Dec 14 12:51:39.708 INFO testing zopen-0.3.1 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 12:51:39.708 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 12:51:40.208 INFO [stdout] 6cd16e02dbd7c3677498562ed91022fcc3281478c0f234660ddf7cbb8888df64
Dec 14 12:51:40.213 INFO running `"docker" "start" "-a" "6cd16e02dbd7c3677498562ed91022fcc3281478c0f234660ddf7cbb8888df64"`
Dec 14 12:51:41.823 INFO [stderr] usermod: no changes
Dec 14 12:51:41.933 INFO [stderr]    Compiling zopen v0.3.1 (/source)
Dec 14 12:51:43.498 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.64s
Dec 14 12:51:43.508 INFO [stderr] su: No module specific data is present
Dec 14 12:51:44.624 INFO running `"docker" "inspect" "6cd16e02dbd7c3677498562ed91022fcc3281478c0f234660ddf7cbb8888df64"`
Dec 14 12:51:44.943 INFO running `"docker" "rm" "-f" "6cd16e02dbd7c3677498562ed91022fcc3281478c0f234660ddf7cbb8888df64"`
Dec 14 12:51:45.292 INFO [stdout] 6cd16e02dbd7c3677498562ed91022fcc3281478c0f234660ddf7cbb8888df64
Dec 14 12:51:45.297 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 12:51:45.792 INFO [stdout] 8c6f9dd7d3b16cf465e631a90822cd0161c14f4a1c8f454d5a46397801bf5885
Dec 14 12:51:45.799 INFO running `"docker" "start" "-a" "8c6f9dd7d3b16cf465e631a90822cd0161c14f4a1c8f454d5a46397801bf5885"`
Dec 14 12:51:47.117 INFO [stderr] usermod: no changes
Dec 14 12:51:47.270 INFO [stderr]    Compiling zopen v0.3.1 (/source)
Dec 14 12:51:48.756 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 12:51:48.757 INFO [stderr]    --> src/tool.rs:189:13
Dec 14 12:51:48.758 INFO [stderr]     |
Dec 14 12:51:48.758 INFO [stderr] 189 |             writeln!(output, "Welt");
Dec 14 12:51:48.758 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 12:51:48.758 INFO [stderr]     |
Dec 14 12:51:48.758 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 14 12:51:48.758 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 12:51:48.758 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 12:51:48.758 INFO [stderr] 
Dec 14 12:51:48.758 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 12:51:48.758 INFO [stderr]    --> src/tool.rs:190:13
Dec 14 12:51:48.758 INFO [stderr]     |
Dec 14 12:51:48.758 INFO [stderr] 190 |             writeln!(output, "Hallo");
Dec 14 12:51:48.758 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 12:51:48.758 INFO [stderr]     |
Dec 14 12:51:48.758 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 12:51:48.758 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 12:51:48.758 INFO [stderr] 
Dec 14 12:51:50.075 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.92s
Dec 14 12:51:50.083 INFO [stderr] su: No module specific data is present
Dec 14 12:51:50.780 INFO running `"docker" "inspect" "8c6f9dd7d3b16cf465e631a90822cd0161c14f4a1c8f454d5a46397801bf5885"`
Dec 14 12:51:51.140 INFO running `"docker" "rm" "-f" "8c6f9dd7d3b16cf465e631a90822cd0161c14f4a1c8f454d5a46397801bf5885"`
Dec 14 12:51:51.465 INFO [stdout] 8c6f9dd7d3b16cf465e631a90822cd0161c14f4a1c8f454d5a46397801bf5885