[INFO] cloning repository https://github.com/Flickpink/mcts-tictactoe [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Flickpink/mcts-tictactoe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlickpink%2Fmcts-tictactoe", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlickpink%2Fmcts-tictactoe'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 162607dabcb04527a1c89c5927d1ae7114ce0aed [INFO] checking Flickpink/mcts-tictactoe against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlickpink%2Fmcts-tictactoe" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Flickpink/mcts-tictactoe on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Flickpink/mcts-tictactoe [INFO] finished tweaking git repo https://github.com/Flickpink/mcts-tictactoe [INFO] tweaked toml for git repo https://github.com/Flickpink/mcts-tictactoe written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Flickpink/mcts-tictactoe 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ordered-float v3.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 19bb17e4d1f6c60e0c81fd1a3c4953e5b6b62f78e462b2c8ea86adeed9dea311 [INFO] running `Command { std: "docker" "start" "-a" "19bb17e4d1f6c60e0c81fd1a3c4953e5b6b62f78e462b2c8ea86adeed9dea311", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "19bb17e4d1f6c60e0c81fd1a3c4953e5b6b62f78e462b2c8ea86adeed9dea311", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "19bb17e4d1f6c60e0c81fd1a3c4953e5b6b62f78e462b2c8ea86adeed9dea311", kill_on_drop: false }` [INFO] [stdout] 19bb17e4d1f6c60e0c81fd1a3c4953e5b6b62f78e462b2c8ea86adeed9dea311 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 81896eec9efd6a8c20598fbb006cea80176c3ded248e3239c1a9a65d16e738b8 [INFO] running `Command { std: "docker" "start" "-a" "81896eec9efd6a8c20598fbb006cea80176c3ded248e3239c1a9a65d16e738b8", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Checking getrandom v0.2.8 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking ordered-float v3.4.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking tictactoe v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Deref` [INFO] [stdout] --> src/mcts.rs:202:33 [INFO] [stdout] | [INFO] [stdout] 202 | use std::{ops::{Index,IndexMut, Deref}, f32::NEG_INFINITY}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `GameState` [INFO] [stdout] --> src/mcts.rs:204:24 [INFO] [stdout] | [INFO] [stdout] 204 | use crate::tictactoe::{GameState}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Deref` [INFO] [stdout] --> src/mcts.rs:202:33 [INFO] [stdout] | [INFO] [stdout] 202 | use std::{ops::{Index,IndexMut, Deref}, f32::NEG_INFINITY}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `GameState` [INFO] [stdout] --> src/mcts.rs:204:24 [INFO] [stdout] | [INFO] [stdout] 204 | use crate::tictactoe::{GameState}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_root` is never used [INFO] [stdout] --> src/mcts.rs:87:8 [INFO] [stdout] | [INFO] [stdout] 28 | impl Node { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 87 | fn is_root(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_root` is never used [INFO] [stdout] --> src/mcts.rs:87:8 [INFO] [stdout] | [INFO] [stdout] 28 | impl Node { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 87 | fn is_root(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arena`, `MCTS` [INFO] [stdout] --> src/bin.rs:2:20 [INFO] [stdout] | [INFO] [stdout] 2 | use tttlib::mcts::{Arena, MCTS, Node}; [INFO] [stdout] | ^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arena`, `MCTS` [INFO] [stdout] --> src/bin.rs:2:20 [INFO] [stdout] | [INFO] [stdout] 2 | use tttlib::mcts::{Arena, MCTS, Node}; [INFO] [stdout] | ^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/integration_tests.