Dec 06 07:04:06.054 INFO testing ametisf/crop against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 07:04:06.054 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 07:04:06.546 INFO [stdout] 17188f44f7f5a23bc529dda90df2eb17aff996cbf8ade02d1916e76afa09f1f4
Dec 06 07:04:06.550 INFO running `"docker" "start" "-a" "17188f44f7f5a23bc529dda90df2eb17aff996cbf8ade02d1916e76afa09f1f4"`
Dec 06 07:04:07.028 INFO [stderr] usermod: no changes
Dec 06 07:04:07.094 INFO [stderr]    Compiling crop v0.1.0 (/source)
Dec 06 07:04:07.576 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 07:04:07.576 INFO [stderr]   --> src/main.rs:14:13
Dec 06 07:04:07.576 INFO [stderr]    |
Dec 06 07:04:07.576 INFO [stderr] 14 |             writeln!(stdout, "{}…", &line[0..column]);
Dec 06 07:04:07.576 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 07:04:07.576 INFO [stderr]    |
Dec 06 07:04:07.576 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 06 07:04:07.576 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 07:04:07.576 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 06 07:04:07.576 INFO [stderr] 
Dec 06 07:04:07.576 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 07:04:07.576 INFO [stderr]   --> src/main.rs:16:13
Dec 06 07:04:07.576 INFO [stderr]    |
Dec 06 07:04:07.576 INFO [stderr] 16 |             writeln!(stdout, "{}", &line);
Dec 06 07:04:07.576 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 07:04:07.576 INFO [stderr]    |
Dec 06 07:04:07.577 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 07:04:07.577 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 06 07:04:07.577 INFO [stderr] 
Dec 06 07:04:08.217 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
Dec 06 07:04:08.220 INFO [stderr] su: No module specific data is present
Dec 06 07:04:08.582 INFO running `"docker" "inspect" "17188f44f7f5a23bc529dda90df2eb17aff996cbf8ade02d1916e76afa09f1f4"`
Dec 06 07:04:08.722 INFO running `"docker" "rm" "-f" "17188f44f7f5a23bc529dda90df2eb17aff996cbf8ade02d1916e76afa09f1f4"`
Dec 06 07:04:08.851 INFO [stdout] 17188f44f7f5a23bc529dda90df2eb17aff996cbf8ade02d1916e76afa09f1f4
Dec 06 07:04:08.856 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 07:04:09.103 INFO [stdout] 96cdccefb2f4c2cf26670c7b72d2bed01689fdc2d8cbe6e6055bd9f9a8ddc28d
Dec 06 07:04:09.105 INFO running `"docker" "start" "-a" "96cdccefb2f4c2cf26670c7b72d2bed01689fdc2d8cbe6e6055bd9f9a8ddc28d"`
Dec 06 07:04:09.955 INFO [stderr] usermod: no changes
Dec 06 07:04:10.012 INFO [stderr]    Compiling crop v0.1.0 (/source)
Dec 06 07:04:10.522 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 07:04:10.522 INFO [stderr]   --> src/main.rs:14:13
Dec 06 07:04:10.522 INFO [stderr]    |
Dec 06 07:04:10.522 INFO [stderr] 14 |             writeln!(stdout, "{}…", &line[0..column]);
Dec 06 07:04:10.522 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 07:04:10.522 INFO [stderr]    |
Dec 06 07:04:10.522 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 06 07:04:10.522 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 07:04:10.522 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 06 07:04:10.522 INFO [stderr] 
Dec 06 07:04:10.522 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 07:04:10.522 INFO [stderr]   --> src/main.rs:16:13
Dec 06 07:04:10.522 INFO [stderr]    |
Dec 06 07:04:10.522 INFO [stderr] 16 |             writeln!(stdout, "{}", &line);
Dec 06 07:04:10.522 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 07:04:10.522 INFO [stderr]    |
Dec 06 07:04:10.522 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 07:04:10.522 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 06 07:04:10.522 INFO [stderr] 
Dec 06 07:04:10.835 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
Dec 06 07:04:10.838 INFO [stderr] su: No module specific data is present
Dec 06 07:04:11.442 INFO running `"docker" "inspect" "96cdccefb2f4c2cf26670c7b72d2bed01689fdc2d8cbe6e6055bd9f9a8ddc28d"`
Dec 06 07:04:11.539 INFO running `"docker" "rm" "-f" "96cdccefb2f4c2cf26670c7b72d2bed01689fdc2d8cbe6e6055bd9f9a8ddc28d"`
Dec 06 07:04:11.644 INFO [stdout] 96cdccefb2f4c2cf26670c7b72d2bed01689fdc2d8cbe6e6055bd9f9a8ddc28d
Dec 06 07:04:11.646 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 06 07:04:11.862 INFO [stdout] 215f95f36596f5ca0a776ab3a4311fac5d931c847511ccdf1e8c81de08deef07
Dec 06 07:04:11.866 INFO running `"docker" "start" "-a" "215f95f36596f5ca0a776ab3a4311fac5d931c847511ccdf1e8c81de08deef07"`
Dec 06 07:04:12.289 INFO [stderr] usermod: no changes
Dec 06 07:04:12.319 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 06 07:04:12.319 INFO [stderr]      Running /target/debug/deps/crop-5e20a163a3a67890
Dec 06 07:04:12.324 INFO [stdout] 
Dec 06 07:04:12.324 INFO [stdout] running 0 tests
Dec 06 07:04:12.324 INFO [stdout] 
Dec 06 07:04:12.324 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 07:04:12.324 INFO [stdout] 
Dec 06 07:04:12.325 INFO [stderr] su: No module specific data is present
Dec 06 07:04:12.632 INFO running `"docker" "inspect" "215f95f36596f5ca0a776ab3a4311fac5d931c847511ccdf1e8c81de08deef07"`
Dec 06 07:04:12.739 INFO running `"docker" "rm" "-f" "215f95f36596f5ca0a776ab3a4311fac5d931c847511ccdf1e8c81de08deef07"`
Dec 06 07:04:12.855 INFO [stdout] 215f95f36596f5ca0a776ab3a4311fac5d931c847511ccdf1e8c81de08deef07