[INFO] cloning repository https://github.com/SpycWolf/rust-life_game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SpycWolf/rust-life_game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpycWolf%2Frust-life_game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpycWolf%2Frust-life_game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 25bcb2456a1f07ee7e1a515468382bb2015f51f8
[INFO] testing SpycWolf/rust-life_game against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpycWolf%2Frust-life_game" "/workspace/builds/worker-46/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-46/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SpycWolf/rust-life_game on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SpycWolf/rust-life_game
[INFO] finished tweaking git repo https://github.com/SpycWolf/rust-life_game
[INFO] tweaked toml for git repo https://github.com/SpycWolf/rust-life_game written to /workspace/builds/worker-46/source/Cargo.toml
[INFO] crate git repo https://github.com/SpycWolf/rust-life_game already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9ed82c704725d85a9a1ee591b57d7c7f08a0c70de64631251d5ff4d222bdd6d
[INFO] running `Command { std: "docker" "start" "-a" "c9ed82c704725d85a9a1ee591b57d7c7f08a0c70de64631251d5ff4d222bdd6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9ed82c704725d85a9a1ee591b57d7c7f08a0c70de64631251d5ff4d222bdd6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9ed82c704725d85a9a1ee591b57d7c7f08a0c70de64631251d5ff4d222bdd6d", kill_on_drop: false }`
[INFO] [stdout] c9ed82c704725d85a9a1ee591b57d7c7f08a0c70de64631251d5ff4d222bdd6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 250a13fa40ae113d377bbc0eea891eca42cde7b8c147c36ab2d49a61e65de04f
[INFO] running `Command { std: "docker" "start" "-a" "250a13fa40ae113d377bbc0eea891eca42cde7b8c147c36ab2d49a61e65de04f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.23
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling rustlife v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/main.rs:16:18
[INFO] [stdout]    |
[INFO] [stdout] 16 |         for _ in (0..(w*h)) {
[INFO] [stdout]    |                  ^        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 16 -         for _ in (0..(w*h)) {
[INFO] [stdout] 16 +         for _ in 0..(w*h) {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/main.rs:27:20
[INFO] [stdout]    |
[INFO] [stdout] 27 |         for idx in (0..(self.width * self.height)) {
[INFO] [stdout]    |                    ^                             ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 27 -         for idx in (0..(self.width * self.height)) {
[INFO] [stdout] 27 +         for idx in 0..(self.width * self.height) {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/main.rs:79:20
[INFO] [stdout]    |
[INFO] [stdout] 79 |         for idx in (0..(self.width * self.height)) {
[INFO] [stdout]    |                    ^                             ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 79 -         for idx in (0..(self.width * self.height)) {
[INFO] [stdout] 79 +         for idx in 0..(self.width * self.height) {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/main.rs:95:14
[INFO] [stdout]    |
[INFO] [stdout] 95 |     for _ in (0..100) {
[INFO] [stdout]    |              ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 95 -     for _ in (0..100) {
[INFO] [stdout] 95 +     for _ in 0..100 {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.73s
[INFO] running `Command { std: "docker" "inspect" "250a13fa40ae113d377bbc0eea891eca42cde7b8c147c36ab2d49a61e65de04f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "250a13fa40ae113d377bbc0eea891eca42cde7b8c147c36ab2d49a61e65de04f", kill_on_drop: false }`
[INFO] [stdout] 250a13fa40ae113d377bbc0eea891eca42cde7b8c147c36ab2d49a61e65de04f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e604fbccf9f4e4b5d7dab7da279be29befb366fcaf27d0f9d0a1d27e0eeb2fd9
[INFO] running `Command { std: "docker" "start" "-a" "e604fbccf9f4e4b5d7dab7da279be29befb366fcaf27d0f9d0a1d27e0eeb2fd9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustlife v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/main.rs:16:18
[INFO] [stdout]    |
[INFO] [stdout] 16 |         for _ in (0..(w*h)) {
[INFO] [stdout]    |                  ^        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 16 -         for _ in (0..(w*h)) {
[INFO] [stdout] 16 +         for _ in 0..(w*h) {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/main.rs:27:20
[INFO] [stdout]    |
[INFO] [stdout] 27 |         for idx in (0..(self.width * self.height)) {
[INFO] [stdout]    |                    ^                             ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 27 -         for idx in (0..(self.width * self.height)) {
[INFO] [stdout] 27 +         for idx in 0..(self.width * self.height) {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/main.rs:79:20
[INFO] [stdout]    |
[INFO] [stdout] 79 |         for idx in (0..(self.width * self.height)) {
[INFO] [stdout]    |                    ^                             ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 79 -         for idx in (0..(self.width * self.height)) {
[INFO] [stdout] 79 +         for idx in 0..(self.width * self.height) {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/main.rs:95:14
[INFO] [stdout]    |
[INFO] [stdout] 95 |     for _ in (0..100) {
[INFO] [stdout]    |              ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 95 -     for _ in (0..100) {
[INFO] [stdout] 95 +     for _ in 0..100 {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "e604fbccf9f4e4b5d7dab7da279be29befb366fcaf27d0f9d0a1d27e0eeb2fd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e604fbccf9f4e4b5d7dab7da279be29befb366fcaf27d0f9d0a1d27e0eeb2fd9", kill_on_drop: false }`
[INFO] [stdout] e604fbccf9f4e4b5d7dab7da279be29befb366fcaf27d0f9d0a1d27e0eeb2fd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4ab2c746013a12f8bcb989f38bf228f1c5d8883574f7e2c0c388f58a9b1a222a
[INFO] running `Command { std: "docker" "start" "-a" "4ab2c746013a12f8bcb989f38bf228f1c5d8883574f7e2c0c388f58a9b1a222a", 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:16:18
[INFO] [stderr]    |
[INFO] [stderr] 16 |         for _ in (0..(w*h)) {
[INFO] [stderr]    |                  ^        ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 16 -         for _ in (0..(w*h)) {
[INFO] [stderr] 16 +         for _ in 0..(w*h) {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]   --> src/main.rs:27:20
[INFO] [stderr]    |
[INFO] [stderr] 27 |         for idx in (0..(self.width * self.height)) {
[INFO] [stderr]    |                    ^                             ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 27 -         for idx in (0..(self.width * self.height)) {
[INFO] [stderr] 27 +         for idx in 0..(self.width * self.height) {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]   --> src/main.rs:79:20
[INFO] [stderr]    |
[INFO] [stderr] 79 |         for idx in (0..(self.width * self.height)) {
[INFO] [stderr]    |                    ^                             ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 79 -         for idx in (0..(self.width * self.height)) {
[INFO] [stderr] 79 +         for idx in 0..(self.width * self.height) {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]   --> src/main.rs:95:14
[INFO] [stderr]    |
[INFO] [stderr] 95 |     for _ in (0..100) {
[INFO] [stderr]    |              ^      ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 95 -     for _ in (0..100) {
[INFO] [stderr] 95 +     for _ in 0..100 {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: `rustlife` (bin "rustlife" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.95s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustlife-1e3ee235c2156894)
[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" "4ab2c746013a12f8bcb989f38bf228f1c5d8883574f7e2c0c388f58a9b1a222a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ab2c746013a12f8bcb989f38bf228f1c5d8883574f7e2c0c388f58a9b1a222a", kill_on_drop: false }`
[INFO] [stdout] 4ab2c746013a12f8bcb989f38bf228f1c5d8883574f7e2c0c388f58a9b1a222a