Dec 12 02:11:09.964 INFO checking Jessime/christmas_card against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 02:11:09.964 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 02:11:10.466 INFO [stdout] be8818bcdb41c5880d1e88fd59e63f49b256ddd2a5ccb295214e14d9fbec0125
Dec 12 02:11:10.468 INFO running `"docker" "start" "-a" "be8818bcdb41c5880d1e88fd59e63f49b256ddd2a5ccb295214e14d9fbec0125"`
Dec 12 02:11:12.330 INFO [stderr] usermod: no changes
Dec 12 02:11:12.368 INFO [stderr]     Checking patty_card v0.1.0 (/source)
Dec 12 02:11:13.068 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:11:13.068 INFO [stderr]   --> src/main.rs:30:13
Dec 12 02:11:13.068 INFO [stderr]    |
Dec 12 02:11:13.068 INFO [stderr] 30 |             io::stdout().flush();
Dec 12 02:11:13.068 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:11:13.068 INFO [stderr]    |
Dec 12 02:11:13.068 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 02:11:13.068 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:11:13.068 INFO [stderr] 
Dec 12 02:11:13.348 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 02:11:13.348 INFO [stderr]   --> src/main.rs:30:13
Dec 12 02:11:13.348 INFO [stderr]    |
Dec 12 02:11:13.348 INFO [stderr] 30 |             io::stdout().flush();
Dec 12 02:11:13.348 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:11:13.348 INFO [stderr]    |
Dec 12 02:11:13.348 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 02:11:13.348 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 02:11:13.348 INFO [stderr] 
Dec 12 02:11:13.369 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
Dec 12 02:11:13.378 INFO [stderr] su: No module specific data is present
Dec 12 02:11:14.796 INFO running `"docker" "inspect" "be8818bcdb41c5880d1e88fd59e63f49b256ddd2a5ccb295214e14d9fbec0125"`
Dec 12 02:11:15.164 INFO running `"docker" "rm" "-f" "be8818bcdb41c5880d1e88fd59e63f49b256ddd2a5ccb295214e14d9fbec0125"`
Dec 12 02:11:15.520 INFO [stdout] be8818bcdb41c5880d1e88fd59e63f49b256ddd2a5ccb295214e14d9fbec0125