Dec 06 06:20:39.350 INFO testing aspera-non-spernit/fancy against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 06:20:39.350 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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"`
Dec 06 06:20:39.832 INFO [stdout] 8ef48816095e7b942e0aa15eb3345e1c11c28f394d9069fe20e41f0b79ceec42
Dec 06 06:20:39.834 INFO running `"docker" "start" "-a" "8ef48816095e7b942e0aa15eb3345e1c11c28f394d9069fe20e41f0b79ceec42"`
Dec 06 06:20:41.600 INFO [stderr] usermod: no changes
Dec 06 06:20:41.741 INFO [stderr]    Compiling unix_socket v0.5.0
Dec 06 06:20:42.938 INFO [stderr]    Compiling syslog v3.3.0
Dec 06 06:20:44.370 INFO [stderr]    Compiling fancy v0.1.0 (/source)
Dec 06 06:20:46.925 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.29s
Dec 06 06:20:46.931 INFO [stderr] su: No module specific data is present
Dec 06 06:20:48.168 INFO running `"docker" "inspect" "8ef48816095e7b942e0aa15eb3345e1c11c28f394d9069fe20e41f0b79ceec42"`
Dec 06 06:20:48.450 INFO running `"docker" "rm" "-f" "8ef48816095e7b942e0aa15eb3345e1c11c28f394d9069fe20e41f0b79ceec42"`
Dec 06 06:20:48.780 INFO [stdout] 8ef48816095e7b942e0aa15eb3345e1c11c28f394d9069fe20e41f0b79ceec42
Dec 06 06:20:48.784 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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"`
Dec 06 06:20:49.224 INFO [stdout] 0ed6d62b80479a98280c2f506369d3294c173d5567eb37e3aa75f2a779d6b939
Dec 06 06:20:49.228 INFO running `"docker" "start" "-a" "0ed6d62b80479a98280c2f506369d3294c173d5567eb37e3aa75f2a779d6b939"`
Dec 06 06:20:50.915 INFO [stderr] usermod: no changes
Dec 06 06:20:51.000 INFO [stderr]    Compiling fancy v0.1.0 (/source)
Dec 06 06:20:54.088 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 06:20:54.088 INFO [stderr]   --> examples/default.rs:16:5
Dec 06 06:20:54.088 INFO [stderr]    |
Dec 06 06:20:54.088 INFO [stderr] 16 |     logger.send(Severity::LOG_INFO, ["Fancy: ", &env.description, " loaded"].concat());
Dec 06 06:20:54.088 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 06:20:54.088 INFO [stderr]    |
Dec 06 06:20:54.088 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 06 06:20:54.088 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 06:20:54.088 INFO [stderr] 
Dec 06 06:20:54.088 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 06:20:54.088 INFO [stderr]   --> examples/default.rs:42:17
Dec 06 06:20:54.088 INFO [stderr]    |
Dec 06 06:20:54.088 INFO [stderr] 42 |                 logger.send(Severity::LOG_INFO, ["Fancy: ", "adjusting Fan ", &pipe.fan.id, " to ", &(step.rpm.to_string()), " rpm"].concat());
Dec 06 06:20:54.088 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 06:20:54.088 INFO [stderr]    |
Dec 06 06:20:54.088 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 06:20:54.088 INFO [stderr] 
Dec 06 06:20:55.299 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.35s
Dec 06 06:20:55.309 INFO [stderr] su: No module specific data is present
Dec 06 06:20:56.144 INFO running `"docker" "inspect" "0ed6d62b80479a98280c2f506369d3294c173d5567eb37e3aa75f2a779d6b939"`
Dec 06 06:20:56.434 INFO running `"docker" "rm" "-f" "0ed6d62b80479a98280c2f506369d3294c173d5567eb37e3aa75f2a779d6b939"`
Dec 06 06:20:56.752 INFO [stdout] 0ed6d62b80479a98280c2f506369d3294c173d5567eb37e3aa75f2a779d6b939