Dec 05 00:22:35.679 INFO checking Ristarg/ronfmt against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 00:22:35.679 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 00:22:36.171 INFO [stdout] d7bb2c838bbce3c5779335e11e7ef951e6cd7ffb906adf73723fdb5de6e95946
Dec 05 00:22:36.177 INFO running `"docker" "start" "-a" "d7bb2c838bbce3c5779335e11e7ef951e6cd7ffb906adf73723fdb5de6e95946"`
Dec 05 00:22:38.176 INFO [stderr] usermod: no changes
Dec 05 00:22:38.231 INFO [stderr] warning: unused manifest key: package.maintenance
Dec 05 00:22:38.319 INFO [stderr]    Compiling pest_generator v2.0.0
Dec 05 00:22:42.462 INFO [stderr]    Compiling pest_derive v2.0.1
Dec 05 00:22:44.799 INFO [stderr]     Checking ronfmt v0.1.0 (/source)
Dec 05 00:22:47.127 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 00:22:47.127 INFO [stderr]   --> src/ast/display.rs:10:13
Dec 05 00:22:47.127 INFO [stderr]    |
Dec 05 00:22:47.127 INFO [stderr] 10 |             writeln!(f, "#![enable({})]", extensions.iter().join(", "));
Dec 05 00:22:47.127 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:22:47.127 INFO [stderr]    |
Dec 05 00:22:47.127 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 00:22:47.127 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 00:22:47.127 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 00:22:47.127 INFO [stderr] 
Dec 05 00:22:47.363 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 00:22:47.363 INFO [stderr]   --> src/ast/display.rs:10:13
Dec 05 00:22:47.363 INFO [stderr]    |
Dec 05 00:22:47.363 INFO [stderr] 10 |             writeln!(f, "#![enable({})]", extensions.iter().join(", "));
Dec 05 00:22:47.363 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:22:47.363 INFO [stderr]    |
Dec 05 00:22:47.363 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 00:22:47.363 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 00:22:47.363 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 00:22:47.363 INFO [stderr] 
Dec 05 00:22:47.423 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.21s
Dec 05 00:22:47.429 INFO [stderr] su: No module specific data is present
Dec 05 00:22:48.164 INFO running `"docker" "inspect" "d7bb2c838bbce3c5779335e11e7ef951e6cd7ffb906adf73723fdb5de6e95946"`
Dec 05 00:22:48.547 INFO running `"docker" "rm" "-f" "d7bb2c838bbce3c5779335e11e7ef951e6cd7ffb906adf73723fdb5de6e95946"`
Dec 05 00:22:48.867 INFO [stdout] d7bb2c838bbce3c5779335e11e7ef951e6cd7ffb906adf73723fdb5de6e95946