Dec 19 20:48:24.723 INFO checking aleozlx/alg-matching against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 20:48:24.723 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/aleozlx/alg-matching:/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 20:48:25.264 INFO [stdout] 1b41cbded1cfb112d2fb32ca947c690f50b8f52ae92d63f0d3a4a8b273248a05
Dec 19 20:48:25.268 INFO running `"docker" "start" "-a" "1b41cbded1cfb112d2fb32ca947c690f50b8f52ae92d63f0d3a4a8b273248a05"`
Dec 19 20:48:27.063 INFO [stderr]     Checking alg-matching v0.1.0 (/opt/crater/workdir)
Dec 19 20:48:27.424 INFO [stderr] warning: unused macro definition
Dec 19 20:48:27.424 INFO [stderr]   --> src/main.rs:70:1
Dec 19 20:48:27.424 INFO [stderr]    |
Dec 19 20:48:27.424 INFO [stderr] 70 | / macro_rules! unweighted_graph(
Dec 19 20:48:27.424 INFO [stderr] 71 | |     { $($u:expr => [ $($v:expr),+ ]),+ } => {
Dec 19 20:48:27.424 INFO [stderr] 72 | |         {
Dec 19 20:48:27.424 INFO [stderr] 73 | |             let mut g = AdjGraph { adj: HashMap::new() };
Dec 19 20:48:27.424 INFO [stderr] ...  |
Dec 19 20:48:27.424 INFO [stderr] 79 | |     };
Dec 19 20:48:27.424 INFO [stderr] 80 | | );
Dec 19 20:48:27.424 INFO [stderr]    | |__^
Dec 19 20:48:27.424 INFO [stderr]    |
Dec 19 20:48:27.424 INFO [stderr]    = note: #[warn(unused_macros)] on by default
Dec 19 20:48:27.424 INFO [stderr] 
Dec 19 20:48:27.468 INFO [stderr] warning: unused variable: `f`
Dec 19 20:48:27.468 INFO [stderr]    --> src/main.rs:186:9
Dec 19 20:48:27.468 INFO [stderr]     |
Dec 19 20:48:27.468 INFO [stderr] 186 |     let f: AdjFlowI32<i32, FlowEdgeI32> = AdjFlowI32{ g: AdjGraph::new() };
Dec 19 20:48:27.468 INFO [stderr]     |         ^ help: consider using `_f` instead
Dec 19 20:48:27.468 INFO [stderr]     |
Dec 19 20:48:27.468 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 20:48:27.468 INFO [stderr] 
Dec 19 20:48:27.468 INFO [stderr] warning: unused variable: `res`
Dec 19 20:48:27.468 INFO [stderr]    --> src/main.rs:116:13
Dec 19 20:48:27.468 INFO [stderr]     |
Dec 19 20:48:27.468 INFO [stderr] 116 |         let res = self.residual_graph();
Dec 19 20:48:27.468 INFO [stderr]     |             ^^^ help: consider using `_res` instead
Dec 19 20:48:27.468 INFO [stderr] 
Dec 19 20:48:27.468 INFO [stderr] warning: unused variable: `s`
Dec 19 20:48:27.468 INFO [stderr]    --> src/main.rs:115:43
Dec 19 20:48:27.468 INFO [stderr]     |
Dec 19 20:48:27.468 INFO [stderr] 115 |     fn edmonds_karp_maxflow<'g>(&'g self, s: &'g V, t: &'g V) -> Self {
Dec 19 20:48:27.468 INFO [stderr]     |                                           ^ help: consider using `_s` instead
Dec 19 20:48:27.468 INFO [stderr] 
Dec 19 20:48:27.468 INFO [stderr] warning: unused variable: `t`
Dec 19 20:48:27.468 INFO [stderr]    --> src/main.rs:115:53
Dec 19 20:48:27.468 INFO [stderr]     |
Dec 19 20:48:27.468 INFO [stderr] 115 |     fn edmonds_karp_maxflow<'g>(&'g self, s: &'g V, t: &'g V) -> Self {
Dec 19 20:48:27.468 INFO [stderr]     |                                                     ^ help: consider using `_t` instead
Dec 19 20:48:27.468 INFO [stderr] 
Dec 19 20:48:27.632 INFO [stderr] warning: unused variable: `f`
Dec 19 20:48:27.632 INFO [stderr]    --> src/main.rs:186:9
Dec 19 20:48:27.632 INFO [stderr]     |
Dec 19 20:48:27.632 INFO [stderr] 186 |     let f: AdjFlowI32<i32, FlowEdgeI32> = AdjFlowI32{ g: AdjGraph::new() };
Dec 19 20:48:27.632 INFO [stderr]     |         ^ help: consider using `_f` instead
Dec 19 20:48:27.632 INFO [stderr]     |
Dec 19 20:48:27.632 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 20:48:27.632 INFO [stderr] 
Dec 19 20:48:27.632 INFO [stderr] warning: unused variable: `res`
Dec 19 20:48:27.632 INFO [stderr]    --> src/main.rs:116:13
Dec 19 20:48:27.632 INFO [stderr]     |
Dec 19 20:48:27.632 INFO [stderr] 116 |         let res = self.residual_graph();
Dec 19 20:48:27.632 INFO [stderr]     |             ^^^ help: consider using `_res` instead
Dec 19 20:48:27.632 INFO [stderr] 
Dec 19 20:48:27.632 INFO [stderr] warning: unused variable: `s`
Dec 19 20:48:27.632 INFO [stderr]    --> src/main.rs:115:43
Dec 19 20:48:27.632 INFO [stderr]     |
Dec 19 20:48:27.633 INFO [stderr] 115 |     fn edmonds_karp_maxflow<'g>(&'g self, s: &'g V, t: &'g V) -> Self {
Dec 19 20:48:27.633 INFO [stderr]     |                                           ^ help: consider using `_s` instead
Dec 19 20:48:27.633 INFO [stderr] 
Dec 19 20:48:27.633 INFO [stderr] warning: unused variable: `t`
Dec 19 20:48:27.633 INFO [stderr]    --> src/main.rs:115:53
Dec 19 20:48:27.633 INFO [stderr]     |
Dec 19 20:48:27.633 INFO [stderr] 115 |     fn edmonds_karp_maxflow<'g>(&'g self, s: &'g V, t: &'g V) -> Self {
Dec 19 20:48:27.633 INFO [stderr]     |                                                     ^ help: consider using `_t` instead
Dec 19 20:48:27.633 INFO [stderr] 
Dec 19 20:48:27.706 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
Dec 19 20:48:28.260 INFO running `"docker" "inspect" "1b41cbded1cfb112d2fb32ca947c690f50b8f52ae92d63f0d3a4a8b273248a05"`
Dec 19 20:48:28.508 INFO running `"docker" "rm" "-f" "1b41cbded1cfb112d2fb32ca947c690f50b8f52ae92d63f0d3a4a8b273248a05"`
Dec 19 20:48:28.792 INFO [stdout] 1b41cbded1cfb112d2fb32ca947c690f50b8f52ae92d63f0d3a4a8b273248a05