Oct 27 07:46:48.145 INFO checking benbrunton/rust_minesweeper against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192-2
Oct 27 07:46:48.145 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-0/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/pr-55192-2/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/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 +155510e377ae2a8d8ee0dad1a5f809c9062a5526-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 27 07:46:48.518 INFO blam! 126863cf252b23c5fad11f4715d2cf6bf57050856b6077dadf6e8832d5445f8e
Oct 27 07:46:48.520 INFO running `"docker" "start" "-a" "126863cf252b23c5fad11f4715d2cf6bf57050856b6077dadf6e8832d5445f8e"`
Oct 27 07:46:49.577 INFO kablam! usermod: no changes
Oct 27 07:46:49.617 INFO kablam!     Checking libc v0.2.9
Oct 27 07:46:49.618 INFO kablam!     Checking regex-syntax v0.3.1
Oct 27 07:46:49.618 INFO kablam!     Checking mempool v0.3.1
Oct 27 07:46:51.031 INFO kablam!     Checking memchr v0.1.11
Oct 27 07:46:51.032 INFO kablam!     Checking rand v0.3.14
Oct 27 07:46:51.919 INFO kablam!     Checking aho-corasick v0.5.1
Oct 27 07:46:53.293 INFO kablam!     Checking regex v0.1.65
Oct 27 07:46:55.295 INFO kablam!     Checking rust-mines v0.1.0 (/source)
Oct 27 07:46:56.295 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.70s
Oct 27 07:46:56.298 INFO kablam! su: No module specific data is present
Oct 27 07:46:56.613 INFO running `"docker" "rm" "-f" "126863cf252b23c5fad11f4715d2cf6bf57050856b6077dadf6e8832d5445f8e"`
Oct 27 07:46:56.731 INFO blam! 126863cf252b23c5fad11f4715d2cf6bf57050856b6077dadf6e8832d5445f8e