Oct 13 04:11:19.684 INFO checking Jessime/christmas_card against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 04:11:19.686 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-7/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-7/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 13 04:11:19.988 INFO blam! 3ba712352b93e0cbc2cd1f82671f396e1c79fb1116394f79462c52360b031961
Oct 13 04:11:19.990 INFO running `"docker" "start" "-a" "3ba712352b93e0cbc2cd1f82671f396e1c79fb1116394f79462c52360b031961"`
Oct 13 04:11:20.675 INFO kablam! usermod: no changes
Oct 13 04:11:20.725 INFO kablam!     Checking patty_card v0.1.0 (/source)
Oct 13 04:11:21.360 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 04:11:21.360 INFO kablam!   --> src/main.rs:30:13
Oct 13 04:11:21.360 INFO kablam!    |
Oct 13 04:11:21.360 INFO kablam! 30 |             io::stdout().flush();
Oct 13 04:11:21.360 INFO kablam!    |             ^^^^^^^^^^^^^^^^^^^^^
Oct 13 04:11:21.360 INFO kablam!    |
Oct 13 04:11:21.360 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 13 04:11:21.360 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 04:11:21.360 INFO kablam! 
Oct 13 04:11:21.468 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 04:11:21.468 INFO kablam!   --> src/main.rs:30:13
Oct 13 04:11:21.468 INFO kablam!    |
Oct 13 04:11:21.468 INFO kablam! 30 |             io::stdout().flush();
Oct 13 04:11:21.468 INFO kablam!    |             ^^^^^^^^^^^^^^^^^^^^^
Oct 13 04:11:21.468 INFO kablam!    |
Oct 13 04:11:21.468 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 13 04:11:21.468 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 04:11:21.468 INFO kablam! 
Oct 13 04:11:21.508 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
Oct 13 04:11:21.514 INFO kablam! su: No module specific data is present
Oct 13 04:11:22.258 INFO running `"docker" "rm" "-f" "3ba712352b93e0cbc2cd1f82671f396e1c79fb1116394f79462c52360b031961"`
Oct 13 04:11:22.508 INFO blam! 3ba712352b93e0cbc2cd1f82671f396e1c79fb1116394f79462c52360b031961