[INFO] cloning repository https://github.com/rgodha24/aoc-2023
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rgodha24/aoc-2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frgodha24%2Faoc-2023", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frgodha24%2Faoc-2023'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 37b2e80ac520670f5dcd7b55e8cf19d29d8ff60d
[INFO] checking rgodha24/aoc-2023 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frgodha24%2Faoc-2023" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rgodha24/aoc-2023 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/rgodha24/aoc-2023
[INFO] finished tweaking git repo https://github.com/rgodha24/aoc-2023
[INFO] tweaked toml for git repo https://github.com/rgodha24/aoc-2023 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rgodha24/aoc-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v2.0.40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa53599b979f1253d8e81a343a08f94c0c19e77db442e4ae061dafc726a90caf
[INFO] running `Command { std: "docker" "start" "-a" "aa53599b979f1253d8e81a343a08f94c0c19e77db442e4ae061dafc726a90caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa53599b979f1253d8e81a343a08f94c0c19e77db442e4ae061dafc726a90caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa53599b979f1253d8e81a343a08f94c0c19e77db442e4ae061dafc726a90caf", kill_on_drop: false }`
[INFO] [stdout] aa53599b979f1253d8e81a343a08f94c0c19e77db442e4ae061dafc726a90caf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ed97b088a33f15cdc845124598300d06fa612cc4abaad4ac46970319fb80ae0
[INFO] running `Command { std: "docker" "start" "-a" "7ed97b088a33f15cdc845124598300d06fa612cc4abaad4ac46970319fb80ae0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling crossbeam-utils v0.8.17
[INFO] [stderr]    Compiling semver v1.0.20
[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]     Checking futures-sink v0.3.29
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking crossbeam-epoch v0.9.16
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling syn v2.0.40
[INFO] [stderr]     Checking futures-io v0.3.29
[INFO] [stderr]     Checking crossbeam-deque v0.8.4
[INFO] [stderr]    Compiling rstest_macros v0.18.2
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling portable-atomic v1.5.1
[INFO] [stderr]     Checking rayon-core v1.12.0
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]    Compiling relative-path v1.9.0
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]     Checking itertools v0.12.0
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking pico-args v0.5.0
[INFO] [stderr]     Checking indicatif v0.17.7
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling futures-macro v0.3.29
[INFO] [stderr]     Checking futures-executor v0.3.29
[INFO] [stderr]     Checking futures v0.3.29
[INFO] [stderr]     Checking rstest v0.18.2
[INFO] [stderr]     Checking advent_of_code v0.9.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]  --> src/helpers/grid.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     default::Default,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Default` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/helpers/math.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]  --> src/helpers/grid.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     default::Default,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Default` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/helpers/math.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.82s
[INFO] running `Command { std: "docker" "inspect" "7ed97b088a33f15cdc845124598300d06fa612cc4abaad4ac46970319fb80ae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ed97b088a33f15cdc845124598300d06fa612cc4abaad4ac46970319fb80ae0", kill_on_drop: false }`
[INFO] [stdout] 7ed97b088a33f15cdc845124598300d06fa612cc4abaad4ac46970319fb80ae0
[INFO] checking rgodha24/aoc-2023 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frgodha24%2Faoc-2023" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rgodha24/aoc-2023 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/rgodha24/aoc-2023
[INFO] finished tweaking git repo https://github.com/rgodha24/aoc-2023
[INFO] tweaked toml for git repo https://github.com/rgodha24/aoc-2023 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/rgodha24/aoc-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8772dc77acd5c753dbad18a912dd3f984b0937c37abcdaadd4c1d4325eeb2a91
[INFO] running `Command { std: "docker" "start" "-a" "8772dc77acd5c753dbad18a912dd3f984b0937c37abcdaadd4c1d4325eeb2a91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8772dc77acd5c753dbad18a912dd3f984b0937c37abcdaadd4c1d4325eeb2a91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8772dc77acd5c753dbad18a912dd3f984b0937c37abcdaadd4c1d4325eeb2a91", kill_on_drop: false }`
[INFO] [stdout] 8772dc77acd5c753dbad18a912dd3f984b0937c37abcdaadd4c1d4325eeb2a91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b76ad41d941ed757930d4324d8f4ced361ea07634fee1e5dd6edfdf66373c9d7
[INFO] running `Command { std: "docker" "start" "-a" "b76ad41d941ed757930d4324d8f4ced361ea07634fee1e5dd6edfdf66373c9d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling crossbeam-utils v0.8.17
[INFO] [stderr]    Compiling semver v1.0.20
[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]     Checking futures-sink v0.3.29
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking futures-io v0.3.29
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling syn v2.0.40
[INFO] [stderr]     Checking crossbeam-epoch v0.9.16
[INFO] [stderr]    Compiling rstest_macros v0.18.2
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking crossbeam-deque v0.8.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling portable-atomic v1.5.1
[INFO] [stderr]     Checking rayon-core v1.12.0
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]    Compiling relative-path v1.9.0
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]     Checking itertools v0.12.0
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking pico-args v0.5.0
[INFO] [stderr]     Checking indicatif v0.17.7
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling futures-macro v0.3.29
[INFO] [stderr]     Checking futures-executor v0.3.29
[INFO] [stderr]     Checking futures v0.3.29
[INFO] [stderr]     Checking rstest v0.18.2
[INFO] [stderr]     Checking advent_of_code v0.9.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]  --> src/helpers/grid.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     default::Default,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Default` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/helpers/math.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]  --> src/helpers/grid.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     default::Default,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Default` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/helpers/math.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.98s
[INFO] running `Command { std: "docker" "inspect" "b76ad41d941ed757930d4324d8f4ced361ea07634fee1e5dd6edfdf66373c9d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b76ad41d941ed757930d4324d8f4ced361ea07634fee1e5dd6edfdf66373c9d7", kill_on_drop: false }`
[INFO] [stdout] b76ad41d941ed757930d4324d8f4ced361ea07634fee1e5dd6edfdf66373c9d7