Dec 05 01:06:14.148 INFO checking Munksgaard/base64 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 01:06:14.148 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 05 01:06:14.519 INFO [stdout] c0a4e4442b0b5ef112ab10789c6d1ba90b972a36cd7d4abf7ef45cb2962352bc
Dec 05 01:06:14.521 INFO running `"docker" "start" "-a" "c0a4e4442b0b5ef112ab10789c6d1ba90b972a36cd7d4abf7ef45cb2962352bc"`
Dec 05 01:06:15.435 INFO [stderr] usermod: no changes
Dec 05 01:06:15.559 INFO [stderr]     Checking libc v0.2.8
Dec 05 01:06:16.728 INFO [stderr]     Checking rand v0.3.14
Dec 05 01:06:17.974 INFO [stderr]     Checking base64 v0.0.1 (/source)
Dec 05 01:06:18.821 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 01:06:18.821 INFO [stderr]   --> src/main.rs:46:9
Dec 05 01:06:18.821 INFO [stderr]    |
Dec 05 01:06:18.821 INFO [stderr] 46 |         std::io::stdout().write(&result);
Dec 05 01:06:18.821 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:06:18.821 INFO [stderr]    |
Dec 05 01:06:18.821 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 01:06:18.821 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 01:06:18.822 INFO [stderr] 
Dec 05 01:06:18.877 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 01:06:18.877 INFO [stderr]   --> src/main.rs:46:9
Dec 05 01:06:18.877 INFO [stderr]    |
Dec 05 01:06:18.877 INFO [stderr] 46 |         std::io::stdout().write(&result);
Dec 05 01:06:18.877 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:06:18.877 INFO [stderr]    |
Dec 05 01:06:18.877 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 01:06:18.877 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 01:06:18.877 INFO [stderr] 
Dec 05 01:06:18.888 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.42s
Dec 05 01:06:18.891 INFO [stderr] su: No module specific data is present
Dec 05 01:06:19.153 INFO running `"docker" "inspect" "c0a4e4442b0b5ef112ab10789c6d1ba90b972a36cd7d4abf7ef45cb2962352bc"`
Dec 05 01:06:19.319 INFO running `"docker" "rm" "-f" "c0a4e4442b0b5ef112ab10789c6d1ba90b972a36cd7d4abf7ef45cb2962352bc"`
Dec 05 01:06:19.488 INFO [stdout] c0a4e4442b0b5ef112ab10789c6d1ba90b972a36cd7d4abf7ef45cb2962352bc