Dec 04 08:43:45.412 INFO checking the-wendell/margin_calculator against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 08:43:45.412 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 08:43:45.940 INFO [stdout] e2e04bd189dcea536592c9bba66a1e475c7928598d242ba309369b520ce06697
Dec 04 08:43:45.942 INFO running `"docker" "start" "-a" "e2e04bd189dcea536592c9bba66a1e475c7928598d242ba309369b520ce06697"`
Dec 04 08:43:48.347 INFO [stderr] usermod: no changes
Dec 04 08:43:48.459 INFO [stderr]    Compiling libcruby-sys v0.7.5
Dec 04 08:43:48.483 INFO [stderr]     Checking cstr-macro v0.1.0
Dec 04 08:43:50.184 INFO [stderr]     Checking helix v0.7.5
Dec 04 08:43:51.895 INFO [stderr]     Checking margin_calculator v0.1.0 (/source)
Dec 04 08:43:52.563 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.19s
Dec 04 08:43:52.566 INFO [stderr] su: No module specific data is present
Dec 04 08:43:53.759 INFO running `"docker" "inspect" "e2e04bd189dcea536592c9bba66a1e475c7928598d242ba309369b520ce06697"`
Dec 04 08:43:54.161 INFO running `"docker" "rm" "-f" "e2e04bd189dcea536592c9bba66a1e475c7928598d242ba309369b520ce06697"`
Dec 04 08:43:54.495 INFO [stdout] e2e04bd189dcea536592c9bba66a1e475c7928598d242ba309369b520ce06697