Dec 05 01:16:10.423 INFO checking MashPlant/decaf against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 01:16:10.423 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 01:16:10.952 INFO [stdout] d6ead9dc02e362cec7843cd6fb0df3d57edd4f06284934daff377fda2e8a3ec6
Dec 05 01:16:10.954 INFO running `"docker" "start" "-a" "d6ead9dc02e362cec7843cd6fb0df3d57edd4f06284934daff377fda2e8a3ec6"`
Dec 05 01:16:12.866 INFO [stderr] usermod: no changes
Dec 05 01:16:12.939 INFO [stderr]     Checking backend v0.1.0 (/source/src/backend)
Dec 05 01:16:12.939 INFO [stderr]     Checking memchr v2.1.1
Dec 05 01:16:14.570 INFO [stderr]     Checking aho-corasick v0.6.9
Dec 05 01:16:15.555 INFO [stderr]     Checking regex v0.2.11
Dec 05 01:16:18.078 INFO [stderr]     Checking decaf v0.1.0 (/source)
Dec 05 01:16:24.991 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 01:16:24.991 INFO [stderr]   --> src/types.rs:74:11
Dec 05 01:16:24.991 INFO [stderr]    |
Dec 05 01:16:24.991 INFO [stderr] 74 |           write!(f, "{}->", parameter.type_.sem);
Dec 05 01:16:24.991 INFO [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:16:24.991 INFO [stderr]    |
Dec 05 01:16:24.991 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 01:16:24.992 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 01:16:24.995 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 01:16:24.995 INFO [stderr] 
Dec 05 01:16:25.108 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 01:16:25.108 INFO [stderr]   --> src/types.rs:74:11
Dec 05 01:16:25.108 INFO [stderr]    |
Dec 05 01:16:25.108 INFO [stderr] 74 |           write!(f, "{}->", parameter.type_.sem);
Dec 05 01:16:25.108 INFO [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:16:25.108 INFO [stderr]    |
Dec 05 01:16:25.108 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 01:16:25.108 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 01:16:25.108 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 01:16:25.108 INFO [stderr] 
Dec 05 01:16:25.567 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 01:16:25.567 INFO [stderr]    --> src/symbol.rs:158:11
Dec 05 01:16:25.567 INFO [stderr]     |
Dec 05 01:16:25.567 INFO [stderr] 158 |           write!(f, "{} -> class {}", class.loc, class.name);
Dec 05 01:16:25.567 INFO [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:16:25.567 INFO [stderr]     |
Dec 05 01:16:25.567 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 01:16:25.567 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 01:16:25.567 INFO [stderr] 
Dec 05 01:16:25.624 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 01:16:25.624 INFO [stderr]    --> src/symbol.rs:158:11
Dec 05 01:16:25.624 INFO [stderr]     |
Dec 05 01:16:25.625 INFO [stderr] 158 |           write!(f, "{} -> class {}", class.loc, class.name);
Dec 05 01:16:25.625 INFO [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:16:25.625 INFO [stderr]     |
Dec 05 01:16:25.625 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 01:16:25.625 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 01:16:25.625 INFO [stderr] 
Dec 05 01:16:25.743 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.86s
Dec 05 01:16:25.746 INFO [stderr] su: No module specific data is present
Dec 05 01:16:26.981 INFO running `"docker" "inspect" "d6ead9dc02e362cec7843cd6fb0df3d57edd4f06284934daff377fda2e8a3ec6"`
Dec 05 01:16:27.309 INFO running `"docker" "rm" "-f" "d6ead9dc02e362cec7843cd6fb0df3d57edd4f06284934daff377fda2e8a3ec6"`
Dec 05 01:16:27.634 INFO [stdout] d6ead9dc02e362cec7843cd6fb0df3d57edd4f06284934daff377fda2e8a3ec6