[INFO] cloning repository https://github.com/ktsimpso/adventofcode2023 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ktsimpso/adventofcode2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fktsimpso%2Fadventofcode2023", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fktsimpso%2Fadventofcode2023'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 499b4c4a6aae68c681177d0c61971ff236645e5d [INFO] building ktsimpso/adventofcode2023 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fktsimpso%2Fadventofcode2023" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain [INFO] started tweaking git repo https://github.com/ktsimpso/adventofcode2023 [INFO] finished tweaking git repo https://github.com/ktsimpso/adventofcode2023 [INFO] tweaked toml for git repo https://github.com/ktsimpso/adventofcode2023 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ktsimpso/adventofcode2023 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/ktsimpso/adventofcode2023 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded priority-queue v2.1.1 [INFO] [stderr] Downloaded size v0.4.1 [INFO] [stderr] Downloaded ego-tree v0.9.0 [INFO] [stderr] Downloaded scraper v0.21.0 [INFO] [stderr] Downloaded dashu v0.4.2 [INFO] [stderr] Downloaded markup5ever v0.14.0 [INFO] [stderr] Downloaded rtrb v0.2.3 [INFO] [stderr] Downloaded dashu-base v0.4.1 [INFO] [stderr] Downloaded dashu-macros v0.4.1 [INFO] [stderr] Downloaded ariadne v0.3.0 [INFO] [stderr] Downloaded num-modular v0.6.1 [INFO] [stderr] Downloaded dashu-float v0.4.3 [INFO] [stderr] Downloaded ureq v2.11.0 [INFO] [stderr] Downloaded dashu-ratio v0.4.1 [INFO] [stderr] Downloaded minstant v0.1.7 [INFO] [stderr] Downloaded dashu-int v0.4.1 [INFO] [stderr] Downloaded chumsky v1.0.0-alpha.7 [INFO] [stderr] Downloaded html5ever v0.29.0 [INFO] [stderr] Downloaded minitrace v0.6.7 [INFO] [stderr] Downloaded num-order v1.2.0 [INFO] [stderr] Downloaded cache-padded v1.3.0 [INFO] [stderr] Downloaded mintex v0.1.3 [INFO] [stderr] Downloaded minitrace-macro v0.6.7 [INFO] [stderr] Downloaded ctor v0.1.26 [INFO] [stderr] Downloaded regex-automata v0.3.9 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 968c39bbe7371f15463f5bad8cc71f6891f58629206dc018499ba9fb7a0b378d [INFO] running `Command { std: "docker" "start" "-a" "968c39bbe7371f15463f5bad8cc71f6891f58629206dc018499ba9fb7a0b378d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "968c39bbe7371f15463f5bad8cc71f6891f58629206dc018499ba9fb7a0b378d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "968c39bbe7371f15463f5bad8cc71f6891f58629206dc018499ba9fb7a0b378d", kill_on_drop: false }` [INFO] [stdout] 968c39bbe7371f15463f5bad8cc71f6891f58629206dc018499ba9fb7a0b378d [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5b20543802d942f236af721911ffc5e665c44a17527fb01d0f951470e999293f [INFO] running `Command { std: "docker" "start" "-a" "5b20543802d942f236af721911ffc5e665c44a17527fb01d0f951470e999293f", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-ident v1.0.14 [INFO] [stderr] Compiling libc v0.2.167 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling litemap v0.7.3 [INFO] [stderr] Compiling phf_shared v0.11.2 [INFO] [stderr] Compiling num-modular v0.6.1 [INFO] [stderr] Compiling getrandom v0.2.15 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Compiling ring v0.17.8 [INFO] [stderr] Compiling dashu-base v0.4.1 [INFO] [stderr] Compiling psm v0.1.24 [INFO] [stderr] Compiling serde_json v1.0.133 [INFO] [stderr] Compiling rustix v0.38.41 [INFO] [stderr] Compiling proc-macro2 v1.0.92 [INFO] [stderr] Compiling indexmap v2.6.0 [INFO] [stderr] Compiling dtoa-short v0.3.5 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling form_urlencoded v1.2.1 [INFO] [stderr] Compiling time v0.3.36 [INFO] [stderr] Compiling stacker v0.1.17 [INFO] [stderr] Compiling parking_lot v0.12.3 [INFO] [stderr] Compiling matrixmultiply v0.3.9 [INFO] [stderr] Compiling rustls v0.23.19 [INFO] [stderr] Compiling document-features v0.2.10 [INFO] [stderr] Compiling servo_arc v0.4.0 [INFO] [stderr] Compiling web-time v1.1.0 [INFO] [stderr] Compiling chumsky v1.0.0-alpha.7 [INFO] [stderr] Compiling cache-padded v1.3.0 [INFO] [stderr] Compiling string_cache v0.8.7 [INFO] [stderr] Compiling rawpointer v0.2.1 [INFO] [stderr] Compiling rtrb v0.2.3 [INFO] [stderr] Compiling clap_builder v4.5.21 [INFO] [stderr] Compiling console v0.15.8 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling flate2 v1.0.35 [INFO] [stderr] Compiling webpki-roots v0.26.7 [INFO] [stderr] Compiling getopts v0.2.21 [INFO] [stderr] Compiling syn v2.0.90 [INFO] [stderr] Compiling dashu-int v0.4.1 [INFO] [stderr] Compiling num-order v1.2.