[INFO] fetching crate algojam 0.1.0...
[INFO] testing algojam-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate algojam 0.1.0 into /workspace/builds/worker-81/source
[INFO] validating manifest of crates.io crate algojam 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate algojam 0.1.0
[INFO] finished tweaking crates.io crate algojam 0.1.0
[INFO] tweaked toml for crates.io crate algojam 0.1.0 written to /workspace/builds/worker-81/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e22281074cbf9a9289b98ce1b4dad7f5d36b00b21255eb762e4339ea0f3673a7
[INFO] running `Command { std: "docker" "start" "-a" "e22281074cbf9a9289b98ce1b4dad7f5d36b00b21255eb762e4339ea0f3673a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e22281074cbf9a9289b98ce1b4dad7f5d36b00b21255eb762e4339ea0f3673a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e22281074cbf9a9289b98ce1b4dad7f5d36b00b21255eb762e4339ea0f3673a7", kill_on_drop: false }`
[INFO] [stdout] e22281074cbf9a9289b98ce1b4dad7f5d36b00b21255eb762e4339ea0f3673a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39723df2d0b60775fc29978adeafd918c11f101bbc43e2138d95fb45dce96be5
[INFO] running `Command { std: "docker" "start" "-a" "39723df2d0b60775fc29978adeafd918c11f101bbc43e2138d95fb45dce96be5", kill_on_drop: false }`
[INFO] [stderr]    Compiling text_io v0.1.9
[INFO] [stderr]    Compiling algojam v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BufRead`, `BufReader`
[INFO] [stdout]  --> src/google/r_2013.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{BufRead, BufReader};
[INFO] [stdout]   |               ^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/google/r_2013.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `credits` is never read
[INFO] [stdout]   --> src/code_j.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let mut credits: i32 = 0;
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `item` is never read
[INFO] [stdout]   --> src/code_j.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let mut item: i32 = 0;
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `flag` is never read
[INFO] [stdout]   --> src/code_j.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut flag: bool = false;
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `half`
[INFO] [stdout]   --> src/code_j.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let half = item /2;
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_half`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `backup` is never read
[INFO] [stdout]   --> src/google/r_2016.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut backup: i32 = current_number;
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `case`
[INFO] [stdout]   --> src/google/r_2013.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn logic(case: usize){
[INFO] [stdout]    |          ^^^^ help: if this is intentional, prefix it with an underscore: `_case`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/code_j.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let mut t: i8 = read!();
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/google/r_2016.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut sleep: Vec<i32> = vec![0, 1, 2, 3, 4, 5, 6, 7, 8, 9];
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/google/r_2016.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut current_number = number;
[INFO] [stdout]    |         ----^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/code_j.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn run(){
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `prob`
[INFO] [stdout]   --> src/code_j.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn prob(){
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/google/r_2009.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `alien_language`
[INFO] [stdout]  --> src/google/r_2009.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn alien_language() {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `logic`
[INFO] [stdout]   --> src/google/r_2009.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn logic(l: i32, d: i32, test_case: i32) {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/google/r_2016.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `counting_sheep`
[INFO] [stdout]  --> src/google/r_2016.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn counting_sheep() {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `logic`
[INFO] [stdout]   --> src/google/r_2016.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn logic(current_case: usize) {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/google/r_2014.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn run(){
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `magic_trick`
[INFO] [stdout]  --> src/google/r_2014.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn magic_trick(){
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `logic`
[INFO] [stdout]   --> src/google/r_2014.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn logic(case: usize){
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check`
[INFO] [stdout]   --> src/google/r_2014.rs:57:4
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn check(num: i32,arr: [i32; 4] ) -> bool{
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check_col`
[INFO] [stdout]   --> src/google/r_2013.rs:68:4
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn check_col(){
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check_diagonal`
[INFO] [stdout]   --> src/google/r_2013.rs:72:4
[INFO] [stdout]    |
[INFO] [stdout] 72 | fn check_diagonal(){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `X` should have a snake case name
[INFO] [stdout]   --> src/google/r_2013.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let mut X: usize = 0;
[INFO] [stdout]    |             ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `T` should have a snake case name
[INFO] [stdout]   --> src/google/r_2013.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let mut T: usize = 0;
[INFO] [stdout]    |             ^ help: convert the identifier to snake case: `t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `O` should have a snake case name
[INFO] [stdout]   --> src/google/r_2013.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let mut O: usize = 0;
