[INFO] cloning repository https://github.com/RobJenks/google-code-jam
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RobJenks/google-code-jam" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobJenks%2Fgoogle-code-jam", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobJenks%2Fgoogle-code-jam'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53f48f7e42d0a913e0b67328936085f018ebbba7
[INFO] testing RobJenks/google-code-jam against beta-2025-09-21 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobJenks%2Fgoogle-code-jam" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/RobJenks/google-code-jam
[INFO] finished tweaking git repo https://github.com/RobJenks/google-code-jam
[INFO] tweaked toml for git repo https://github.com/RobJenks/google-code-jam written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/RobJenks/google-code-jam on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/RobJenks/google-code-jam 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f74569e691dd7a7f90db704405e48a81f6859f16f1609d477c8a130bfee0c138
[INFO] running `Command { std: "docker" "start" "-a" "f74569e691dd7a7f90db704405e48a81f6859f16f1609d477c8a130bfee0c138", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f74569e691dd7a7f90db704405e48a81f6859f16f1609d477c8a130bfee0c138", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f74569e691dd7a7f90db704405e48a81f6859f16f1609d477c8a130bfee0c138", kill_on_drop: false }`
[INFO] [stdout] f74569e691dd7a7f90db704405e48a81f6859f16f1609d477c8a130bfee0c138
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4931bf71f9c6cb58f81d06175b840fc1ab1e8085584044c9894cd9a44b260a5f
[INFO] running `Command { std: "docker" "start" "-a" "4931bf71f9c6cb58f81d06175b840fc1ab1e8085584044c9894cd9a44b260a5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling google-code-jam v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `FromStr`
[INFO] [stdout]  --> src/codejam_2018/../util/mod.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::{FromStr};
[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: `std`
[INFO] [stdout]  --> src/codejam_2018/round_1a_1.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std;
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `while let` pattern
[INFO] [stdout]   --> src/codejam_2018/qualifier_3.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 |     while let next = best_cell(&grid, &size) {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this pattern will always match, so the loop will never exit
[INFO] [stdout]    = help: consider instead using a `loop { ... }` with a `let` inside it
[INFO] [stdout]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `stdin_get` is never used
[INFO] [stdout]  --> src/codejam_2018/../util/mod.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn stdin_get() -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_lines` is never used
[INFO] [stdout]   --> src/codejam_2018/../util/mod.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn get_lines(input: String) -> Vec<String> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_file` is never used
[INFO] [stdout]   --> src/codejam_2018/../util/mod.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn read_file(path : &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_file_lines` is never used
[INFO] [stdout]   --> src/codejam_2018/../util/mod.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn read_file_lines(path: &str) -> Vec<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Input` is never constructed
[INFO] [stdout]   --> src/codejam_2018/../util/mod.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct Input {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `create`, `get_line`, `get_line_as`, `get_line_components`, `get_line_components_as`, and `create_for_string` are never used
[INFO] [stdout]   --> src/codejam_2018/../util/mod.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl Input {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 51 |     pub fn create(pre_load: bool, data_path: &str) -> Input {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn get_line(&mut self) -> String {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn get_line_as<T>(&mut self) -> T
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub fn get_line_components(&mut self) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn get_line_components_as<T>(&mut self) -> Vec<T>
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |     pub fn create_for_string(data: &str) -> Input {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `stdin_all` is never used
[INFO] [stdout]   --> src/codejam_2018/../util/mod.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn stdin_all() -> Vec<String> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `get_line_components` and `create_for_string` are never used
[INFO] [stdout]   --> src/codejam_2018/../util/mod.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl Input {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub fn get_line_components(&mut self) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |     pub fn create_for_string(data: &str) -> Input {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "4931bf71f9c6cb58f81d06175b840fc1ab1e8085584044c9894cd9a44b260a5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4931bf71f9c6cb58f81d06175b840fc1ab1e8085584044c9894cd9a44b260a5f", kill_on_drop: false }`
[INFO] [stdout] 4931bf71f9c6cb58f81d06175b840fc1ab1e8085584044c9894cd9a44b260a5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b9f6f3158623d3ce2f221e6b6a7b8d7ded5c2fe14df3776ac761a3bcf56cda5
[INFO] running `Command { std: "docker" "start" "-a" "3b9f6f3158623d3ce2f221e6b6a7b8d7ded5c2fe14df3776ac761a3bcf56cda5", kill_on_drop: false }`
[INFO] [stderr]    Compiling google-code-jam v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `FromStr`
[INFO] [stdout]  --> src/codejam_2018/../util/mod.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::{FromStr};
[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: `Grid`
[INFO] [stdout]   --> src/codejam_2018/qualifier_3.rs:87:17
[INFO] [stdout]    |
[INFO] [stdout] 87 |     use super::{Grid, determine_best_size, build_grid};
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std`
[INFO] [stdout]  --> src/codejam_2018/round_1a_1.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std;