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | let mut arena: Arena> = Arena::new(); [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.50s [INFO] running `Command { std: "docker" "inspect" "81896eec9efd6a8c20598fbb006cea80176c3ded248e3239c1a9a65d16e738b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81896eec9efd6a8c20598fbb006cea80176c3ded248e3239c1a9a65d16e738b8", kill_on_drop: false }` [INFO] [stdout] 81896eec9efd6a8c20598fbb006cea80176c3ded248e3239c1a9a65d16e738b8 [INFO] checking Flickpink/mcts-tictactoe against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlickpink%2Fmcts-tictactoe" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Flickpink/mcts-tictactoe on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Flickpink/mcts-tictactoe [INFO] finished tweaking git repo https://github.com/Flickpink/mcts-tictactoe [INFO] tweaked toml for git repo https://github.com/Flickpink/mcts-tictactoe written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Flickpink/mcts-tictactoe 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 708770e7b294e8857ea8c963a65173c36c3bc167eb1e2f38832ee52f69c5f0ac [INFO] running `Command { std: "docker" "start" "-a" "708770e7b294e8857ea8c963a65173c36c3bc167eb1e2f38832ee52f69c5f0ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "708770e7b294e8857ea8c963a65173c36c3bc167eb1e2f38832ee52f69c5f0ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "708770e7b294e8857ea8c963a65173c36c3bc167eb1e2f38832ee52f69c5f0ac", kill_on_drop: false }` [INFO] [stdout] 708770e7b294e8857ea8c963a65173c36c3bc167eb1e2f38832ee52f69c5f0ac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f9c98d93b64f1e44af99cc4a8351430c935ad9ae43648b23c44fe1f2a00fcb08 [INFO] running `Command { std: "docker" "start" "-a" "f9c98d93b64f1e44af99cc4a8351430c935ad9ae43648b23c44fe1f2a00fcb08", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Compiling num-traits v0.2.15 [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 ordered-float v3.4.0 [INFO] [stderr] Checking tictactoe v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Deref` [INFO] [stdout] --> src/mcts.rs:202:33 [INFO] [stdout] | [INFO] [stdout] 202 | use std::{ops::{Index,IndexMut, Deref}, f32::NEG_INFINITY}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `GameState` [INFO] [stdout] --> src/mcts.rs:204:24 [INFO] [stdout] | [INFO] [stdout] 204 | use crate::tictactoe::{GameState}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Deref` [INFO] [stdout] --> src/mcts.rs:202:33 [INFO] [stdout] | [INFO] [stdout] 202 | use std::{ops::{Index,IndexMut, Deref}, f32::NEG_INFINITY}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `GameState` [INFO] [stdout] --> src/mcts.rs:204:24 [INFO] [stdout] | [INFO] [stdout] 204 | use crate::tictactoe::{GameState}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_root` is never used [INFO] [stdout] --> src/mcts.rs:87:8 [INFO] [stdout] | [INFO] [stdout] 28 | impl Node { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 87 | fn is_root(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_root` is never used [INFO] [stdout] --> src/mcts.rs:87:8 [INFO] [stdout] | [INFO] [stdout] 28 | impl Node { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 87 | fn is_root(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arena`, `MCTS` [INFO] [stdout] --> src/bin.rs:2:20 [INFO] [stdout] | [INFO] [stdout] 2 | use tttlib::mcts::{Arena, MCTS, Node}; [INFO] [stdout] | ^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/integration_tests.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | let mut arena: Arena> = Arena::new(); [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: unused imports: `Arena`, `MCTS` [INFO] [stdout] --> src/bin.rs:2:20 [INFO] [stdout] | [INFO] [stdout] 2 | use tttlib::mcts::{Arena, MCTS, Node}; [INFO] [stdout] | ^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.73s [INFO] running `Command { std: "docker" "inspect" "f9c98d93b64f1e44af99cc4a8351430c935ad9ae43648b23c44fe1f2a00fcb08", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9c98d93b64f1e44af99cc4a8351430c935ad9ae43648b23c44fe1f2a00fcb08", kill_on_drop: false }` [INFO] [stdout] f9c98d93b64f1e44af99cc4a8351430c935ad9ae43648b23c44fe1f2a00fcb08