[INFO] cloning repository https://github.com/Ben-Wormald/advent-of-code-2023
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ben-Wormald/advent-of-code-2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBen-Wormald%2Fadvent-of-code-2023", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBen-Wormald%2Fadvent-of-code-2023'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2ee14fe132bd63a7b3c499d736d6d6d9cfddc555
[INFO] checking Ben-Wormald/advent-of-code-2023 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBen-Wormald%2Fadvent-of-code-2023" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ben-Wormald/advent-of-code-2023 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Ben-Wormald/advent-of-code-2023
[INFO] finished tweaking git repo https://github.com/Ben-Wormald/advent-of-code-2023
[INFO] tweaked toml for git repo https://github.com/Ben-Wormald/advent-of-code-2023 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Ben-Wormald/advent-of-code-2023 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3aabbd804aa76082139721629e9f6e2292f1d768ec804f1f56a3ba9cd0c4ee95
[INFO] running `Command { std: "docker" "start" "-a" "3aabbd804aa76082139721629e9f6e2292f1d768ec804f1f56a3ba9cd0c4ee95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3aabbd804aa76082139721629e9f6e2292f1d768ec804f1f56a3ba9cd0c4ee95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aabbd804aa76082139721629e9f6e2292f1d768ec804f1f56a3ba9cd0c4ee95", kill_on_drop: false }`
[INFO] [stdout] 3aabbd804aa76082139721629e9f6e2292f1d768ec804f1f56a3ba9cd0c4ee95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 256aca55790aa6462a1abe55224687a5e305bfdb0ed12e1e2ec7f899a802058f
[INFO] running `Command { std: "docker" "start" "-a" "256aca55790aa6462a1abe55224687a5e305bfdb0ed12e1e2ec7f899a802058f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]    Compiling openssl v0.10.60
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]     Checking http v0.2.11
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking futures-io v0.3.29
[INFO] [stderr]     Checking deranged v0.3.9
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.9
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking time v0.3.30
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]    Compiling cookie v0.16.2
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking tokio v1.34.0
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking psl-types v2.0.11
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]    Compiling openssl-sys v0.9.96
[INFO] [stderr]     Checking publicsuffix v2.2.3
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking num-bigint v0.4.4
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking num-iter v0.1.43
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking clap_builder v4.4.9
[INFO] [stderr]     Checking base64 v0.21.5
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking itertools v0.12.0
[INFO] [stderr]     Checking serde_json v1.0.108
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking num-rational v0.4.1
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking h2 v0.3.22
[INFO] [stderr]     Checking clap v4.4.10
[INFO] [stderr]     Checking cookie_store v0.16.2
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.22
[INFO] [stderr]     Checking advent-of-code-2023 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/solutions/day_12.rs:84:23
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub fn solve_part_two(input: &str) -> usize {
[INFO] [stdout]    |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/solutions/day_12.rs:84:23
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub fn solve_part_two(input: &str) -> usize {
[INFO] [stdout]    |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.69s
[INFO] running `Command { std: "docker" "inspect" "256aca55790aa6462a1abe55224687a5e305bfdb0ed12e1e2ec7f899a802058f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "256aca55790aa6462a1abe55224687a5e305bfdb0ed12e1e2ec7f899a802058f", kill_on_drop: false }`
[INFO] [stdout] 256aca55790aa6462a1abe55224687a5e305bfdb0ed12e1e2ec7f899a802058f