:47.616 INFO [stderr]    |                                        ^^^^^^^^
Dec 05 10:10:47.616 INFO [stderr] 
Dec 05 10:10:47.616 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 05 10:10:47.616 INFO [stderr]   --> src/matchers/text.rs:76:44
Dec 05 10:10:47.616 INFO [stderr]    |
Dec 05 10:10:47.616 INFO [stderr] 76 | impl<V> MustBeAscii for V where V: Debug + AsciiExt {}
Dec 05 10:10:47.616 INFO [stderr]    |                                            ^^^^^^^^
Dec 05 10:10:47.616 INFO [stderr] 
Dec 05 10:10:47.663 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt::is_ascii': use inherent methods instead
Dec 05 10:10:47.663 INFO [stderr]   --> src/matchers/text.rs:60:11
Dec 05 10:10:47.663 INFO [stderr]    |
Dec 05 10:10:47.663 INFO [stderr] 60 |         if self.is_ascii() {
Dec 05 10:10:47.663 INFO [stderr]    |                 ^^^^^^^^
Dec 05 10:10:47.663 INFO [stderr] 
Dec 05 10:10:47.663 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt::eq_ignore_ascii_case': use inherent methods instead
Dec 05 10:10:47.663 INFO [stderr]   --> src/matchers/text.rs:68:11
Dec 05 10:10:47.663 INFO [stderr]    |
Dec 05 10:10:47.663 INFO [stderr] 68 |         if self.eq_ignore_ascii_case(other) {
Dec 05 10:10:47.663 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^
Dec 05 10:10:47.663 INFO [stderr] 
Dec 05 10:10:47.807 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt::is_ascii': use inherent methods instead
Dec 05 10:10:47.807 INFO [stderr]   --> src/matchers/text.rs:60:11
Dec 05 10:10:47.807 INFO [stderr]    |
Dec 05 10:10:47.807 INFO [stderr] 60 |         if self.is_ascii() {
Dec 05 10:10:47.807 INFO [stderr]    |                 ^^^^^^^^
Dec 05 10:10:47.807 INFO [stderr] 
Dec 05 10:10:47.813 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt::eq_ignore_ascii_case': use inherent methods instead
Dec 05 10:10:47.813 INFO [stderr]   --> src/matchers/text.rs:68:11
Dec 05 10:10:47.813 INFO [stderr]    |
Dec 05 10:10:47.813 INFO [stderr] 68 |         if self.eq_ignore_ascii_case(other) {
Dec 05 10:10:47.813 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^
Dec 05 10:10:47.813 INFO [stderr] 
Dec 05 10:10:49.281 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.18s
Dec 05 10:10:49.281 INFO [stderr] su: No module specific data is present
Dec 05 10:10:49.624 INFO running `"docker" "inspect" "84d45f0aa34ee43084837a8e02a89fcb82a1a67d03e301ff5fb09c4819539638"`
Dec 05 10:10:49.708 INFO running `"docker" "rm" "-f" "84d45f0aa34ee43084837a8e02a89fcb82a1a67d03e301ff5fb09c4819539638"`
Dec 05 10:10:49.803 INFO [stdout] 84d45f0aa34ee43084837a8e02a89fcb82a1a67d03e301ff5fb09c4819539638