[INFO] cloning repository https://github.com/MarkusVidefors/hashcode-2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MarkusVidefors/hashcode-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkusVidefors%2Fhashcode-2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkusVidefors%2Fhashcode-2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95ed4bcf9b35fde8abbba3b9828d66e5ea1758df
[INFO] testing MarkusVidefors/hashcode-2021 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkusVidefors%2Fhashcode-2021" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MarkusVidefors/hashcode-2021 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MarkusVidefors/hashcode-2021
[INFO] finished tweaking git repo https://github.com/MarkusVidefors/hashcode-2021
[INFO] tweaked toml for git repo https://github.com/MarkusVidefors/hashcode-2021 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/MarkusVidefors/hashcode-2021 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f1a5a9635021731e3c21bb14ff14e9634ae402b24a2abcb1e36e11d7f1ef85f
[INFO] running `Command { std: "docker" "start" "-a" "1f1a5a9635021731e3c21bb14ff14e9634ae402b24a2abcb1e36e11d7f1ef85f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f1a5a9635021731e3c21bb14ff14e9634ae402b24a2abcb1e36e11d7f1ef85f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f1a5a9635021731e3c21bb14ff14e9634ae402b24a2abcb1e36e11d7f1ef85f", kill_on_drop: false }`
[INFO] [stdout] 1f1a5a9635021731e3c21bb14ff14e9634ae402b24a2abcb1e36e11d7f1ef85f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d491c07323cb4399aa2a40c53ecb6b362567fef8833316f4781dfbc76608085
[INFO] running `Command { std: "docker" "start" "-a" "7d491c07323cb4399aa2a40c53ecb6b362567fef8833316f4781dfbc76608085", kill_on_drop: false }`
[INFO] [stderr]    Compiling practice_round v0.1.0 (/opt/rustwide/workdir/practice_round)
[INFO] [stderr]    Compiling main v0.1.0 (/opt/rustwide/workdir/main)
[INFO] [stdout] warning: unused import: `crate::sim::Simulator`
[INFO] [stdout]  --> main/src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::sim::Simulator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> main/src/main.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let f: usize = input.next().unwrap().parse().unwrap();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Street`
[INFO] [stdout]  --> main/src/sim.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Street<'a> {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> main/src/sim.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn new(data: (usize, usize, &'a str, usize)) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Car`
[INFO] [stdout]   --> main/src/sim.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Car<'a> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> main/src/sim.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn new(data: Vec<&'a str>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Simulator`
[INFO] [stdout]   --> main/src/sim.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct Simulator<'a> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> main/src/sim.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `run`
[INFO] [stdout]   --> main/src/sim.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub fn run(&mut self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "7d491c07323cb4399aa2a40c53ecb6b362567fef8833316f4781dfbc76608085", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d491c07323cb4399aa2a40c53ecb6b362567fef8833316f4781dfbc76608085", kill_on_drop: false }`
[INFO] [stdout] 7d491c07323cb4399aa2a40c53ecb6b362567fef8833316f4781dfbc76608085
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18b39bab054bd267f6b42af0fe45de2c1c94be9da9f38007e85d499c86d279bf
[INFO] running `Command { std: "docker" "start" "-a" "18b39bab054bd267f6b42af0fe45de2c1c94be9da9f38007e85d499c86d279bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling main v0.1.0 (/opt/rustwide/workdir/main)
[INFO] [stderr]    Compiling practice_round v0.1.0 (/opt/rustwide/workdir/practice_round)
[INFO] [stdout] warning: unused import: `crate::sim::Simulator`
[INFO] [stdout]  --> main/src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::sim::Simulator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> main/src/main.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let f: usize = input.next().unwrap().parse().unwrap();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Street`
[INFO] [stdout]  --> main/src/sim.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Street<'a> {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> main/src/sim.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn new(data: (usize, usize, &'a str, usize)) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Car`
[INFO] [stdout]   --> main/src/sim.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Car<'a> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> main/src/sim.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn new(data: Vec<&'a str>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Simulator`
[INFO] [stdout]   --> main/src/sim.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct Simulator<'a> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> main/src/sim.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `run`
[INFO] [stdout]   --> main/src/sim.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub fn run(&mut self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "18b39bab054bd267f6b42af0fe45de2c1c94be9da9f38007e85d499c86d279bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18b39bab054bd267f6b42af0fe45de2c1c94be9da9f38007e85d499c86d279bf", kill_on_drop: false }`
[INFO] [stdout] 18b39bab054bd267f6b42af0fe45de2c1c94be9da9f38007e85d499c86d279bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e04d13e85633e9df6a9d54dd4060f212b4ec1125914370ad470afa9f037e523c
[INFO] running `Command { std: "docker" "start" "-a" "e04d13e85633e9df6a9d54dd4060f212b4ec1125914370ad470afa9f037e523c", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::sim::Simulator`
[INFO] [stderr]  --> main/src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::sim::Simulator;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `f`
[INFO] [stderr]   --> main/src/main.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let f: usize = input.next().unwrap().parse().unwrap();
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Street`
[INFO] [stderr]  --> main/src/sim.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | struct Street<'a> {
[INFO] [stderr]   |        ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> main/src/sim.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn new(data: (usize, usize, &'a str, usize)) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Car`
[INFO] [stderr]   --> main/src/sim.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 23 | struct Car<'a> {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> main/src/sim.rs:29:8
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn new(data: Vec<&'a str>) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Simulator`
[INFO] [stderr]   --> main/src/sim.rs:37:12
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub struct Simulator<'a> {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> main/src/sim.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn new(
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `run`
[INFO] [stderr]   --> main/src/sim.rs:84:12
[INFO] [stderr]    |
[INFO] [stderr] 84 |     pub fn run(&mut self) -> usize {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/main-8acd23aa200c298f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/practice_round-9ef2022281ff4706)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e04d13e85633e9df6a9d54dd4060f212b4ec1125914370ad470afa9f037e523c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e04d13e85633e9df6a9d54dd4060f212b4ec1125914370ad470afa9f037e523c", kill_on_drop: false }`
[INFO] [stdout] e04d13e85633e9df6a9d54dd4060f212b4ec1125914370ad470afa9f037e523c