[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] checking RobJenks/google-code-jam against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobJenks%2Fgoogle-code-jam" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RobJenks/google-code-jam on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-11/source/Cargo.toml
[INFO] crate git repo https://github.com/RobJenks/google-code-jam already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2a4ecd48a004363d85d99302ba14016e8206286cdbaac69827727d9abe5d5ec
[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" "d2a4ecd48a004363d85d99302ba14016e8206286cdbaac69827727d9abe5d5ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2a4ecd48a004363d85d99302ba14016e8206286cdbaac69827727d9abe5d5ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2a4ecd48a004363d85d99302ba14016e8206286cdbaac69827727d9abe5d5ec", kill_on_drop: false }`
[INFO] [stdout] d2a4ecd48a004363d85d99302ba14016e8206286cdbaac69827727d9abe5d5ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c32df6a1c79e2f6bd498882a4c87ebc88e5df023f5255083ce902c88cee67c1
[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" "6c32df6a1c79e2f6bd498882a4c87ebc88e5df023f5255083ce902c88cee67c1", kill_on_drop: false }`
[INFO] [stderr]     Checking 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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] 
[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: `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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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] 
[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:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | /     while let next = best_cell(&grid, &size) {
[INFO] [stdout] 19 | |         println!("{} {}", next.0, next.1);
[INFO] [stdout] 20 | |
[INFO] [stdout] 21 | |         let response = util::stdin_get()
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | |         grid[(response[1] - 1) as usize][(response[0] - 1) as usize] = true;
[INFO] [stdout] 30 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `while let` pattern
[INFO] [stdout]   --> src/codejam_2018/qualifier_3.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | /     while let next = best_cell(&grid, &size) {
[INFO] [stdout] 19 | |         println!("{} {}", next.0, next.1);
[INFO] [stdout] 20 | |
[INFO] [stdout] 21 | |         let response = util::stdin_get()
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | |         grid[(response[1] - 1) as usize][(response[0] - 1) as usize] = true;
[INFO] [stdout] 30 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_lines`
[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]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_file`
[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 is never used: `read_file_lines`
[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: associated function is never used: `create`
[INFO] [stdout]   --> src/codejam_2018/../util/mod.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn create(pre_load: bool, data_path: &str) -> Input {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_line`
[INFO] [stdout]   --> src/codejam_2018/../util/mod.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn get_line(&mut self) -> String {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_line_as`
[INFO] [stdout]   --> src/codejam_2018/../util/mod.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn get_line_as<T>(&mut self) -> T
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_line_components`
[INFO] [stdout]   --> src/codejam_2018/../util/mod.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn get_line_components(&mut self) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_line_components_as`
[INFO] [stdout]   --> src/codejam_2018/../util/mod.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 70 |     pub fn get_line_components_as<T>(&mut self) -> Vec<T>
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create_for_string`
[INFO] [stdout]   --> src/codejam_2018/../util/mod.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn create_for_string(data: &str) -> Input {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_lines`
[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 is never used: `stdin_all`
[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: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_lines`
[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]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_file`
[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 is never used: `read_file_lines`
[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: associated function is never used: `create`
[INFO] [stdout]   --> src/codejam_2018/../util/mod.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn create(pre_load: bool, data_path: &str) -> Input {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_line`
[INFO] [stdout]   --> src/codejam_2018/../util/mod.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn get_line(&mut self) -> String {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_line_as`
[INFO] [stdout]   --> src/codejam_2018/../util/mod.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn get_line_as<T>(&mut self) -> T
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_line_components`
[INFO] [stdout]   --> src/codejam_2018/../util/mod.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn get_line_components(&mut self) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_line_components_as`
[INFO] [stdout]   --> src/codejam_2018/../util/mod.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 70 |     pub fn get_line_components_as<T>(&mut self) -> Vec<T>
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create_for_string`
[INFO] [stdout]   --> src/codejam_2018/../util/mod.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn create_for_string(data: &str) -> Input {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_lines`
[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 is never used: `stdin_all`
[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: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "6c32df6a1c79e2f6bd498882a4c87ebc88e5df023f5255083ce902c88cee67c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c32df6a1c79e2f6bd498882a4c87ebc88e5df023f5255083ce902c88cee67c1", kill_on_drop: false }`
[INFO] [stdout] 6c32df6a1c79e2f6bd498882a4c87ebc88e5df023f5255083ce902c88cee67c1