[INFO] cloning repository https://github.com/tweedegolf/hashcode2021 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tweedegolf/hashcode2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftweedegolf%2Fhashcode2021", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftweedegolf%2Fhashcode2021'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ced22fcb20c61fb2b3f7f863402f13b6666c404c [INFO] testing tweedegolf/hashcode2021 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftweedegolf%2Fhashcode2021" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tweedegolf/hashcode2021 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tweedegolf/hashcode2021 [INFO] finished tweaking git repo https://github.com/tweedegolf/hashcode2021 [INFO] tweaked toml for git repo https://github.com/tweedegolf/hashcode2021 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/tweedegolf/hashcode2021 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a6ac4b52ba1c08627ab47d132dc982e0227e517517f95bfd630e23d507db00d9 [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" "a6ac4b52ba1c08627ab47d132dc982e0227e517517f95bfd630e23d507db00d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a6ac4b52ba1c08627ab47d132dc982e0227e517517f95bfd630e23d507db00d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6ac4b52ba1c08627ab47d132dc982e0227e517517f95bfd630e23d507db00d9", kill_on_drop: false }` [INFO] [stdout] a6ac4b52ba1c08627ab47d132dc982e0227e517517f95bfd630e23d507db00d9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0c11e74717eab70851c81b86b70887a7862b96e8721bb7e859005ca61c1f5ad5 [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" "0c11e74717eab70851c81b86b70887a7862b96e8721bb7e859005ca61c1f5ad5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.86 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling itertools v0.10.0 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling hashcode2021 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `LightPeriod`, `read_problem` [INFO] [stdout] --> src/write_solution.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::{read_problem, Problem, Solution, LightPeriod}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashSet` [INFO] [stdout] --> src/street_count.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::HashSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::seq::IteratorRandom` [INFO] [stdout] --> src/street_count.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::seq::IteratorRandom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/street_count.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cmp` [INFO] [stdout] --> src/street_count.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::cmp; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/street_count.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/street_count.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let mut rng = rand::thread_rng(); [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: function is never used: `solve` [INFO] [stdout] --> src/baseline.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn solve(problem: &Problem) -> Solution { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `solve` [INFO] [stdout] --> src/ignore_unused.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn solve(problem: &Problem) -> Solution { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `score` [INFO] [stdout] --> src/score.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn score(problem: &crate::Problem, solution: &crate::Solution) -> usize { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_active_street` [INFO] [stdout] --> src/score.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn get_active_street(schedule: &Vec, current_time: usize) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `step` [INFO] [stdout] --> src/score.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn step(problem: &crate::Problem, solution: &crate::Solution, current_time: usize, queue: &mut Vec>>... [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `solve` [INFO] [stdout] --> src/random.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn solve(problem: &Problem) -> Solution { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `b` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | b: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.63s [INFO] running `Command { std: "docker" "inspect" "0c11e74717eab70851c81b86b70887a7862b96e8721bb7e859005ca61c1f5ad5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c11e74717eab70851c81b86b70887a7862b96e8721bb7e859005ca61c1f5ad5", kill_on_drop: false }` [INFO] [stdout] 0c11e74717eab70851c81b86b70887a7862b96e8721bb7e859005ca61c1f5ad5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 86a0073d6dd13356472c54e10cdbf11a1834bf8dbbb5a2eda88c2ea93874574e [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" "86a0073d6dd13356472c54e10cdbf11a1834bf8dbbb5a2eda88c2ea93874574e", kill_on_drop: false }` [INFO] [stderr] Compiling hashcode2021 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::collections::HashSet` [INFO] [stdout] --> src/street_count.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::HashSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::seq::IteratorRandom` [INFO] [stdout] --> src/street_count.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::seq::IteratorRandom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/street_count.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cmp` [INFO] [stdout] --> src/street_count.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::cmp; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/street_count.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/street_count.