Dec 11 22:17:07.551 INFO checking aspera-non-spernit/fancy against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 22:17:07.551 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 11 22:17:07.723 INFO [stdout] 1fa9329432ad5ac7e72844e230f69df17a1b5ab90495cd5535eddf5fb161d1db
Dec 11 22:17:07.727 INFO running `"docker" "start" "-a" "1fa9329432ad5ac7e72844e230f69df17a1b5ab90495cd5535eddf5fb161d1db"`
Dec 11 22:17:08.103 INFO [stderr] usermod: no changes
Dec 11 22:17:08.284 INFO [stderr]     Checking unix_socket v0.5.0
Dec 11 22:17:08.948 INFO [stderr]     Checking syslog v3.3.0
Dec 11 22:17:09.773 INFO [stderr]     Checking fancy v0.1.0 (/source)
Dec 11 22:17:13.618 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 22:17:13.621 INFO [stderr]   --> examples/default.rs:16:5
Dec 11 22:17:13.621 INFO [stderr]    |
Dec 11 22:17:13.621 INFO [stderr] 16 |     logger.send(Severity::LOG_INFO, ["Fancy: ", &env.description, " loaded"].concat());
Dec 11 22:17:13.621 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 22:17:13.626 INFO [stderr]    |
Dec 11 22:17:13.626 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 22:17:13.626 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 22:17:13.626 INFO [stderr] 
Dec 11 22:17:13.626 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 22:17:13.626 INFO [stderr]   --> examples/default.rs:42:17
Dec 11 22:17:13.626 INFO [stderr]    |
Dec 11 22:17:13.626 INFO [stderr] 42 |                 logger.send(Severity::LOG_INFO, ["Fancy: ", "adjusting Fan ", &pipe.fan.id, " to ", &(step.rpm.to_string()), " rpm"].concat());
Dec 11 22:17:13.626 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 22:17:13.626 INFO [stderr]    |
Dec 11 22:17:13.626 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 22:17:13.626 INFO [stderr] 
Dec 11 22:17:13.660 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.51s
Dec 11 22:17:13.660 INFO [stderr] su: No module specific data is present
Dec 11 22:17:14.682 INFO running `"docker" "inspect" "1fa9329432ad5ac7e72844e230f69df17a1b5ab90495cd5535eddf5fb161d1db"`
Dec 11 22:17:15.020 INFO running `"docker" "rm" "-f" "1fa9329432ad5ac7e72844e230f69df17a1b5ab90495cd5535eddf5fb161d1db"`
Dec 11 22:17:15.324 INFO [stdout] 1fa9329432ad5ac7e72844e230f69df17a1b5ab90495cd5535eddf5fb161d1db