[INFO] cloning repository https://github.com/brianhliou/misty-flip-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-flip-jungle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrianhliou%2Fmisty-flip-jungle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrianhliou%2Fmisty-flip-jungle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 71582afe87df486984c10a7516dcc45d31524839
[INFO] checking brianhliou/misty-flip-jungle against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrianhliou%2Fmisty-flip-jungle" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/brianhliou/misty-flip-jungle
[INFO] finished tweaking git repo https://github.com/brianhliou/misty-flip-jungle
[INFO] tweaked toml for git repo https://github.com/brianhliou/misty-flip-jungle written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/brianhliou/misty-flip-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-flip-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-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 41cbb4bf466ca7614e4f301391169d0eef6526a224c7a44acf9818ce51c86d7d
[INFO] running `Command { std: "docker" "start" "41cbb4bf466ca7614e4f301391169d0eef6526a224c7a44acf9818ce51c86d7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41cbb4bf466ca7614e4f301391169d0eef6526a224c7a44acf9818ce51c86d7d", 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" "41cbb4bf466ca7614e4f301391169d0eef6526a224c7a44acf9818ce51c86d7d" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41cbb4bf466ca7614e4f301391169d0eef6526a224c7a44acf9818ce51c86d7d", 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" "41cbb4bf466ca7614e4f301391169d0eef6526a224c7a44acf9818ce51c86d7d" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.13.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.126
[INFO] [stderr]     Checking either v1.16.0
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.126
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling pyo3-build-config v0.29.0
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]    Compiling pyo3-ffi v0.29.0
[INFO] [stderr]    Compiling pyo3 v0.29.0
[INFO] [stderr]     Checking jungle-flip-engine v0.5.2 (/opt/rustwide/workdir/jungle-flip-engine)
[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-flip-wasm v0.5.1 (/opt/rustwide/workdir/jungle-flip-wasm)
[INFO] [stderr]     Checking jungle_flip_rust v0.1.0 (/opt/rustwide/workdir/jungle_flip_rust)
[INFO] [stdout] warning: constant `RES_RED` is never used
[INFO] [stdout]   --> jungle_flip_rust/src/engine.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const RES_RED: i16 = 0;
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RES_BLACK` is never used
[INFO] [stdout]   --> jungle_flip_rust/src/engine.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub const RES_BLACK: i16 = 1;
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `nodes` and `depth` are never read
[INFO] [stdout]     --> jungle_flip_rust/src/engine.rs:1018:9
[INFO] [stdout]      |
[INFO] [stdout] 1017 | pub struct SearchStats {
[INFO] [stdout]      |            ----------- fields in this struct
[INFO] [stdout] 1018 |     pub nodes: u64,
[INFO] [stdout]      |         ^^^^^
[INFO] [stdout] 1019 |     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] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `letter_to_code` is never used
[INFO] [stdout]     --> jungle_flip_rust/src/engine.rs:1118:8
[INFO] [stdout]      |
[INFO] [stdout] 1118 | pub fn letter_to_code(ch: u8) -> Option<i16> {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `square_to_uci` is never used
[INFO] [stdout]     --> jungle_flip_rust/src/engine.rs:1137:8
[INFO] [stdout]      |
[INFO] [stdout] 1137 | pub fn square_to_uci(i: usize) -> String {
[INFO] [stdout]      |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `move_to_uci` is never used
[INFO] [stdout]     --> jungle_flip_rust/src/engine.rs:1157:8
[INFO] [stdout]      |
[INFO] [stdout] 1157 | pub fn move_to_uci(m: (u8, u8)) -> String {
[INFO] [stdout]      |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `state_from_fen` is never used
[INFO] [stdout]     --> jungle_flip_rust/src/engine.rs:1173:8
[INFO] [stdout]      |
[INFO] [stdout] 1173 | pub fn state_from_fen(fen: &str) -> Option<Parsed> {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `state_of` is never used
