[INFO] cloning repository https://github.com/MoWeeeZ/kalah-agent-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MoWeeeZ/kalah-agent-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoWeeeZ%2Fkalah-agent-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoWeeeZ%2Fkalah-agent-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 21a0fa852fc35558987025ec30eccf18ba2a6952
[INFO] checking MoWeeeZ/kalah-agent-rs against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoWeeeZ%2Fkalah-agent-rs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MoWeeeZ/kalah-agent-rs
[INFO] finished tweaking git repo https://github.com/MoWeeeZ/kalah-agent-rs
[INFO] tweaked toml for git repo https://github.com/MoWeeeZ/kalah-agent-rs written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MoWeeeZ/kalah-agent-rs on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/MoWeeeZ/kalah-agent-rs 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e99a80285b57e2dded28c488a2d0c1b067366b6b242a3265fb2d961145ea349
[INFO] running `Command { std: "docker" "start" "-a" "0e99a80285b57e2dded28c488a2d0c1b067366b6b242a3265fb2d961145ea349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e99a80285b57e2dded28c488a2d0c1b067366b6b242a3265fb2d961145ea349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e99a80285b57e2dded28c488a2d0c1b067366b6b242a3265fb2d961145ea349", kill_on_drop: false }`
[INFO] [stdout] 0e99a80285b57e2dded28c488a2d0c1b067366b6b242a3265fb2d961145ea349
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ea9f836ec1b7c2a55b912a28d58dedd834d5d9190a9c56e08833e7973711bdf
[INFO] running `Command { std: "docker" "start" "-a" "3ea9f836ec1b7c2a55b912a28d58dedd834d5d9190a9c56e08833e7973711bdf", kill_on_drop: false }`
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking kalah v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `first_move_agent::FirstMoveAgent`
[INFO] [stdout]  --> src/agent/mod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use first_move_agent::FirstMoveAgent;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `random_agent::RandomAgent`
[INFO] [stdout]  --> src/agent/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use random_agent::RandomAgent;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Valuation`
[INFO] [stdout]  --> src/kalah/mod.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use valuation::{Valuation, ValuationFn};
[INFO] [stdout]   |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `minimax_agent::MinimaxAgent`
[INFO] [stdout]  --> src/minimax/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use minimax_agent::MinimaxAgent;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `minimax_agent::MinimaxAgent`
[INFO] [stdout]  --> src/minimax_reference/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use minimax_agent::MinimaxAgent;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pvs_agent::PVSAgent`
[INFO] [stdout]  --> src/pvs/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use pvs_agent::PVSAgent;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `first_move_agent::FirstMoveAgent`
[INFO] [stdout]  --> src/agent/mod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use first_move_agent::FirstMoveAgent;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `random_agent::RandomAgent`
[INFO] [stdout]  --> src/agent/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use random_agent::RandomAgent;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Valuation`
[INFO] [stdout]  --> src/kalah/mod.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use valuation::{Valuation, ValuationFn};
[INFO] [stdout]   |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `minimax_agent::MinimaxAgent`
[INFO] [stdout]  --> src/minimax/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use minimax_agent::MinimaxAgent;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `minimax_agent::MinimaxAgent`
[INFO] [stdout]  --> src/minimax_reference/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use minimax_agent::MinimaxAgent;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pvs_agent::PVSAgent`
[INFO] [stdout]  --> src/pvs/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use pvs_agent::PVSAgent;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Ponder` is never constructed
[INFO] [stdout]  --> src/agent/_agent.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum AgentState {
[INFO] [stdout]   |          ---------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 7 |     Ponder,  // agent pondering next move while waiting for opponent
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `AgentState` has derived impls for the traits `Clone` and `Debug`, 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: methods `ponder` and `is_reference` are never used
[INFO] [stdout]   --> src/agent/_agent.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub trait Agent {
[INFO] [stdout]    |           ----- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn ponder(&mut self);
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 18 |
[INFO] [stdout] 19 |     fn is_reference(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/pvs/search.rs:79:17
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn iter(&self) -> std::slice::Iter<Move> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn iter(&self) -> std::slice::Iter<'_, Move> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Ponder` is never constructed
[INFO] [stdout]  --> src/agent/_agent.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum AgentState {
[INFO] [stdout]   |          ---------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 7 |     Ponder,  // agent pondering next move while waiting for opponent
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `AgentState` has derived impls for the traits `Clone` and `Debug`, 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: methods `ponder` and `is_reference` are never used
[INFO] [stdout]   --> src/agent/_agent.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub trait Agent {
[INFO] [stdout]    |           ----- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn ponder(&mut self);
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 18 |
[INFO] [stdout] 19 |     fn is_reference(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/pvs/search.rs:79:17
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn iter(&self) -> std::slice::Iter<Move> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn iter(&self) -> std::slice::Iter<'_, Move> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.31s
[INFO] running `Command { std: "docker" "inspect" "3ea9f836ec1b7c2a55b912a28d58dedd834d5d9190a9c56e08833e7973711bdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ea9f836ec1b7c2a55b912a28d58dedd834d5d9190a9c56e08833e7973711bdf", kill_on_drop: false }`
[INFO] [stdout] 3ea9f836ec1b7c2a55b912a28d58dedd834d5d9190a9c56e08833e7973711bdf
