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[INFO] validating manifest of git repo https://github.com/RobJenks/simulated-annealing-optimisation on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "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-4-tc2/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 252f47aecafcbaedc8bf4df658142fd357e6999106025c5fe990942362d713e8 [INFO] running `Command { std: "docker" "start" "-a" "252f47aecafcbaedc8bf4df658142fd357e6999106025c5fe990942362d713e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "252f47aecafcbaedc8bf4df658142fd357e6999106025c5fe990942362d713e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "252f47aecafcbaedc8bf4df658142fd357e6999106025c5fe990942362d713e8", kill_on_drop: false }` [INFO] [stdout] 252f47aecafcbaedc8bf4df658142fd357e6999106025c5fe990942362d713e8 [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 -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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7393ef1c6dcc36aaf8a938d81cd194d954dde2983652d7287327c396570e12b5 [INFO] running `Command { std: "docker" "start" "-a" "7393ef1c6dcc36aaf8a938d81cd194d954dde2983652d7287327c396570e12b5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [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: `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: 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: `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: function `run_debug` is never used [INFO] [stdout] --> src/main.rs:17:4 [INFO] [stdout] | [INFO] [stdout] 17 | fn run_debug() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `command_receiver` is never read [INFO] [stdout] --> src/solver/mod.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct Solver [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 27 | command_receiver: Receiver, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/solver/command.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | Terminate(SolverId), [INFO] [stdout] | --------- ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 5 | Terminate(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Noop` is never constructed [INFO] [stdout] --> src/solver/command.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub enum Command { [INFO] [stdout] | ------- variant in this enum [INFO] [stdout] 4 | Noop, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `solver_id` is never read [INFO] [stdout] --> src/solver/result.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct SolverResult { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 4 | solver_id: SolverId, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_solver_id` is never used [INFO] [stdout] --> src/solver/result.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 8 | impl SolverResult { [INFO] [stdout] | ---------------------------------- method in this implementation [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 `Noop` is never constructed [INFO] [stdout] --> src/solver/signal.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum SolverSignal { [INFO] [stdout] | ------------ variant in this enum [INFO] [stdout] 5 | Noop, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SolverSignal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `shutdown_requested` and `terminate_solver_by_id` are never used [INFO] [stdout] --> src/system/mod.rs:61:8 [INFO] [stdout] | [INFO] [stdout] 32 | / impl System [INFO] [stdout] 33 | | where TState: 'static + State { [INFO] [stdout] | |_________________________________- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 61 | fn shutdown_requested(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 130 | fn terminate_solver_by_id(&mut self, solver_id: &SolverId) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_optimising_iteration_count` and `derive_state_cost` are never used [INFO] [stdout] --> src/system/solvable.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub trait Solvable : Send [INFO] [stdout] | -------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 16 | fn get_optimising_iteration_count(&self) -> usize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 22 | fn derive_state_cost(&self, state: &TState) -> StateCost; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_debug` is never used [INFO] [stdout] --> src/main.rs:17:4 [INFO] [stdout] | [INFO] [stdout] 17 | fn run_debug() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `command_receiver` is never read [INFO] [stdout] --> src/solver/mod.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct Solver [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 27 | command_receiver: Receiver, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/solver/command.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | Terminate(SolverId), [INFO] [stdout] | --------- ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 5 | Terminate(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Noop` is never constructed [INFO] [stdout] --> src/solver/command.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub enum Command { [INFO] [stdout] | ------- variant in this enum [INFO] [stdout] 4 | Noop, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `solver_id` is never read [INFO] [stdout] --> src/solver/result.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct SolverResult { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 4 | solver_id: SolverId, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_solver_id` is never used [INFO] [stdout] --> src/solver/result.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 8 | impl SolverResult { [INFO] [stdout] | ---------------------------------- method in this implementation [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 `Noop` is never constructed [INFO] [stdout] --> src/solver/signal.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum SolverSignal { [INFO] [stdout] | ------------ variant in this enum [INFO] [stdout] 5 | Noop, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SolverSignal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `shutdown_requested` and `terminate_solver_by_id` are never used [INFO] [stdout] --> src/system/mod.rs:61:8 [INFO] [stdout] | [INFO] [stdout] 32 | / impl System [INFO] [stdout] 33 | | where TState: 'static + State { [INFO] [stdout] | |_________________________________- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 61 | fn shutdown_requested(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 130 | fn terminate_solver_by_id(&mut self, solver_id: &SolverId) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_optimising_iteration_count` and `derive_state_cost` are never used [INFO] [stdout] --> src/system/solvable.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub trait Solvable : Send [INFO] [stdout] | -------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 16 | fn get_optimising_iteration_count(&self) -> usize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 22 | fn derive_state_cost(&self, state: &TState) -> StateCost; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/systems/salesman/city.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct TravellingSalesmanCity { [INFO] [stdout] | ---------------------- field in this struct [INFO] [stdout] 3 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TravellingSalesmanCity` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/systems/salesman/city.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct TravellingSalesmanCity { [INFO] [stdout] | ---------------------- field in this struct [INFO] [stdout] 3 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TravellingSalesmanCity` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [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: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 68 | let _ = output.send(SolverResult::new(id, state)); [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: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 68 | let _ = output.send(SolverResult::new(id, state)); [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 72 | let _ = self.signal_sender.send(SolverSignal::Complete(self.id)); [INFO] [stdout] | +++++++ [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/system/mod.rs:39:19 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn new(data: Box>) -> Self { [INFO] [stdout] | ------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 36 | let (solver_tx, solver_rx) = channel(); [INFO] [stdout] | --------- --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 39 | data: data.clone_dyn(), solvers: vec![], [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] 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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 72 | let _ = self.signal_sender.send(SolverSignal::Complete(self.id)); [INFO] [stdout] | +++++++ [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/system/mod.rs:39:19 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn new(data: Box>) -> Self { [INFO] [stdout] | ------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 36 | let (solver_tx, solver_rx) = channel(); [INFO] [stdout] | --------- --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 39 | data: data.clone_dyn(), solvers: vec![], [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; 23 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 23 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `simulated-annealing-optimisation` (bin "simulated-annealing-optimisation") due to 2 previous errors; 23 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `simulated-annealing-optimisation` (bin "simulated-annealing-optimisation" test) due to 2 previous errors; 23 warnings emitted [INFO] running `Command { std: "docker" "inspect" "7393ef1c6dcc36aaf8a938d81cd194d954dde2983652d7287327c396570e12b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7393ef1c6dcc36aaf8a938d81cd194d954dde2983652d7287327c396570e12b5", kill_on_drop: false }` [INFO] [stdout] 7393ef1c6dcc36aaf8a938d81cd194d954dde2983652d7287327c396570e12b5