Nov 28 12:57:07.997 INFO checking Jessime/christmas_card against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 12:57:07.997 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-4/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 28 12:57:08.522 INFO [stdout] 22ac765f6a553ef13d91c013cbda023ea82bbc264179d23d80e561ef652c51b6
Nov 28 12:57:08.524 INFO running `"docker" "start" "-a" "22ac765f6a553ef13d91c013cbda023ea82bbc264179d23d80e561ef652c51b6"`
Nov 28 12:57:09.782 INFO [stderr] usermod: no changes
Nov 28 12:57:09.852 INFO [stderr]     Checking patty_card v0.1.0 (/source)
Nov 28 12:57:10.491 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 12:57:10.491 INFO [stderr]   --> src/main.rs:30:13
Nov 28 12:57:10.492 INFO [stderr]    |
Nov 28 12:57:10.492 INFO [stderr] 30 |             io::stdout().flush();
Nov 28 12:57:10.492 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^
Nov 28 12:57:10.508 INFO [stderr]    |
Nov 28 12:57:10.509 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 12:57:10.509 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 12:57:10.510 INFO [stderr] 
Nov 28 12:57:10.559 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 12:57:10.559 INFO [stderr]   --> src/main.rs:30:13
Nov 28 12:57:10.559 INFO [stderr]    |
Nov 28 12:57:10.560 INFO [stderr] 30 |             io::stdout().flush();
Nov 28 12:57:10.560 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^
Nov 28 12:57:10.560 INFO [stderr]    |
Nov 28 12:57:10.561 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 12:57:10.561 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 12:57:10.561 INFO [stderr] 
Nov 28 12:57:10.570 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
Nov 28 12:57:10.572 INFO [stderr] su: No module specific data is present
Nov 28 12:57:11.692 INFO running `"docker" "inspect" "22ac765f6a553ef13d91c013cbda023ea82bbc264179d23d80e561ef652c51b6"`
Nov 28 12:57:11.937 INFO running `"docker" "rm" "-f" "22ac765f6a553ef13d91c013cbda023ea82bbc264179d23d80e561ef652c51b6"`
Nov 28 12:57:12.229 INFO [stdout] 22ac765f6a553ef13d91c013cbda023ea82bbc264179d23d80e561ef652c51b6