Dec 14 21:37:48.233 INFO testing rust_hawktracer-0.3.1 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 21:37:48.233 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 21:37:48.588 INFO [stdout] 3e62bab5b52fc1037593fb3412865f0f05603719ac19563366c83543e83a917b
Dec 14 21:37:48.592 INFO running `"docker" "start" "-a" "3e62bab5b52fc1037593fb3412865f0f05603719ac19563366c83543e83a917b"`
Dec 14 21:37:49.762 INFO [stderr] usermod: no changes
Dec 14 21:37:49.860 INFO [stderr]    Compiling rust_hawktracer v0.3.1 (/source)
Dec 14 21:37:50.580 INFO [stderr] warning: unused import: `Path`
Dec 14 21:37:50.580 INFO [stderr]  --> build.rs:6:26
Dec 14 21:37:50.580 INFO [stderr]   |
Dec 14 21:37:50.580 INFO [stderr] 6 | use std::path::{PathBuf, Path};
Dec 14 21:37:50.580 INFO [stderr]   |                          ^^^^
Dec 14 21:37:50.580 INFO [stderr]   |
Dec 14 21:37:50.580 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 21:37:50.580 INFO [stderr] 
Dec 14 21:37:58.251 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.46s
Dec 14 21:37:58.262 INFO [stderr] su: No module specific data is present
Dec 14 21:37:58.731 INFO running `"docker" "inspect" "3e62bab5b52fc1037593fb3412865f0f05603719ac19563366c83543e83a917b"`
Dec 14 21:37:59.025 INFO running `"docker" "rm" "-f" "3e62bab5b52fc1037593fb3412865f0f05603719ac19563366c83543e83a917b"`
Dec 14 21:37:59.315 INFO [stdout] 3e62bab5b52fc1037593fb3412865f0f05603719ac19563366c83543e83a917b
Dec 14 21:37:59.318 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 21:37:59.803 INFO [stdout] 855a6138fae96b0d93912d8412306aed39e680964b90d27bccb6ff38b2567fdb
Dec 14 21:37:59.807 INFO running `"docker" "start" "-a" "855a6138fae96b0d93912d8412306aed39e680964b90d27bccb6ff38b2567fdb"`
Dec 14 21:38:00.814 INFO [stderr] usermod: no changes
Dec 14 21:38:00.901 INFO [stderr]    Compiling rust_hawktracer v0.3.1 (/source)
Dec 14 21:38:01.971 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 21:38:01.971 INFO [stderr]   --> tests/file_listener_tests.rs:10:5
Dec 14 21:38:01.971 INFO [stderr]    |
Dec 14 21:38:01.971 INFO [stderr] 10 |     fs::remove_file(file_name);
Dec 14 21:38:01.971 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 21:38:01.971 INFO [stderr]    |
Dec 14 21:38:01.971 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 14 21:38:01.971 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 21:38:01.971 INFO [stderr] 
Dec 14 21:38:02.142 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 21:38:02.142 INFO [stderr]   --> tests/simple_test.rs:11:5
Dec 14 21:38:02.142 INFO [stderr]    |
Dec 14 21:38:02.142 INFO [stderr] 11 |     fs::remove_file(file_name);
Dec 14 21:38:02.142 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 21:38:02.142 INFO [stderr]    |
Dec 14 21:38:02.142 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 14 21:38:02.142 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 21:38:02.142 INFO [stderr] 
Dec 14 21:38:03.787 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.95s
Dec 14 21:38:03.798 INFO [stderr] su: No module specific data is present
Dec 14 21:38:04.300 INFO running `"docker" "inspect" "855a6138fae96b0d93912d8412306aed39e680964b90d27bccb6ff38b2567fdb"`
Dec 14 21:38:04.389 INFO running `"docker" "rm" "-f" "855a6138fae96b0d93912d8412306aed39e680964b90d27bccb6ff38b2567fdb"`
Dec 14 21:38:04.486 INFO [stdout] 855a6138fae96b0d93912d8412306aed39e680964b90d27bccb6ff38b2567fdb