Nov 29 18:53:18.881 INFO checking sapphirecat/advent2017-rs against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 29 18:53:18.881 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-5/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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"`
Nov 29 18:53:19.107 INFO [stdout] 4805e7bc3517896e824ef3e4f5dcbee77adbfb36b8e389cfaa770cccd39f34ad
Nov 29 18:53:19.110 INFO running `"docker" "start" "-a" "4805e7bc3517896e824ef3e4f5dcbee77adbfb36b8e389cfaa770cccd39f34ad"`
Nov 29 18:53:19.773 INFO [stderr] usermod: no changes
Nov 29 18:53:19.875 INFO [stderr]     Checking libc v0.2.34
Nov 29 18:53:21.059 INFO [stderr]     Checking memchr v2.0.1
Nov 29 18:53:21.355 INFO [stderr]     Checking aho-corasick v0.6.4
Nov 29 18:53:21.988 INFO [stderr]     Checking regex v0.2.3
Nov 29 18:53:24.088 INFO [stderr]     Checking advent2017-rs v0.1.0 (/source)
Nov 29 18:53:25.002 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.20s
Nov 29 18:53:25.005 INFO [stderr] su: No module specific data is present
Nov 29 18:53:25.327 INFO running `"docker" "inspect" "4805e7bc3517896e824ef3e4f5dcbee77adbfb36b8e389cfaa770cccd39f34ad"`
Nov 29 18:53:25.483 INFO running `"docker" "rm" "-f" "4805e7bc3517896e824ef3e4f5dcbee77adbfb36b8e389cfaa770cccd39f34ad"`
Nov 29 18:53:25.622 INFO [stdout] 4805e7bc3517896e824ef3e4f5dcbee77adbfb36b8e389cfaa770cccd39f34ad