[INFO] cloning repository https://github.com/andrewgazelka/rust_ai
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andrewgazelka/rust_ai" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewgazelka%2Frust_ai", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewgazelka%2Frust_ai'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7c8917579550a0c3fc3c378fe36ff48d299c82a9
[INFO] testing andrewgazelka/rust_ai against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewgazelka%2Frust_ai" "/workspace/builds/worker-30/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-30/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andrewgazelka/rust_ai on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/andrewgazelka/rust_ai
[INFO] finished tweaking git repo https://github.com/andrewgazelka/rust_ai
[INFO] tweaked toml for git repo https://github.com/andrewgazelka/rust_ai written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] crate git repo https://github.com/andrewgazelka/rust_ai already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c4d9e1118114466232fbfcfb7f67c17a9fa1ee0c7c04d9454fc0ad2ba8ecc20
[INFO] running `Command { std: "docker" "start" "-a" "0c4d9e1118114466232fbfcfb7f67c17a9fa1ee0c7c04d9454fc0ad2ba8ecc20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c4d9e1118114466232fbfcfb7f67c17a9fa1ee0c7c04d9454fc0ad2ba8ecc20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c4d9e1118114466232fbfcfb7f67c17a9fa1ee0c7c04d9454fc0ad2ba8ecc20", kill_on_drop: false }`
[INFO] [stdout] 0c4d9e1118114466232fbfcfb7f67c17a9fa1ee0c7c04d9454fc0ad2ba8ecc20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 670f3b5c576c8213f34f3ed9613609c5b36ae1a1dd25f7433ae86ebc0fe15592
[INFO] running `Command { std: "docker" "start" "-a" "670f3b5c576c8213f34f3ed9613609c5b36ae1a1dd25f7433ae86ebc0fe15592", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling rust-ai v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `to`
[INFO] [stdout]  --> src/search.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     to: T,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `step_cost`
[INFO] [stdout]   --> src/search.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     step_cost: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.15s
[INFO] running `Command { std: "docker" "inspect" "670f3b5c576c8213f34f3ed9613609c5b36ae1a1dd25f7433ae86ebc0fe15592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "670f3b5c576c8213f34f3ed9613609c5b36ae1a1dd25f7433ae86ebc0fe15592", kill_on_drop: false }`
[INFO] [stdout] 670f3b5c576c8213f34f3ed9613609c5b36ae1a1dd25f7433ae86ebc0fe15592
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b14ee7172761c583b461768c6c19edd711f75c7b946ae9543ad8abd91bf5505b
[INFO] running `Command { std: "docker" "start" "-a" "b14ee7172761c583b461768c6c19edd711f75c7b946ae9543ad8abd91bf5505b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-ai v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `to`
[INFO] [stdout]  --> src/search.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     to: T,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `step_cost`
[INFO] [stdout]   --> src/search.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     step_cost: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.38s
[INFO] running `Command { std: "docker" "inspect" "b14ee7172761c583b461768c6c19edd711f75c7b946ae9543ad8abd91bf5505b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b14ee7172761c583b461768c6c19edd711f75c7b946ae9543ad8abd91bf5505b", kill_on_drop: false }`
[INFO] [stdout] b14ee7172761c583b461768c6c19edd711f75c7b946ae9543ad8abd91bf5505b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5d8ac5e11705173a34f7589947dfbcc935936d329001c353cfb4f32d00e63fab
[INFO] running `Command { std: "docker" "start" "-a" "5d8ac5e11705173a34f7589947dfbcc935936d329001c353cfb4f32d00e63fab", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `to`
[INFO] [stderr]  --> src/search.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     to: T,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `step_cost`
[INFO] [stderr]   --> src/search.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     step_cost: i32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-ai` (bin "rust-ai" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_ai-2eb08cc990723f39)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5d8ac5e11705173a34f7589947dfbcc935936d329001c353cfb4f32d00e63fab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d8ac5e11705173a34f7589947dfbcc935936d329001c353cfb4f32d00e63fab", kill_on_drop: false }`
[INFO] [stdout] 5d8ac5e11705173a34f7589947dfbcc935936d329001c353cfb4f32d00e63fab