Dec 18 00:03:39.248 INFO checking frvannes16/pom against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 00:03:39.248 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/frvannes16/pom:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 00:03:39.635 INFO [stdout] 4007ce93d56674bfc1faa590efef5ffed5030b986f49d802fde950c1c3f5370f
Dec 18 00:03:39.644 INFO running `"docker" "start" "-a" "4007ce93d56674bfc1faa590efef5ffed5030b986f49d802fde950c1c3f5370f"`
Dec 18 00:03:41.145 INFO [stderr]     Checking serde v1.0.25
Dec 18 00:03:41.156 INFO [stderr]     Checking clap v2.27.1
Dec 18 00:03:41.156 INFO [stderr]    Compiling serde_derive_internals v0.18.1
Dec 18 00:03:45.955 INFO [stderr]    Compiling serde_derive v1.0.25
Dec 18 00:04:03.232 INFO [stderr]     Checking serde_yaml v0.7.3
Dec 18 00:04:04.668 INFO [stderr]     Checking pomodoro v0.1.0 (/opt/crater/workdir)
Dec 18 00:04:05.305 INFO [stderr] warning: constant item is never used: `POM_LOG_FILE`
Dec 18 00:04:05.305 INFO [stderr]   --> src/manager.rs:10:1
Dec 18 00:04:05.305 INFO [stderr]    |
Dec 18 00:04:05.305 INFO [stderr] 10 | const POM_LOG_FILE: &str      = "pom.log";
Dec 18 00:04:05.305 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 00:04:05.305 INFO [stderr]    |
Dec 18 00:04:05.305 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 00:04:05.305 INFO [stderr] 
Dec 18 00:04:05.305 INFO [stderr] warning: constant item is never used: `POM_CSV_FILE`
Dec 18 00:04:05.305 INFO [stderr]   --> src/manager.rs:11:1
Dec 18 00:04:05.305 INFO [stderr]    |
Dec 18 00:04:05.305 INFO [stderr] 11 | const POM_CSV_FILE: &str      = "pom.csv";
Dec 18 00:04:05.305 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 00:04:05.305 INFO [stderr] 
Dec 18 00:04:05.305 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 00:04:05.305 INFO [stderr]   --> src/manager.rs:48:5
Dec 18 00:04:05.305 INFO [stderr]    |
Dec 18 00:04:05.305 INFO [stderr] 48 |     settings_yaml.write_all(serialized_settings.as_bytes());
Dec 18 00:04:05.305 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 00:04:05.305 INFO [stderr]    |
Dec 18 00:04:05.305 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 00:04:05.305 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 00:04:05.305 INFO [stderr] 
Dec 18 00:04:05.424 INFO [stderr] warning: constant item is never used: `POM_LOG_FILE`
Dec 18 00:04:05.424 INFO [stderr]   --> src/manager.rs:10:1
Dec 18 00:04:05.424 INFO [stderr]    |
Dec 18 00:04:05.424 INFO [stderr] 10 | const POM_LOG_FILE: &str      = "pom.log";
Dec 18 00:04:05.424 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 00:04:05.424 INFO [stderr]    |
Dec 18 00:04:05.424 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 00:04:05.424 INFO [stderr] 
Dec 18 00:04:05.424 INFO [stderr] warning: constant item is never used: `POM_CSV_FILE`
Dec 18 00:04:05.424 INFO [stderr]   --> src/manager.rs:11:1
Dec 18 00:04:05.424 INFO [stderr]    |
Dec 18 00:04:05.424 INFO [stderr] 11 | const POM_CSV_FILE: &str      = "pom.csv";
Dec 18 00:04:05.424 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 00:04:05.424 INFO [stderr] 
Dec 18 00:04:05.424 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 00:04:05.424 INFO [stderr]   --> src/manager.rs:48:5
Dec 18 00:04:05.424 INFO [stderr]    |
Dec 18 00:04:05.424 INFO [stderr] 48 |     settings_yaml.write_all(serialized_settings.as_bytes());
Dec 18 00:04:05.424 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 00:04:05.424 INFO [stderr]    |
Dec 18 00:04:05.425 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 00:04:05.425 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 00:04:05.425 INFO [stderr] 
Dec 18 00:04:05.465 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.44s
Dec 18 00:04:06.004 INFO running `"docker" "inspect" "4007ce93d56674bfc1faa590efef5ffed5030b986f49d802fde950c1c3f5370f"`
Dec 18 00:04:06.230 INFO running `"docker" "rm" "-f" "4007ce93d56674bfc1faa590efef5ffed5030b986f49d802fde950c1c3f5370f"`
Dec 18 00:04:06.497 INFO [stdout] 4007ce93d56674bfc1faa590efef5ffed5030b986f49d802fde950c1c3f5370f