[INFO] cloning repository https://github.com/Shadetheartist/bg_ai
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Shadetheartist/bg_ai" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShadetheartist%2Fbg_ai", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShadetheartist%2Fbg_ai'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 83d8a8ea2c990bbb21845b0cccb43e835d49f11f
[INFO] checking Shadetheartist/bg_ai against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShadetheartist%2Fbg_ai" "/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/Shadetheartist/bg_ai
[INFO] finished tweaking git repo https://github.com/Shadetheartist/bg_ai
[INFO] tweaked toml for git repo https://github.com/Shadetheartist/bg_ai written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Shadetheartist/bg_ai on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Shadetheartist/bg_ai 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 399a61b4d831cbb482193e4cf90e4418c0deb6069f87f8ab85a1bd653aa05a8b
[INFO] running `Command { std: "docker" "start" "-a" "399a61b4d831cbb482193e4cf90e4418c0deb6069f87f8ab85a1bd653aa05a8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "399a61b4d831cbb482193e4cf90e4418c0deb6069f87f8ab85a1bd653aa05a8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "399a61b4d831cbb482193e4cf90e4418c0deb6069f87f8ab85a1bd653aa05a8b", kill_on_drop: false }`
[INFO] [stdout] 399a61b4d831cbb482193e4cf90e4418c0deb6069f87f8ab85a1bd653aa05a8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c50d8639b104aa6e43ae969d5e0218a9c4d5b87ee383857e7b74b6961fe82cb5
[INFO] running `Command { std: "docker" "start" "-a" "c50d8639b104aa6e43ae969d5e0218a9c4d5b87ee383857e7b74b6961fe82cb5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.68
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking petgraph v0.6.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]     Checking bg_ai v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct `Agent` is never constructed
[INFO] [stdout]   --> src/ai/mcts.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct Agent<P: Player> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Agent` is never constructed
[INFO] [stdout]    --> src/ai/ismcts.rs:174:12
[INFO] [stdout]     |
[INFO] [stdout] 174 | pub struct Agent<P: Player> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Agent` is never constructed
[INFO] [stdout]   --> src/ai/mcts.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct Agent<P: Player> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Agent` is never constructed
[INFO] [stdout]    --> src/ai/ismcts.rs:174:12
[INFO] [stdout]     |
[INFO] [stdout] 174 | pub struct Agent<P: Player> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ai/game_tree/mod.rs:199:23
[INFO] [stdout]     |
[INFO] [stdout] 199 |     fn edge_to_parent(&self, node_idx: NodeIndex) -> Option<EdgeReference<GameTreeEdge<A>>> {
[INFO] [stdout]     |                       ^^^^^ the lifetime is elided here     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 199 |     fn edge_to_parent(&self, node_idx: NodeIndex) -> Option<EdgeReference<'_, GameTreeEdge<A>>> {
[INFO] [stdout]     |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ai/game_tree/mod.rs:199:23
[INFO] [stdout]     |
[INFO] [stdout] 199 |     fn edge_to_parent(&self, node_idx: NodeIndex) -> Option<EdgeReference<GameTreeEdge<A>>> {
[INFO] [stdout]     |                       ^^^^^ the lifetime is elided here     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 199 |     fn edge_to_parent(&self, node_idx: NodeIndex) -> Option<EdgeReference<'_, GameTreeEdge<A>>> {
[INFO] [stdout]     |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bg_ai` (lib) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `bg_ai` (lib test) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "c50d8639b104aa6e43ae969d5e0218a9c4d5b87ee383857e7b74b6961fe82cb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c50d8639b104aa6e43ae969d5e0218a9c4d5b87ee383857e7b74b6961fe82cb5", kill_on_drop: false }`
[INFO] [stdout] c50d8639b104aa6e43ae969d5e0218a9c4d5b87ee383857e7b74b6961fe82cb5
