[INFO] cloning repository https://github.com/MatsRivel/game_of_life [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MatsRivel/game_of_life" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMatsRivel%2Fgame_of_life", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMatsRivel%2Fgame_of_life'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2d4d9df134400c5506d03a0c8c12ce7b5e94be0c [INFO] checking MatsRivel/game_of_life against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMatsRivel%2Fgame_of_life" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MatsRivel/game_of_life on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/MatsRivel/game_of_life [INFO] finished tweaking git repo https://github.com/MatsRivel/game_of_life [INFO] tweaked toml for git repo https://github.com/MatsRivel/game_of_life written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/MatsRivel/game_of_life 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 64d7c1d59836f3c499c401ac2ff305c6c0a192c672a5b97e2f5c27139c082f93 [INFO] running `Command { std: "docker" "start" "-a" "64d7c1d59836f3c499c401ac2ff305c6c0a192c672a5b97e2f5c27139c082f93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "64d7c1d59836f3c499c401ac2ff305c6c0a192c672a5b97e2f5c27139c082f93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64d7c1d59836f3c499c401ac2ff305c6c0a192c672a5b97e2f5c27139c082f93", kill_on_drop: false }` [INFO] [stdout] 64d7c1d59836f3c499c401ac2ff305c6c0a192c672a5b97e2f5c27139c082f93 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] af388659c5333411a7204924c5879115ca539fc70b9ebf95b07003a4e3858e05 [INFO] running `Command { std: "docker" "start" "-a" "af388659c5333411a7204924c5879115ca539fc70b9ebf95b07003a4e3858e05", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.141 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling crossbeam-utils v0.8.15 [INFO] [stderr] Compiling memoffset v0.8.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.14 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Checking array-init v2.1.0 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking getrandom v0.2.9 [INFO] [stderr] Checking num_cpus v1.15.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking num-integer v0.1.45 [INFO] [stderr] Checking num-complex v0.4.3 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking rayon v1.7.0 [INFO] [stderr] Checking num-bigint v0.4.3 [INFO] [stderr] Checking num-iter v0.1.43 [INFO] [stderr] Checking num-rational v0.4.1 [INFO] [stderr] Checking num v0.4.0 [INFO] [stderr] Checking game_of_life v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `rand` is imported redundantly [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use rand::{self, thread_rng, Rng}; [INFO] [stdout] | ^^^^ the item `rand` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `IntoParallelIterator`, `IntoParallelRefMutIterator`, `ParallelIterator` [INFO] [stdout] --> src/main.rs:3:22 [INFO] [stdout] | [INFO] [stdout] 3 | use rayon::prelude::{IntoParallelRefMutIterator, ParallelIterator, IntoParallelIterator}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rand` is imported redundantly [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use rand::{self, thread_rng, Rng}; [INFO] [stdout] | ^^^^ the item `rand` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `IntoParallelIterator`, `IntoParallelRefMutIterator`, `ParallelIterator` [INFO] [stdout] --> src/main.rs:3:22 [INFO] [stdout] | [INFO] [stdout] 3 | use rayon::prelude::{IntoParallelRefMutIterator, ParallelIterator, IntoParallelIterator}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 73 | (x_dim,y_dim) => (x_idx-1, y_idx-1, x_dim, y_dim ), [INFO] [stdout] | ------------- matches any value [INFO] [stdout] 74 | (_,_) => (x_idx-1, y_idx-1, x_idx+1, y_idx+1) [INFO] [stdout] | ^^^^^ unreachable pattern [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x_dim` [INFO] [stdout] --> src/main.rs:68:10 [INFO] [stdout] | [INFO] [stdout] 68 | let (x_dim,y_dim) = (grid.len()-1,grid.len()-1); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_x_dim` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y_dim` [INFO] [stdout] --> src/main.rs:68:16 [INFO] [stdout] | [INFO] [stdout] 68 | let (x_dim,y_dim) = (grid.len()-1,grid.len()-1); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_y_dim` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 73 | (x_dim,y_dim) => (x_idx-1, y_idx-1, x_dim, y_dim ), [INFO] [stdout] | ------------- matches any value [INFO] [stdout] 74 | (_,_) => (x_idx-1, y_idx-1, x_idx+1, y_idx+1) [INFO] [stdout] | ^^^^^ unreachable pattern [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x_dim` [INFO] [stdout] --> src/main.rs:68:10 [INFO] [stdout] | [INFO] [stdout] 68 | let (x_dim,y_dim) = (grid.len()-1,grid.len()-1); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_x_dim` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y_dim` [INFO] [stdout] --> src/main.rs:68:16 [INFO] [stdout] | [INFO] [stdout] 68 | let (x_dim,y_dim) = (grid.len()-1,grid.len()-1); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_y_dim` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.26s [INFO] running `Command { std: "docker" "inspect" "af388659c5333411a7204924c5879115ca539fc70b9ebf95b07003a4e3858e05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af388659c5333411a7204924c5879115ca539fc70b9ebf95b07003a4e3858e05", kill_on_drop: false }` [INFO] [stdout] af388659c5333411a7204924c5879115ca539fc70b9ebf95b07003a4e3858e05