Dec 19 14:36:15.315 INFO checking karuna/hangar against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 14:36:15.316 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/karuna/hangar:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 14:36:15.888 INFO [stdout] 40a028390ae0d35efbbf732460d427e5c3b4c5b88b218e7920722d7be6e41672
Dec 19 14:36:15.888 INFO running `"docker" "start" "-a" "40a028390ae0d35efbbf732460d427e5c3b4c5b88b218e7920722d7be6e41672"`
Dec 19 14:36:18.264 INFO [stderr]     Checking regex-syntax v0.5.0
Dec 19 14:36:18.264 INFO [stderr]     Checking serde_json v0.9.10
Dec 19 14:36:18.272 INFO [stderr]    Compiling pest_derive v1.0.6
Dec 19 14:36:22.372 INFO [stderr]     Checking cargo_metadata v0.1.2
Dec 19 14:36:29.701 INFO [stderr]     Checking regex v0.2.7
Dec 19 14:36:31.984 INFO [stderr]     Checking tera v0.11.5
Dec 19 14:36:31.984 INFO [stderr]     Checking cargo-shim v0.1.5
Dec 19 14:36:35.718 INFO [stderr]     Checking hangar v0.0.4 (/opt/crater/workdir)
Dec 19 14:36:36.826 INFO [stderr] warning: unused variable: `matches`
Dec 19 14:36:36.826 INFO [stderr]   --> src/main.rs:37:54
Dec 19 14:36:36.827 INFO [stderr]    |
Dec 19 14:36:36.827 INFO [stderr] 37 |     let result: Result<String, String> = if let Some(matches) = matches.subcommand_matches("build")
Dec 19 14:36:36.827 INFO [stderr]    |                                                      ^^^^^^^ help: consider using `_matches` instead
Dec 19 14:36:36.828 INFO [stderr]    |
Dec 19 14:36:36.828 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 14:36:36.828 INFO [stderr] 
Dec 19 14:36:36.828 INFO [stderr] warning: unused variable: `matches`
Dec 19 14:36:36.829 INFO [stderr]   --> src/main.rs:40:24
Dec 19 14:36:36.829 INFO [stderr]    |
Dec 19 14:36:36.829 INFO [stderr] 40 |     } else if let Some(matches) = matches.subcommand_matches("db") {
Dec 19 14:36:36.830 INFO [stderr]    |                        ^^^^^^^ help: consider using `_matches` instead
Dec 19 14:36:36.830 INFO [stderr] 
Dec 19 14:36:36.830 INFO [stderr] warning: unused variable: `matches`
Dec 19 14:36:36.830 INFO [stderr]   --> src/main.rs:44:24
Dec 19 14:36:36.831 INFO [stderr]    |
Dec 19 14:36:36.831 INFO [stderr] 44 |     } else if let Some(matches) = matches.subcommand_matches("run") {
Dec 19 14:36:36.831 INFO [stderr]    |                        ^^^^^^^ help: consider using `_matches` instead
Dec 19 14:36:36.831 INFO [stderr] 
Dec 19 14:36:36.984 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 14:36:36.985 INFO [stderr]    --> src/generator/mod.rs:125:9
Dec 19 14:36:36.985 INFO [stderr]     |
Dec 19 14:36:36.985 INFO [stderr] 125 |         tera.add_raw_template(var_template_name, var_template_value);
Dec 19 14:36:36.985 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:36:36.986 INFO [stderr]     |
Dec 19 14:36:36.986 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 19 14:36:36.986 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 14:36:36.987 INFO [stderr] 
Dec 19 14:36:37.011 INFO [stderr] warning: unused variable: `matches`
Dec 19 14:36:37.012 INFO [stderr]   --> src/main.rs:37:54
Dec 19 14:36:37.012 INFO [stderr]    |
Dec 19 14:36:37.012 INFO [stderr] 37 |     let result: Result<String, String> = if let Some(matches) = matches.subcommand_matches("build")
Dec 19 14:36:37.012 INFO [stderr]    |                                                      ^^^^^^^ help: consider using `_matches` instead
Dec 19 14:36:37.012 INFO [stderr]    |
Dec 19 14:36:37.013 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 14:36:37.013 INFO [stderr] 
Dec 19 14:36:37.013 INFO [stderr] warning: unused variable: `matches`
Dec 19 14:36:37.013 INFO [stderr]   --> src/main.rs:40:24
Dec 19 14:36:37.013 INFO [stderr]    |
Dec 19 14:36:37.013 INFO [stderr] 40 |     } else if let Some(matches) = matches.subcommand_matches("db") {
Dec 19 14:36:37.013 INFO [stderr]    |                        ^^^^^^^ help: consider using `_matches` instead
Dec 19 14:36:37.013 INFO [stderr] 
Dec 19 14:36:37.013 INFO [stderr] warning: unused variable: `matches`
Dec 19 14:36:37.013 INFO [stderr]   --> src/main.rs:44:24
Dec 19 14:36:37.013 INFO [stderr]    |
Dec 19 14:36:37.013 INFO [stderr] 44 |     } else if let Some(matches) = matches.subcommand_matches("run") {
Dec 19 14:36:37.013 INFO [stderr]    |                        ^^^^^^^ help: consider using `_matches` instead
Dec 19 14:36:37.013 INFO [stderr] 
Dec 19 14:36:37.158 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 14:36:37.158 INFO [stderr]    --> src/generator/mod.rs:125:9
Dec 19 14:36:37.158 INFO [stderr]     |
Dec 19 14:36:37.158 INFO [stderr] 125 |         tera.add_raw_template(var_template_name, var_template_value);
Dec 19 14:36:37.158 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:36:37.158 INFO [stderr]     |
Dec 19 14:36:37.158 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 19 14:36:37.158 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 14:36:37.158 INFO [stderr] 
Dec 19 14:36:37.208 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.22s
Dec 19 14:36:38.481 INFO running `"docker" "inspect" "40a028390ae0d35efbbf732460d427e5c3b4c5b88b218e7920722d7be6e41672"`
Dec 19 14:36:38.704 INFO running `"docker" "rm" "-f" "40a028390ae0d35efbbf732460d427e5c3b4c5b88b218e7920722d7be6e41672"`
Dec 19 14:36:39.028 INFO [stdout] 40a028390ae0d35efbbf732460d427e5c3b4c5b88b218e7920722d7be6e41672