Dec 04 08:43:43.870 INFO checking the-wendell/margin_calculator against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 08:43:43.870 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 04 08:43:44.573 INFO [stdout] 9ef4af00c5065abb199d1dcba06df222a3b61831eb057b65f5a7604a4822999b
Dec 04 08:43:44.575 INFO running `"docker" "start" "-a" "9ef4af00c5065abb199d1dcba06df222a3b61831eb057b65f5a7604a4822999b"`
Dec 04 08:43:46.163 INFO [stderr] usermod: no changes
Dec 04 08:43:46.215 INFO [stderr]    Compiling libcruby-sys v0.7.5
Dec 04 08:43:46.215 INFO [stderr]     Checking cstr-macro v0.1.0
Dec 04 08:43:48.159 INFO [stderr]     Checking helix v0.7.5
Dec 04 08:43:49.929 INFO [stderr]     Checking margin_calculator v0.1.0 (/source)
Dec 04 08:43:51.103 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.92s
Dec 04 08:43:51.106 INFO [stderr] su: No module specific data is present
Dec 04 08:43:52.501 INFO running `"docker" "inspect" "9ef4af00c5065abb199d1dcba06df222a3b61831eb057b65f5a7604a4822999b"`
Dec 04 08:43:52.803 INFO running `"docker" "rm" "-f" "9ef4af00c5065abb199d1dcba06df222a3b61831eb057b65f5a7604a4822999b"`
Dec 04 08:43:53.109 INFO [stdout] 9ef4af00c5065abb199d1dcba06df222a3b61831eb057b65f5a7604a4822999b