[INFO] cloning repository https://github.com/emilio/tic-tac-minimax [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emilio/tic-tac-minimax" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femilio%2Ftic-tac-minimax", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femilio%2Ftic-tac-minimax'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4b13e6171bb95538e09315f7050dc2ca99c28d5c [INFO] testing emilio/tic-tac-minimax against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femilio%2Ftic-tac-minimax" "/workspace/builds/worker-71/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-71/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/emilio/tic-tac-minimax on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/emilio/tic-tac-minimax [INFO] finished tweaking git repo https://github.com/emilio/tic-tac-minimax [INFO] tweaked toml for git repo https://github.com/emilio/tic-tac-minimax written to /workspace/builds/worker-71/source/Cargo.toml [INFO] crate git repo https://github.com/emilio/tic-tac-minimax already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c481294dafac26fa4c5ac07d8f288810abb26fe66a4d2a15ed6f56070ca2f183 [INFO] running `Command { std: "docker" "start" "-a" "c481294dafac26fa4c5ac07d8f288810abb26fe66a4d2a15ed6f56070ca2f183", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c481294dafac26fa4c5ac07d8f288810abb26fe66a4d2a15ed6f56070ca2f183", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c481294dafac26fa4c5ac07d8f288810abb26fe66a4d2a15ed6f56070ca2f183", kill_on_drop: false }` [INFO] [stdout] c481294dafac26fa4c5ac07d8f288810abb26fe66a4d2a15ed6f56070ca2f183 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 647b7976774bf6f0f75e7fbbd30b312d21b54c55b9607dc2007de5e93c9b24c4 [INFO] running `Command { std: "docker" "start" "-a" "647b7976774bf6f0f75e7fbbd30b312d21b54c55b9607dc2007de5e93c9b24c4", kill_on_drop: false }` [INFO] [stderr] Compiling pkg-config v0.3.9 [INFO] [stderr] Compiling libc v0.2.23 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling gio v0.5.0 [INFO] [stderr] Compiling cairo-rs v0.5.0 [INFO] [stderr] Compiling gdk-pixbuf v0.5.0 [INFO] [stderr] Compiling fragile v0.3.0 [INFO] [stderr] Compiling gdk v0.9.0 [INFO] [stderr] Compiling gtk v0.5.0 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling glib-sys v0.7.0 [INFO] [stderr] Compiling gobject-sys v0.7.0 [INFO] [stderr] Compiling gio-sys v0.7.0 [INFO] [stderr] Compiling cairo-sys-rs v0.7.0 [INFO] [stderr] Compiling gdk-pixbuf-sys v0.7.0 [INFO] [stderr] Compiling pango-sys v0.7.0 [INFO] [stderr] Compiling gdk-sys v0.7.0 [INFO] [stderr] Compiling atk-sys v0.7.0 [INFO] [stderr] Compiling gtk-sys v0.7.0 [INFO] [stderr] Compiling glib v0.6.0 [INFO] [stderr] Compiling pango v0.5.0 [INFO] [stderr] Compiling tic-tac-minimax v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/state.rs:86:31 [INFO] [stdout] | [INFO] [stdout] 86 | dest.write_char(' ')?;; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/minimax.rs:81:18 [INFO] [stdout] | [INFO] [stdout] 81 | Some(mut new_state) => new_state.take(), [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 04s [INFO] running `Command { std: "docker" "inspect" "647b7976774bf6f0f75e7fbbd30b312d21b54c55b9607dc2007de5e93c9b24c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "647b7976774bf6f0f75e7fbbd30b312d21b54c55b9607dc2007de5e93c9b24c4", kill_on_drop: false }` [INFO] [stdout] 647b7976774bf6f0f75e7fbbd30b312d21b54c55b9607dc2007de5e93c9b24c4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fe38f1daa84f3003ac4e5bd49f3948c7b97e6d345720c37c9ef710588951e4c1 [INFO] running `Command { std: "docker" "start" "-a" "fe38f1daa84f3003ac4e5bd49f3948c7b97e6d345720c37c9ef710588951e4c1", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling tic-tac-minimax v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/state.rs:86:31 [INFO] [stdout] | [INFO] [stdout] 86 | dest.write_char(' ')?;; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/minimax.rs:81:18 [INFO] [stdout] | [INFO] [stdout] 81 | Some(mut new_state) => new_state.take(), [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 8.56s [INFO] running `Command { std: "docker" "inspect" "fe38f1daa84f3003ac4e5bd49f3948c7b97e6d345720c37c9ef710588951e4c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe38f1daa84f3003ac4e5bd49f3948c7b97e6d345720c37c9ef710588951e4c1", kill_on_drop: false }` [INFO] [stdout] fe38f1daa84f3003ac4e5bd49f3948c7b97e6d345720c37c9ef710588951e4c1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 308220893cfa475914d799f1ee617b6cb8db8c979ba198c0267e453c5b326d4e [INFO] running `Command { std: "docker" "start" "-a" "308220893cfa475914d799f1ee617b6cb8db8c979ba198c0267e453c5b326d4e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/state.rs:86:31 [INFO] [stderr] | [INFO] [stderr] 86 | dest.write_char(' ')?;; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/minimax.rs:81:18 [INFO] [stderr] | [INFO] [stderr] 81 | Some(mut new_state) => new_state.take(), [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `tic-tac-minimax` (bin "tic-tac-minimax" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.76s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tic_tac_minimax-9784fdb62b755de7) [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" "308220893cfa475914d799f1ee617b6cb8db8c979ba198c0267e453c5b326d4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "308220893cfa475914d799f1ee617b6cb8db8c979ba198c0267e453c5b326d4e", kill_on_drop: false }` [INFO] [stdout] 308220893cfa475914d799f1ee617b6cb8db8c979ba198c0267e453c5b326d4e