Dec 05 10:39:35.960 INFO checking maman-0.13.0 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 10:39:35.960 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 10:39:36.147 INFO [stdout] 1d91cae130b606f9c695da4d645abe4049478c31299b600fa1402417195fa203
Dec 05 10:39:36.152 INFO running `"docker" "start" "-a" "1d91cae130b606f9c695da4d645abe4049478c31299b600fa1402417195fa203"`
Dec 05 10:39:36.576 INFO [stderr] usermod: no changes
Dec 05 10:39:37.142 INFO [stderr]     Checking combine v3.6.3
Dec 05 10:39:37.148 INFO [stderr]     Checking mockito v0.13.0
Dec 05 10:39:37.150 INFO [stderr]     Checking robotparser v0.10.2
Dec 05 10:39:59.028 INFO [stderr]     Checking redis v0.9.1
Dec 05 10:40:05.382 INFO [stderr]     Checking r2d2_redis v0.8.0
Dec 05 10:40:08.784 INFO [stderr]     Checking sidekiq v0.8.3
Dec 05 10:40:12.818 INFO [stderr]     Checking maman v0.13.0 (/source)
Dec 05 10:40:37.810 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
Dec 05 10:40:37.851 INFO [stderr] su: No module specific data is present
Dec 05 10:40:38.940 INFO running `"docker" "inspect" "1d91cae130b606f9c695da4d645abe4049478c31299b600fa1402417195fa203"`
Dec 05 10:40:39.267 INFO running `"docker" "rm" "-f" "1d91cae130b606f9c695da4d645abe4049478c31299b600fa1402417195fa203"`
Dec 05 10:40:39.591 INFO [stdout] 1d91cae130b606f9c695da4d645abe4049478c31299b600fa1402417195fa203