[INFO] cloning repository https://github.com/bigf00t/rustyrattler [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bigf00t/rustyrattler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbigf00t%2Frustyrattler", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbigf00t%2Frustyrattler'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 367891ccfc9a0e4f11d111cf2fed0fc3093932e1 [INFO] checking bigf00t/rustyrattler against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbigf00t%2Frustyrattler" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bigf00t/rustyrattler on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bigf00t/rustyrattler [INFO] finished tweaking git repo https://github.com/bigf00t/rustyrattler [INFO] tweaked toml for git repo https://github.com/bigf00t/rustyrattler written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/bigf00t/rustyrattler already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 47585a8a00531cbbfeb5cbba991102078fe4e890361992502c895620958f7efb [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "47585a8a00531cbbfeb5cbba991102078fe4e890361992502c895620958f7efb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "47585a8a00531cbbfeb5cbba991102078fe4e890361992502c895620958f7efb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "47585a8a00531cbbfeb5cbba991102078fe4e890361992502c895620958f7efb", kill_on_drop: false }` [INFO] [stdout] 47585a8a00531cbbfeb5cbba991102078fe4e890361992502c895620958f7efb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 474ded38fd690f8c030d9e396fcefc77c0e3c2d271fa6b3cddd745e950f215fc [INFO] running `Command { std: "docker" "start" "-a" "474ded38fd690f8c030d9e396fcefc77c0e3c2d271fa6b3cddd745e950f215fc", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libm v0.2.1 [INFO] [stderr] Compiling libc v0.2.84 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Compiling paste v1.0.4 [INFO] [stderr] Checking array2d v0.2.1 [INFO] [stderr] Compiling standback v0.2.14 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling time v0.2.25 [INFO] [stderr] Checking itertools v0.10.0 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Checking matrixmultiply v0.2.4 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking num-complex v0.3.1 [INFO] [stderr] Checking approx v0.4.0 [INFO] [stderr] Checking simba v0.3.1 [INFO] [stderr] Checking rand_distr v0.3.0 [INFO] [stderr] Compiling time-macros-impl v0.1.1 [INFO] [stderr] Checking time-macros v0.1.1 [INFO] [stderr] Checking nalgebra v0.24.1 [INFO] [stderr] Checking rustyrattler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `turn` [INFO] [stdout] --> src/main.rs:42:55 [INFO] [stdout] | [INFO] [stdout] 42 | for (key, group) in &stack.into_iter().group_by(|(turn, snakes)| snakes[0][0]) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_turn` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/main.rs:42:10 [INFO] [stdout] | [INFO] [stdout] 42 | for (key, group) in &stack.into_iter().group_by(|(turn, snakes)| snakes[0][0]) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `turn` [INFO] [stdout] --> src/main.rs:65:13 [INFO] [stdout] | [INFO] [stdout] 65 | let mut turn: i32; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_turn` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_stack` [INFO] [stdout] --> src/main.rs:107:4 [INFO] [stdout] | [INFO] [stdout] 107 | fn print_stack(stack: VecDeque::<(i32, Vec>>)>) -> () { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `turn` [INFO] [stdout] --> src/main.rs:42:55 [INFO] [stdout] | [INFO] [stdout] 42 | for (key, group) in &stack.into_iter().group_by(|(turn, snakes)| snakes[0][0]) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_turn` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/main.rs:42:10 [INFO] [stdout] | [INFO] [stdout] 42 | for (key, group) in &stack.into_iter().group_by(|(turn, snakes)| snakes[0][0]) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `turn` [INFO] [stdout] --> src/main.rs:65:13 [INFO] [stdout] | [INFO] [stdout] 65 | let mut turn: i32; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_turn` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_stack` [INFO] [stdout] --> src/main.rs:107:4 [INFO] [stdout] | [INFO] [stdout] 107 | fn print_stack(stack: VecDeque::<(i32, Vec>>)>) -> () { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 36.32s [INFO] running `Command { std: "docker" "inspect" "474ded38fd690f8c030d9e396fcefc77c0e3c2d271fa6b3cddd745e950f215fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "474ded38fd690f8c030d9e396fcefc77c0e3c2d271fa6b3cddd745e950f215fc", kill_on_drop: false }` [INFO] [stdout] 474ded38fd690f8c030d9e396fcefc77c0e3c2d271fa6b3cddd745e950f215fc