Oct 13 09:17:17.412 INFO checking rust_hawktracer-0.2.0 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 09:17:17.412 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-7/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-7/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 13 09:17:17.701 INFO blam! 73fa2165bfc22f602072d50a0977201ea7cf09279b9ae00da2f00c2e0ed850cb
Oct 13 09:17:17.704 INFO running `"docker" "start" "-a" "73fa2165bfc22f602072d50a0977201ea7cf09279b9ae00da2f00c2e0ed850cb"`
Oct 13 09:17:18.727 INFO kablam! usermod: no changes
Oct 13 09:17:18.828 INFO kablam!    Compiling rust_hawktracer v0.2.0 (/source)
Oct 13 09:17:19.384 INFO kablam! warning: unused import: `Path`
Oct 13 09:17:19.384 INFO kablam!  --> build.rs:6:26
Oct 13 09:17:19.384 INFO kablam!   |
Oct 13 09:17:19.384 INFO kablam! 6 | use std::path::{PathBuf, Path};
Oct 13 09:17:19.384 INFO kablam!   |                          ^^^^
Oct 13 09:17:19.384 INFO kablam!   |
Oct 13 09:17:19.384 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 09:17:19.384 INFO kablam! 
Oct 13 09:17:26.488 INFO kablam! warning: unused import: `std`
Oct 13 09:17:26.489 INFO kablam!  --> src/rust_hawktracer.rs:5:5
Oct 13 09:17:26.490 INFO kablam!   |
Oct 13 09:17:26.490 INFO kablam! 5 | use std;
Oct 13 09:17:26.491 INFO kablam!   |     ^^^
Oct 13 09:17:26.492 INFO kablam!   |
Oct 13 09:17:26.492 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 09:17:26.493 INFO kablam! 
Oct 13 09:17:26.926 INFO kablam! warning: unused import: `std`
Oct 13 09:17:26.927 INFO kablam!  --> src/rust_hawktracer.rs:5:5
Oct 13 09:17:26.928 INFO kablam!   |
Oct 13 09:17:26.929 INFO kablam! 5 | use std;
Oct 13 09:17:26.929 INFO kablam!   |     ^^^
Oct 13 09:17:26.930 INFO kablam!   |
Oct 13 09:17:26.930 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 09:17:26.931 INFO kablam! 
Oct 13 09:17:28.168 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 09:17:28.168 INFO kablam!   --> tests/simple_test.rs:10:5
Oct 13 09:17:28.168 INFO kablam!    |
Oct 13 09:17:28.168 INFO kablam! 10 |     fs::remove_file(file_name);
Oct 13 09:17:28.168 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 09:17:28.168 INFO kablam!    |
Oct 13 09:17:28.168 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 13 09:17:28.168 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 09:17:28.168 INFO kablam! 
Oct 13 09:17:28.188 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 9.44s
Oct 13 09:17:28.200 INFO kablam! su: No module specific data is present
Oct 13 09:17:28.712 INFO running `"docker" "rm" "-f" "73fa2165bfc22f602072d50a0977201ea7cf09279b9ae00da2f00c2e0ed850cb"`
Oct 13 09:17:28.946 INFO blam! 73fa2165bfc22f602072d50a0977201ea7cf09279b9ae00da2f00c2e0ed850cb