Dec 05 06:33:42.740 INFO checking slog_derive-0.1.1 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 06:33:42.740 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 06:33:43.264 INFO [stdout] 9195cd9b0bc06c652a19f367fd691280f44221526003630f965417fdb353fb28
Dec 05 06:33:43.266 INFO running `"docker" "start" "-a" "9195cd9b0bc06c652a19f367fd691280f44221526003630f965417fdb353fb28"`
Dec 05 06:33:44.592 INFO [stderr] usermod: no changes
Dec 05 06:33:44.682 INFO [stderr]    Compiling slog v2.4.1
Dec 05 06:33:44.683 INFO [stderr]     Checking erased-serde v0.3.6
Dec 05 06:33:44.683 INFO [stderr]     Checking syn v0.15.22
Dec 05 06:33:47.939 INFO [stderr]     Checking slog-term v2.4.0
Dec 05 06:33:51.405 INFO [stderr]     Checking slog_derive v0.1.1 (/source)
Dec 05 06:33:52.591 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.97s
Dec 05 06:33:52.599 INFO [stderr] su: No module specific data is present
Dec 05 06:33:53.377 INFO running `"docker" "inspect" "9195cd9b0bc06c652a19f367fd691280f44221526003630f965417fdb353fb28"`
Dec 05 06:33:53.697 INFO running `"docker" "rm" "-f" "9195cd9b0bc06c652a19f367fd691280f44221526003630f965417fdb353fb28"`
Dec 05 06:33:54.052 INFO [stdout] 9195cd9b0bc06c652a19f367fd691280f44221526003630f965417fdb353fb28