Dec 05 16:24:04.337 INFO checking backoff-0.1.2 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 16:24:04.337 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 16:24:04.780 INFO [stdout] c91be8c0318661e3b07d714ec2e6b2f4dbe48d5aa376cc788a0cb60b2ad660a0
Dec 05 16:24:04.787 INFO running `"docker" "start" "-a" "c91be8c0318661e3b07d714ec2e6b2f4dbe48d5aa376cc788a0cb60b2ad660a0"`
Dec 05 16:24:06.231 INFO [stderr] usermod: no changes
Dec 05 16:24:06.517 INFO [stderr]     Checking backoff v0.1.2 (/source)
Dec 05 16:24:07.967 INFO [stderr] warning: unknown lint: `needless_pass_by_value`
Dec 05 16:24:07.967 INFO [stderr]   --> examples/permanent_error.rs:10:9
Dec 05 16:24:07.967 INFO [stderr]    |
Dec 05 16:24:07.967 INFO [stderr] 10 | #[allow(needless_pass_by_value)]
Dec 05 16:24:07.967 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
Dec 05 16:24:07.967 INFO [stderr]    |
Dec 05 16:24:07.967 INFO [stderr]    = note: #[warn(unknown_lints)] on by default
Dec 05 16:24:07.967 INFO [stderr] 
Dec 05 16:24:15.291 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.03s
Dec 05 16:24:15.307 INFO [stderr] su: No module specific data is present
Dec 05 16:24:15.885 INFO running `"docker" "inspect" "c91be8c0318661e3b07d714ec2e6b2f4dbe48d5aa376cc788a0cb60b2ad660a0"`
Dec 05 16:24:16.176 INFO running `"docker" "rm" "-f" "c91be8c0318661e3b07d714ec2e6b2f4dbe48d5aa376cc788a0cb60b2ad660a0"`
Dec 05 16:24:16.558 INFO [stdout] c91be8c0318661e3b07d714ec2e6b2f4dbe48d5aa376cc788a0cb60b2ad660a0