[INFO] [stdout]     --> jungle_flip_rust/src/engine.rs:1305:8
[INFO] [stdout]      |
[INFO] [stdout] 1305 | pub fn state_of(p: &Parsed) -> State {
[INFO] [stdout]      |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `root_move_values` is never used
[INFO] [stdout]     --> jungle_flip_rust/src/engine.rs:1321:8
[INFO] [stdout]      |
[INFO] [stdout] 1321 | pub fn root_move_values(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RootAnalysisSession` is never constructed
[INFO] [stdout]     --> jungle_flip_rust/src/engine.rs:1403:12
[INFO] [stdout]      |
[INFO] [stdout] 1403 | 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_flip_rust/src/engine.rs:1422:12
[INFO] [stdout]      |
[INFO] [stdout] 1420 | impl RootAnalysisSession {
[INFO] [stdout]      | ------------------------ associated items in this implementation
[INFO] [stdout] 1421 |     #[allow(clippy::too_many_arguments)]
[INFO] [stdout] 1422 |     pub fn new(
[INFO] [stdout]      |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1457 |     pub fn advance(&mut self, node_budget: u64) -> Vec<(u8, u8, f64, i32)> {
[INFO] [stdout]      |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1540 |     pub fn depth(&self) -> i32 {
[INFO] [stdout]      |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1544 |     pub fn total_nodes(&self) -> u64 {
[INFO] [stdout]      |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1548 |     fn results(&self) -> Vec<(u8, u8, f64, i32)> {
[INFO] [stdout]      |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `root_orbit_key` is never used
[INFO] [stdout]     --> jungle_flip_rust/src/engine.rs:1559:4
[INFO] [stdout]      |
[INFO] [stdout] 1559 | fn root_orbit_key(st: &State, m: (u8, u8)) -> (u8, u8) {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> jungle_flip_rust/src/lib.rs:161:38
[INFO] [stdout]     |
[INFO] [stdout] 161 |     fn save_flat_db(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] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> jungle_flip_rust/src/lib.rs:173:38
[INFO] [stdout]     |
[INFO] [stdout] 173 |     fn load_flat_db(path: String) -> PyResult<usize> {
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RES_RED` is never used
[INFO] [stdout]   --> jungle_flip_rust/src/engine.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const RES_RED: i16 = 0;
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RES_BLACK` is never used
[INFO] [stdout]   --> jungle_flip_rust/src/engine.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub const RES_BLACK: i16 = 1;
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `square_to_uci` is never used
[INFO] [stdout]     --> jungle_flip_rust/src/engine.rs:1137:8
[INFO] [stdout]      |
[INFO] [stdout] 1137 | pub fn square_to_uci(i: usize) -> String {
[INFO] [stdout]      |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `move_to_uci` is never used
[INFO] [stdout]     --> jungle_flip_rust/src/engine.rs:1157:8
[INFO] [stdout]      |
[INFO] [stdout] 1157 | pub fn move_to_uci(m: (u8, u8)) -> String {
[INFO] [stdout]      |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `root_move_values` is never used
[INFO] [stdout]     --> jungle_flip_rust/src/engine.rs:1321:8
[INFO] [stdout]      |
[INFO] [stdout] 1321 | pub fn root_move_values(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jungle_flip_rust` (lib) due to 2 previous errors; 12 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> jungle_flip_rust/src/lib.rs:161:38
[INFO] [stdout]     |
[INFO] [stdout] 161 |     fn save_flat_db(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] [stdout] error: useless conversion to the same type: `PyErr`
[INFO] [stdout]    --> jungle_flip_rust/src/lib.rs:173:38
[INFO] [stdout]     |
[INFO] [stdout] 173 |     fn load_flat_db(path: String) -> PyResult<usize> {
[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] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jungle_flip_rust` (lib test) due to 2 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "41cbb4bf466ca7614e4f301391169d0eef6526a224c7a44acf9818ce51c86d7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41cbb4bf466ca7614e4f301391169d0eef6526a224c7a44acf9818ce51c86d7d", kill_on_drop: false }`
[INFO] [stdout] 41cbb4bf466ca7614e4f301391169d0eef6526a224c7a44acf9818ce51c86d7d
