[INFO] cloning repository https://github.com/JacobHaig/Rust_Elementary_Cellular_Automata
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JacobHaig/Rust_Elementary_Cellular_Automata" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJacobHaig%2FRust_Elementary_Cellular_Automata", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3be58a5ca1f115b47656ced76ec7787574d82eda
[INFO] testing JacobHaig/Rust_Elementary_Cellular_Automata against master#404c8471aba60c2d837fa728e7c729a0f52d5830 for pr-87041-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJacobHaig%2FRust_Elementary_Cellular_Automata" "/workspace/builds/worker-90/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-90/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JacobHaig/Rust_Elementary_Cellular_Automata on toolchain 404c8471aba60c2d837fa728e7c729a0f52d5830
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[INFO] started tweaking git repo https://github.com/JacobHaig/Rust_Elementary_Cellular_Automata
[INFO] finished tweaking git repo https://github.com/JacobHaig/Rust_Elementary_Cellular_Automata
[INFO] tweaked toml for git repo https://github.com/JacobHaig/Rust_Elementary_Cellular_Automata written to /workspace/builds/worker-90/source/Cargo.toml
[INFO] crate git repo https://github.com/JacobHaig/Rust_Elementary_Cellular_Automata already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]    Compiling rust_elementary_cellular_automata v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/state.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(mut ctx: &mut Context, rule: i32) -> GameState {
[INFO] [stdout]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/state.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(mut ctx: &mut Context, rule: i32) -> GameState {
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 22s
[INFO] running `Command { std: "docker" "inspect" "ee245e6c3d89c2041e1356ec4655cbb86a68e4b81231a0b6e89082a05174963c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee245e6c3d89c2041e1356ec4655cbb86a68e4b81231a0b6e89082a05174963c", kill_on_drop: false }`
[INFO] [stdout] ee245e6c3d89c2041e1356ec4655cbb86a68e4b81231a0b6e89082a05174963c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6716f795df69c0ef4a46930d1fba3d0ae2554ea28dd65ece25900087a03a6848
[INFO] running `Command { std: "docker" "start" "-a" "6716f795df69c0ef4a46930d1fba3d0ae2554ea28dd65ece25900087a03a6848", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_elementary_cellular_automata v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/state.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(mut ctx: &mut Context, rule: i32) -> GameState {
[INFO] [stdout]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/state.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(mut ctx: &mut Context, rule: i32) -> GameState {
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "6716f795df69c0ef4a46930d1fba3d0ae2554ea28dd65ece25900087a03a6848", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6716f795df69c0ef4a46930d1fba3d0ae2554ea28dd65ece25900087a03a6848", kill_on_drop: false }`
[INFO] [stdout] 6716f795df69c0ef4a46930d1fba3d0ae2554ea28dd65ece25900087a03a6848
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e432099b6973579f198e6c8b1f5b36dfc1b90156a26de143dab128333be73caf
[INFO] running `Command { std: "docker" "start" "-a" "e432099b6973579f198e6c8b1f5b36dfc1b90156a26de143dab128333be73caf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/state.rs:12:20
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn new(mut ctx: &mut Context, rule: i32) -> GameState {
[INFO] [stderr]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/state.rs:12:16
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn new(mut ctx: &mut Context, rule: i32) -> GameState {
[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: `rust_elementary_cellular_automata` (bin "rust_elementary_cellular_automata" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_elementary_cellular_automata-a1e5f4cd89d4041a)
[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" "e432099b6973579f198e6c8b1f5b36dfc1b90156a26de143dab128333be73caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e432099b6973579f198e6c8b1f5b36dfc1b90156a26de143dab128333be73caf", kill_on_drop: false }`
[INFO] [stdout] e432099b6973579f198e6c8b1f5b36dfc1b90156a26de143dab128333be73caf