Oct 12 13:57:32.537 INFO checking sgp715/raphs against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 13:57:32.538 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-3/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/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 13:57:32.945 INFO blam! 076a921bc67e244764381bb59afab4f72ed20eea72e4c7fb8160924d5d7ca936
Oct 12 13:57:32.947 INFO running `"docker" "start" "-a" "076a921bc67e244764381bb59afab4f72ed20eea72e4c7fb8160924d5d7ca936"`
Oct 12 13:57:34.413 INFO kablam! usermod: no changes
Oct 12 13:57:34.481 INFO kablam!     Checking rust_graphs v0.1.0 (/source)
Oct 12 13:57:35.003 INFO kablam! warning: unused import: `super::*`
Oct 12 13:57:35.003 INFO kablam!   --> src/graph.rs:46:9
Oct 12 13:57:35.003 INFO kablam!    |
Oct 12 13:57:35.004 INFO kablam! 46 |     use super::*;
Oct 12 13:57:35.004 INFO kablam!    |         ^^^^^^^^
Oct 12 13:57:35.020 INFO kablam!    |
Oct 12 13:57:35.021 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 12 13:57:35.021 INFO kablam! 
Oct 12 13:57:35.264 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
Oct 12 13:57:35.264 INFO kablam! su: No module specific data is present
Oct 12 13:57:35.905 INFO running `"docker" "rm" "-f" "076a921bc67e244764381bb59afab4f72ed20eea72e4c7fb8160924d5d7ca936"`
Oct 12 13:57:36.346 INFO blam! 076a921bc67e244764381bb59afab4f72ed20eea72e4c7fb8160924d5d7ca936