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Grid`
[INFO] [stdout]    --> src/codejam_2018/round_1a_1.rs:129:30
[INFO] [stdout]     |
[INFO] [stdout] 129 |     use super::{util::Input, Grid, load_grid, get_distribution };
[INFO] [stdout]     |                              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `while let` pattern
[INFO] [stdout]   --> src/codejam_2018/qualifier_3.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 |     while let next = best_cell(&grid, &size) {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this pattern will always match, so the loop will never exit
[INFO] [stdout]    = help: consider instead using a `loop { ... }` with a `let` inside it
[INFO] [stdout]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `stdin_get` is never used
[INFO] [stdout]  --> src/codejam_2018/../util/mod.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn stdin_get() -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_lines` is never used
[INFO] [stdout]   --> src/codejam_2018/../util/mod.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn get_lines(input: String) -> Vec<String> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_file` is never used
[INFO] [stdout]   --> src/codejam_2018/../util/mod.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn read_file(path : &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_file_lines` is never used
[INFO] [stdout]   --> src/codejam_2018/../util/mod.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn read_file_lines(path: &str) -> Vec<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Input` is never constructed
[INFO] [stdout]   --> src/codejam_2018/../util/mod.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct Input {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `create`, `get_line`, `get_line_as`, `get_line_components`, `get_line_components_as`, and `create_for_string` are never used
[INFO] [stdout]   --> src/codejam_2018/../util/mod.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl Input {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 51 |     pub fn create(pre_load: bool, data_path: &str) -> Input {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn get_line(&mut self) -> String {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn get_line_as<T>(&mut self) -> T
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub fn get_line_components(&mut self) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn get_line_components_as<T>(&mut self) -> Vec<T>
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |     pub fn create_for_string(data: &str) -> Input {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `stdin_all` is never used
[INFO] [stdout]   --> src/codejam_2018/../util/mod.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn stdin_all() -> Vec<String> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_line_components` is never used
[INFO] [stdout]   --> src/codejam_2018/../util/mod.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl Input {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub fn get_line_components(&mut self) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "3b9f6f3158623d3ce2f221e6b6a7b8d7ded5c2fe14df3776ac761a3bcf56cda5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b9f6f3158623d3ce2f221e6b6a7b8d7ded5c2fe14df3776ac761a3bcf56cda5", kill_on_drop: false }`
[INFO] [stdout] 3b9f6f3158623d3ce2f221e6b6a7b8d7ded5c2fe14df3776ac761a3bcf56cda5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 62c1e093b04952954a9c088327e54c966ea63369c77cf22873dc39c7eafa8a53
[INFO] running `Command { std: "docker" "start" "-a" "62c1e093b04952954a9c088327e54c966ea63369c77cf22873dc39c7eafa8a53", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `FromStr`
[INFO] [stderr]  --> src/codejam_2018/../util/mod.rs:2:16
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::str::{FromStr};
[INFO] [stderr]   |                ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Grid`
[INFO] [stderr]   --> src/codejam_2018/qualifier_3.rs:87:17
[INFO] [stderr]    |
[INFO] [stderr] 87 |     use super::{Grid, determine_best_size, build_grid};
[INFO] [stderr]    |                 ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std`
[INFO] [stderr]  --> src/codejam_2018/round_1a_1.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std;
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Grid`
[INFO] [stderr]    --> src/codejam_2018/round_1a_1.rs:129:30
[INFO] [stderr]     |
[INFO] [stderr] 129 |     use super::{util::Input, Grid, load_grid, get_distribution };
[INFO] [stderr]     |                              ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: irrefutable `while let` pattern
[INFO] [stderr]   --> src/codejam_2018/qualifier_3.rs:18:11
[INFO] [stderr]    |
[INFO] [stderr] 18 |     while let next = best_cell(&grid, &size) {
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this pattern will always match, so the loop will never exit
[INFO] [stderr]    = help: consider instead using a `loop { ... }` with a `let` inside it
[INFO] [stderr]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `stdin_get` is never used
[INFO] [stderr]  --> src/codejam_2018/../util/mod.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn stdin_get() -> String {
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `get_lines` is never used
[INFO] [stderr]   --> src/codejam_2018/../util/mod.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn get_lines(input: String) -> Vec<String> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `read_file` is never used
[INFO] [stderr]   --> src/codejam_2018/../util/mod.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn read_file(path : &str) -> String {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `read_file_lines` is never used
[INFO] [stderr]   --> src/codejam_2018/../util/mod.rs:39:8
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub fn read_file_lines(path: &str) -> Vec<String> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Input` is never constructed
[INFO] [stderr]   --> src/codejam_2018/../util/mod.rs:44:12
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub struct Input {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `create`, `get_line`, `get_line_as`, `get_line_components`, `get_line_components_as`, and `create_for_string` are never used
