[INFO] cloning repository https://github.com/javaidislam/Ludo-by-Javaid
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/javaidislam/Ludo-by-Javaid" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjavaidislam%2FLudo-by-Javaid", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjavaidislam%2FLudo-by-Javaid'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d5a5f542633ee93f72deccb5f2560edfe460dd8f
[INFO] testing javaidislam/Ludo-by-Javaid against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjavaidislam%2FLudo-by-Javaid" "/workspace/builds/worker-54/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-54/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/javaidislam/Ludo-by-Javaid on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/javaidislam/Ludo-by-Javaid
[INFO] finished tweaking git repo https://github.com/javaidislam/Ludo-by-Javaid
[INFO] tweaked toml for git repo https://github.com/javaidislam/Ludo-by-Javaid written to /workspace/builds/worker-54/source/Cargo.toml
[INFO] crate git repo https://github.com/javaidislam/Ludo-by-Javaid already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1a1d16a09085d956cd2b538321e36e2b9804b0ee12ee13ca5f08e9a78cc6cb8
[INFO] running `Command { std: "docker" "start" "-a" "f1a1d16a09085d956cd2b538321e36e2b9804b0ee12ee13ca5f08e9a78cc6cb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1a1d16a09085d956cd2b538321e36e2b9804b0ee12ee13ca5f08e9a78cc6cb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1a1d16a09085d956cd2b538321e36e2b9804b0ee12ee13ca5f08e9a78cc6cb8", kill_on_drop: false }`
[INFO] [stdout] f1a1d16a09085d956cd2b538321e36e2b9804b0ee12ee13ca5f08e9a78cc6cb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0978b616352c55b301a14c1bf6f56146b3b4cdde0a364f8df39cd66240a3b689
[INFO] running `Command { std: "docker" "start" "-a" "0978b616352c55b301a14c1bf6f56146b3b4cdde0a364f8df39cd66240a3b689", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling ludo1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/main.rs:40:18
[INFO] [stdout]    |
[INFO] [stdout] 40 |     for names in (0..no_players) {
[INFO] [stdout]    |                  ^             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 40 -     for names in (0..no_players) {
[INFO] [stdout] 40 +     for names in 0..no_players {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `names`
[INFO] [stdout]   --> src/main.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     for names in (0..no_players) {
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_names`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `player_score`
[INFO] [stdout]   --> src/main.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 55 |             for player_score in &player_names {
[INFO] [stdout]    |                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_player_score`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `game_cont`
[INFO] [stdout]    --> src/main.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let mut game_cont = String::new();
[INFO] [stdout]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_game_cont`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:60:21
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 let mut turn_aft_1st_6 = rand::thread_rng().gen_range(1, 7);
[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/main.rs:64:25
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let mut turn_aft_2nd_6 = rand::thread_rng().gen_range(1, 7);
[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/main.rs:117:13
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let mut game_cont = String::new();
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.42s
[INFO] running `Command { std: "docker" "inspect" "0978b616352c55b301a14c1bf6f56146b3b4cdde0a364f8df39cd66240a3b689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0978b616352c55b301a14c1bf6f56146b3b4cdde0a364f8df39cd66240a3b689", kill_on_drop: false }`
[INFO] [stdout] 0978b616352c55b301a14c1bf6f56146b3b4cdde0a364f8df39cd66240a3b689
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 512f67546f5794c3e8970f7f3f512c9c4710a6d94991dd328b18782215bbeb24
[INFO] running `Command { std: "docker" "start" "-a" "512f67546f5794c3e8970f7f3f512c9c4710a6d94991dd328b18782215bbeb24", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ludo1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/main.rs:40:18
[INFO] [stdout]    |
[INFO] [stdout] 40 |     for names in (0..no_players) {
[INFO] [stdout]    |                  ^             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 40 -     for names in (0..no_players) {
[INFO] [stdout] 40 +     for names in 0..no_players {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `names`
[INFO] [stdout]   --> src/main.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     for names in (0..no_players) {
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_names`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `player_score`
[INFO] [stdout]   --> src/main.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 55 |             for player_score in &player_names {
[INFO] [stdout]    |                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_player_score`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `game_cont`
[INFO] [stdout]    --> src/main.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let mut game_cont = String::new();
[INFO] [stdout]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_game_cont`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:60:21
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 let mut turn_aft_1st_6 = rand::thread_rng().gen_range(1, 7);
[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/main.rs:64:25
[INFO] [stdout]    |
[INFO] [stdout] 64 |                     let mut turn_aft_2nd_6 = rand::thread_rng().gen_range(1, 7);
[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/main.rs:117:13
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let mut game_cont = String::new();
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 24.29s
[INFO] running `Command { std: "docker" "inspect" "512f67546f5794c3e8970f7f3f512c9c4710a6d94991dd328b18782215bbeb24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "512f67546f5794c3e8970f7f3f512c9c4710a6d94991dd328b18782215bbeb24", kill_on_drop: false }`
[INFO] [stdout] 512f67546f5794c3e8970f7f3f512c9c4710a6d94991dd328b18782215bbeb24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c5095f5cd0430d1086dc9f709e7f2b62027d64cc6cb132fc24b6031d2a14f83e
[INFO] running `Command { std: "docker" "start" "-a" "c5095f5cd0430d1086dc9f709e7f2b62027d64cc6cb132fc24b6031d2a14f83e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]   --> src/main.rs:40:18
[INFO] [stderr]    |
[INFO] [stderr] 40 |     for names in (0..no_players) {
[INFO] [stderr]    |                  ^             ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 40 -     for names in (0..no_players) {
[INFO] [stderr] 40 +     for names in 0..no_players {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `names`
[INFO] [stderr]   --> src/main.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |     for names in (0..no_players) {
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_names`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `player_score`
[INFO] [stderr]   --> src/main.rs:55:17
[INFO] [stderr]    |
[INFO] [stderr] 55 |             for player_score in &player_names {
[INFO] [stderr]    |                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_player_score`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `game_cont`
[INFO] [stderr]    --> src/main.rs:117:17
[INFO] [stderr]     |
[INFO] [stderr] 117 |         let mut game_cont = String::new();
[INFO] [stderr]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_game_cont`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:60:21
[INFO] [stderr]    |
[INFO] [stderr] 60 |                 let mut turn_aft_1st_6 = rand::thread_rng().gen_range(1, 7);
[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/main.rs:64:25
[INFO] [stderr]    |
[INFO] [stderr] 64 |                     let mut turn_aft_2nd_6 = rand::thread_rng().gen_range(1, 7);
[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/main.rs:117:13
[INFO] [stderr]     |
[INFO] [stderr] 117 |         let mut game_cont = String::new();
[INFO] [stderr]     |             ----^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `ludo1` (bin "ludo1" test) generated 7 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ludo1-9664acc1e2d68ba6)
[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" "c5095f5cd0430d1086dc9f709e7f2b62027d64cc6cb132fc24b6031d2a14f83e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5095f5cd0430d1086dc9f709e7f2b62027d64cc6cb132fc24b6031d2a14f83e", kill_on_drop: false }`
[INFO] [stdout] c5095f5cd0430d1086dc9f709e7f2b62027d64cc6cb132fc24b6031d2a14f83e