Dec 14 21:37:48.406 INFO testing rust_hawktracer-0.3.1 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 21:37:48.406 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-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"`
Dec 14 21:37:48.823 INFO [stdout] f23031183b5962a6a96e27ad1550b928259e335f219a3ab06eed62c9a598e6de
Dec 14 21:37:48.831 INFO running `"docker" "start" "-a" "f23031183b5962a6a96e27ad1550b928259e335f219a3ab06eed62c9a598e6de"`
Dec 14 21:37:50.323 INFO [stderr] usermod: no changes
Dec 14 21:37:50.475 INFO [stderr]    Compiling rust_hawktracer v0.3.1 (/source)
Dec 14 21:37:51.043 INFO [stderr] warning: unused import: `Path`
Dec 14 21:37:51.043 INFO [stderr]  --> build.rs:6:26
Dec 14 21:37:51.043 INFO [stderr]   |
Dec 14 21:37:51.043 INFO [stderr] 6 | use std::path::{PathBuf, Path};
Dec 14 21:37:51.043 INFO [stderr]   |                          ^^^^
Dec 14 21:37:51.043 INFO [stderr]   |
Dec 14 21:37:51.043 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 21:37:51.043 INFO [stderr] 
Dec 14 21:37:58.199 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.84s
Dec 14 21:37:58.207 INFO [stderr] su: No module specific data is present
Dec 14 21:37:58.726 INFO running `"docker" "inspect" "f23031183b5962a6a96e27ad1550b928259e335f219a3ab06eed62c9a598e6de"`
Dec 14 21:37:59.056 INFO running `"docker" "rm" "-f" "f23031183b5962a6a96e27ad1550b928259e335f219a3ab06eed62c9a598e6de"`
Dec 14 21:37:59.315 INFO [stdout] f23031183b5962a6a96e27ad1550b928259e335f219a3ab06eed62c9a598e6de
Dec 14 21:37:59.318 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-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"`
Dec 14 21:37:59.731 INFO [stdout] bf8f0ebbcdb916ee9976880d5420f34e436eb1a79b2069b2343aa7687eb9f12a
Dec 14 21:37:59.733 INFO running `"docker" "start" "-a" "bf8f0ebbcdb916ee9976880d5420f34e436eb1a79b2069b2343aa7687eb9f12a"`
Dec 14 21:38:00.763 INFO [stderr] usermod: no changes
Dec 14 21:38:00.835 INFO [stderr]    Compiling rust_hawktracer v0.3.1 (/source)
Dec 14 21:38:01.659 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 21:38:01.659 INFO [stderr]   --> tests/file_listener_tests.rs:10:5
Dec 14 21:38:01.659 INFO [stderr]    |
Dec 14 21:38:01.659 INFO [stderr] 10 |     fs::remove_file(file_name);
Dec 14 21:38:01.659 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 21:38:01.659 INFO [stderr]    |
Dec 14 21:38:01.659 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 14 21:38:01.659 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 21:38:01.659 INFO [stderr] 
Dec 14 21:38:02.108 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 21:38:02.108 INFO [stderr]   --> tests/simple_test.rs:11:5
Dec 14 21:38:02.108 INFO [stderr]    |
Dec 14 21:38:02.108 INFO [stderr] 11 |     fs::remove_file(file_name);
Dec 14 21:38:02.108 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 21:38:02.108 INFO [stderr]    |
Dec 14 21:38:02.108 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 14 21:38:02.108 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 21:38:02.108 INFO [stderr] 
Dec 14 21:38:03.289 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.50s
Dec 14 21:38:03.296 INFO [stderr] su: No module specific data is present
Dec 14 21:38:03.571 INFO running `"docker" "inspect" "bf8f0ebbcdb916ee9976880d5420f34e436eb1a79b2069b2343aa7687eb9f12a"`
Dec 14 21:38:03.707 INFO running `"docker" "rm" "-f" "bf8f0ebbcdb916ee9976880d5420f34e436eb1a79b2069b2343aa7687eb9f12a"`
Dec 14 21:38:03.827 INFO [stdout] bf8f0ebbcdb916ee9976880d5420f34e436eb1a79b2069b2343aa7687eb9f12a