[INFO] cloning repository https://github.com/jojohanhannesnes/thousand_island
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jojohanhannesnes/thousand_island" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjojohanhannesnes%2Fthousand_island", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjojohanhannesnes%2Fthousand_island'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dd1fb50cd12c655d232fed13444605f31cbda9ad
[INFO] checking jojohanhannesnes/thousand_island against nightly-2024-02-05 for check-cfg-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjojohanhannesnes%2Fthousand_island" "/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/jojohanhannesnes/thousand_island on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jojohanhannesnes/thousand_island
[INFO] finished tweaking git repo https://github.com/jojohanhannesnes/thousand_island
[INFO] tweaked toml for git repo https://github.com/jojohanhannesnes/thousand_island written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jojohanhannesnes/thousand_island 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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded deranged v0.3.9
[INFO] [stderr]   Downloaded time v0.3.30
[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" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7ccd3a0fc202fc096bf566640ebecb21d612f7985b8d7fe922f2d13227e8a34
[INFO] running `Command { std: "docker" "start" "-a" "e7ccd3a0fc202fc096bf566640ebecb21d612f7985b8d7fe922f2d13227e8a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7ccd3a0fc202fc096bf566640ebecb21d612f7985b8d7fe922f2d13227e8a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7ccd3a0fc202fc096bf566640ebecb21d612f7985b8d7fe922f2d13227e8a34", kill_on_drop: false }`
[INFO] [stdout] e7ccd3a0fc202fc096bf566640ebecb21d612f7985b8d7fe922f2d13227e8a34
[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" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2d9375a9856059919198bee9d983b1c925242f2a9adcaa76bddd95f13951edc
[INFO] running `Command { std: "docker" "start" "-a" "b2d9375a9856059919198bee9d983b1c925242f2a9adcaa76bddd95f13951edc", kill_on_drop: false }`
[INFO] [stderr]     Checking deranged v0.3.9
[INFO] [stderr]     Checking utils v0.1.0 (/opt/rustwide/workdir/utils)
[INFO] [stderr]     Checking euler v0.1.0 (/opt/rustwide/workdir/euler)
[INFO] [stdout] warning: constant `CONTENTS` is never used
[INFO] [stdout]  --> euler/src/largest_product_in_grid.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | const CONTENTS: &str = "
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `largest_product_in_grid` is never used
[INFO] [stdout]   --> euler/src/largest_product_in_grid.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn largest_product_in_grid() -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking time v0.3.30
[INFO] [stderr]     Checking exercism v0.1.0 (/opt/rustwide/workdir/exercism)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.33s
[INFO] running `Command { std: "docker" "inspect" "b2d9375a9856059919198bee9d983b1c925242f2a9adcaa76bddd95f13951edc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2d9375a9856059919198bee9d983b1c925242f2a9adcaa76bddd95f13951edc", kill_on_drop: false }`
[INFO] [stdout] b2d9375a9856059919198bee9d983b1c925242f2a9adcaa76bddd95f13951edc