Dec 15 20:01:45.701 INFO testing cargo-fix-0.4.1 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 15 20:01:45.702 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 15 20:01:46.059 INFO [stdout] 3dbc131b0c07bf92a239498167d475d6b302185734bb878bb1385ac22f115452
Dec 15 20:01:46.061 INFO running `"docker" "start" "-a" "3dbc131b0c07bf92a239498167d475d6b302185734bb878bb1385ac22f115452"`
Dec 15 20:01:46.736 INFO [stderr] usermod: no changes
Dec 15 20:01:46.824 INFO [stderr]    Compiling rustfix v0.4.4
Dec 15 20:01:49.559 INFO [stderr]    Compiling cargo-fix v0.4.1 (/source)
Dec 15 20:01:53.349 INFO [stderr] warning: use of deprecated item 'failure::Error::causes': please use the 'iter_chain()' method instead
Dec 15 20:01:53.349 INFO [stderr]   --> src/main.rs:55:22
Dec 15 20:01:53.350 INFO [stderr]    |
Dec 15 20:01:53.350 INFO [stderr] 55 |     for cause in err.causes().skip(1) {
Dec 15 20:01:53.350 INFO [stderr]    |                      ^^^^^^
Dec 15 20:01:53.351 INFO [stderr]    |
Dec 15 20:01:53.351 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 15 20:01:53.351 INFO [stderr] 
Dec 15 20:01:59.831 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.11s
Dec 15 20:01:59.843 INFO [stderr] su: No module specific data is present
Dec 15 20:02:00.671 INFO running `"docker" "inspect" "3dbc131b0c07bf92a239498167d475d6b302185734bb878bb1385ac22f115452"`
Dec 15 20:02:01.018 INFO running `"docker" "rm" "-f" "3dbc131b0c07bf92a239498167d475d6b302185734bb878bb1385ac22f115452"`
Dec 15 20:02:01.307 INFO [stdout] 3dbc131b0c07bf92a239498167d475d6b302185734bb878bb1385ac22f115452
Dec 15 20:02:01.315 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 15 20:02:01.732 INFO [stdout] f67e93a835a6ae2af555674da91135a5b3a2639e12aa3ba1206f828d9157ec2b
Dec 15 20:02:01.734 INFO running `"docker" "start" "-a" "f67e93a835a6ae2af555674da91135a5b3a2639e12aa3ba1206f828d9157ec2b"`
Dec 15 20:02:03.826 INFO [stderr] usermod: no changes
Dec 15 20:02:03.979 INFO [stderr]    Compiling cargo-fix v0.4.1 (/source)
Dec 15 20:02:07.651 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.79s
Dec 15 20:02:07.656 INFO [stderr] su: No module specific data is present
Dec 15 20:02:08.540 INFO running `"docker" "inspect" "f67e93a835a6ae2af555674da91135a5b3a2639e12aa3ba1206f828d9157ec2b"`
Dec 15 20:02:08.771 INFO running `"docker" "rm" "-f" "f67e93a835a6ae2af555674da91135a5b3a2639e12aa3ba1206f828d9157ec2b"`
Dec 15 20:02:09.338 INFO [stdout] f67e93a835a6ae2af555674da91135a5b3a2639e12aa3ba1206f828d9157ec2b