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let mut rng = rand::thread_rng(); [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: function is never used: `solve` [INFO] [stdout] --> src/baseline.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn solve(problem: &Problem) -> Solution { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `solve` [INFO] [stdout] --> src/ignore_unused.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn solve(problem: &Problem) -> Solution { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `score` [INFO] [stdout] --> src/score.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn score(problem: &crate::Problem, solution: &crate::Solution) -> usize { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_active_street` [INFO] [stdout] --> src/score.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn get_active_street(schedule: &Vec, current_time: usize) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `step` [INFO] [stdout] --> src/score.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn step(problem: &crate::Problem, solution: &crate::Solution, current_time: usize, queue: &mut Vec>>... [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `solve` [INFO] [stdout] --> src/random.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn solve(problem: &Problem) -> Solution { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `b` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | b: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.69s [INFO] running `Command { std: "docker" "inspect" "86a0073d6dd13356472c54e10cdbf11a1834bf8dbbb5a2eda88c2ea93874574e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "86a0073d6dd13356472c54e10cdbf11a1834bf8dbbb5a2eda88c2ea93874574e", kill_on_drop: false }` [INFO] [stdout] 86a0073d6dd13356472c54e10cdbf11a1834bf8dbbb5a2eda88c2ea93874574e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d984cf0bda3829d5152d0a05bc36888edeb9956337ad4496602a811b0675431a [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" "d984cf0bda3829d5152d0a05bc36888edeb9956337ad4496602a811b0675431a", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::collections::HashSet` [INFO] [stderr] --> src/street_count.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::collections::HashSet; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::seq::IteratorRandom` [INFO] [stderr] --> src/street_count.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use rand::seq::IteratorRandom; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/street_count.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cmp` [INFO] [stderr] --> src/street_count.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::cmp; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rng` [INFO] [stderr] --> src/street_count.rs:9:13 [INFO] [stderr] | [INFO] [stderr] 9 | let mut rng = rand::thread_rng(); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/street_count.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | let mut rng = rand::thread_rng(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `solve` [INFO] [stderr] --> src/baseline.rs:3:8 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn solve(problem: &Problem) -> Solution { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `solve` [INFO] [stderr] --> src/ignore_unused.rs:5:8 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn solve(problem: &Problem) -> Solution { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `score` [INFO] [stderr] --> src/score.rs:3:8 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn score(problem: &crate::Problem, solution: &crate::Solution) -> usize { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_active_street` [INFO] [stderr] --> src/score.rs:17:8 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn get_active_street(schedule: &Vec, current_time: usize) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `step` [INFO] [stderr] --> src/score.rs:33:8 [INFO] [stderr] | [INFO] [stderr] 33 | pub fn step(problem: &crate::Problem, solution: &crate::Solution, current_time: usize, queue: &mut Vec>>... [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `solve` [INFO] [stderr] --> src/random.rs:6:8 [INFO] [stderr] | [INFO] [stderr] 6 | pub fn solve(problem: &Problem) -> Solution { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `b` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | b: usize, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `hashcode2021` (bin "hashcode2021" test) generated 13 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hashcode2021-f33c6f088ab3d4d7) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] error: test failed, to rerun pass '--bin hashcode2021' [INFO] [stdout] test write_solution::test_write_solution ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- write_solution::test_write_solution stdout ---- [INFO] [stdout] thread 'write_solution::test_write_solution' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', src/write_solution.rs:7:52 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x558602c113ac - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x558602c113ac - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x558602c113ac - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x558602c113ac - ::fmt::h82b0e3aaf8a96140 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x558602c33e0c - core::fmt::write::h72801a82c94e6ff1 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/fmt/mod.rs:1149:17 [INFO] [stdout] 5: 0x558602c0d2e5 - std::io::Write::write_fmt::h21d7683cabdb4c35 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/io/mod.rs:1697:15 [INFO] [stdout] 6: 0x558602c12e00 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x558602c12e00 - std::sys_common::backtrace::print::h7ce8802039fa9d0e [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x558602c12e00 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:211:50 [INFO] [stdout] 9: 0x558602c129e6 - std::panicking::default_hook::hf4f180b00076f2b2 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x558602c134b4 - std::panicking::rust_panic_with_hook::he85ce8435493b711 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:606:17 [INFO] [stdout] 11: 0x558602c12f90 - std::panicking::begin_panic_handler::{{closure}}::h31e15f69e6235bd2 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:502:13 [INFO] [stdout] 12: 0x558602c11864 - std::sys_common::backtrace::__rust_end_short_backtrace::hfce2fadb61aaa3ae [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stdout] 13: 0x558602c12ef9 - rust_begin_unwind [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:498:5 [INFO] [stdout] 14: 0x558602b9f871 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/panicking.rs:107:14 [INFO] [stdout] 15: 0x558602b9f963 - core::result::unwrap_failed::h885d3f7beb571353 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/result.rs:1613:5 [INFO] [stdout] 16: 0x558602ba647d - core::result::Result::unwrap::h6073766b0198ee26 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/result.rs:1295:23 [INFO] [stdout] 17: 0x558602bb340e - hashcode2021::write_solution::write_solution::h45db4e4555fd8d41 [INFO] [stdout] at /opt/rustwide/workdir/src/write_solution.rs:7:24 [INFO] [stdout] 18: 0x558602bb4083 - hashcode2021::write_solution::test_write_solution::h252897ab7c44d276 [INFO] [stdout] at /opt/rustwide/workdir/src/write_solution.rs:49:5 [INFO] [stdout] 19: 0x558602bb3cfa - hashcode2021::write_solution::test_write_solution::{{closure}}::hf67e4b2ba1c906a3 [INFO] [stdout] at /opt/rustwide/workdir/src/write_solution.rs:29:1 [INFO] [stdout] 20: 0x558602bb55ae - core::ops::function::FnOnce::call_once::h5dc174816bd605a1 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x558602beceb3 - core::ops::function::FnOnce::call_once::h449577f1c5b077cb [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 22: 0x558602beceb3 - test::__rust_begin_short_backtrace::h8c2a0a5090591869 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/test/src/lib.rs:585:5 [INFO] [stdout] 23: 0x558602beba47 - as core::ops::function::FnOnce>::call_once::hea00a22128a38543 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 24: 0x558602beba47 - as core::ops::function::FnOnce<()>>::call_once::he10b35c3c50d78a0 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 25: 0x558602beba47 - std::panicking::try::do_call::hc868e78bbc5af2ab [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40 [INFO] [stdout] 26: 0x558602beba47 - std::panicking::try::he468aede74df1b04 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19 [INFO] [stdout] 27: 0x558602beba47 - std::panic::catch_unwind::hce3c9152e1cf772d [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14 [INFO] [stdout] 28: 0x558602beba47 - test::run_test_in_process::h9c4ab8162080cf8c [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/test/src/lib.rs:608:18 [INFO] [stdout] 29: 0x558602beba47 - test::run_test::run_test_inner::{{closure}}::he9483433cef16afe [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/test/src/lib.rs:500:39 [INFO] [stdout] 30: 0x558602bb8d8e - test::run_test::run_test_inner::{{closure}}::h479f1f872a5501ea [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/test/src/lib.rs:527:37 [INFO] [stdout] 31: 0x558602bb8d8e - std::sys_common::backtrace::__rust_begin_short_backtrace::h0f1e9b1f279687bc [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:123:18 [INFO] [stdout] 32: 0x558602bbdbb8 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he5560613c5f5cb83 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/thread/mod.rs:484:17 [INFO] [stdout] 33: 0x558602bbdbb8 - as core::ops::function::FnOnce<()>>::call_once::h8190a68cb05ab92f [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 34: 0x558602bbdbb8 - std::panicking::try::do_call::h6ae22f5ac22596e4 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40 [INFO] [stdout] 35: 0x558602bbdbb8 - std::panicking::try::h2381c25487d6a7c2 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19 [INFO] [stdout] 36: 0x558602bbdbb8 - std::panic::catch_unwind::hfe902f4d5c9d7b6d [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14 [INFO] [stdout] 37: 0x558602bbdbb8 - std::thread::Builder::spawn_unchecked::{{closure}}::h547fad40771a584e [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/thread/mod.rs:483:30 [INFO] [stdout] 38: 0x558602bbdbb8 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he8602a9971738410 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 39: 0x558602c17f43 - as core::ops::function::FnOnce>::call_once::he162a5c338a10a39 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 40: 0x558602c17f43 - as core::ops::function::FnOnce>::call_once::hb27497b21740dd97 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 41: 0x558602c17f43 - std::sys::unix::thread::Thread::new::thread_start::he467e990e49c5136 [INFO] [stdout] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys/unix/thread.rs:106:17 [INFO] [stdout] 42: 0x7f8ac72cc609 - start_thread [INFO] [stdout] 43: 0x7f8ac7557293 - clone [INFO] [stdout] 44: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] write_solution::test_write_solution [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d984cf0bda3829d5152d0a05bc36888edeb9956337ad4496602a811b0675431a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d984cf0bda3829d5152d0a05bc36888edeb9956337ad4496602a811b0675431a", kill_on_drop: false }` [INFO] [stdout] d984cf0bda3829d5152d0a05bc36888edeb9956337ad4496602a811b0675431a