Dec 05 06:50:00.916 INFO checking severlevel-0.9.1 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 06:50:00.916 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-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 05 06:50:01.471 INFO [stdout] f54df757815e874fcdb68a92826da02d8709ea8a704ee7cf263021fc1e5eb47e
Dec 05 06:50:01.471 INFO running `"docker" "start" "-a" "f54df757815e874fcdb68a92826da02d8709ea8a704ee7cf263021fc1e5eb47e"`
Dec 05 06:50:02.941 INFO [stderr] usermod: no changes
Dec 05 06:50:02.990 INFO [stderr]     Checking severlevel v0.9.1 (/source)
Dec 05 06:50:03.529 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 06:50:03.531 INFO [stderr]   --> src/lib.rs:67:9
Dec 05 06:50:03.531 INFO [stderr]    |
Dec 05 06:50:03.531 INFO [stderr] 67 |         writeln!(io::stderr(), "    {} {}", Colour::Red.paint("error:"), message);
Dec 05 06:50:03.531 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 06:50:03.531 INFO [stderr]    |
Dec 05 06:50:03.531 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 06:50:03.531 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 06:50:03.531 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 05 06:50:03.531 INFO [stderr] 
Dec 05 06:50:03.531 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 06:50:03.531 INFO [stderr]   --> src/lib.rs:72:9
Dec 05 06:50:03.531 INFO [stderr]    |
Dec 05 06:50:03.531 INFO [stderr] 72 |         writeln!(io::stderr(), "    {} {}", Colour::Cyan.paint("debug:"), message);
Dec 05 06:50:03.531 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 06:50:03.531 INFO [stderr]    |
Dec 05 06:50:03.531 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 06:50:03.531 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 05 06:50:03.531 INFO [stderr] 
Dec 05 06:50:03.851 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 06:50:03.851 INFO [stderr]   --> src/lib.rs:67:9
Dec 05 06:50:03.851 INFO [stderr]    |
Dec 05 06:50:03.851 INFO [stderr] 67 |         writeln!(io::stderr(), "    {} {}", Colour::Red.paint("error:"), message);
Dec 05 06:50:03.851 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 06:50:03.851 INFO [stderr]    |
Dec 05 06:50:03.851 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 06:50:03.851 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 06:50:03.851 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 05 06:50:03.851 INFO [stderr] 
Dec 05 06:50:03.851 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 06:50:03.851 INFO [stderr]   --> src/lib.rs:72:9
Dec 05 06:50:03.851 INFO [stderr]    |
Dec 05 06:50:03.851 INFO [stderr] 72 |         writeln!(io::stderr(), "    {} {}", Colour::Cyan.paint("debug:"), message);
Dec 05 06:50:03.851 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 06:50:03.851 INFO [stderr]    |
Dec 05 06:50:03.851 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 06:50:03.851 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 05 06:50:03.851 INFO [stderr] 
Dec 05 06:50:03.888 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
Dec 05 06:50:03.893 INFO [stderr] su: No module specific data is present
Dec 05 06:50:04.835 INFO running `"docker" "inspect" "f54df757815e874fcdb68a92826da02d8709ea8a704ee7cf263021fc1e5eb47e"`
Dec 05 06:50:05.083 INFO running `"docker" "rm" "-f" "f54df757815e874fcdb68a92826da02d8709ea8a704ee7cf263021fc1e5eb47e"`
Dec 05 06:50:05.330 INFO [stdout] f54df757815e874fcdb68a92826da02d8709ea8a704ee7cf263021fc1e5eb47e