[INFO] cloning repository https://github.com/ixora-0/caro-ai
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ixora-0/caro-ai" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fixora-0%2Fcaro-ai", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fixora-0%2Fcaro-ai'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 15c5a53296872c891ab474e30d14cc1d56d0c91d
[INFO] checking ixora-0/caro-ai against master#90384941aae4ea38de00e4702b50757e9b882a19 for pr-138340
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fixora-0%2Fcaro-ai" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ixora-0/caro-ai on toolchain 90384941aae4ea38de00e4702b50757e9b882a19
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+90384941aae4ea38de00e4702b50757e9b882a19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ixora-0/caro-ai
[INFO] finished tweaking git repo https://github.com/ixora-0/caro-ai
[INFO] tweaked toml for git repo https://github.com/ixora-0/caro-ai written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ixora-0/caro-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" "+90384941aae4ea38de00e4702b50757e9b882a19" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+90384941aae4ea38de00e4702b50757e9b882a19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bdd1695fda631a7378777e851efa2b9e4582415bdd7d2ca33767b51285d4214a
[INFO] running `Command { std: "docker" "start" "-a" "bdd1695fda631a7378777e851efa2b9e4582415bdd7d2ca33767b51285d4214a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdd1695fda631a7378777e851efa2b9e4582415bdd7d2ca33767b51285d4214a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdd1695fda631a7378777e851efa2b9e4582415bdd7d2ca33767b51285d4214a", kill_on_drop: false }`
[INFO] [stdout] bdd1695fda631a7378777e851efa2b9e4582415bdd7d2ca33767b51285d4214a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+90384941aae4ea38de00e4702b50757e9b882a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 292ad2f0662fb6f57b4f54d4246df88f93e93077ee1a58e95796758d2b3effcf
[INFO] running `Command { std: "docker" "start" "-a" "292ad2f0662fb6f57b4f54d4246df88f93e93077ee1a58e95796758d2b3effcf", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking radix_fmt v1.0.0
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking getrandom v0.2.8
[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 num-complex v0.4.3
[INFO] [stderr]     Checking uuid v1.3.0
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking caro-ai v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `FOUR_PATTERN2` is never used
[INFO] [stdout]   --> src/board/patterns.rs:40:7
[INFO] [stdout]    |
[INFO] [stdout] 40 | const FOUR_PATTERN2: BoardPattern<6> = BoardPattern {
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FOUR_PATTERN3` is never used
[INFO] [stdout]   --> src/board/patterns.rs:45:7
[INFO] [stdout]    |
[INFO] [stdout] 45 | const FOUR_PATTERN3: BoardPattern<6> = BoardPattern {
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FOUR_PATTERN4` is never used
[INFO] [stdout]   --> src/board/patterns.rs:50:7
[INFO] [stdout]    |
[INFO] [stdout] 50 | const FOUR_PATTERN4: BoardPattern<6> = BoardPattern {
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FOUR_PATTERN2` is never used
[INFO] [stdout]   --> src/board/patterns.rs:40:7
[INFO] [stdout]    |
[INFO] [stdout] 40 | const FOUR_PATTERN2: BoardPattern<6> = BoardPattern {
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FOUR_PATTERN3` is never used
[INFO] [stdout]   --> src/board/patterns.rs:45:7
[INFO] [stdout]    |
[INFO] [stdout] 45 | const FOUR_PATTERN3: BoardPattern<6> = BoardPattern {
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FOUR_PATTERN4` is never used
[INFO] [stdout]   --> src/board/patterns.rs:50:7
[INFO] [stdout]    |
[INFO] [stdout] 50 | const FOUR_PATTERN4: BoardPattern<6> = BoardPattern {
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.31s
[INFO] running `Command { std: "docker" "inspect" "292ad2f0662fb6f57b4f54d4246df88f93e93077ee1a58e95796758d2b3effcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "292ad2f0662fb6f57b4f54d4246df88f93e93077ee1a58e95796758d2b3effcf", kill_on_drop: false }`
[INFO] [stdout] 292ad2f0662fb6f57b4f54d4246df88f93e93077ee1a58e95796758d2b3effcf