Dec 11 15:47:05.463 INFO checking karataliu/showenv against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 15:47:05.463 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 11 15:47:05.983 INFO [stdout] 9992bacd3c1f5a95279226f90157f05488e2d8990579d831d1f4f27e1a979811
Dec 11 15:47:05.985 INFO running `"docker" "start" "-a" "9992bacd3c1f5a95279226f90157f05488e2d8990579d831d1f4f27e1a979811"`
Dec 11 15:47:08.220 INFO [stderr] usermod: no changes
Dec 11 15:47:08.402 INFO [stderr]     Checking serde_yaml v0.7.3
Dec 11 15:47:08.402 INFO [stderr]     Checking hyper v0.10.13
Dec 11 15:47:13.420 INFO [stderr]     Checking nickel v0.10.1
Dec 11 15:47:16.514 INFO [stderr]     Checking showenv v0.1.0 (/source)
Dec 11 15:47:18.815 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.56s
Dec 11 15:47:18.848 INFO [stderr] su: No module specific data is present
Dec 11 15:47:20.040 INFO running `"docker" "inspect" "9992bacd3c1f5a95279226f90157f05488e2d8990579d831d1f4f27e1a979811"`
Dec 11 15:47:20.302 INFO running `"docker" "rm" "-f" "9992bacd3c1f5a95279226f90157f05488e2d8990579d831d1f4f27e1a979811"`
Dec 11 15:47:20.616 INFO [stdout] 9992bacd3c1f5a95279226f90157f05488e2d8990579d831d1f4f27e1a979811