Dec 12 02:11:11.853 INFO checking Jessime/christmas_card against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 02:11:11.853 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 02:11:12.442 INFO [stdout] 6b3e688a51e6f99d6ab69abeb8470b93fafc3f9027743d247e87e6bde3096c65
Dec 12 02:11:12.444 INFO running `"docker" "start" "-a" "6b3e688a51e6f99d6ab69abeb8470b93fafc3f9027743d247e87e6bde3096c65"`
Dec 12 02:11:14.592 INFO [stderr] usermod: no changes
Dec 12 02:11:14.656 INFO [stderr]     Checking patty_card v0.1.0 (/source)
Dec 12 02:11:15.608 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:11:15.608 INFO [stderr]   --> src/main.rs:30:13
Dec 12 02:11:15.608 INFO [stderr]    |
Dec 12 02:11:15.609 INFO [stderr] 30 |             io::stdout().flush();
Dec 12 02:11:15.609 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:11:15.609 INFO [stderr]    |
Dec 12 02:11:15.609 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 02:11:15.609 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:11:15.609 INFO [stderr] 
Dec 12 02:11:15.746 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:11:15.747 INFO [stderr]   --> src/main.rs:30:13
Dec 12 02:11:15.747 INFO [stderr]    |
Dec 12 02:11:15.747 INFO [stderr] 30 |             io::stdout().flush();
Dec 12 02:11:15.747 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:11:15.747 INFO [stderr]    |
Dec 12 02:11:15.747 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 02:11:15.747 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:11:15.747 INFO [stderr] 
Dec 12 02:11:15.777 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
Dec 12 02:11:15.779 INFO [stderr] su: No module specific data is present
Dec 12 02:11:16.700 INFO running `"docker" "inspect" "6b3e688a51e6f99d6ab69abeb8470b93fafc3f9027743d247e87e6bde3096c65"`
Dec 12 02:11:17.054 INFO running `"docker" "rm" "-f" "6b3e688a51e6f99d6ab69abeb8470b93fafc3f9027743d247e87e6bde3096c65"`
Dec 12 02:11:17.318 INFO [stdout] 6b3e688a51e6f99d6ab69abeb8470b93fafc3f9027743d247e87e6bde3096c65