[INFO] [stdout]    |             ^ help: convert the identifier to snake case (notice the capitalization): `o`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 28 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `Command { std: "docker" "inspect" "39723df2d0b60775fc29978adeafd918c11f101bbc43e2138d95fb45dce96be5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39723df2d0b60775fc29978adeafd918c11f101bbc43e2138d95fb45dce96be5", kill_on_drop: false }`
[INFO] [stdout] 39723df2d0b60775fc29978adeafd918c11f101bbc43e2138d95fb45dce96be5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56d99927b59f1ec253e983a9a6b1363ecbdebd6530ce9578a6bfb847a1da6d3c
[INFO] running `Command { std: "docker" "start" "-a" "56d99927b59f1ec253e983a9a6b1363ecbdebd6530ce9578a6bfb847a1da6d3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling algojam v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BufRead`, `BufReader`
[INFO] [stdout]  --> src/google/r_2013.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{BufRead, BufReader};
[INFO] [stdout]   |               ^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/google/r_2013.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `credits` is never read
[INFO] [stdout]   --> src/code_j.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let mut credits: i32 = 0;
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `item` is never read
[INFO] [stdout]   --> src/code_j.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let mut item: i32 = 0;
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `flag` is never read
[INFO] [stdout]   --> src/code_j.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut flag: bool = false;
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `half`
[INFO] [stdout]   --> src/code_j.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let half = item /2;
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_half`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `backup` is never read
[INFO] [stdout]   --> src/google/r_2016.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut backup: i32 = current_number;
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `case`
[INFO] [stdout]   --> src/google/r_2013.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn logic(case: usize){
[INFO] [stdout]    |          ^^^^ help: if this is intentional, prefix it with an underscore: `_case`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/code_j.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let mut t: i8 = read!();
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/google/r_2016.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut sleep: Vec<i32> = vec![0, 1, 2, 3, 4, 5, 6, 7, 8, 9];
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/google/r_2016.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut current_number = number;
[INFO] [stdout]    |         ----^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/code_j.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn run(){
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `prob`
[INFO] [stdout]   --> src/code_j.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn prob(){
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/google/r_2009.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `alien_language`
[INFO] [stdout]  --> src/google/r_2009.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn alien_language() {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `logic`
[INFO] [stdout]   --> src/google/r_2009.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn logic(l: i32, d: i32, test_case: i32) {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/google/r_2016.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `counting_sheep`
[INFO] [stdout]  --> src/google/r_2016.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn counting_sheep() {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `logic`
[INFO] [stdout]   --> src/google/r_2016.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn logic(current_case: usize) {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/google/r_2014.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn run(){
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `magic_trick`
[INFO] [stdout]  --> src/google/r_2014.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn magic_trick(){
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `logic`
[INFO] [stdout]   --> src/google/r_2014.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn logic(case: usize){
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check`
[INFO] [stdout]   --> src/google/r_2014.rs:57:4
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn check(num: i32,arr: [i32; 4] ) -> bool{
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check_col`
[INFO] [stdout]   --> src/google/r_2013.rs:68:4
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn check_col(){
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check_diagonal`
[INFO] [stdout]   --> src/google/r_2013.rs:72:4
[INFO] [stdout]    |
[INFO] [stdout] 72 | fn check_diagonal(){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `X` should have a snake case name
[INFO] [stdout]   --> src/google/r_2013.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let mut X: usize = 0;
[INFO] [stdout]    |             ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `T` should have a snake case name
[INFO] [stdout]   --> src/google/r_2013.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let mut T: usize = 0;
[INFO] [stdout]    |             ^ help: convert the identifier to snake case: `t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `O` should have a snake case name
[INFO] [stdout]   --> src/google/r_2013.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let mut O: usize = 0;
[INFO] [stdout]    |             ^ help: convert the identifier to snake case (notice the capitalization): `o`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 28 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "56d99927b59f1ec253e983a9a6b1363ecbdebd6530ce9578a6bfb847a1da6d3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56d99927b59f1ec253e983a9a6b1363ecbdebd6530ce9578a6bfb847a1da6d3c", kill_on_drop: false }`
[INFO] [stdout] 56d99927b59f1ec253e983a9a6b1363ecbdebd6530ce9578a6bfb847a1da6d3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e9188578818b1743742fe33dda776a54d0fbb80221986da6c8160100b605a4ec