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling num-complex v0.4.6 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling yansi v0.5.1 [INFO] [stderr] Compiling ego-tree v0.9.0 [INFO] [stderr] Compiling priority-queue v2.1.1 [INFO] [stderr] Compiling ndarray v0.16.1 [INFO] [stderr] Compiling ariadne v0.3.0 [INFO] [stderr] Compiling integer-sqrt v0.1.5 [INFO] [stderr] Compiling tap v1.0.1 [INFO] [stderr] Compiling cookie v0.18.1 [INFO] [stderr] Compiling tempfile v3.14.0 [INFO] [stderr] Compiling dashu-float v0.4.3 [INFO] [stderr] Compiling dashu-ratio v0.4.1 [INFO] [stderr] Compiling dashu-macros v0.4.1 [INFO] [stderr] Compiling rustls-webpki v0.102.8 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling ctor v0.1.26 [INFO] [stderr] Compiling minitrace-macro v0.6.7 [INFO] [stderr] Compiling dashu v0.4.2 [INFO] [stderr] Compiling minstant v0.1.7 [INFO] [stderr] Compiling synstructure v0.13.1 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling zerovec-derive v0.10.3 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Compiling icu_provider_macros v1.5.0 [INFO] [stderr] Compiling html5ever v0.29.0 [INFO] [stderr] Compiling cssparser-macros v0.6.1 [INFO] [stderr] Compiling pin-project-internal v1.1.7 [INFO] [stderr] Compiling derive_more v0.99.18 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling serde_derive v1.0.215 [INFO] [stderr] Compiling clap_derive v4.5.18 [INFO] [stderr] Compiling zerofrom-derive v0.1.5 [INFO] [stderr] Compiling yoke-derive v0.7.5 [INFO] [stderr] Compiling zerocopy v0.7.35 [INFO] [stderr] Compiling pin-project v1.1.7 [INFO] [stderr] Compiling ppv-lite86 v0.2.20 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Compiling zerofrom v0.1.4 [INFO] [stderr] Compiling yoke v0.7.4 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling dialoguer v0.11.0 [INFO] [stderr] Compiling zerovec v0.10.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling hashbrown v0.14.5 [INFO] [stderr] Compiling clap v4.5.21 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling tinystr v0.7.6 [INFO] [stderr] Compiling icu_collections v1.5.0 [INFO] [stderr] Compiling icu_locid v1.5.0 [INFO] [stderr] Compiling minitrace v0.6.7 [INFO] [stderr] Compiling icu_provider v1.5.0 [INFO] [stderr] Compiling icu_locid_transform v1.5.0 [INFO] [stderr] Compiling phf_generator v0.11.2 [INFO] [stderr] Compiling phf_generator v0.10.0 [INFO] [stderr] Compiling phf_codegen v0.11.2 [INFO] [stderr] Compiling phf_macros v0.11.2 [INFO] [stderr] Compiling string_cache_codegen v0.5.2 [INFO] [stderr] Compiling selectors v0.26.0 [INFO] [stderr] Compiling markup5ever v0.14.0 [INFO] [stderr] Compiling phf v0.11.2 [INFO] [stderr] Compiling cssparser v0.34.0 [INFO] [stderr] Compiling icu_properties v1.5.1 [INFO] [stderr] Compiling icu_normalizer v1.5.0 [INFO] [stderr] Compiling scraper v0.21.0 [INFO] [stderr] Compiling idna_adapter v1.2.0 [INFO] [stderr] Compiling idna v1.0.3 [INFO] [stderr] Compiling publicsuffix v2.3.0 [INFO] [stderr] Compiling url v2.5.4 [INFO] [stderr] Compiling cookie_store v0.21.1 [INFO] [stderr] Compiling ureq v2.11.0 [INFO] [stderr] Compiling adventofcode2023 v1.0.8 (/opt/rustwide/workdir) [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/days/day20.rs:293:24 [INFO] [stdout] | [INFO] [stdout] 293 | && let Some(target) = target_pulses.get_mut(&source) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/days/day20.rs:304:20 [INFO] [stdout] | [INFO] [stdout] 304 | if let Some(target) = target_pulses.get_mut(&source) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(let_chains)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `adventofcode2023` (bin "adventofcode2023") due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "5b20543802d942f236af721911ffc5e665c44a17527fb01d0f951470e999293f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b20543802d942f236af721911ffc5e665c44a17527fb01d0f951470e999293f", kill_on_drop: false }` [INFO] [stdout] 5b20543802d942f236af721911ffc5e665c44a17527fb01d0f951470e999293f