Dec 04 23:48:50.068 INFO checking TheSoftwareFactory/pulurobot-sequencer against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 23:48:50.068 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 04 23:48:50.569 INFO [stdout] c4464b296a73660ef1f0a25ace194f2f06fecc17b69a41e830518d4b70a62a6a
Dec 04 23:48:50.571 INFO running `"docker" "start" "-a" "c4464b296a73660ef1f0a25ace194f2f06fecc17b69a41e830518d4b70a62a6a"`
Dec 04 23:48:52.017 INFO [stderr] usermod: no changes
Dec 04 23:48:52.079 INFO [stderr]     Checking pulurobot-sequencer v0.1.0 (/source)
Dec 04 23:48:52.696 INFO [stderr] warning: unused variable: `e`
Dec 04 23:48:52.696 INFO [stderr]    --> src/main.rs:186:17
Dec 04 23:48:52.696 INFO [stderr]     |
Dec 04 23:48:52.696 INFO [stderr] 186 |             Err(e) => {
Dec 04 23:48:52.696 INFO [stderr]     |                 ^ help: consider using `_e` instead
Dec 04 23:48:52.696 INFO [stderr]     |
Dec 04 23:48:52.696 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 23:48:52.696 INFO [stderr] 
Dec 04 23:48:52.739 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 23:48:52.739 INFO [stderr]   --> src/main.rs:89:9
Dec 04 23:48:52.739 INFO [stderr]    |
Dec 04 23:48:52.739 INFO [stderr] 89 |         self.signal_ch.send(true);
Dec 04 23:48:52.739 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:48:52.739 INFO [stderr]    |
Dec 04 23:48:52.739 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 23:48:52.739 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 23:48:52.739 INFO [stderr] 
Dec 04 23:48:52.739 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 23:48:52.739 INFO [stderr]   --> src/main.rs:93:9
Dec 04 23:48:52.739 INFO [stderr]    |
Dec 04 23:48:52.739 INFO [stderr] 93 |         self.signal_ch.send(false);
Dec 04 23:48:52.739 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:48:52.740 INFO [stderr]    |
Dec 04 23:48:52.740 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 23:48:52.740 INFO [stderr] 
Dec 04 23:48:52.939 INFO [stderr] warning: unused variable: `e`
Dec 04 23:48:52.939 INFO [stderr]    --> src/main.rs:186:17
Dec 04 23:48:52.939 INFO [stderr]     |
Dec 04 23:48:52.939 INFO [stderr] 186 |             Err(e) => {
Dec 04 23:48:52.939 INFO [stderr]     |                 ^ help: consider using `_e` instead
Dec 04 23:48:52.939 INFO [stderr]     |
Dec 04 23:48:52.939 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 23:48:52.939 INFO [stderr] 
Dec 04 23:48:52.955 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 23:48:52.955 INFO [stderr]   --> src/main.rs:89:9
Dec 04 23:48:52.955 INFO [stderr]    |
Dec 04 23:48:52.955 INFO [stderr] 89 |         self.signal_ch.send(true);
Dec 04 23:48:52.955 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:48:52.955 INFO [stderr]    |
Dec 04 23:48:52.955 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 23:48:52.955 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 23:48:52.955 INFO [stderr] 
Dec 04 23:48:52.955 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 23:48:52.955 INFO [stderr]   --> src/main.rs:93:9
Dec 04 23:48:52.955 INFO [stderr]    |
Dec 04 23:48:52.955 INFO [stderr] 93 |         self.signal_ch.send(false);
Dec 04 23:48:52.955 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:48:52.955 INFO [stderr]    |
Dec 04 23:48:52.955 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 23:48:52.955 INFO [stderr] 
Dec 04 23:48:52.978 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
Dec 04 23:48:52.991 INFO [stderr] su: No module specific data is present
Dec 04 23:48:54.177 INFO running `"docker" "inspect" "c4464b296a73660ef1f0a25ace194f2f06fecc17b69a41e830518d4b70a62a6a"`
Dec 04 23:48:54.443 INFO running `"docker" "rm" "-f" "c4464b296a73660ef1f0a25ace194f2f06fecc17b69a41e830518d4b70a62a6a"`
Dec 04 23:48:54.724 INFO [stdout] c4464b296a73660ef1f0a25ace194f2f06fecc17b69a41e830518d4b70a62a6a