Dec 04 16:03:58.256 INFO checking karuna/hangar against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 16:03:58.256 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 16:03:58.819 INFO [stdout] e6e425368349eb10668ef727e5bb6c1ec1ad199357112771cb4addce3a2066e9
Dec 04 16:03:58.827 INFO running `"docker" "start" "-a" "e6e425368349eb10668ef727e5bb6c1ec1ad199357112771cb4addce3a2066e9"`
Dec 04 16:04:00.399 INFO [stderr] usermod: no changes
Dec 04 16:04:00.664 INFO [stderr]    Compiling backtrace-sys v0.1.16
Dec 04 16:04:00.671 INFO [stderr]     Checking serde_json v1.0.11
Dec 04 16:04:00.671 INFO [stderr]     Checking serde_json v0.9.10
Dec 04 16:04:00.671 INFO [stderr]    Compiling pest_derive v1.0.6
Dec 04 16:04:00.671 INFO [stderr]     Checking regex v0.2.7
Dec 04 16:04:00.671 INFO [stderr]     Checking chrono v0.4.0
Dec 04 16:04:07.983 INFO [stderr]     Checking cargo_metadata v0.1.2
Dec 04 16:04:14.665 INFO [stderr]     Checking cargo-shim v0.1.5
Dec 04 16:04:28.427 INFO [stderr]     Checking backtrace v0.3.5
Dec 04 16:04:29.007 INFO [stderr]     Checking error-chain v0.11.0
Dec 04 16:04:29.783 INFO [stderr]     Checking tera v0.11.5
Dec 04 16:04:34.093 INFO [stderr]     Checking hangar v0.0.4 (/source)
Dec 04 16:04:36.983 INFO [stderr] warning: unused variable: `matches`
Dec 04 16:04:36.983 INFO [stderr]   --> src/main.rs:37:54
Dec 04 16:04:36.983 INFO [stderr]    |
Dec 04 16:04:36.984 INFO [stderr] 37 |     let result: Result<String, String> = if let Some(matches) = matches.subcommand_matches("build")
Dec 04 16:04:36.984 INFO [stderr]    |                                                      ^^^^^^^ help: consider using `_matches` instead
Dec 04 16:04:36.984 INFO [stderr]    |
Dec 04 16:04:36.985 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 16:04:36.985 INFO [stderr] 
Dec 04 16:04:36.985 INFO [stderr] warning: unused variable: `matches`
Dec 04 16:04:36.985 INFO [stderr]   --> src/main.rs:40:24
Dec 04 16:04:36.986 INFO [stderr]    |
Dec 04 16:04:36.986 INFO [stderr] 40 |     } else if let Some(matches) = matches.subcommand_matches("db") {
Dec 04 16:04:36.986 INFO [stderr]    |                        ^^^^^^^ help: consider using `_matches` instead
Dec 04 16:04:36.986 INFO [stderr] 
Dec 04 16:04:36.987 INFO [stderr] warning: unused variable: `matches`
Dec 04 16:04:36.987 INFO [stderr]   --> src/main.rs:44:24
Dec 04 16:04:36.987 INFO [stderr]    |
Dec 04 16:04:36.987 INFO [stderr] 44 |     } else if let Some(matches) = matches.subcommand_matches("run") {
Dec 04 16:04:36.988 INFO [stderr]    |                        ^^^^^^^ help: consider using `_matches` instead
Dec 04 16:04:36.988 INFO [stderr] 
Dec 04 16:04:37.087 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 16:04:37.087 INFO [stderr]    --> src/generator/mod.rs:125:9
Dec 04 16:04:37.087 INFO [stderr]     |
Dec 04 16:04:37.088 INFO [stderr] 125 |         tera.add_raw_template(var_template_name, var_template_value);
Dec 04 16:04:37.088 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:04:37.088 INFO [stderr]     |
Dec 04 16:04:37.088 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 04 16:04:37.089 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 16:04:37.089 INFO [stderr] 
Dec 04 16:04:37.293 INFO [stderr] warning: unused variable: `matches`
Dec 04 16:04:37.294 INFO [stderr]   --> src/main.rs:37:54
Dec 04 16:04:37.294 INFO [stderr]    |
Dec 04 16:04:37.294 INFO [stderr] 37 |     let result: Result<String, String> = if let Some(matches) = matches.subcommand_matches("build")
Dec 04 16:04:37.295 INFO [stderr]    |                                                      ^^^^^^^ help: consider using `_matches` instead
Dec 04 16:04:37.295 INFO [stderr]    |
Dec 04 16:04:37.295 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 16:04:37.295 INFO [stderr] 
Dec 04 16:04:37.296 INFO [stderr] warning: unused variable: `matches`
Dec 04 16:04:37.296 INFO [stderr]   --> src/main.rs:40:24
Dec 04 16:04:37.296 INFO [stderr]    |
Dec 04 16:04:37.296 INFO [stderr] 40 |     } else if let Some(matches) = matches.subcommand_matches("db") {
Dec 04 16:04:37.296 INFO [stderr]    |                        ^^^^^^^ help: consider using `_matches` instead
Dec 04 16:04:37.296 INFO [stderr] 
Dec 04 16:04:37.296 INFO [stderr] warning: unused variable: `matches`
Dec 04 16:04:37.296 INFO [stderr]   --> src/main.rs:44:24
Dec 04 16:04:37.296 INFO [stderr]    |
Dec 04 16:04:37.296 INFO [stderr] 44 |     } else if let Some(matches) = matches.subcommand_matches("run") {
Dec 04 16:04:37.296 INFO [stderr]    |                        ^^^^^^^ help: consider using `_matches` instead
Dec 04 16:04:37.296 INFO [stderr] 
Dec 04 16:04:37.361 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 16:04:37.362 INFO [stderr]    --> src/generator/mod.rs:125:9
Dec 04 16:04:37.362 INFO [stderr]     |
Dec 04 16:04:37.362 INFO [stderr] 125 |         tera.add_raw_template(var_template_name, var_template_value);
Dec 04 16:04:37.362 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:04:37.363 INFO [stderr]     |
Dec 04 16:04:37.363 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 04 16:04:37.363 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 16:04:37.363 INFO [stderr] 
Dec 04 16:04:37.379 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.96s
Dec 04 16:04:37.389 INFO [stderr] su: No module specific data is present
Dec 04 16:04:38.748 INFO running `"docker" "inspect" "e6e425368349eb10668ef727e5bb6c1ec1ad199357112771cb4addce3a2066e9"`
Dec 04 16:04:39.037 INFO running `"docker" "rm" "-f" "e6e425368349eb10668ef727e5bb6c1ec1ad199357112771cb4addce3a2066e9"`
Dec 04 16:04:39.443 INFO [stdout] e6e425368349eb10668ef727e5bb6c1ec1ad199357112771cb4addce3a2066e9