Oct 12 22:13:48.450 INFO checking eatonphil/jsc against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 22:13:48.450 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-5/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/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 22:13:48.855 INFO blam! 7de41bcf194924703395d50c281ca44ea86c2b52d9c3505a3cef566686fbc720
Oct 12 22:13:48.857 INFO running `"docker" "start" "-a" "7de41bcf194924703395d50c281ca44ea86c2b52d9c3505a3cef566686fbc720"`
Oct 12 22:13:50.138 INFO kablam! usermod: no changes
Oct 12 22:13:50.353 INFO kablam!    Compiling esprit v0.0.5
Oct 12 22:13:50.359 INFO kablam!     Checking clap v2.27.1
Oct 12 22:13:50.360 INFO kablam!     Checking serde_json v0.7.4
Oct 12 22:13:50.362 INFO kablam!    Compiling serde_derive v1.0.75
Oct 12 22:13:53.186 INFO kablam!     Checking unjson v0.0.5
Oct 12 22:13:54.390 INFO kablam!     Checking joker v0.0.5
Oct 12 22:13:56.329 INFO kablam!     Checking easter v0.0.5
Oct 12 22:13:58.320 INFO kablam!     Checking estree v0.0.5
Oct 12 22:14:11.740 INFO kablam!     Checking jsc v0.1.0 (/source)
Oct 12 22:14:14.157 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 23.99s
Oct 12 22:14:14.162 INFO kablam! su: No module specific data is present
Oct 12 22:14:15.600 INFO running `"docker" "rm" "-f" "7de41bcf194924703395d50c281ca44ea86c2b52d9c3505a3cef566686fbc720"`
Oct 12 22:14:15.900 INFO blam! 7de41bcf194924703395d50c281ca44ea86c2b52d9c3505a3cef566686fbc720