[INFO] cloning repository https://github.com/sanjayyepuri/rust-conway
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sanjayyepuri/rust-conway" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanjayyepuri%2Frust-conway", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanjayyepuri%2Frust-conway'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 754a3933b4ace4610617fa29856db719565d9520
[INFO] checking sanjayyepuri/rust-conway against try#0cb362313295507a2f4321c0e30cea0168f2fe71 for pr-138961-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanjayyepuri%2Frust-conway" "/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/sanjayyepuri/rust-conway
[INFO] finished tweaking git repo https://github.com/sanjayyepuri/rust-conway
[INFO] tweaked toml for git repo https://github.com/sanjayyepuri/rust-conway written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sanjayyepuri/rust-conway on toolchain 0cb362313295507a2f4321c0e30cea0168f2fe71
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0cb362313295507a2f4321c0e30cea0168f2fe71" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sanjayyepuri/rust-conway 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" "+0cb362313295507a2f4321c0e30cea0168f2fe71" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tui v0.16.0
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+0cb362313295507a2f4321c0e30cea0168f2fe71" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1589dbcd5dbd04c90ad61d8478f4d98de662aa7d361fd5cf3fb1976e45f9aef4
[INFO] running `Command { std: "docker" "start" "-a" "1589dbcd5dbd04c90ad61d8478f4d98de662aa7d361fd5cf3fb1976e45f9aef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1589dbcd5dbd04c90ad61d8478f4d98de662aa7d361fd5cf3fb1976e45f9aef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1589dbcd5dbd04c90ad61d8478f4d98de662aa7d361fd5cf3fb1976e45f9aef4", kill_on_drop: false }`
[INFO] [stdout] 1589dbcd5dbd04c90ad61d8478f4d98de662aa7d361fd5cf3fb1976e45f9aef4
[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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+0cb362313295507a2f4321c0e30cea0168f2fe71" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9e791a12b8eafbbeda9ca5b3ec25c2a72c1825ea2300089a2d366c09fd0af16
[INFO] running `Command { std: "docker" "start" "-a" "e9e791a12b8eafbbeda9ca5b3ec25c2a72c1825ea2300089a2d366c09fd0af16", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking tui v0.16.0
[INFO] [stderr]     Checking conway v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/conway.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |         if (next == 1) {
[INFO] [stdout]    |            ^         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 -         if (next == 1) {
[INFO] [stdout] 45 +         if next == 1  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/conway.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |         if (next == 1) {
[INFO] [stdout]    |            ^         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 -         if (next == 1) {
[INFO] [stdout] 45 +         if next == 1  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ConwayBoardDoubleBuf` is never constructed
[INFO] [stdout]   --> src/conway.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct ConwayBoardDoubleBuf<const H: usize, const W: usize> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `next` are never used
[INFO] [stdout]   --> src/conway.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl<const H: usize, const W: usize> ConwayBoardDoubleBuf<H, W> {
[INFO] [stdout]    | --------------------------------------------------------------- associated items in this implementation
[INFO] [stdout] 33 |     pub fn new(init: [[bool; W]; H]) -> ConwayBoardDoubleBuf<H, W> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn next(&mut self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ConwayBoardDoubleBuf` is never constructed
[INFO] [stdout]   --> src/conway.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct ConwayBoardDoubleBuf<const H: usize, const W: usize> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `next` are never used
[INFO] [stdout]   --> src/conway.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl<const H: usize, const W: usize> ConwayBoardDoubleBuf<H, W> {
[INFO] [stdout]    | --------------------------------------------------------------- associated items in this implementation
[INFO] [stdout] 33 |     pub fn new(init: [[bool; W]; H]) -> ConwayBoardDoubleBuf<H, W> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn next(&mut self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "e9e791a12b8eafbbeda9ca5b3ec25c2a72c1825ea2300089a2d366c09fd0af16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9e791a12b8eafbbeda9ca5b3ec25c2a72c1825ea2300089a2d366c09fd0af16", kill_on_drop: false }`
[INFO] [stdout] e9e791a12b8eafbbeda9ca5b3ec25c2a72c1825ea2300089a2d366c09fd0af16