Nov 01 18:14:32.535 INFO checking pvm-0.1.0 against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 18:14:32.537 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-1/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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 01 18:14:32.992 INFO blam! d6d6fee4d364181edf677233adc3469f985be7ec1d2a3954c5e888f7bee327d2
Nov 01 18:14:33.000 INFO running `"docker" "start" "-a" "d6d6fee4d364181edf677233adc3469f985be7ec1d2a3954c5e888f7bee327d2"`
Nov 01 18:14:34.559 INFO kablam! usermod: no changes
Nov 01 18:14:34.616 INFO kablam!     Checking pvm v0.1.0 (/source)
Nov 01 18:14:37.639 INFO kablam! warning: unused import: `std::io`
Nov 01 18:14:37.639 INFO kablam!  --> tests/calculator1.rs:5:5
Nov 01 18:14:37.639 INFO kablam!   |
Nov 01 18:14:37.639 INFO kablam! 5 | use std::io;
Nov 01 18:14:37.640 INFO kablam!   |     ^^^^^^^
Nov 01 18:14:37.640 INFO kablam!   |
Nov 01 18:14:37.640 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 18:14:37.640 INFO kablam! 
Nov 01 18:14:37.822 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.24s
Nov 01 18:14:37.827 INFO kablam! su: No module specific data is present
Nov 01 18:14:38.217 INFO running `"docker" "rm" "-f" "d6d6fee4d364181edf677233adc3469f985be7ec1d2a3954c5e888f7bee327d2"`
Nov 01 18:14:38.356 INFO blam! d6d6fee4d364181edf677233adc3469f985be7ec1d2a3954c5e888f7bee327d2