Oct 12 20:31:40.750 INFO checking ianprime0509/rsudoku against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 20:31:40.750 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-3/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/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 20:31:41.103 INFO blam! f03606163089cfd4334c4b5bf89eda4dfbfdd0618ff9db344efb80b8e0797f8a
Oct 12 20:31:41.108 INFO running `"docker" "start" "-a" "f03606163089cfd4334c4b5bf89eda4dfbfdd0618ff9db344efb80b8e0797f8a"`
Oct 12 20:31:41.843 INFO kablam! usermod: no changes
Oct 12 20:31:41.932 INFO kablam!     Checking termion v1.5.1
Oct 12 20:31:41.932 INFO kablam!     Checking itertools v0.6.2
Oct 12 20:31:41.932 INFO kablam!     Checking chan v0.1.19
Oct 12 20:31:41.968 INFO kablam!     Checking backtrace-sys v0.1.12
Oct 12 20:31:42.416 INFO kablam!     Checking backtrace v0.3.3
Oct 12 20:31:42.958 INFO kablam!     Checking chan-signal v0.3.1
Oct 12 20:31:43.261 INFO kablam!     Checking error-chain v0.10.0
Oct 12 20:31:44.708 INFO kablam!     Checking rsudoku v0.1.0 (/source)
Oct 12 20:31:50.278 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 8.41s
Oct 12 20:31:50.284 INFO kablam! su: No module specific data is present
Oct 12 20:31:50.692 INFO running `"docker" "rm" "-f" "f03606163089cfd4334c4b5bf89eda4dfbfdd0618ff9db344efb80b8e0797f8a"`
Oct 12 20:31:50.844 INFO blam! f03606163089cfd4334c4b5bf89eda4dfbfdd0618ff9db344efb80b8e0797f8a