Nov 02 17:36:20.560 INFO checking benbrunton/rust_minesweeper against try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7 for pr-55517
Nov 02 17:36:20.560 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-3/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55517/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/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 +dc8b02d6f1e93f212fc39844ea688b634b4a03c7-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 02 17:36:21.004 INFO blam! 94f5a45497e946063b7a5fde65bb705c8089c15534241255bc3410a7ae15686a
Nov 02 17:36:21.005 INFO running `"docker" "start" "-a" "94f5a45497e946063b7a5fde65bb705c8089c15534241255bc3410a7ae15686a"`
Nov 02 17:36:22.720 INFO kablam! usermod: no changes
Nov 02 17:36:22.789 INFO kablam!     Checking libc v0.2.9
Nov 02 17:36:22.798 INFO kablam!     Checking regex-syntax v0.3.1
Nov 02 17:36:22.798 INFO kablam!     Checking mempool v0.3.1
Nov 02 17:36:24.329 INFO kablam!     Checking memchr v0.1.11
Nov 02 17:36:24.329 INFO kablam!     Checking rand v0.3.14
Nov 02 17:36:25.428 INFO kablam!     Checking aho-corasick v0.5.1
Nov 02 17:36:27.442 INFO kablam!     Checking regex v0.1.65
Nov 02 17:36:29.657 INFO kablam!     Checking rust-mines v0.1.0 (/source)
Nov 02 17:36:30.788 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 8.04s
Nov 02 17:36:30.793 INFO kablam! su: No module specific data is present
Nov 02 17:36:31.196 INFO running `"docker" "rm" "-f" "94f5a45497e946063b7a5fde65bb705c8089c15534241255bc3410a7ae15686a"`
Nov 02 17:36:31.399 INFO blam! 94f5a45497e946063b7a5fde65bb705c8089c15534241255bc3410a7ae15686a