[INFO] running `Command { std: "docker" "start" "-a" "e9188578818b1743742fe33dda776a54d0fbb80221986da6c8160100b605a4ec", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused imports: `BufRead`, `BufReader`
[INFO] [stderr]  --> src/google/r_2013.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::{BufRead, BufReader};
[INFO] [stderr]   |               ^^^^^^^  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/google/r_2013.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `credits` is never read
[INFO] [stderr]   --> src/code_j.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let mut credits: i32 = 0;
[INFO] [stderr]    |             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `item` is never read
[INFO] [stderr]   --> src/code_j.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let mut item: i32 = 0;
[INFO] [stderr]    |             ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `flag` is never read
[INFO] [stderr]   --> src/code_j.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let mut flag: bool = false;
[INFO] [stderr]    |             ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `half`
[INFO] [stderr]   --> src/code_j.rs:44:13
[INFO] [stderr]    |
[INFO] [stderr] 44 |         let half = item /2;
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_half`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `backup` is never read
[INFO] [stderr]   --> src/google/r_2016.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let mut backup: i32 = current_number;
[INFO] [stderr]    |             ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `case`
[INFO] [stderr]   --> src/google/r_2013.rs:19:10
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn logic(case: usize){
[INFO] [stderr]    |          ^^^^ help: if this is intentional, prefix it with an underscore: `_case`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/code_j.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let mut t: i8 = read!();
[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: variable does not need to be mutable
[INFO] [stderr]   --> src/google/r_2016.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let mut sleep: Vec<i32> = vec![0, 1, 2, 3, 4, 5, 6, 7, 8, 9];
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/google/r_2016.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |     let mut current_number = number;
[INFO] [stderr]    |         ----^^^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run`
[INFO] [stderr]  --> src/code_j.rs:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub fn run(){
[INFO] [stderr]   |        ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `prob`
[INFO] [stderr]   --> src/code_j.rs:30:4
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn prob(){
[INFO] [stderr]    |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run`
[INFO] [stderr]  --> src/google/r_2009.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn run() {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `alien_language`
[INFO] [stderr]  --> src/google/r_2009.rs:7:4
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn alien_language() {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `logic`
[INFO] [stderr]   --> src/google/r_2009.rs:18:4
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn logic(l: i32, d: i32, test_case: i32) {
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run`
[INFO] [stderr]  --> src/google/r_2016.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn run() {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `counting_sheep`
[INFO] [stderr]  --> src/google/r_2016.rs:7:4
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn counting_sheep() {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `logic`
[INFO] [stderr]   --> src/google/r_2016.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn logic(current_case: usize) {
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run`
[INFO] [stderr]  --> src/google/r_2014.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn run(){
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `magic_trick`
[INFO] [stderr]  --> src/google/r_2014.rs:9:4
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn magic_trick(){
[INFO] [stderr]   |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `logic`
[INFO] [stderr]   --> src/google/r_2014.rs:16:4
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn logic(case: usize){
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `check`
[INFO] [stderr]   --> src/google/r_2014.rs:57:4
[INFO] [stderr]    |
[INFO] [stderr] 57 | fn check(num: i32,arr: [i32; 4] ) -> bool{
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `check_col`
[INFO] [stderr]   --> src/google/r_2013.rs:68:4
[INFO] [stderr]    |
[INFO] [stderr] 68 | fn check_col(){
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `check_diagonal`
[INFO] [stderr]   --> src/google/r_2013.rs:72:4
[INFO] [stderr]    |
[INFO] [stderr] 72 | fn check_diagonal(){
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]   --> src/google/r_2013.rs:49:13
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let mut X: usize = 0;
[INFO] [stderr]    |             ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `T` should have a snake case name
[INFO] [stderr]   --> src/google/r_2013.rs:50:13
[INFO] [stderr]    |
[INFO] [stderr] 50 |     let mut T: usize = 0;
[INFO] [stderr]    |             ^ help: convert the identifier to snake case: `t`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `O` should have a snake case name
[INFO] [stderr]   --> src/google/r_2013.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |     let mut O: usize = 0;
[INFO] [stderr]    |             ^ help: convert the identifier to snake case (notice the capitalization): `o`
[INFO] [stderr] 
[INFO] [stderr] warning: `algojam` (bin "algojam" test) generated 28 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/algojam-257c4cb0fff7c975)
[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" "e9188578818b1743742fe33dda776a54d0fbb80221986da6c8160100b605a4ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9188578818b1743742fe33dda776a54d0fbb80221986da6c8160100b605a4ec", kill_on_drop: false }`
[INFO] [stdout] e9188578818b1743742fe33dda776a54d0fbb80221986da6c8160100b605a4ec