Dec 19 09:56:26.317 INFO checking rookwood101/blocksworld_solver against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 09:56:26.317 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/rookwood101/blocksworld_solver:/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 09:56:26.757 INFO [stdout] 10f294f1b9cf33f0798cf34a67252968a67ca4760cd5b7cc46c855301616f1b4
Dec 19 09:56:26.764 INFO running `"docker" "start" "-a" "10f294f1b9cf33f0798cf34a67252968a67ca4760cd5b7cc46c855301616f1b4"`
Dec 19 09:56:28.792 INFO [stderr]     Checking bidir-map v0.3.0
Dec 19 09:56:29.116 INFO [stderr]     Checking blocksworld_solver v0.1.0 (/opt/crater/workdir)
Dec 19 09:56:29.516 INFO [stderr] warning: unused import: `blocksworld::search::Node`
Dec 19 09:56:29.516 INFO [stderr]  --> src/blocksworld/test/mod.rs:8:5
Dec 19 09:56:29.516 INFO [stderr]   |
Dec 19 09:56:29.516 INFO [stderr] 8 | use blocksworld::search::Node;
Dec 19 09:56:29.516 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:56:29.516 INFO [stderr]   |
Dec 19 09:56:29.516 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 09:56:29.516 INFO [stderr] 
Dec 19 09:56:29.532 INFO [stderr] warning: unused import: `blocksworld::test::test`
Dec 19 09:56:29.532 INFO [stderr]   --> src/main.rs:10:5
Dec 19 09:56:29.532 INFO [stderr]    |
Dec 19 09:56:29.532 INFO [stderr] 10 | use blocksworld::test::test;
Dec 19 09:56:29.532 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:56:29.532 INFO [stderr] 
Dec 19 09:56:29.544 INFO [stderr] warning: unused import: `blocksworld::search::Node`
Dec 19 09:56:29.544 INFO [stderr]  --> src/blocksworld/test/mod.rs:8:5
Dec 19 09:56:29.544 INFO [stderr]   |
Dec 19 09:56:29.544 INFO [stderr] 8 | use blocksworld::search::Node;
Dec 19 09:56:29.544 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:56:29.544 INFO [stderr]   |
Dec 19 09:56:29.544 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 09:56:29.544 INFO [stderr] 
Dec 19 09:56:29.544 INFO [stderr] warning: unused import: `blocksworld::test::test`
Dec 19 09:56:29.544 INFO [stderr]   --> src/main.rs:10:5
Dec 19 09:56:29.544 INFO [stderr]    |
Dec 19 09:56:29.544 INFO [stderr] 10 | use blocksworld::test::test;
Dec 19 09:56:29.544 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:56:29.544 INFO [stderr] 
Dec 19 09:56:29.796 INFO [stderr] warning: unused import: `blocksworld::search::Searcher`
Dec 19 09:56:29.796 INFO [stderr]  --> src/blocksworld/test/mod.rs:7:5
Dec 19 09:56:29.796 INFO [stderr]   |
Dec 19 09:56:29.796 INFO [stderr] 7 | use blocksworld::search::Searcher;
Dec 19 09:56:29.796 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:56:29.796 INFO [stderr] 
Dec 19 09:56:29.890 INFO [stderr] warning: method is never used: `latex_print`
Dec 19 09:56:29.890 INFO [stderr]   --> src/blocksworld/world.rs:52:5
Dec 19 09:56:29.890 INFO [stderr]    |
Dec 19 09:56:29.890 INFO [stderr] 52 |     pub fn latex_print(&self) {
Dec 19 09:56:29.890 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:56:29.890 INFO [stderr] warning: unused import: `blocksworld::search::Searcher`
Dec 19 09:56:29.890 INFO [stderr]  --> src/blocksworld/test/mod.rs:7:5
Dec 19 09:56:29.890 INFO [stderr]   |
Dec 19 09:56:29.890 INFO [stderr] 7 | use blocksworld::search::Searcher;
Dec 19 09:56:29.890 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:56:29.890 INFO [stderr] 
Dec 19 09:56:29.890 INFO [stderr]    |
