Nov 30 19:37:33.492 INFO checking mcs-0.1.1 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 19:37:33.492 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-6/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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"`
Nov 30 19:37:33.956 INFO [stdout] 22ece730852c12b4dd3fbb8188192bed8ce8bcb588a6a0ae7f061487c016faec
Nov 30 19:37:33.962 INFO running `"docker" "start" "-a" "22ece730852c12b4dd3fbb8188192bed8ce8bcb588a6a0ae7f061487c016faec"`
Nov 30 19:37:35.051 INFO [stderr] usermod: no changes
Nov 30 19:37:35.108 INFO [stderr]     Checking mcs v0.1.1 (/source)
Nov 30 19:37:35.328 INFO [stderr] warning: unnecessary `unsafe` block
Nov 30 19:37:35.328 INFO [stderr]    --> src/mutex.rs:117:9
Nov 30 19:37:35.328 INFO [stderr]     |
Nov 30 19:37:35.328 INFO [stderr] 117 |         unsafe {
Nov 30 19:37:35.328 INFO [stderr]     |         ^^^^^^ unnecessary `unsafe` block
Nov 30 19:37:35.328 INFO [stderr]     |
Nov 30 19:37:35.328 INFO [stderr]     = note: #[warn(unused_unsafe)] on by default
Nov 30 19:37:35.328 INFO [stderr] 
Nov 30 19:37:35.328 INFO [stderr] warning: the feature `generic_param_attrs` has been stable since 1.27.0 and no longer requires an attribute to enable
Nov 30 19:37:35.328 INFO [stderr]  --> src/lib.rs:1:58
Nov 30 19:37:35.328 INFO [stderr]   |
Nov 30 19:37:35.328 INFO [stderr] 1 | #![cfg_attr(feature = "unstable", feature(asm, const_fn, generic_param_attrs, dropck_eyepatch))]
Nov 30 19:37:35.328 INFO [stderr]   |                                                          ^^^^^^^^^^^^^^^^^^^
Nov 30 19:37:35.328 INFO [stderr]   |
Nov 30 19:37:35.328 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 30 19:37:35.328 INFO [stderr] 
Nov 30 19:37:35.937 INFO [stderr] warning: unnecessary `unsafe` block
Nov 30 19:37:35.937 INFO [stderr]    --> src/mutex.rs:117:9
Nov 30 19:37:35.938 INFO [stderr]     |
Nov 30 19:37:35.938 INFO [stderr] 117 |         unsafe {
Nov 30 19:37:35.938 INFO [stderr]     |         ^^^^^^ unnecessary `unsafe` block
Nov 30 19:37:35.938 INFO [stderr]     |
Nov 30 19:37:35.938 INFO [stderr]     = note: #[warn(unused_unsafe)] on by default
Nov 30 19:37:35.938 INFO [stderr] 
Nov 30 19:37:35.938 INFO [stderr] warning: the feature `generic_param_attrs` has been stable since 1.27.0 and no longer requires an attribute to enable
Nov 30 19:37:35.938 INFO [stderr]  --> src/lib.rs:1:58
Nov 30 19:37:35.938 INFO [stderr]   |
Nov 30 19:37:35.938 INFO [stderr] 1 | #![cfg_attr(feature = "unstable", feature(asm, const_fn, generic_param_attrs, dropck_eyepatch))]
Nov 30 19:37:35.938 INFO [stderr]   |                                                          ^^^^^^^^^^^^^^^^^^^
Nov 30 19:37:35.938 INFO [stderr]   |
Nov 30 19:37:35.938 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 30 19:37:35.938 INFO [stderr] 
Nov 30 19:37:35.976 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
Nov 30 19:37:35.988 INFO [stderr] su: No module specific data is present
Nov 30 19:37:36.684 INFO running `"docker" "inspect" "22ece730852c12b4dd3fbb8188192bed8ce8bcb588a6a0ae7f061487c016faec"`
Nov 30 19:37:36.978 INFO running `"docker" "rm" "-f" "22ece730852c12b4dd3fbb8188192bed8ce8bcb588a6a0ae7f061487c016faec"`
Nov 30 19:37:37.228 INFO [stdout] 22ece730852c12b4dd3fbb8188192bed8ce8bcb588a6a0ae7f061487c016faec