Oct 13 07:08:08.498 INFO checking trawler-0.5.10 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 07:08:08.499 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-6/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/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 13 07:08:08.806 INFO blam! ac53d886ecf4752d1b1359895fcaf164ef8dbd5b1b54d606f050921300faf175
Oct 13 07:08:08.824 INFO running `"docker" "start" "-a" "ac53d886ecf4752d1b1359895fcaf164ef8dbd5b1b54d606f050921300faf175"`
Oct 13 07:08:09.911 INFO kablam! usermod: no changes
Oct 13 07:08:10.312 INFO kablam!    Compiling trawler v0.5.10 (/source)
Oct 13 07:08:10.314 INFO kablam!     Checking zipf v1.1.0
Oct 13 07:08:10.314 INFO kablam!     Checking histogram-sampler v0.1.3
Oct 13 07:08:10.315 INFO kablam!     Checking crossbeam-epoch v0.4.3
Oct 13 07:08:10.315 INFO kablam!     Checking nom v4.1.0
Oct 13 07:08:10.316 INFO kablam!     Checking slog-term v2.4.0
Oct 13 07:08:12.560 INFO kablam!     Checking crossbeam-channel v0.1.3
Oct 13 07:08:16.117 INFO kablam!     Checking hdrhistogram v6.1.0
Oct 13 07:08:33.751 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 23.81s
Oct 13 07:08:33.770 INFO kablam! su: No module specific data is present
Oct 13 07:08:34.104 INFO running `"docker" "rm" "-f" "ac53d886ecf4752d1b1359895fcaf164ef8dbd5b1b54d606f050921300faf175"`
Oct 13 07:08:34.264 INFO blam! ac53d886ecf4752d1b1359895fcaf164ef8dbd5b1b54d606f050921300faf175