Dec 19 09:56:29.890 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 09:56:29.890 INFO [stderr] 
Dec 19 09:56:29.890 INFO [stderr] warning: function is never used: `solution_depth_difficulty`
Dec 19 09:56:29.890 INFO [stderr]  --> src/blocksworld/test/problem_generators/solution_depth_difficulty.rs:9:1
Dec 19 09:56:29.890 INFO [stderr]   |
Dec 19 09:56:29.890 INFO [stderr] 9 | pub fn solution_depth_difficulty(goal_world: World) -> Vec<(u8, World)> {
Dec 19 09:56:29.890 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:56:29.890 INFO [stderr] 
Dec 19 09:56:29.890 INFO [stderr] warning: struct is never constructed: `SolutionDepthSearcher`
Dec 19 09:56:29.890 INFO [stderr]   --> src/blocksworld/test/problem_generators/solution_depth_difficulty.rs:16:1
Dec 19 09:56:29.890 INFO [stderr]    |
Dec 19 09:56:29.890 INFO [stderr] 16 | pub struct SolutionDepthSearcher {
Dec 19 09:56:29.890 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:56:29.890 INFO [stderr] 
Dec 19 09:56:29.890 INFO [stderr] warning: method is never used: `new`
Dec 19 09:56:29.890 INFO [stderr]   --> src/blocksworld/test/problem_generators/solution_depth_difficulty.rs:23:5
Dec 19 09:56:29.890 INFO [stderr]    |
Dec 19 09:56:29.890 INFO [stderr] 23 |     pub fn new(start_world: World, max_difficulty: u8) -> SolutionDepthSearcher {
Dec 19 09:56:29.890 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:56:29.890 INFO [stderr] 
Dec 19 09:56:29.891 INFO [stderr] warning: method is never used: `search`
Dec 19 09:56:29.891 INFO [stderr]   --> src/blocksworld/test/problem_generators/solution_depth_difficulty.rs:31:5
Dec 19 09:56:29.891 INFO [stderr]    |
Dec 19 09:56:29.891 INFO [stderr] 31 |     pub fn search(mut self) -> Vec<(u8, World)> {
Dec 19 09:56:29.891 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:56:29.891 INFO [stderr] 
Dec 19 09:56:29.891 INFO [stderr] warning: function is never used: `grid_size_difficulty`
Dec 19 09:56:29.891 INFO [stderr]  --> src/blocksworld/test/problem_generators/grid_size_difficulty.rs:1:1
Dec 19 09:56:29.891 INFO [stderr]   |
Dec 19 09:56:29.891 INFO [stderr] 1 | fn grid_size_difficulty() {}
Dec 19 09:56:29.891 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:56:29.891 INFO [stderr] 
Dec 19 09:56:29.891 INFO [stderr] warning: function is never used: `test`
Dec 19 09:56:29.891 INFO [stderr]   --> src/blocksworld/test/mod.rs:16:1
Dec 19 09:56:29.891 INFO [stderr]    |
Dec 19 09:56:29.891 INFO [stderr] 16 | pub fn test() {
Dec 19 09:56:29.891 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 19 09:56:29.891 INFO [stderr] 
Dec 19 09:56:29.891 INFO [stderr] warning: function is never used: `run_all_searchers_average`
Dec 19 09:56:29.891 INFO [stderr]   --> src/blocksworld/test/mod.rs:39:1
Dec 19 09:56:29.891 INFO [stderr]    |
Dec 19 09:56:29.891 INFO [stderr] 39 | fn run_all_searchers_average(start_world: &World, goal_world: &World, difficulty: u8) -> Vec<u32> {
Dec 19 09:56:29.892 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:56:29.892 INFO [stderr] 
Dec 19 09:56:30.018 INFO [stderr] warning: method is never used: `latex_print`
Dec 19 09:56:30.019 INFO [stderr]   --> src/blocksworld/world.rs:52:5
Dec 19 09:56:30.019 INFO [stderr]    |
Dec 19 09:56:30.019 INFO [stderr] 52 |     pub fn latex_print(&self) {
Dec 19 09:56:30.019 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:56:30.019 INFO [stderr]    |
