Nov 04 19:28:31.236 INFO checking pvm-0.1.0 against master#2ad8c7b3502616aff142a4640cce911c6c2c5463 for pr-55655
Nov 04 19:28:31.236 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-3/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55655/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/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 +2ad8c7b3502616aff142a4640cce911c6c2c5463-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 04 19:28:31.781 INFO blam! fee61aaa10db191db29d9f8d4ac8fb713bc88c1fff75b8447062dec805f42ecd
Nov 04 19:28:31.789 INFO running `"docker" "start" "-a" "fee61aaa10db191db29d9f8d4ac8fb713bc88c1fff75b8447062dec805f42ecd"`
Nov 04 19:28:32.781 INFO kablam! usermod: no changes
Nov 04 19:28:32.834 INFO kablam!     Checking pvm v0.1.0 (/source)
Nov 04 19:28:35.187 INFO kablam! warning: unused import: `std::io`
Nov 04 19:28:35.187 INFO kablam!  --> tests/calculator1.rs:5:5
Nov 04 19:28:35.187 INFO kablam!   |
Nov 04 19:28:35.187 INFO kablam! 5 | use std::io;
Nov 04 19:28:35.187 INFO kablam!   |     ^^^^^^^
Nov 04 19:28:35.187 INFO kablam!   |
Nov 04 19:28:35.187 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 04 19:28:35.187 INFO kablam! 
Nov 04 19:28:35.375 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.57s
Nov 04 19:28:35.381 INFO kablam! su: No module specific data is present
Nov 04 19:28:35.797 INFO running `"docker" "rm" "-f" "fee61aaa10db191db29d9f8d4ac8fb713bc88c1fff75b8447062dec805f42ecd"`
Nov 04 19:28:35.967 INFO blam! fee61aaa10db191db29d9f8d4ac8fb713bc88c1fff75b8447062dec805f42ecd