[INFO] cloning repository https://github.com/brianhliou/misty-jungle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brianhliou/misty-jungle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrianhliou%2Fmisty-jungle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrianhliou%2Fmisty-jungle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5717f7f8db386a0ec38ec73c1df58920beb32591
[INFO] checking brianhliou/misty-jungle against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrianhliou%2Fmisty-jungle" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/brianhliou/misty-jungle
[INFO] finished tweaking git repo https://github.com/brianhliou/misty-jungle
[INFO] tweaked toml for git repo https://github.com/brianhliou/misty-jungle written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/brianhliou/misty-jungle on toolchain 52995a223f2919dd3e2e427231db90a257350ded
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/brianhliou/misty-jungle 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" "+52995a223f2919dd3e2e427231db90a257350ded" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7e1c555a6b7fab212ecca9aefd6b1b7185ed6ebe6ddf37d07f38a86a7ad5ef58
[INFO] running `Command { std: "docker" "start" "7e1c555a6b7fab212ecca9aefd6b1b7185ed6ebe6ddf37d07f38a86a7ad5ef58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e1c555a6b7fab212ecca9aefd6b1b7185ed6ebe6ddf37d07f38a86a7ad5ef58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7e1c555a6b7fab212ecca9aefd6b1b7185ed6ebe6ddf37d07f38a86a7ad5ef58" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e1c555a6b7fab212ecca9aefd6b1b7185ed6ebe6ddf37d07f38a86a7ad5ef58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7e1c555a6b7fab212ecca9aefd6b1b7185ed6ebe6ddf37d07f38a86a7ad5ef58" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.46
[INFO] [stderr]    Compiling target-lexicon v0.13.5
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.126
[INFO] [stderr]    Compiling bumpalo v3.20.3
[INFO] [stderr]    Compiling wasm-bindgen v0.2.126
[INFO] [stderr]     Checking jungle-engine v0.0.6 (/opt/rustwide/workdir/jungle-engine)
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]    Compiling pyo3-build-config v0.29.0
[INFO] [stderr]    Compiling pyo3-ffi v0.29.0
[INFO] [stderr]    Compiling pyo3 v0.29.0
[INFO] [stderr]    Compiling pyo3-macros-backend v0.29.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.126
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.126
[INFO] [stderr]    Compiling pyo3-macros v0.29.0
[INFO] [stderr]     Checking jungle-wasm v0.0.2 (/opt/rustwide/workdir/jungle-wasm)
[INFO] [stderr]     Checking jungle_rust v0.0.1 (/opt/rustwide/workdir/jungle_rust)
[INFO] [stdout] warning: fields `nodes` and `depth` are never read
[INFO] [stdout]    --> jungle_rust/src/engine.rs:950:9
[INFO] [stdout]     |
[INFO] [stdout] 949 | pub struct SearchStats {
[INFO] [stdout]     |            ----------- fields in this struct
[INFO] [stdout] 950 |     pub nodes: u64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 951 |     pub depth: i32,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SearchStats` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `root_move_values` is never used
[INFO] [stdout]     --> jungle_rust/src/engine.rs:1090:8
[INFO] [stdout]      |
[INFO] [stdout] 1090 | pub fn root_move_values(p: &Parsed, node_budget: u64, time_ms: u64) -> Vec<(u8, u8, i32, i32)> {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RootAnalysisSession` is never constructed
[INFO] [stdout]     --> jungle_rust/src/engine.rs:1099:12
[INFO] [stdout]      |
[INFO] [stdout] 1099 | pub struct RootAnalysisSession {
[INFO] [stdout]      |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `advance`, `depth`, `total_nodes`, and `results` are never used
[INFO] [stdout]     --> jungle_rust/src/engine.rs:1113:12
[INFO] [stdout]      |
[INFO] [stdout] 1112 | impl RootAnalysisSession {
[INFO] [stdout]      | ------------------------ associated items in this implementation
[INFO] [stdout] 1113 |     pub fn new(p: Parsed, time_ms: u64) -> Self {
[INFO] [stdout]      |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1142 |     pub fn advance(&mut self, node_budget: u64) -> Vec<(u8, u8, i32, i32)> {
[INFO] [stdout]      |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1237 |     pub fn depth(&self) -> i32 {
[INFO] [stdout]      |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1241 |     pub fn total_nodes(&self) -> u64 {
[INFO] [stdout]      |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1245 |     fn results(&self) -> Vec<(u8, u8, i32, i32)> {
[INFO] [stdout]      |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_set_retro` is never used
[INFO] [stdout]     --> jungle_rust/src/engine.rs:1416:8
[INFO] [stdout]      |
[INFO] [stdout] 1416 | pub fn solve_set_retro(pieces: &[u8], store: &HashMap<Vec<u8>, Vec<u8>>) -> Vec<u8> {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> jungle_rust/src/lib.rs:234:37
[INFO] [stdout]     |
[INFO] [stdout] 234 |     fn save(&self, path: String) -> PyResult<()> {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jungle_rust` (lib) due to 1 previous error; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: fields `nodes` and `depth` are never read
[INFO] [stdout]    --> jungle_rust/src/engine.rs:950:9
[INFO] [stdout]     |
[INFO] [stdout] 949 | pub struct SearchStats {
[INFO] [stdout]     |            ----------- fields in this struct
[INFO] [stdout] 950 |     pub nodes: u64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 951 |     pub depth: i32,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SearchStats` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `root_move_values` is never used
[INFO] [stdout]     --> jungle_rust/src/engine.rs:1090:8
[INFO] [stdout]      |
[INFO] [stdout] 1090 | pub fn root_move_values(p: &Parsed, node_budget: u64, time_ms: u64) -> Vec<(u8, u8, i32, i32)> {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> jungle_rust/src/lib.rs:234:37
[INFO] [stdout]     |
[INFO] [stdout] 234 |     fn save(&self, path: String) -> PyResult<()> {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jungle_rust` (lib test) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "7e1c555a6b7fab212ecca9aefd6b1b7185ed6ebe6ddf37d07f38a86a7ad5ef58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e1c555a6b7fab212ecca9aefd6b1b7185ed6ebe6ddf37d07f38a86a7ad5ef58", kill_on_drop: false }`
[INFO] [stdout] 7e1c555a6b7fab212ecca9aefd6b1b7185ed6ebe6ddf37d07f38a86a7ad5ef58
