Dec 14 03:02:44.380 INFO testing ametisf/crop against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 03:02:44.380 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 03:02:45.077 INFO [stdout] 271451eb7c291c268dd8306f0024ed2c85ca58062db992353103daceca68f029
Dec 14 03:02:45.077 INFO running `"docker" "start" "-a" "271451eb7c291c268dd8306f0024ed2c85ca58062db992353103daceca68f029"`
Dec 14 03:02:46.604 INFO [stderr] usermod: no changes
Dec 14 03:02:46.675 INFO [stderr]    Compiling crop v0.1.0 (/source)
Dec 14 03:02:47.239 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 03:02:47.239 INFO [stderr]   --> src/main.rs:14:13
Dec 14 03:02:47.239 INFO [stderr]    |
Dec 14 03:02:47.239 INFO [stderr] 14 |             writeln!(stdout, "{}…", &line[0..column]);
Dec 14 03:02:47.239 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 03:02:47.239 INFO [stderr]    |
Dec 14 03:02:47.239 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 14 03:02:47.239 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 03:02:47.239 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 14 03:02:47.239 INFO [stderr] 
Dec 14 03:02:47.243 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 03:02:47.243 INFO [stderr]   --> src/main.rs:16:13
Dec 14 03:02:47.243 INFO [stderr]    |
Dec 14 03:02:47.243 INFO [stderr] 16 |             writeln!(stdout, "{}", &line);
Dec 14 03:02:47.243 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 03:02:47.243 INFO [stderr]    |
Dec 14 03:02:47.243 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 03:02:47.243 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 14 03:02:47.243 INFO [stderr] 
Dec 14 03:02:47.996 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
Dec 14 03:02:48.007 INFO [stderr] su: No module specific data is present
Dec 14 03:02:49.025 INFO running `"docker" "inspect" "271451eb7c291c268dd8306f0024ed2c85ca58062db992353103daceca68f029"`
Dec 14 03:02:49.235 INFO running `"docker" "rm" "-f" "271451eb7c291c268dd8306f0024ed2c85ca58062db992353103daceca68f029"`
Dec 14 03:02:49.507 INFO [stdout] 271451eb7c291c268dd8306f0024ed2c85ca58062db992353103daceca68f029
Dec 14 03:02:49.515 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 03:02:49.971 INFO [stdout] ad625285ea66746ad4110e4b915d088f54243edd8f0d38953cda0f568c20b8c0
Dec 14 03:02:49.971 INFO running `"docker" "start" "-a" "ad625285ea66746ad4110e4b915d088f54243edd8f0d38953cda0f568c20b8c0"`
Dec 14 03:02:51.066 INFO [stderr] usermod: no changes
Dec 14 03:02:51.156 INFO [stderr]    Compiling crop v0.1.0 (/source)
Dec 14 03:02:51.781 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 03:02:51.782 INFO [stderr]   --> src/main.rs:14:13
Dec 14 03:02:51.782 INFO [stderr]    |
Dec 14 03:02:51.782 INFO [stderr] 14 |             writeln!(stdout, "{}…", &line[0..column]);
Dec 14 03:02:51.782 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 03:02:51.782 INFO [stderr]    |
Dec 14 03:02:51.782 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 14 03:02:51.782 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 03:02:51.782 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 14 03:02:51.782 INFO [stderr] 
Dec 14 03:02:51.782 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 03:02:51.782 INFO [stderr]   --> src/main.rs:16:13
Dec 14 03:02:51.782 INFO [stderr]    |
Dec 14 03:02:51.782 INFO [stderr] 16 |             writeln!(stdout, "{}", &line);
Dec 14 03:02:51.782 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 03:02:51.782 INFO [stderr]    |
Dec 14 03:02:51.782 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 03:02:51.782 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 14 03:02:51.782 INFO [stderr] 
Dec 14 03:02:52.208 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
Dec 14 03:02:52.210 INFO [stderr] su: No module specific data is present
Dec 14 03:02:52.951 INFO running `"docker" "inspect" "ad625285ea66746ad4110e4b915d088f54243edd8f0d38953cda0f568c20b8c0"`
Dec 14 03:02:53.226 INFO running `"docker" "rm" "-f" "ad625285ea66746ad4110e4b915d088f54243edd8f0d38953cda0f568c20b8c0"`
Dec 14 03:02:53.615 INFO [stdout] ad625285ea66746ad4110e4b915d088f54243edd8f0d38953cda0f568c20b8c0
Dec 14 03:02:53.625 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 03:02:53.956 INFO [stdout] ffa9dbe8c5431b407a212a128f975c41e93dba4e6a677ea702ba57163dc28ed8
Dec 14 03:02:53.963 INFO running `"docker" "start" "-a" "ffa9dbe8c5431b407a212a128f975c41e93dba4e6a677ea702ba57163dc28ed8"`
Dec 14 03:02:55.257 INFO [stderr] usermod: no changes
Dec 14 03:02:55.305 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 14 03:02:55.308 INFO [stdout] 
Dec 14 03:02:55.309 INFO [stdout] running 0 tests
Dec 14 03:02:55.309 INFO [stdout] 
Dec 14 03:02:55.309 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 03:02:55.309 INFO [stdout] 
Dec 14 03:02:55.309 INFO [stderr]      Running /target/debug/deps/crop-5bfe486917f062f4
Dec 14 03:02:55.312 INFO [stderr] su: No module specific data is present
Dec 14 03:02:56.071 INFO running `"docker" "inspect" "ffa9dbe8c5431b407a212a128f975c41e93dba4e6a677ea702ba57163dc28ed8"`
Dec 14 03:02:56.401 INFO running `"docker" "rm" "-f" "ffa9dbe8c5431b407a212a128f975c41e93dba4e6a677ea702ba57163dc28ed8"`
Dec 14 03:02:56.771 INFO [stdout] ffa9dbe8c5431b407a212a128f975c41e93dba4e6a677ea702ba57163dc28ed8