Sep 17 19:36:30.950 INFO checking pvm-0.1.0 against master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690 for pr-54033
Sep 17 19:36:30.950 INFO running: cargo +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets
Sep 17 19:36:30.950 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54033/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-2/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/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 +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 17 19:36:31.095 INFO blam! 2bdb984a5567306c0a784215ff49bbe765a186f82ba0c4bccc79f88b55ecd99c
Sep 17 19:36:31.104 INFO running `"docker" "start" "-a" "2bdb984a5567306c0a784215ff49bbe765a186f82ba0c4bccc79f88b55ecd99c"`
Sep 17 19:36:32.160 INFO kablam! usermod: no changes
Sep 17 19:36:32.197 INFO kablam!     Checking pvm v0.1.0 (/source)
Sep 17 19:36:33.383 INFO kablam! warning: unused import: `std::io`
Sep 17 19:36:33.383 INFO kablam!  --> tests/calculator1.rs:5:5
Sep 17 19:36:33.383 INFO kablam!   |
Sep 17 19:36:33.383 INFO kablam! 5 | use std::io;
Sep 17 19:36:33.383 INFO kablam!   |     ^^^^^^^
Sep 17 19:36:33.383 INFO kablam!   |
Sep 17 19:36:33.383 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 17 19:36:33.383 INFO kablam! 
Sep 17 19:36:33.563 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
Sep 17 19:36:33.565 INFO kablam! su: No module specific data is present
Sep 17 19:36:34.645 INFO running `"docker" "rm" "-f" "2bdb984a5567306c0a784215ff49bbe765a186f82ba0c4bccc79f88b55ecd99c"`
Sep 17 19:36:34.970 INFO blam! 2bdb984a5567306c0a784215ff49bbe765a186f82ba0c4bccc79f88b55ecd99c