[INFO] cloning repository https://github.com/ahaggi/rust_kattis_4.1_diagonal_cut [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ahaggi/rust_kattis_4.1_diagonal_cut" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahaggi%2Frust_kattis_4.1_diagonal_cut", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahaggi%2Frust_kattis_4.1_diagonal_cut'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 711ab5343fa848427e1f09594275dba1bd73b7df [INFO] checking ahaggi/rust_kattis_4.1_diagonal_cut against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahaggi%2Frust_kattis_4.1_diagonal_cut" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ahaggi/rust_kattis_4.1_diagonal_cut on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ahaggi/rust_kattis_4.1_diagonal_cut [INFO] finished tweaking git repo https://github.com/ahaggi/rust_kattis_4.1_diagonal_cut [INFO] tweaked toml for git repo https://github.com/ahaggi/rust_kattis_4.1_diagonal_cut written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/ahaggi/rust_kattis_4.1_diagonal_cut already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b987518dd68d3a9c4853f35680fc2948215f4a8de8bbb29f5fcb0a297d9db38b [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" "b987518dd68d3a9c4853f35680fc2948215f4a8de8bbb29f5fcb0a297d9db38b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b987518dd68d3a9c4853f35680fc2948215f4a8de8bbb29f5fcb0a297d9db38b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b987518dd68d3a9c4853f35680fc2948215f4a8de8bbb29f5fcb0a297d9db38b", kill_on_drop: false }` [INFO] [stdout] b987518dd68d3a9c4853f35680fc2948215f4a8de8bbb29f5fcb0a297d9db38b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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] 545fb4c4dc13d9b9fa7fdaab6cc68e3dd21156589a064bad28bb797667c230a7 [INFO] running `Command { std: "docker" "start" "-a" "545fb4c4dc13d9b9fa7fdaab6cc68e3dd21156589a064bad28bb797667c230a7", kill_on_drop: false }` [INFO] [stderr] Checking diagonal_cut v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `is_nums_div_gcd_odd` is never read [INFO] [stdout] --> src/main.rs:29:21 [INFO] [stdout] | [INFO] [stdout] 29 | let mut is_nums_div_gcd_odd: bool = false; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `is_res_of_div_odd` [INFO] [stdout] --> src/main.rs:131:4 [INFO] [stdout] | [INFO] [stdout] 131 | fn is_res_of_div_odd(number: &str, divisor: u64) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `is_nums_div_gcd_odd` is never read [INFO] [stdout] --> src/main.rs:29:21 [INFO] [stdout] | [INFO] [stdout] 29 | let mut is_nums_div_gcd_odd: bool = false; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `is_res_of_div_odd` [INFO] [stdout] --> src/main.rs:131:4 [INFO] [stdout] | [INFO] [stdout] 131 | fn is_res_of_div_odd(number: &str, divisor: u64) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` 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 0.25s [INFO] running `Command { std: "docker" "inspect" "545fb4c4dc13d9b9fa7fdaab6cc68e3dd21156589a064bad28bb797667c230a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "545fb4c4dc13d9b9fa7fdaab6cc68e3dd21156589a064bad28bb797667c230a7", kill_on_drop: false }` [INFO] [stdout] 545fb4c4dc13d9b9fa7fdaab6cc68e3dd21156589a064bad28bb797667c230a7