[INFO] cloning repository https://github.com/hendrikcech/hashcode-2018-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hendrikcech/hashcode-2018-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhendrikcech%2Fhashcode-2018-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhendrikcech%2Fhashcode-2018-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b980b3bf0f26df3bbcede8bbe1baa55fa22e944e [INFO] testing hendrikcech/hashcode-2018-rust against 1.95.0 for beta-1.96-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhendrikcech%2Fhashcode-2018-rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/hendrikcech/hashcode-2018-rust [INFO] finished tweaking git repo https://github.com/hendrikcech/hashcode-2018-rust [INFO] tweaked toml for git repo https://github.com/hendrikcech/hashcode-2018-rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/hendrikcech/hashcode-2018-rust on toolchain 1.95.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/hendrikcech/hashcode-2018-rust 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cf237a102e66904a97e323170e6f6c2448910cc6823185917ae2a6e6f49e36d9 [INFO] running `Command { std: "docker" "start" "-a" "cf237a102e66904a97e323170e6f6c2448910cc6823185917ae2a6e6f49e36d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cf237a102e66904a97e323170e6f6c2448910cc6823185917ae2a6e6f49e36d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf237a102e66904a97e323170e6f6c2448910cc6823185917ae2a6e6f49e36d9", kill_on_drop: false }` [INFO] [stdout] cf237a102e66904a97e323170e6f6c2448910cc6823185917ae2a6e6f49e36d9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 12926fb5e89b2ce95cfba517431c78b57d200ad27e4300736ddada0d66999da6 [INFO] running `Command { std: "docker" "start" "-a" "12926fb5e89b2ce95cfba517431c78b57d200ad27e4300736ddada0d66999da6", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling hashcode2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/simulation.rs:24:21 [INFO] [stdout] | [INFO] [stdout] 24 | let mut vehicle = &mut self.vehicles[vehicle_id]; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/simulation.rs:25:21 [INFO] [stdout] | [INFO] [stdout] 25 | let mut ride = &mut self.rides[*ride_id]; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/solver.rs:52:21 [INFO] [stdout] | [INFO] [stdout] 52 | let mut ride = &mut self.rides[ride_id]; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `rows`, `cols`, and `n_rides` are never read [INFO] [stdout] --> src/model.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 23 | pub struct Problem { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 24 | pub rows: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] 25 | pub cols: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] 26 | pub n_vehicles: usize, [INFO] [stdout] 27 | pub n_rides: usize, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Problem` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.94s [INFO] running `Command { std: "docker" "inspect" "12926fb5e89b2ce95cfba517431c78b57d200ad27e4300736ddada0d66999da6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12926fb5e89b2ce95cfba517431c78b57d200ad27e4300736ddada0d66999da6", kill_on_drop: false }` [INFO] [stdout] 12926fb5e89b2ce95cfba517431c78b57d200ad27e4300736ddada0d66999da6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 04b0a8db00e93dd6a593a891781db89fa104ed37e265ade44bc193804e1c7ce0 [INFO] running `Command { std: "docker" "start" "-a" "04b0a8db00e93dd6a593a891781db89fa104ed37e265ade44bc193804e1c7ce0", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling hashcode2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:159:48 [INFO] [stdout] | [INFO] [stdout] 159 | let (score, errors) = simulation.score(assignment); [INFO] [stdout] | ----- ^^^^^^^^^^ expected `&[Vec]`, found `Vec>` [INFO] [stdout] | | [INFO] [stdout] | arguments to this method are incorrect [INFO] [stdout] | [INFO] [stdout] = note: expected reference `&[Vec]` [INFO] [stdout] found struct `Vec>` [INFO] [stdout] note: method defined here [INFO] [stdout] --> src/simulation.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn score(mut self, assignment: &[Vec]) -> (usize, Vec) { [INFO] [stdout] | ^^^^^ ------------------------- [INFO] [stdout] help: consider borrowing here [INFO] [stdout] | [INFO] [stdout] 159 | let (score, errors) = simulation.score(&assignment); [INFO] [stdout] | + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/simulation.rs:24:21 [INFO] [stdout] | [INFO] [stdout] 24 | let mut vehicle = &mut self.vehicles[vehicle_id]; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/simulation.rs:25:21 [INFO] [stdout] | [INFO] [stdout] 25 | let mut ride = &mut self.rides[*ride_id]; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/solver.rs:52:21 [INFO] [stdout] | [INFO] [stdout] 52 | let mut ride = &mut self.rides[ride_id]; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `hashcode2018` (bin "hashcode2018" test) due to 1 previous error; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "04b0a8db00e93dd6a593a891781db89fa104ed37e265ade44bc193804e1c7ce0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04b0a8db00e93dd6a593a891781db89fa104ed37e265ade44bc193804e1c7ce0", kill_on_drop: false }` [INFO] [stdout] 04b0a8db00e93dd6a593a891781db89fa104ed37e265ade44bc193804e1c7ce0