[INFO] cloning repository https://github.com/olikr3/scf-pdp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/olikr3/scf-pdp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folikr3%2Fscf-pdp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folikr3%2Fscf-pdp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 446c18a30beda66bd440a736edd95a6daf9998d9
[INFO] checking olikr3/scf-pdp against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folikr3%2Fscf-pdp" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/olikr3/scf-pdp
[INFO] finished tweaking git repo https://github.com/olikr3/scf-pdp
[INFO] tweaked toml for git repo https://github.com/olikr3/scf-pdp written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/olikr3/scf-pdp on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/olikr3/scf-pdp 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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef19d0384a509b4f8c0e89c502b2e71a1f84baab27bd118cc9e7108337b91c3e
[INFO] running `Command { std: "docker" "start" "-a" "ef19d0384a509b4f8c0e89c502b2e71a1f84baab27bd118cc9e7108337b91c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef19d0384a509b4f8c0e89c502b2e71a1f84baab27bd118cc9e7108337b91c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef19d0384a509b4f8c0e89c502b2e71a1f84baab27bd118cc9e7108337b91c3e", kill_on_drop: false }`
[INFO] [stdout] ef19d0384a509b4f8c0e89c502b2e71a1f84baab27bd118cc9e7108337b91c3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03a239027223f37e64468f76e44a4c10527b20c505305c59e5209602d33ba22b
[INFO] running `Command { std: "docker" "start" "-a" "03a239027223f37e64468f76e44a4c10527b20c505305c59e5209602d33ba22b", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking scf-pdp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/deterministic.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Solver`
[INFO] [stdout]  --> src/beam_search.rs:2:33
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::{Instance, Solution, Solver};
[INFO] [stdout]   |                                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]  --> src/genetic.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::time::Instant;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Solution`
[INFO] [stdout]  --> src/ga_tuning.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{Instance, Solution, genetic::{GeneticAlgorithm, FairnessType}};
[INFO] [stdout]   |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Solution`
[INFO] [stdout]  --> src/aco_tuning.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{Instance, Solution, AntColony, Solver};
[INFO] [stdout]   |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/deterministic.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Solver`
[INFO] [stdout]  --> src/beam_search.rs:2:33
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::{Instance, Solution, Solver};
[INFO] [stdout]   |                                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]  --> src/genetic.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::time::Instant;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Solution`
[INFO] [stdout]  --> src/ga_tuning.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{Instance, Solution, genetic::{GeneticAlgorithm, FairnessType}};
[INFO] [stdout]   |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Solution`
[INFO] [stdout]  --> src/aco_tuning.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{Instance, Solution, AntColony, Solver};
[INFO] [stdout]   |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/random.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |         rng: &mut ThreadRng,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n_reqs`
[INFO] [stdout]   --> src/random.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let n_reqs = self.instance.n_reqs();
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_reqs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dist_matrix`
[INFO] [stdout]    --> src/beam_search.rs:105:60
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn generate_successors(&self, state: &PartialSolution, dist_matrix: &[Vec<usize>]) -> Vec<PartialSolution> {
[INFO] [stdout]     |                                                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dist_matrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dist_matrix`
[INFO] [stdout]    --> src/beam_search.rs:318:64
[INFO] [stdout]     |
[INFO] [stdout] 318 |     fn best_complete_solution(&self, beam: &[PartialSolution], dist_matrix: &[Vec<usize>]) -> Option<Solution> {
[INFO] [stdout]     |                                                                ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dist_matrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/random.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |         rng: &mut ThreadRng,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n_reqs`
[INFO] [stdout]   --> src/random.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let n_reqs = self.instance.n_reqs();
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_reqs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vnd`
[INFO] [stdout]    --> src/grasp.rs:124:13
[INFO] [stdout]     |
[INFO] [stdout] 124 |         let vnd = VND::new(self.instance, neighborhoods.clone())
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_vnd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dist_matrix`
[INFO] [stdout]    --> src/beam_search.rs:105:60
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn generate_successors(&self, state: &PartialSolution, dist_matrix: &[Vec<usize>]) -> Vec<PartialSolution> {
[INFO] [stdout]     |                                                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dist_matrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dist_matrix`
[INFO] [stdout]    --> src/beam_search.rs:318:64
[INFO] [stdout]     |
[INFO] [stdout] 318 |     fn best_complete_solution(&self, beam: &[PartialSolution], dist_matrix: &[Vec<usize>]) -> Option<Solution> {
[INFO] [stdout]     |                                                                ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dist_matrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `weights` is never read
[INFO] [stdout]    --> src/aco.rs:192:31
[INFO] [stdout]     |
[INFO] [stdout] 192 |             let mut weights = Vec::new();
[INFO] [stdout]     |                               ^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 259 |             weights = candidates.iter().map(|(_, w, _)| *w).collect();
[INFO] [stdout]     |             ------- `weights` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `PickupIndex` is never constructed
[INFO] [stdout]   --> src/instance.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct PickupIndex(usize);
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `DropoffIndex` is never constructed
[INFO] [stdout]   --> src/instance.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct DropoffIndex(usize);
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `objective` is never used
[INFO] [stdout]    --> src/genetic.rs:180:4
[INFO] [stdout]     |
[INFO] [stdout] 180 | fn objective(solution: &Solution, fairness: FairnessType) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `alpha` is never read
[INFO] [stdout]   --> src/ga_tuning.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub struct SimpleRacing {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 74 |     alpha: f64,            // Significance level for statistical test
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `alpha` is never read
[INFO] [stdout]    --> src/aco_tuning.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout]  97 | pub struct ACORacing {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 102 |     alpha: f64,            // Significance level for statistical test
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vnd`
[INFO] [stdout]    --> src/grasp.rs:124:13
[INFO] [stdout]     |
[INFO] [stdout] 124 |         let vnd = VND::new(self.instance, neighborhoods.clone())
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_vnd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `scf-pdp` (lib) due to 2 previous errors; 14 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: value assigned to `weights` is never read
[INFO] [stdout]    --> src/aco.rs:192:31
[INFO] [stdout]     |
[INFO] [stdout] 192 |             let mut weights = Vec::new();
[INFO] [stdout]     |                               ^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 259 |             weights = candidates.iter().map(|(_, w, _)| *w).collect();
[INFO] [stdout]     |             ------- `weights` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `PickupIndex` is never constructed
[INFO] [stdout]   --> src/instance.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct PickupIndex(usize);
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `DropoffIndex` is never constructed
[INFO] [stdout]   --> src/instance.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct DropoffIndex(usize);
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `objective` is never used
[INFO] [stdout]    --> src/genetic.rs:180:4
[INFO] [stdout]     |
[INFO] [stdout] 180 | fn objective(solution: &Solution, fairness: FairnessType) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `alpha` is never read
[INFO] [stdout]   --> src/ga_tuning.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub struct SimpleRacing {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 74 |     alpha: f64,            // Significance level for statistical test
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `alpha` is never read
[INFO] [stdout]    --> src/aco_tuning.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout]  97 | pub struct ACORacing {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 102 |     alpha: f64,            // Significance level for statistical test
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `scf-pdp` (lib test) due to 2 previous errors; 14 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "03a239027223f37e64468f76e44a4c10527b20c505305c59e5209602d33ba22b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03a239027223f37e64468f76e44a4c10527b20c505305c59e5209602d33ba22b", kill_on_drop: false }`
[INFO] [stdout] 03a239027223f37e64468f76e44a4c10527b20c505305c59e5209602d33ba22b
