Dec 14 03:04:07.584 INFO testing amazingmo/ownership against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 03:04:07.584 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 03:04:07.890 INFO [stdout] 499f715fc9728a986cadb1995d56153be61d0d95f2a5a06d4931c686c1edb5d1
Dec 14 03:04:07.891 INFO running `"docker" "start" "-a" "499f715fc9728a986cadb1995d56153be61d0d95f2a5a06d4931c686c1edb5d1"`
Dec 14 03:04:08.502 INFO [stderr] usermod: no changes
Dec 14 03:04:08.535 INFO [stderr]    Compiling ownership v0.1.0 (/source)
Dec 14 03:04:08.872 INFO [stderr] warning: unused import: `std::io::Write`
Dec 14 03:04:08.872 INFO [stderr]  --> src/main.rs:2:5
Dec 14 03:04:08.872 INFO [stderr]   |
Dec 14 03:04:08.872 INFO [stderr] 2 | use std::io::Write;
Dec 14 03:04:08.872 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 14 03:04:08.872 INFO [stderr]   |
Dec 14 03:04:08.872 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 03:04:08.872 INFO [stderr] 
Dec 14 03:04:08.915 INFO [stderr] warning: unused variable: `first`
Dec 14 03:04:08.915 INFO [stderr]   --> src/main.rs:41:9
Dec 14 03:04:08.915 INFO [stderr]    |
Dec 14 03:04:08.915 INFO [stderr] 41 |     let first = std::mem::replace( &mut v[0], "replacement".to_string());
Dec 14 03:04:08.915 INFO [stderr]    |         ^^^^^ help: consider using `_first` instead
Dec 14 03:04:08.915 INFO [stderr]    |
Dec 14 03:04:08.915 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 03:04:08.915 INFO [stderr] 
Dec 14 03:04:09.562 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
Dec 14 03:04:09.565 INFO [stderr] su: No module specific data is present
Dec 14 03:04:09.853 INFO running `"docker" "inspect" "499f715fc9728a986cadb1995d56153be61d0d95f2a5a06d4931c686c1edb5d1"`
Dec 14 03:04:09.955 INFO running `"docker" "rm" "-f" "499f715fc9728a986cadb1995d56153be61d0d95f2a5a06d4931c686c1edb5d1"`
Dec 14 03:04:10.055 INFO [stdout] 499f715fc9728a986cadb1995d56153be61d0d95f2a5a06d4931c686c1edb5d1
Dec 14 03:04:10.055 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 03:04:10.277 INFO [stdout] 061da09f17c343d7b5281a7bd0fad3a0ef5ff017e56981287395f3ba9dc8ded5
Dec 14 03:04:10.280 INFO running `"docker" "start" "-a" "061da09f17c343d7b5281a7bd0fad3a0ef5ff017e56981287395f3ba9dc8ded5"`
Dec 14 03:04:10.785 INFO [stderr] usermod: no changes
Dec 14 03:04:10.814 INFO [stderr]    Compiling ownership v0.1.0 (/source)
Dec 14 03:04:11.254 INFO [stderr] warning: unused import: `std::io::Write`
Dec 14 03:04:11.254 INFO [stderr]  --> src/main.rs:2:5
Dec 14 03:04:11.254 INFO [stderr]   |
Dec 14 03:04:11.254 INFO [stderr] 2 | use std::io::Write;
Dec 14 03:04:11.254 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 14 03:04:11.254 INFO [stderr]   |
Dec 14 03:04:11.254 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 03:04:11.254 INFO [stderr] 
Dec 14 03:04:11.302 INFO [stderr] warning: unused variable: `first`
Dec 14 03:04:11.302 INFO [stderr]   --> src/main.rs:41:9
Dec 14 03:04:11.302 INFO [stderr]    |
Dec 14 03:04:11.302 INFO [stderr] 41 |     let first = std::mem::replace( &mut v[0], "replacement".to_string());
Dec 14 03:04:11.302 INFO [stderr]    |         ^^^^^ help: consider using `_first` instead
Dec 14 03:04:11.302 INFO [stderr]    |
Dec 14 03:04:11.302 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 03:04:11.302 INFO [stderr] 
Dec 14 03:04:11.582 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
Dec 14 03:04:11.588 INFO [stderr] su: No module specific data is present
Dec 14 03:04:12.139 INFO running `"docker" "inspect" "061da09f17c343d7b5281a7bd0fad3a0ef5ff017e56981287395f3ba9dc8ded5"`
Dec 14 03:04:12.295 INFO running `"docker" "rm" "-f" "061da09f17c343d7b5281a7bd0fad3a0ef5ff017e56981287395f3ba9dc8ded5"`
Dec 14 03:04:12.497 INFO [stdout] 061da09f17c343d7b5281a7bd0fad3a0ef5ff017e56981287395f3ba9dc8ded5
Dec 14 03:04:12.501 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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" "-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 03:04:12.863 INFO [stdout] b5773a1d71c2eb9d5ce068ede0ffcbf00dc0343fdb78ae39370707794901a535
Dec 14 03:04:12.868 INFO running `"docker" "start" "-a" "b5773a1d71c2eb9d5ce068ede0ffcbf00dc0343fdb78ae39370707794901a535"`
Dec 14 03:04:13.531 INFO [stderr] usermod: no changes
Dec 14 03:04:13.565 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 14 03:04:13.565 INFO [stderr]      Running /target/debug/deps/ownership-5005e64ace289a3b
Dec 14 03:04:13.569 INFO [stdout] 
Dec 14 03:04:13.569 INFO [stdout] running 0 tests
Dec 14 03:04:13.569 INFO [stdout] 
Dec 14 03:04:13.569 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 03:04:13.569 INFO [stdout] 
Dec 14 03:04:13.570 INFO [stderr] su: No module specific data is present
Dec 14 03:04:13.999 INFO running `"docker" "inspect" "b5773a1d71c2eb9d5ce068ede0ffcbf00dc0343fdb78ae39370707794901a535"`
Dec 14 03:04:14.124 INFO running `"docker" "rm" "-f" "b5773a1d71c2eb9d5ce068ede0ffcbf00dc0343fdb78ae39370707794901a535"`
Dec 14 03:04:14.245 INFO [stdout] b5773a1d71c2eb9d5ce068ede0ffcbf00dc0343fdb78ae39370707794901a535