Dec 04 22:17:54.463 INFO checking aspera-non-spernit/fancy against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 22:17:54.463 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 04 22:17:55.066 INFO [stdout] f5b4d963541b1180183537c3237d49d2618df449a5c0e29f20cbca82c8acd174
Dec 04 22:17:55.069 INFO running `"docker" "start" "-a" "f5b4d963541b1180183537c3237d49d2618df449a5c0e29f20cbca82c8acd174"`
Dec 04 22:17:56.426 INFO [stderr] usermod: no changes
Dec 04 22:17:56.539 INFO [stderr]     Checking unix_socket v0.5.0
Dec 04 22:17:57.175 INFO [stderr]     Checking syslog v3.3.0
Dec 04 22:17:58.053 INFO [stderr]     Checking fancy v0.1.0 (/source)
Dec 04 22:18:02.955 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 22:18:02.955 INFO [stderr]   --> examples/default.rs:16:5
Dec 04 22:18:02.955 INFO [stderr]    |
Dec 04 22:18:02.955 INFO [stderr] 16 |     logger.send(Severity::LOG_INFO, ["Fancy: ", &env.description, " loaded"].concat());
Dec 04 22:18:02.955 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:18:02.955 INFO [stderr]    |
Dec 04 22:18:02.955 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 22:18:02.955 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 22:18:02.955 INFO [stderr] 
Dec 04 22:18:02.955 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 22:18:02.955 INFO [stderr]   --> examples/default.rs:42:17
Dec 04 22:18:02.955 INFO [stderr]    |
Dec 04 22:18:02.955 INFO [stderr] 42 |                 logger.send(Severity::LOG_INFO, ["Fancy: ", "adjusting Fan ", &pipe.fan.id, " to ", &(step.rpm.to_string()), " rpm"].concat());
Dec 04 22:18:02.955 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:18:02.955 INFO [stderr]    |
Dec 04 22:18:02.955 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 22:18:02.955 INFO [stderr] 
Dec 04 22:18:02.968 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.52s
Dec 04 22:18:02.973 INFO [stderr] su: No module specific data is present
Dec 04 22:18:03.673 INFO running `"docker" "inspect" "f5b4d963541b1180183537c3237d49d2618df449a5c0e29f20cbca82c8acd174"`
Dec 04 22:18:03.957 INFO running `"docker" "rm" "-f" "f5b4d963541b1180183537c3237d49d2618df449a5c0e29f20cbca82c8acd174"`
Dec 04 22:18:04.291 INFO [stdout] f5b4d963541b1180183537c3237d49d2618df449a5c0e29f20cbca82c8acd174