Oct 12 19:31:56.135 INFO checking jounathaen/Sudoku_Rust against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 19:31:56.135 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-1/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 12 19:31:56.515 INFO blam! 9a8473d44ae0e663306060f6d58e13306665b40be959b20aa23413d4973e08b4
Oct 12 19:31:56.517 INFO running `"docker" "start" "-a" "9a8473d44ae0e663306060f6d58e13306665b40be959b20aa23413d4973e08b4"`
Oct 12 19:31:57.643 INFO kablam! usermod: no changes
Oct 12 19:31:57.721 INFO kablam!     Checking libc v0.2.36
Oct 12 19:31:57.721 INFO kablam!     Checking serde v1.0.27
Oct 12 19:31:59.680 INFO kablam!     Checking memchr v2.0.1
Oct 12 19:31:59.680 INFO kablam!     Checking time v0.1.39
Oct 12 19:31:59.680 INFO kablam!     Checking termion v1.5.1
Oct 12 19:32:00.300 INFO kablam!     Checking csv-core v0.1.4
Oct 12 19:32:09.743 INFO kablam!     Checking csv v1.0.0-beta.5
Oct 12 19:32:11.245 INFO kablam!     Checking sudoku v0.1.0 (/source)
Oct 12 19:32:12.797 INFO kablam!     Finished dev [optimized] target(s) in 15.11s
Oct 12 19:32:12.801 INFO kablam! su: No module specific data is present
Oct 12 19:32:14.396 INFO running `"docker" "rm" "-f" "9a8473d44ae0e663306060f6d58e13306665b40be959b20aa23413d4973e08b4"`
Oct 12 19:32:14.748 INFO blam! 9a8473d44ae0e663306060f6d58e13306665b40be959b20aa23413d4973e08b4