[INFO] cloning repository https://github.com/iB1Jimbob/tic-tac-toe [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iB1Jimbob/tic-tac-toe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe/objects/info: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 1) [INFO] cloning repository https://github.com/iB1Jimbob/tic-tac-toe [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iB1Jimbob/tic-tac-toe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe'... [INFO] [stderr] error: unable to write symref for HEAD: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 2) [INFO] cloning repository https://github.com/iB1Jimbob/tic-tac-toe [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iB1Jimbob/tic-tac-toe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/push-to-checkout.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe/hooks/push-to-checkout.sample': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 3) [INFO] cloning repository https://github.com/iB1Jimbob/tic-tac-toe [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iB1Jimbob/tic-tac-toe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 4) [INFO] cloning repository https://github.com/iB1Jimbob/tic-tac-toe [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iB1Jimbob/tic-tac-toe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 5) [INFO] cloning repository https://github.com/iB1Jimbob/tic-tac-toe [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iB1Jimbob/tic-tac-toe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 6) [INFO] cloning repository https://github.com/iB1Jimbob/tic-tac-toe [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iB1Jimbob/tic-tac-toe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 7) [INFO] cloning repository https://github.com/iB1Jimbob/tic-tac-toe [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iB1Jimbob/tic-tac-toe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 8) [INFO] cloning repository https://github.com/iB1Jimbob/tic-tac-toe [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iB1Jimbob/tic-tac-toe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 9) [INFO] cloning repository https://github.com/iB1Jimbob/tic-tac-toe [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iB1Jimbob/tic-tac-toe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 10) [INFO] cloning repository https://github.com/iB1Jimbob/tic-tac-toe [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iB1Jimbob/tic-tac-toe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 11) [INFO] cloning repository https://github.com/iB1Jimbob/tic-tac-toe [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iB1Jimbob/tic-tac-toe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f4dafff9b5309af98b80caf4364a3a3b849b6805 [INFO] checking iB1Jimbob/tic-tac-toe against try#26ad8a85dc4eed299af809e52f278da81e284602 for pr-138458 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiB1Jimbob%2Ftic-tac-toe" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/iB1Jimbob/tic-tac-toe on toolchain 26ad8a85dc4eed299af809e52f278da81e284602 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+26ad8a85dc4eed299af809e52f278da81e284602" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/iB1Jimbob/tic-tac-toe [INFO] finished tweaking git repo https://github.com/iB1Jimbob/tic-tac-toe [INFO] tweaked toml for git repo https://github.com/iB1Jimbob/tic-tac-toe written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/iB1Jimbob/tic-tac-toe 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" "+26ad8a85dc4eed299af809e52f278da81e284602" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+26ad8a85dc4eed299af809e52f278da81e284602" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c63f62f3498342ea0285141fb12708eb37d3ccc910c9618034cb6155b0c8e259 [INFO] running `Command { std: "docker" "start" "-a" "c63f62f3498342ea0285141fb12708eb37d3ccc910c9618034cb6155b0c8e259", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c63f62f3498342ea0285141fb12708eb37d3ccc910c9618034cb6155b0c8e259", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c63f62f3498342ea0285141fb12708eb37d3ccc910c9618034cb6155b0c8e259", kill_on_drop: false }` [INFO] [stdout] c63f62f3498342ea0285141fb12708eb37d3ccc910c9618034cb6155b0c8e259 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+26ad8a85dc4eed299af809e52f278da81e284602" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c8fc71eb9e3895d40f4686fd3d95e519304eb75bdf73d7d0fc832ecc5eccf58d [INFO] running `Command { std: "docker" "start" "-a" "c8fc71eb9e3895d40f4686fd3d95e519304eb75bdf73d7d0fc832ecc5eccf58d", kill_on_drop: false }` [INFO] [stderr] Checking tic_tac_toe v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:45:17 [INFO] [stdout] | [INFO] [stdout] 45 | let mut best_move = find_best_move(game_field, ai_depth); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:45:17 [INFO] [stdout] | [INFO] [stdout] 45 | let mut best_move = find_best_move(game_field, ai_depth); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] running `Command { std: "docker" "inspect" "c8fc71eb9e3895d40f4686fd3d95e519304eb75bdf73d7d0fc832ecc5eccf58d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8fc71eb9e3895d40f4686fd3d95e519304eb75bdf73d7d0fc832ecc5eccf58d", kill_on_drop: false }` [INFO] [stdout] c8fc71eb9e3895d40f4686fd3d95e519304eb75bdf73d7d0fc832ecc5eccf58d