[INFO] cloning repository https://github.com/RobJenks/simulated-annealing-optimisation [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RobJenks/simulated-annealing-optimisation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobJenks%2Fsimulated-annealing-optimisation", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobJenks%2Fsimulated-annealing-optimisation'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6aa4b3c9f41a48a3fcbca4f3713715a127f74e1d [INFO] checking RobJenks/simulated-annealing-optimisation against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobJenks%2Fsimulated-annealing-optimisation" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/RobJenks/simulated-annealing-optimisation on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/RobJenks/simulated-annealing-optimisation [INFO] finished tweaking git repo https://github.com/RobJenks/simulated-annealing-optimisation [INFO] tweaked toml for git repo https://github.com/RobJenks/simulated-annealing-optimisation written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/RobJenks/simulated-annealing-optimisation already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cd23d01904ecb79d8b3c5b46a7bd470884174ccd0faac73cc7b1d1aecd3f9ace [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "cd23d01904ecb79d8b3c5b46a7bd470884174ccd0faac73cc7b1d1aecd3f9ace", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cd23d01904ecb79d8b3c5b46a7bd470884174ccd0faac73cc7b1d1aecd3f9ace", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd23d01904ecb79d8b3c5b46a7bd470884174ccd0faac73cc7b1d1aecd3f9ace", kill_on_drop: false }` [INFO] [stdout] cd23d01904ecb79d8b3c5b46a7bd470884174ccd0faac73cc7b1d1aecd3f9ace [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c5b4ccb3975b1a2d307ba80553d8963f30ed4d7807ade1bc1879f15758061cc0 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c5b4ccb3975b1a2d307ba80553d8963f30ed4d7807ade1bc1879f15758061cc0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking simulated-annealing-optimisation v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::sync::mpsc::channel` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::sync::mpsc::channel; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/solver/mod.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::base::*` [INFO] [stdout] --> src/system/state.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::base::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::system::solvable::Solvable` [INFO] [stdout] --> src/system/state.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::system::solvable::Solvable; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::BorrowMut` [INFO] [stdout] --> src/system/mod.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::borrow::BorrowMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Rng` [INFO] [stdout] --> src/systems/debug/state.rs:1:18 [INFO] [stdout] | [INFO] [stdout] 1 | use rand::{self, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::mpsc::channel` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::sync::mpsc::channel; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::base::*` [INFO] [stdout] --> src/systems/debug/state.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::base::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::system::solvable::Solvable` [INFO] [stdout] --> src/systems/debug/state.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::system::solvable::Solvable; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::mpsc::channel` [INFO] [stdout] --> src/systems/debug/state.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::sync::mpsc::channel; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/solver/mod.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::system::state::State` [INFO] [stdout] --> src/systems/salesman/solvable.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::system::state::State; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::base::*` [INFO] [stdout] --> src/system/state.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::base::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::system::solvable::Solvable` [INFO] [stdout] --> src/system/state.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::system::solvable::Solvable; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::BorrowMut` [INFO] [stdout] --> src/system/mod.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::borrow::BorrowMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Rng` [INFO] [stdout] --> src/systems/debug/state.rs:1:18 [INFO] [stdout] | [INFO] [stdout] 1 | use rand::{self, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::base::*` [INFO] [stdout] --> src/systems/debug/state.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::base::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::system::solvable::Solvable` [INFO] [stdout] --> src/systems/debug/state.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::system::solvable::Solvable; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::mpsc::channel` [INFO] [stdout] --> src/systems/debug/state.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::sync::mpsc::channel; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::system::state::State` [INFO] [stdout] --> src/systems/salesman/solvable.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::system::state::State; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Noop` [INFO] [stdout] --> src/solver/command.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | Noop, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `solver_id` [INFO] [stdout] --> src/solver/result.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | solver_id: SolverId, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_solver_id` [INFO] [stdout] --> src/solver/result.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn get_solver_id(&self) -> SolverId { self.solver_id } [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Noop` [INFO] [stdout] --> src/solver/signal.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | Noop, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `command_receiver` [INFO] [stdout] --> src/solver/mod.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | command_receiver: Receiver, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `shutdown_requested` [INFO] [stdout] --> src/system/mod.rs:61:8 [INFO] [stdout] | [INFO] [stdout] 61 | fn shutdown_requested(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `terminate_solver_by_id` [INFO] [stdout] --> src/system/mod.rs:130:8 [INFO] [stdout] | [INFO] [stdout] 130 | fn terminate_solver_by_id(&mut self, solver_id: &SolverId) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_debug` [INFO] [stdout] --> src/main.rs:17:4 [INFO] [stdout] | [INFO] [stdout] 17 | fn run_debug() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Noop` [INFO] [stdout] --> src/solver/command.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | Noop, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `solver_id` [INFO] [stdout] --> src/solver/result.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | solver_id: SolverId, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_solver_id` [INFO] [stdout] --> src/solver/result.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn get_solver_id(&self) -> SolverId { self.solver_id } [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Noop` [INFO] [stdout] --> src/solver/signal.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | Noop, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `command_receiver` [INFO] [stdout] --> src/solver/mod.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | command_receiver: Receiver, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `shutdown_requested` [INFO] [stdout] --> src/system/mod.rs:61:8 [INFO] [stdout] | [INFO] [stdout] 61 | fn shutdown_requested(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `terminate_solver_by_id` [INFO] [stdout] --> src/system/mod.rs:130:8 [INFO] [stdout] | [INFO] [stdout] 130 | fn terminate_solver_by_id(&mut self, solver_id: &SolverId) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_debug` [INFO] [stdout] --> src/main.rs:17:4 [INFO] [stdout] | [INFO] [stdout] 17 | fn run_debug() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/solver/mod.rs:68:13 [INFO] [stdout] | [INFO] [stdout] 68 | output.send(SolverResult::new(id, state)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/solver/mod.rs:68:13 [INFO] [stdout] | [INFO] [stdout] 68 | output.send(SolverResult::new(id, state)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/solver/mod.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | self.signal_sender.send(SolverSignal::Complete(self.id)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/solver/mod.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | self.signal_sender.send(SolverSignal::Complete(self.id)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.66s [INFO] running `Command { std: "docker" "inspect" "c5b4ccb3975b1a2d307ba80553d8963f30ed4d7807ade1bc1879f15758061cc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5b4ccb3975b1a2d307ba80553d8963f30ed4d7807ade1bc1879f15758061cc0", kill_on_drop: false }` [INFO] [stdout] c5b4ccb3975b1a2d307ba80553d8963f30ed4d7807ade1bc1879f15758061cc0