[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] building MatsRivel/game_of_life against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMatsRivel%2Fgame_of_life" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MatsRivel/game_of_life on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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-2-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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b605749df3ccd49da33893201ac65f6381ab810d21564a6ea87910919d3c6b7f [INFO] running `Command { std: "docker" "start" "-a" "b605749df3ccd49da33893201ac65f6381ab810d21564a6ea87910919d3c6b7f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b605749df3ccd49da33893201ac65f6381ab810d21564a6ea87910919d3c6b7f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b605749df3ccd49da33893201ac65f6381ab810d21564a6ea87910919d3c6b7f", kill_on_drop: false }` [INFO] [stdout] b605749df3ccd49da33893201ac65f6381ab810d21564a6ea87910919d3c6b7f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a420d3714aca94bdb32cf9da86e33cc9ecba91c03be3b17710ac2c8d508204fb [INFO] running `Command { std: "docker" "start" "-a" "a420d3714aca94bdb32cf9da86e33cc9ecba91c03be3b17710ac2c8d508204fb", 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 num-integer v0.1.45 [INFO] [stderr] Compiling memoffset v0.8.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.14 [INFO] [stderr] Compiling num-bigint v0.4.3 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Compiling either v1.8.1 [INFO] [stderr] Compiling array-init v2.1.0 [INFO] [stderr] Compiling crossbeam-channel v0.5.8 [INFO] [stderr] Compiling getrandom v0.2.9 [INFO] [stderr] Compiling num_cpus v1.15.0 [INFO] [stderr] Compiling crossbeam-deque v0.8.3 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling num-complex v0.4.3 [INFO] [stderr] Compiling rayon v1.7.0 [INFO] [stderr] Compiling num v0.4.0 [INFO] [stderr] Compiling game_of_life v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `IntoParallelIterator`, `IntoParallelRefMutIterator`, and `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] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | (_,_) => (x_idx-1, y_idx-1, x_idx+1, y_idx+1) [INFO] [stdout] | ^^^^^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/main.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 70 | (0usize,0usize) => (0usize, 0usize, x_idx+1, y_idx+1), [INFO] [stdout] | --------------- matches some of the same values [INFO] [stdout] 71 | (0usize,y_dim) => (0usize, y_idx-1, x_idx+1, y_dim ), [INFO] [stdout] | -------------- matches some of the same values [INFO] [stdout] 72 | (x_dim,0usize) => (x_idx-1, 0usize, x_dim, y_idx+1), [INFO] [stdout] | -------------- matches some of the same values [INFO] [stdout] 73 | (x_dim,y_dim) => (x_idx-1, y_idx-1, x_dim, y_dim ), [INFO] [stdout] | ------------- matches some of the same values [INFO] [stdout] 74 | (_,_) => (x_idx-1, y_idx-1, x_idx+1, y_idx+1) [INFO] [stdout] | ^^^^^ collectively making this unreachable [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.54s [INFO] running `Command { std: "docker" "inspect" "a420d3714aca94bdb32cf9da86e33cc9ecba91c03be3b17710ac2c8d508204fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a420d3714aca94bdb32cf9da86e33cc9ecba91c03be3b17710ac2c8d508204fb", kill_on_drop: false }` [INFO] [stdout] a420d3714aca94bdb32cf9da86e33cc9ecba91c03be3b17710ac2c8d508204fb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 061e43fdd7623efa251fe769844a4d59cfa5f814e93a650b08e8d29ea7eee602 [INFO] running `Command { std: "docker" "start" "-a" "061e43fdd7623efa251fe769844a4d59cfa5f814e93a650b08e8d29ea7eee602", kill_on_drop: false }` [INFO] [stderr] Compiling game_of_life v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `IntoParallelIterator`, `IntoParallelRefMutIterator`, and `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] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | (_,_) => (x_idx-1, y_idx-1, x_idx+1, y_idx+1) [INFO] [stdout] | ^^^^^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/main.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 70 | (0usize,0usize) => (0usize, 0usize, x_idx+1, y_idx+1), [INFO] [stdout] | --------------- matches some of the same values [INFO] [stdout] 71 | (0usize,y_dim) => (0usize, y_idx-1, x_idx+1, y_dim ), [INFO] [stdout] | -------------- matches some of the same values [INFO] [stdout] 72 | (x_dim,0usize) => (x_idx-1, 0usize, x_dim, y_idx+1), [INFO] [stdout] | -------------- matches some of the same values [INFO] [stdout] 73 | (x_dim,y_dim) => (x_idx-1, y_idx-1, x_dim, y_dim ), [INFO] [stdout] | ------------- matches some of the same values [INFO] [stdout] 74 | (_,_) => (x_idx-1, y_idx-1, x_idx+1, y_idx+1) [INFO] [stdout] | ^^^^^ collectively making this unreachable [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] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] running `Command { std: "docker" "inspect" "061e43fdd7623efa251fe769844a4d59cfa5f814e93a650b08e8d29ea7eee602", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "061e43fdd7623efa251fe769844a4d59cfa5f814e93a650b08e8d29ea7eee602", kill_on_drop: false }` [INFO] [stdout] 061e43fdd7623efa251fe769844a4d59cfa5f814e93a650b08e8d29ea7eee602