Nov 30 08:52:48.949 INFO checking Ristarg/ronfmt against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 08:52:48.949 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-7/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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"`
Nov 30 08:52:49.342 INFO [stdout] 7d34aa07f6328c3dcf6180410946b786fe444f2cbcd5e88d9795996ce276b69b
Nov 30 08:52:49.344 INFO running `"docker" "start" "-a" "7d34aa07f6328c3dcf6180410946b786fe444f2cbcd5e88d9795996ce276b69b"`
Nov 30 08:52:50.828 INFO [stderr] usermod: no changes
Nov 30 08:52:50.876 INFO [stderr] warning: unused manifest key: package.maintenance
Nov 30 08:52:50.956 INFO [stderr]    Compiling pest_generator v2.0.0
Nov 30 08:52:58.220 INFO [stderr]    Compiling pest_derive v2.0.1
Nov 30 08:53:02.422 INFO [stderr]     Checking ronfmt v0.1.0 (/source)
Nov 30 08:53:05.188 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 08:53:05.189 INFO [stderr]   --> src/ast/display.rs:10:13
Nov 30 08:53:05.189 INFO [stderr]    |
Nov 30 08:53:05.189 INFO [stderr] 10 |             writeln!(f, "#![enable({})]", extensions.iter().join(", "));
Nov 30 08:53:05.189 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 08:53:05.190 INFO [stderr]    |
Nov 30 08:53:05.190 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 08:53:05.190 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 08:53:05.191 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)
Nov 30 08:53:05.191 INFO [stderr] 
Nov 30 08:53:05.364 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 08:53:05.364 INFO [stderr]   --> src/ast/display.rs:10:13
Nov 30 08:53:05.364 INFO [stderr]    |
Nov 30 08:53:05.365 INFO [stderr] 10 |             writeln!(f, "#![enable({})]", extensions.iter().join(", "));
Nov 30 08:53:05.365 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 08:53:05.365 INFO [stderr]    |
Nov 30 08:53:05.365 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 08:53:05.365 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 08:53:05.365 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)
Nov 30 08:53:05.365 INFO [stderr] 
Nov 30 08:53:05.453 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.61s
Nov 30 08:53:05.459 INFO [stderr] su: No module specific data is present
Nov 30 08:53:06.780 INFO running `"docker" "inspect" "7d34aa07f6328c3dcf6180410946b786fe444f2cbcd5e88d9795996ce276b69b"`
Nov 30 08:53:07.086 INFO running `"docker" "rm" "-f" "7d34aa07f6328c3dcf6180410946b786fe444f2cbcd5e88d9795996ce276b69b"`
Nov 30 08:53:07.384 INFO [stdout] 7d34aa07f6328c3dcf6180410946b786fe444f2cbcd5e88d9795996ce276b69b