[INFO] cloning 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" "clone" "--bare" "https://github.com/rookwood101/blocksworld_solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frookwood101%2Fblocksworld_solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frookwood101%2Fblocksworld_solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 625cca7c82e6d72c16742e25e11b0362ec8bec92
[INFO] building rookwood101/blocksworld_solver against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frookwood101%2Fblocksworld_solver" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rookwood101/blocksworld_solver on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-3-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bidir-map v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8981a5d2c66ea28a6ee1d14d7b5c265a0ad8f14d019babff816f20a6a1a383ee
[INFO] running `Command { std: "docker" "start" "-a" "8981a5d2c66ea28a6ee1d14d7b5c265a0ad8f14d019babff816f20a6a1a383ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8981a5d2c66ea28a6ee1d14d7b5c265a0ad8f14d019babff816f20a6a1a383ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8981a5d2c66ea28a6ee1d14d7b5c265a0ad8f14d019babff816f20a6a1a383ee", kill_on_drop: false }`
[INFO] [stdout] 8981a5d2c66ea28a6ee1d14d7b5c265a0ad8f14d019babff816f20a6a1a383ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb67b938d032ba242bf7025f01a857c0845cebd406da77bbdd7826490245280a
[INFO] running `Command { std: "docker" "start" "-a" "bb67b938d032ba242bf7025f01a857c0845cebd406da77bbdd7826490245280a", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.17
[INFO] [stderr]    Compiling bidir-map v0.3.0
[INFO] [stderr]    Compiling rand v0.3.14
[INFO] [stderr]    Compiling 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: method `latex_print` is never used
[INFO] [stdout]   --> src/blocksworld/world.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl World {
[INFO] [stdout]    | ---------- method in this implementation
[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 `test` is never used
[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 `run_all_searchers_average` is never used
[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: function `solution_depth_difficulty` is never used
[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 items `new` and `search` are never used
[INFO] [stdout]   --> src/blocksworld/test/problem_generators/solution_depth_difficulty.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl SolutionDepthSearcher {
[INFO] [stdout]    | -------------------------- associated items in this implementation
[INFO] [stdout] 23 |     pub fn new(start_world: World, max_difficulty: u8) -> SolutionDepthSearcher {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn search(mut self) -> Vec<(u8, World)> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `grid_size_difficulty` is never used
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.02s
[INFO] running `Command { std: "docker" "inspect" "bb67b938d032ba242bf7025f01a857c0845cebd406da77bbdd7826490245280a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb67b938d032ba242bf7025f01a857c0845cebd406da77bbdd7826490245280a", kill_on_drop: false }`
[INFO] [stdout] bb67b938d032ba242bf7025f01a857c0845cebd406da77bbdd7826490245280a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9325b040a8b6cb73d2ddeed2035deaa1e9e115df7a72039cb555e882c9e09dae
[INFO] running `Command { std: "docker" "start" "-a" "9325b040a8b6cb73d2ddeed2035deaa1e9e115df7a72039cb555e882c9e09dae", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling 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: method `latex_print` is never used
[INFO] [stdout]   --> src/blocksworld/world.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl World {
[INFO] [stdout]    | ---------- method in this implementation
[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 `test` is never used
[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 `run_all_searchers_average` is never used
[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: function `solution_depth_difficulty` is never used
[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 items `new` and `search` are never used
[INFO] [stdout]   --> src/blocksworld/test/problem_generators/solution_depth_difficulty.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl SolutionDepthSearcher {
[INFO] [stdout]    | -------------------------- associated items in this implementation
[INFO] [stdout] 23 |     pub fn new(start_world: World, max_difficulty: u8) -> SolutionDepthSearcher {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn search(mut self) -> Vec<(u8, World)> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `grid_size_difficulty` is never used
[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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "9325b040a8b6cb73d2ddeed2035deaa1e9e115df7a72039cb555e882c9e09dae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9325b040a8b6cb73d2ddeed2035deaa1e9e115df7a72039cb555e882c9e09dae", kill_on_drop: false }`
[INFO] [stdout] 9325b040a8b6cb73d2ddeed2035deaa1e9e115df7a72039cb555e882c9e09dae