Nov 30 19:37:33.569 INFO checking mcs-0.1.1 against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 19:37:33.570 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-7/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 19:37:34.108 INFO [stdout] 67bd5a395f378804ee5507b8d1173de5bc33fe521eeb6ba1e44e5ba1c2c89d83
Nov 30 19:37:34.114 INFO running `"docker" "start" "-a" "67bd5a395f378804ee5507b8d1173de5bc33fe521eeb6ba1e44e5ba1c2c89d83"`
Nov 30 19:37:35.309 INFO [stderr] usermod: no changes
Nov 30 19:37:35.384 INFO [stderr]     Checking mcs v0.1.1 (/source)
Nov 30 19:37:35.500 INFO [stderr] warning: unnecessary `unsafe` block
Nov 30 19:37:35.500 INFO [stderr]    --> src/mutex.rs:117:9
Nov 30 19:37:35.500 INFO [stderr]     |
Nov 30 19:37:35.500 INFO [stderr] 117 |         unsafe {
Nov 30 19:37:35.500 INFO [stderr]     |         ^^^^^^ unnecessary `unsafe` block
Nov 30 19:37:35.500 INFO [stderr]     |
Nov 30 19:37:35.500 INFO [stderr]     = note: #[warn(unused_unsafe)] on by default
Nov 30 19:37:35.500 INFO [stderr] 
Nov 30 19:37:35.500 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 19:37:35.500 INFO [stderr]  --> src/lib.rs:1:58
Nov 30 19:37:35.501 INFO [stderr]   |
Nov 30 19:37:35.501 INFO [stderr] 1 | #![cfg_attr(feature = "unstable", feature(asm, const_fn, generic_param_attrs, dropck_eyepatch))]
Nov 30 19:37:35.501 INFO [stderr]   |                                                          ^^^^^^^^^^^^^^^^^^^
Nov 30 19:37:35.501 INFO [stderr]   |
Nov 30 19:37:35.501 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 30 19:37:35.501 INFO [stderr] 
Nov 30 19:37:36.204 INFO [stderr] warning: unnecessary `unsafe` block
Nov 30 19:37:36.204 INFO [stderr]    --> src/mutex.rs:117:9
Nov 30 19:37:36.204 INFO [stderr]     |
Nov 30 19:37:36.204 INFO [stderr] 117 |         unsafe {
Nov 30 19:37:36.204 INFO [stderr]     |         ^^^^^^ unnecessary `unsafe` block
Nov 30 19:37:36.204 INFO [stderr]     |
Nov 30 19:37:36.204 INFO [stderr]     = note: #[warn(unused_unsafe)] on by default
Nov 30 19:37:36.204 INFO [stderr] 
Nov 30 19:37:36.204 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 19:37:36.204 INFO [stderr]  --> src/lib.rs:1:58
Nov 30 19:37:36.204 INFO [stderr]   |
Nov 30 19:37:36.204 INFO [stderr] 1 | #![cfg_attr(feature = "unstable", feature(asm, const_fn, generic_param_attrs, dropck_eyepatch))]
Nov 30 19:37:36.204 INFO [stderr]   |                                                          ^^^^^^^^^^^^^^^^^^^
Nov 30 19:37:36.204 INFO [stderr]   |
Nov 30 19:37:36.204 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 30 19:37:36.204 INFO [stderr] 
Nov 30 19:37:36.233 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
Nov 30 19:37:36.235 INFO [stderr] su: No module specific data is present
Nov 30 19:37:36.784 INFO running `"docker" "inspect" "67bd5a395f378804ee5507b8d1173de5bc33fe521eeb6ba1e44e5ba1c2c89d83"`
Nov 30 19:37:37.206 INFO running `"docker" "rm" "-f" "67bd5a395f378804ee5507b8d1173de5bc33fe521eeb6ba1e44e5ba1c2c89d83"`
Nov 30 19:37:37.616 INFO [stdout] 67bd5a395f378804ee5507b8d1173de5bc33fe521eeb6ba1e44e5ba1c2c89d83