Dec 12 00:36:40.493 INFO checking Ristarg/ronfmt against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 00:36:40.493 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 12 00:36:40.898 INFO [stdout] e570d8db12ca6fa256c0ed76978b6f6d41447be8bd83918fdedb2dc799e8e9be
Dec 12 00:36:40.904 INFO running `"docker" "start" "-a" "e570d8db12ca6fa256c0ed76978b6f6d41447be8bd83918fdedb2dc799e8e9be"`
Dec 12 00:36:42.191 INFO [stderr] usermod: no changes
Dec 12 00:36:42.252 INFO [stderr] warning: unused manifest key: package.maintenance
Dec 12 00:36:42.340 INFO [stderr]    Compiling pest_generator v2.0.0
Dec 12 00:36:46.157 INFO [stderr]    Compiling pest_derive v2.0.1
Dec 12 00:36:48.153 INFO [stderr]     Checking ronfmt v0.1.0 (/source)
Dec 12 00:36:50.816 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 00:36:50.816 INFO [stderr]   --> src/ast/display.rs:10:13
Dec 12 00:36:50.816 INFO [stderr]    |
Dec 12 00:36:50.816 INFO [stderr] 10 |             writeln!(f, "#![enable({})]", extensions.iter().join(", "));
Dec 12 00:36:50.816 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:36:50.816 INFO [stderr]    |
Dec 12 00:36:50.816 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 00:36:50.816 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 00:36:50.816 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 12 00:36:50.816 INFO [stderr] 
Dec 12 00:36:50.916 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 00:36:50.916 INFO [stderr]   --> src/ast/display.rs:10:13
Dec 12 00:36:50.916 INFO [stderr]    |
Dec 12 00:36:50.916 INFO [stderr] 10 |             writeln!(f, "#![enable({})]", extensions.iter().join(", "));
Dec 12 00:36:50.916 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:36:50.916 INFO [stderr]    |
Dec 12 00:36:50.916 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 00:36:50.916 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 00:36:50.916 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 12 00:36:50.916 INFO [stderr] 
Dec 12 00:36:51.052 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.83s
Dec 12 00:36:51.064 INFO [stderr] su: No module specific data is present
Dec 12 00:36:51.730 INFO running `"docker" "inspect" "e570d8db12ca6fa256c0ed76978b6f6d41447be8bd83918fdedb2dc799e8e9be"`
Dec 12 00:36:52.144 INFO running `"docker" "rm" "-f" "e570d8db12ca6fa256c0ed76978b6f6d41447be8bd83918fdedb2dc799e8e9be"`
Dec 12 00:36:52.460 INFO [stdout] e570d8db12ca6fa256c0ed76978b6f6d41447be8bd83918fdedb2dc799e8e9be