Dec 19 09:56:30.019 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 09:56:30.019 INFO [stderr] 
Dec 19 09:56:30.019 INFO [stderr] warning: function is never used: `solution_depth_difficulty`
Dec 19 09:56:30.019 INFO [stderr]  --> src/blocksworld/test/problem_generators/solution_depth_difficulty.rs:9:1
Dec 19 09:56:30.019 INFO [stderr]   |
Dec 19 09:56:30.019 INFO [stderr] 9 | pub fn solution_depth_difficulty(goal_world: World) -> Vec<(u8, World)> {
Dec 19 09:56:30.019 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:56:30.019 INFO [stderr] 
Dec 19 09:56:30.019 INFO [stderr] warning: struct is never constructed: `SolutionDepthSearcher`
Dec 19 09:56:30.019 INFO [stderr]   --> src/blocksworld/test/problem_generators/solution_depth_difficulty.rs:16:1
Dec 19 09:56:30.019 INFO [stderr]    |
Dec 19 09:56:30.019 INFO [stderr] 16 | pub struct SolutionDepthSearcher {
Dec 19 09:56:30.019 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:56:30.019 INFO [stderr] 
Dec 19 09:56:30.019 INFO [stderr] warning: method is never used: `new`
Dec 19 09:56:30.019 INFO [stderr]   --> src/blocksworld/test/problem_generators/solution_depth_difficulty.rs:23:5
Dec 19 09:56:30.019 INFO [stderr]    |
Dec 19 09:56:30.019 INFO [stderr] 23 |     pub fn new(start_world: World, max_difficulty: u8) -> SolutionDepthSearcher {
Dec 19 09:56:30.019 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:56:30.019 INFO [stderr] 
Dec 19 09:56:30.019 INFO [stderr] warning: method is never used: `search`
Dec 19 09:56:30.019 INFO [stderr]   --> src/blocksworld/test/problem_generators/solution_depth_difficulty.rs:31:5
Dec 19 09:56:30.019 INFO [stderr]    |
Dec 19 09:56:30.019 INFO [stderr] 31 |     pub fn search(mut self) -> Vec<(u8, World)> {
Dec 19 09:56:30.019 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:56:30.020 INFO [stderr] 
Dec 19 09:56:30.020 INFO [stderr] warning: function is never used: `grid_size_difficulty`
Dec 19 09:56:30.020 INFO [stderr]  --> src/blocksworld/test/problem_generators/grid_size_difficulty.rs:1:1
Dec 19 09:56:30.020 INFO [stderr]   |
Dec 19 09:56:30.020 INFO [stderr] 1 | fn grid_size_difficulty() {}
Dec 19 09:56:30.020 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:56:30.020 INFO [stderr] 
Dec 19 09:56:30.020 INFO [stderr] warning: function is never used: `test`
Dec 19 09:56:30.020 INFO [stderr]   --> src/blocksworld/test/mod.rs:16:1
Dec 19 09:56:30.020 INFO [stderr]    |
Dec 19 09:56:30.020 INFO [stderr] 16 | pub fn test() {
Dec 19 09:56:30.020 INFO [stderr]    | ^^^^^^^^^^^^^
Dec 19 09:56:30.020 INFO [stderr] 
Dec 19 09:56:30.020 INFO [stderr] warning: function is never used: `run_all_searchers_average`
Dec 19 09:56:30.020 INFO [stderr]   --> src/blocksworld/test/mod.rs:39:1
Dec 19 09:56:30.020 INFO [stderr]    |
Dec 19 09:56:30.020 INFO [stderr] 39 | fn run_all_searchers_average(start_world: &World, goal_world: &World, difficulty: u8) -> Vec<u32> {
Dec 19 09:56:30.020 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:56:30.020 INFO [stderr] 
Dec 19 09:56:30.079 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
Dec 19 09:56:30.938 INFO running `"docker" "inspect" "10f294f1b9cf33f0798cf34a67252968a67ca4760cd5b7cc46c855301616f1b4"`
Dec 19 09:56:31.246 INFO running `"docker" "rm" "-f" "10f294f1b9cf33f0798cf34a67252968a67ca4760cd5b7cc46c855301616f1b4"`
Dec 19 09:56:31.560 INFO [stdout] 10f294f1b9cf33f0798cf34a67252968a67ca4760cd5b7cc46c855301616f1b4