Dec 11 05:41:41.424 INFO checking yeahnoob/book_iapp_q02 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 05:41:41.424 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 05:41:41.908 INFO [stdout] fe54e7de412c0af1e84b25cf09710448960d76d7f05605cb8942669cb807bd57
Dec 11 05:41:41.914 INFO running `"docker" "start" "-a" "fe54e7de412c0af1e84b25cf09710448960d76d7f05605cb8942669cb807bd57"`
Dec 11 05:41:43.811 INFO [stderr] usermod: no changes
Dec 11 05:41:43.936 INFO [stderr]     Checking libc v0.2.34
Dec 11 05:41:43.936 INFO [stderr]     Checking encode_unicode v0.1.3
Dec 11 05:41:45.481 INFO [stderr]     Checking nix v0.5.1
Dec 11 05:41:48.321 INFO [stderr]     Checking rustyline v1.0.0
Dec 11 05:41:49.031 INFO [stderr]     Checking rcalc v0.1.2
Dec 11 05:41:49.353 INFO [stderr]     Checking book_iapp_q02 v0.1.0 (/source)
Dec 11 05:41:49.760 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.91s
Dec 11 05:41:49.764 INFO [stderr] su: No module specific data is present
Dec 11 05:41:51.036 INFO running `"docker" "inspect" "fe54e7de412c0af1e84b25cf09710448960d76d7f05605cb8942669cb807bd57"`
Dec 11 05:41:51.348 INFO running `"docker" "rm" "-f" "fe54e7de412c0af1e84b25cf09710448960d76d7f05605cb8942669cb807bd57"`
Dec 11 05:41:51.744 INFO [stdout] fe54e7de412c0af1e84b25cf09710448960d76d7f05605cb8942669cb807bd57