Nov 17 08:55:07.540 INFO testing aspera-non-spernit/fancy against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 17 08:55:07.541 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt build --frozen" "-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 17 08:55:07.967 INFO [stdout] ad9e65bf16d2a760ecb4b7309ab047cd6dccd684cdda19393838953a887fc789
Nov 17 08:55:07.973 INFO running `"docker" "start" "-a" "ad9e65bf16d2a760ecb4b7309ab047cd6dccd684cdda19393838953a887fc789"`
Nov 17 08:55:09.546 INFO [stderr] usermod: no changes
Nov 17 08:55:09.699 INFO [stderr]    Compiling unix_socket v0.5.0
Nov 17 08:55:10.738 INFO [stderr]    Compiling syslog v3.3.0
Nov 17 08:55:12.343 INFO [stderr]    Compiling fancy v0.1.0 (/source)
Nov 17 08:55:15.387 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.82s
Nov 17 08:55:15.395 INFO [stderr] su: No module specific data is present
Nov 17 08:55:16.578 INFO running `"docker" "inspect" "ad9e65bf16d2a760ecb4b7309ab047cd6dccd684cdda19393838953a887fc789"`
Nov 17 08:55:16.979 INFO running `"docker" "rm" "-f" "ad9e65bf16d2a760ecb4b7309ab047cd6dccd684cdda19393838953a887fc789"`
Nov 17 08:55:17.287 INFO [stdout] ad9e65bf16d2a760ecb4b7309ab047cd6dccd684cdda19393838953a887fc789
Nov 17 08:55:17.291 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen --no-run" "-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 17 08:55:17.860 INFO [stdout] 9ad8d156184568d8eb1de9e773abb68dbad7b1e4c00b1d43833a08602a039606
Nov 17 08:55:17.863 INFO running `"docker" "start" "-a" "9ad8d156184568d8eb1de9e773abb68dbad7b1e4c00b1d43833a08602a039606"`
Nov 17 08:55:19.323 INFO [stderr] usermod: no changes
Nov 17 08:55:19.451 INFO [stderr]    Compiling fancy v0.1.0 (/source)
Nov 17 08:55:22.024 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 08:55:22.024 INFO [stderr]   --> examples/default.rs:16:5
Nov 17 08:55:22.025 INFO [stderr]    |
Nov 17 08:55:22.025 INFO [stderr] 16 |     logger.send(Severity::LOG_INFO, ["Fancy: ", &env.description, " loaded"].concat());
Nov 17 08:55:22.025 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 08:55:22.025 INFO [stderr]    |
Nov 17 08:55:22.025 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 17 08:55:22.025 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 08:55:22.025 INFO [stderr] 
Nov 17 08:55:22.025 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 08:55:22.025 INFO [stderr]   --> examples/default.rs:42:17
Nov 17 08:55:22.025 INFO [stderr]    |
Nov 17 08:55:22.025 INFO [stderr] 42 |                 logger.send(Severity::LOG_INFO, ["Fancy: ", "adjusting Fan ", &pipe.fan.id, " to ", &(step.rpm.to_string()), " rpm"].concat());
Nov 17 08:55:22.025 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 08:55:22.025 INFO [stderr]    |
Nov 17 08:55:22.025 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 08:55:22.025 INFO [stderr] 
Nov 17 08:55:23.907 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.54s
Nov 17 08:55:23.913 INFO [stderr] su: No module specific data is present
Nov 17 08:55:24.956 INFO running `"docker" "inspect" "9ad8d156184568d8eb1de9e773abb68dbad7b1e4c00b1d43833a08602a039606"`
Nov 17 08:55:25.362 INFO running `"docker" "rm" "-f" "9ad8d156184568d8eb1de9e773abb68dbad7b1e4c00b1d43833a08602a039606"`
Nov 17 08:55:25.683 INFO [stdout] 9ad8d156184568d8eb1de9e773abb68dbad7b1e4c00b1d43833a08602a039606