Oct 12 18:06:19.107 INFO checking luser/sumfilesizes against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 18:06:19.108 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-0/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/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 18:06:19.552 INFO blam! a59515fde168a509f6a32dd559a382b28acc2a06bd51abaa97ab3b5f599b8af3
Oct 12 18:06:19.555 INFO running `"docker" "start" "-a" "a59515fde168a509f6a32dd559a382b28acc2a06bd51abaa97ab3b5f599b8af3"`
Oct 12 18:06:21.577 INFO kablam! usermod: no changes
Oct 12 18:06:21.724 INFO kablam!     Checking walkdir v1.0.1
Oct 12 18:06:21.732 INFO kablam!     Checking num_cpus v1.6.2
Oct 12 18:06:21.732 INFO kablam!     Checking rand v0.3.15
Oct 12 18:06:21.732 INFO kablam!     Checking number_prefix v0.2.7
Oct 12 18:06:24.616 INFO kablam!     Checking rayon-core v1.2.1
Oct 12 18:06:25.642 INFO kablam!     Checking rayon v0.8.2
Oct 12 18:06:28.528 INFO kablam!     Checking sumfilesizes v0.1.0 (/source)
Oct 12 18:06:29.552 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.95s
Oct 12 18:06:29.564 INFO kablam! su: No module specific data is present
Oct 12 18:06:30.964 INFO running `"docker" "rm" "-f" "a59515fde168a509f6a32dd559a382b28acc2a06bd51abaa97ab3b5f599b8af3"`
Oct 12 18:06:31.232 INFO blam! a59515fde168a509f6a32dd559a382b28acc2a06bd51abaa97ab3b5f599b8af3