Sep 06 02:08:29.692 INFO checking pvm-0.1.0 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 06 02:08:29.692 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 06 02:08:29.692 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-0/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 02:08:29.932 INFO blam! 5bcfd270bd5645287f6b142c8c5ee43b4c856ad70552c130299ddd864f5d651c
Sep 06 02:08:29.936 INFO running `"docker" "start" "-a" "5bcfd270bd5645287f6b142c8c5ee43b4c856ad70552c130299ddd864f5d651c"`
Sep 06 02:08:31.196 INFO kablam! usermod: no changes
Sep 06 02:08:31.262 INFO kablam!     Checking pvm v0.1.0 (file:///source)
Sep 06 02:08:33.335 INFO kablam! warning: unused import: `std::io`
Sep 06 02:08:33.335 INFO kablam!  --> tests/calculator1.rs:5:5
Sep 06 02:08:33.335 INFO kablam!   |
Sep 06 02:08:33.335 INFO kablam! 5 | use std::io;
Sep 06 02:08:33.335 INFO kablam!   |     ^^^^^^^
Sep 06 02:08:33.335 INFO kablam!   |
Sep 06 02:08:33.335 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 06 02:08:33.335 INFO kablam! 
Sep 06 02:08:33.939 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.71s
Sep 06 02:08:33.942 INFO kablam! su: No module specific data is present
Sep 06 02:08:34.830 INFO running `"docker" "rm" "-f" "5bcfd270bd5645287f6b142c8c5ee43b4c856ad70552c130299ddd864f5d651c"`
Sep 06 02:08:34.952 INFO blam! 5bcfd270bd5645287f6b142c8c5ee43b4c856ad70552c130299ddd864f5d651c