[INFO] updating cached repository https://github.com/rookwood101/blocksworld_solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 625cca7c82e6d72c16742e25e11b0362ec8bec92
[INFO] checking rookwood101/blocksworld_solver against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frookwood101%2Fblocksworld_solver" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rookwood101/blocksworld_solver on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rookwood101/blocksworld_solver
[INFO] finished tweaking git repo https://github.com/rookwood101/blocksworld_solver
[INFO] tweaked toml for git repo https://github.com/rookwood101/blocksworld_solver written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/rookwood101/blocksworld_solver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f3262785a6018cad7a04f1253f5f506577ffedf93a9ff0c78d05596addfbf9e5
[INFO] running `Command { std: "docker" "start" "-a" "f3262785a6018cad7a04f1253f5f506577ffedf93a9ff0c78d05596addfbf9e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3262785a6018cad7a04f1253f5f506577ffedf93a9ff0c78d05596addfbf9e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3262785a6018cad7a04f1253f5f506577ffedf93a9ff0c78d05596addfbf9e5", kill_on_drop: false }`
[INFO] [stdout] f3262785a6018cad7a04f1253f5f506577ffedf93a9ff0c78d05596addfbf9e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e65abe637c0bc47b8688274c5cb0572b9afa4715ec3ba28fbd5ec0ef3f3e5821
[INFO] running `Command { std: "docker" "start" "-a" "e65abe637c0bc47b8688274c5cb0572b9afa4715ec3ba28fbd5ec0ef3f3e5821", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.17
[INFO] [stderr]     Checking bidir-map v0.3.0
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]     Checking blocksworld_solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `blocksworld::search::Node`
[INFO] [stdout]  --> src/blocksworld/test/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use blocksworld::search::Node;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `blocksworld::test::test`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use blocksworld::test::test;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `blocksworld::search::Searcher`
[INFO] [stdout]  --> src/blocksworld/test/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use blocksworld::search::Searcher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `blocksworld::search::Node`
[INFO] [stdout]  --> src/blocksworld/test/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use blocksworld::search::Node;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `blocksworld::test::test`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use blocksworld::test::test;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `latex_print`
[INFO] [stdout]   --> src/blocksworld/world.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn latex_print(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solution_depth_difficulty`
[INFO] [stdout]  --> src/blocksworld/test/problem_generators/solution_depth_difficulty.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn solution_depth_difficulty(goal_world: World) -> Vec<(u8, World)> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/blocksworld/test/problem_generators/solution_depth_difficulty.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn new(start_world: World, max_difficulty: u8) -> SolutionDepthSearcher {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `search`
[INFO] [stdout]   --> src/blocksworld/test/problem_generators/solution_depth_difficulty.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn search(mut self) -> Vec<(u8, World)> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `grid_size_difficulty`
[INFO] [stdout]  --> src/blocksworld/test/problem_generators/grid_size_difficulty.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn grid_size_difficulty() {}
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test`
[INFO] [stdout]   --> src/blocksworld/test/mod.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn test() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run_all_searchers_average`
[INFO] [stdout]   --> src/blocksworld/test/mod.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn run_all_searchers_average(start_world: &World, goal_world: &World, difficulty: u8) -> Vec<u32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `blocksworld::search::Searcher`
[INFO] [stdout]  --> src/blocksworld/test/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use blocksworld::search::Searcher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `latex_print`
[INFO] [stdout]   --> src/blocksworld/world.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn latex_print(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solution_depth_difficulty`
[INFO] [stdout]  --> src/blocksworld/test/problem_generators/solution_depth_difficulty.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn solution_depth_difficulty(goal_world: World) -> Vec<(u8, World)> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/blocksworld/test/problem_generators/solution_depth_difficulty.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn new(start_world: World, max_difficulty: u8) -> SolutionDepthSearcher {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `search`
[INFO] [stdout]   --> src/blocksworld/test/problem_generators/solution_depth_difficulty.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn search(mut self) -> Vec<(u8, World)> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `grid_size_difficulty`
[INFO] [stdout]  --> src/blocksworld/test/problem_generators/grid_size_difficulty.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn grid_size_difficulty() {}
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test`
[INFO] [stdout]   --> src/blocksworld/test/mod.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn test() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run_all_searchers_average`
[INFO] [stdout]   --> src/blocksworld/test/mod.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn run_all_searchers_average(start_world: &World, goal_world: &World, difficulty: u8) -> Vec<u32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.22s
[INFO] running `Command { std: "docker" "inspect" "e65abe637c0bc47b8688274c5cb0572b9afa4715ec3ba28fbd5ec0ef3f3e5821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e65abe637c0bc47b8688274c5cb0572b9afa4715ec3ba28fbd5ec0ef3f3e5821", kill_on_drop: false }`
[INFO] [stdout] e65abe637c0bc47b8688274c5cb0572b9afa4715ec3ba28fbd5ec0ef3f3e5821