Dec 04 22:04:15.776 INFO checking backuitist/smart-runner against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 22:04:15.776 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-5/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 04 22:04:16.315 INFO [stdout] eb9e67f3153ac73e120b0420b8f80ec6a9edd97b2f214929f9f16a495dc88e4f
Dec 04 22:04:16.317 INFO running `"docker" "start" "-a" "eb9e67f3153ac73e120b0420b8f80ec6a9edd97b2f214929f9f16a495dc88e4f"`
Dec 04 22:04:17.910 INFO [stderr] usermod: no changes
Dec 04 22:04:18.059 INFO [stderr]     Checking itertools v0.7.6
Dec 04 22:04:18.063 INFO [stderr]     Checking num-rational v0.1.41
Dec 04 22:04:19.740 INFO [stderr]     Checking num v0.1.41
Dec 04 22:04:20.424 INFO [stderr]     Checking hamcrest v0.1.5
Dec 04 22:04:21.762 INFO [stderr]     Checking smart-runner v0.1.0 (/source)
Dec 04 22:04:22.727 INFO [stderr] warning: unused import: `Placeholders`
Dec 04 22:04:22.727 INFO [stderr]  --> src/suggestion.rs:3:34
Dec 04 22:04:22.727 INFO [stderr]   |
Dec 04 22:04:22.727 INFO [stderr] 3 | use command::{Command, Commands, Placeholders};
Dec 04 22:04:22.727 INFO [stderr]   |                                  ^^^^^^^^^^^^
Dec 04 22:04:22.727 INFO [stderr]   |
Dec 04 22:04:22.727 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 22:04:22.727 INFO [stderr] 
Dec 04 22:04:23.163 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 22:04:23.163 INFO [stderr]    --> src/screen.rs:242:5
Dec 04 22:04:23.163 INFO [stderr]     |
Dec 04 22:04:23.163 INFO [stderr] 242 |     write!(colorized, "{}{}{}", color::Fg(color), msg, color::Fg(color::Reset));
Dec 04 22:04:23.163 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:04:23.163 INFO [stderr]     |
Dec 04 22:04:23.163 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 04 22:04:23.163 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 22:04:23.163 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 04 22:04:23.163 INFO [stderr] 
Dec 04 22:04:24.515 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 22:04:24.515 INFO [stderr]    --> src/screen.rs:242:5
Dec 04 22:04:24.515 INFO [stderr]     |
Dec 04 22:04:24.515 INFO [stderr] 242 |     write!(colorized, "{}{}{}", color::Fg(color), msg, color::Fg(color::Reset));
Dec 04 22:04:24.515 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:04:24.515 INFO [stderr]     |
Dec 04 22:04:24.515 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 04 22:04:24.515 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 22:04:24.515 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 04 22:04:24.515 INFO [stderr] 
Dec 04 22:04:24.551 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.61s
Dec 04 22:04:24.555 INFO [stderr] su: No module specific data is present
Dec 04 22:04:25.395 INFO running `"docker" "inspect" "eb9e67f3153ac73e120b0420b8f80ec6a9edd97b2f214929f9f16a495dc88e4f"`
Dec 04 22:04:25.746 INFO running `"docker" "rm" "-f" "eb9e67f3153ac73e120b0420b8f80ec6a9edd97b2f214929f9f16a495dc88e4f"`
Dec 04 22:04:26.038 INFO [stdout] eb9e67f3153ac73e120b0420b8f80ec6a9edd97b2f214929f9f16a495dc88e4f