[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#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlickpink%2Fmcts-tictactoe" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Flickpink/mcts-tictactoe on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "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-6-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a998d21e573912f1b0162eccec42b83b04d0209a11c09e56a3c586ade9543fe3 [INFO] running `Command { std: "docker" "start" "-a" "a998d21e573912f1b0162eccec42b83b04d0209a11c09e56a3c586ade9543fe3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a998d21e573912f1b0162eccec42b83b04d0209a11c09e56a3c586ade9543fe3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a998d21e573912f1b0162eccec42b83b04d0209a11c09e56a3c586ade9543fe3", kill_on_drop: false }` [INFO] [stdout] a998d21e573912f1b0162eccec42b83b04d0209a11c09e56a3c586ade9543fe3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3e187f1b466e8484900bbdc54cdbec0b1b729367d3ca508ad9e57f6c07db8dad [INFO] running `Command { std: "docker" "start" "-a" "3e187f1b466e8484900bbdc54cdbec0b1b729367d3ca508ad9e57f6c07db8dad", 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 ordered-float v3.4.0 [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: 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` and `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` and `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 1.11s [INFO] running `Command { std: "docker" "inspect" "3e187f1b466e8484900bbdc54cdbec0b1b729367d3ca508ad9e57f6c07db8dad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e187f1b466e8484900bbdc54cdbec0b1b729367d3ca508ad9e57f6c07db8dad", kill_on_drop: false }` [INFO] [stdout] 3e187f1b466e8484900bbdc54cdbec0b1b729367d3ca508ad9e57f6c07db8dad [INFO] checking Flickpink/mcts-tictactoe against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlickpink%2Fmcts-tictactoe" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Flickpink/mcts-tictactoe on toolchain f9935d29d867449445ee008640ccca1bf1ae0889 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "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-6-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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0575c497c883eb584e0c7f372f1c483b441a989bf9c9e1a2922bc5fd6980b495 [INFO] running `Command { std: "docker" "start" "-a" "0575c497c883eb584e0c7f372f1c483b441a989bf9c9e1a2922bc5fd6980b495", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0575c497c883eb584e0c7f372f1c483b441a989bf9c9e1a2922bc5fd6980b495", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0575c497c883eb584e0c7f372f1c483b441a989bf9c9e1a2922bc5fd6980b495", kill_on_drop: false }` [INFO] [stdout] 0575c497c883eb584e0c7f372f1c483b441a989bf9c9e1a2922bc5fd6980b495 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1745d6d8842b2033c10a9044e8f5daf88700c6c4d6c8c4915e76d12989ac4b6a [INFO] running `Command { std: "docker" "start" "-a" "1745d6d8842b2033c10a9044e8f5daf88700c6c4d6c8c4915e76d12989ac4b6a", 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 ordered-float v3.4.0 [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: 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] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/mcts.rs:122:25 [INFO] [stdout] | [INFO] [stdout] 121 | fn child_from_with_gamestate(&mut self, parent: usize, gs: T) { [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 122 | self.nodes.push(self[parent].new_child_with_gamestate(&self, gs)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/mcts.rs:122:25 [INFO] [stdout] | [INFO] [stdout] 121 | fn child_from_with_gamestate(&mut self, parent: usize, gs: T) { [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 122 | self.nodes.push(self[parent].new_child_with_gamestate(&self, gs)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tictactoe` (lib) due to 2 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `tictactoe` (lib test) due to 2 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "1745d6d8842b2033c10a9044e8f5daf88700c6c4d6c8c4915e76d12989ac4b6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1745d6d8842b2033c10a9044e8f5daf88700c6c4d6c8c4915e76d12989ac4b6a", kill_on_drop: false }` [INFO] [stdout] 1745d6d8842b2033c10a9044e8f5daf88700c6c4d6c8c4915e76d12989ac4b6a