[INFO] [stderr]   --> src/codejam_2018/../util/mod.rs:51:12
[INFO] [stderr]    |
[INFO] [stderr] 50 | impl Input {
[INFO] [stderr]    | ---------- associated items in this implementation
[INFO] [stderr] 51 |     pub fn create(pre_load: bool, data_path: &str) -> Input {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 56 |     pub fn get_line(&mut self) -> String {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 60 |     pub fn get_line_as<T>(&mut self) -> T
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 66 |     pub fn get_line_components(&mut self) -> Vec<String> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 70 |     pub fn get_line_components_as<T>(&mut self) -> Vec<T>
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 79 |     pub fn create_for_string(data: &str) -> Input {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `stdin_all` is never used
[INFO] [stderr]   --> src/codejam_2018/../util/mod.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn stdin_all() -> Vec<String> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_line_components` is never used
[INFO] [stderr]   --> src/codejam_2018/../util/mod.rs:66:12
[INFO] [stderr]    |
[INFO] [stderr] 50 | impl Input {
[INFO] [stderr]    | ---------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 66 |     pub fn get_line_components(&mut self) -> Vec<String> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `google-code-jam` (bin "google-code-jam" test) generated 13 warnings (run `cargo fix --bin "google-code-jam" --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/google_code_jam-56d6f4cc3560e155)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test codejam_2018::qualifier_3::tests::test_size ... ok
[INFO] [stdout] test codejam_2018::round_1a_1::tests::test_dist ... ok
[INFO] [stdout] test codejam_2018::qualifier_3::tests::test_best_cell ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- codejam_2018::qualifier_3::tests::test_best_cell stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'codejam_2018::qualifier_3::tests::test_best_cell' (25) panicked at src/codejam_2018/qualifier_3.rs:99:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: (2, 2)
[INFO] [stdout]  right: (1, 1)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5eda1466bc82 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5eda1466bc82 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5eda1466bc82 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5eda1466bc82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5eda1467bebf - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5eda1467bebf - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5eda14638e31 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5eda14638e31 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5eda14644f12 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5eda14649b9f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5eda14649a31 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5eda1460a06e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x5eda1460a06e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5eda1464a25f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x5eda1464a25f - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x5eda1464a0ba - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x5eda14645049 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5eda1462cf3d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x5eda14683860 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5eda14683663 - core::panicking::assert_failed_inner::h448e1d534f4c3d4b
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x5eda145e801d - core::panicking::assert_failed::h2b0e2d5f9449bbdf
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x5eda145e6a0e - google_code_jam::codejam_2018::qualifier_3::tests::test_best_cell::h709776782af301a1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/codejam_2018/qualifier_3.rs:99:9
[INFO] [stdout]   22:     0x5eda145e6b87 - google_code_jam::codejam_2018::qualifier_3::tests::test_best_cell::{{closure}}::hf465ce70081f995b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/codejam_2018/qualifier_3.rs:97:24
[INFO] [stdout]   23:     0x5eda145e7026 - core::ops::function::FnOnce::call_once::h9885f79bcddb6d3f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5eda14609e2b - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5eda14609e2b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5eda1461fa95 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5eda1461fa95 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5eda1461fa95 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x5eda1461fa95 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x5eda1461fa95 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5eda1461fa95 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5eda1461fa95 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5eda145f6284 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5eda145f6284 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x5eda145f9b4a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x5eda145f9b4a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5eda145f9b4a - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x5eda145f9b4a - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x5eda145f9b4a - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5eda145f9b4a - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x5eda145f9b4a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5eda146401af - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   43:     0x5eda146401af - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   44:     0x70a3e1ff3aa4 - <unknown>
[INFO] [stdout]   45:     0x70a3e2080a34 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     codejam_2018::qualifier_3::tests::test_best_cell
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin google-code-jam`
[INFO] running `Command { std: "docker" "inspect" "62c1e093b04952954a9c088327e54c966ea63369c77cf22873dc39c7eafa8a53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62c1e093b04952954a9c088327e54c966ea63369c77cf22873dc39c7eafa8a53", kill_on_drop: false }`
[INFO] [stdout] 62c1e093b04952954a9c088327e54c966ea63369c77cf22873dc39c7eafa8a53
