[INFO] cloning repository https://github.com/superaxander/aoc_2017 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/superaxander/aoc_2017" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuperaxander%2Faoc_2017", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuperaxander%2Faoc_2017'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 71e5f3d9e3ab174ff39cc45ed31ec110716419d9 [INFO] checking superaxander/aoc_2017 against try#b10dae361a61486cfbdcd3aae3877ee17e00d192 for pr-153912 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuperaxander%2Faoc_2017" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/superaxander/aoc_2017 [INFO] finished tweaking git repo https://github.com/superaxander/aoc_2017 [INFO] tweaked toml for git repo https://github.com/superaxander/aoc_2017 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/superaxander/aoc_2017 on toolchain b10dae361a61486cfbdcd3aae3877ee17e00d192 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b10dae361a61486cfbdcd3aae3877ee17e00d192" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/superaxander/aoc_2017 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" "+b10dae361a61486cfbdcd3aae3877ee17e00d192" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b10dae361a61486cfbdcd3aae3877ee17e00d192" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f20678a10d72a98697e3e784052575ff1bbdfa88150172bc00feb34cfe92962f [INFO] running `Command { std: "docker" "start" "-a" "f20678a10d72a98697e3e784052575ff1bbdfa88150172bc00feb34cfe92962f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f20678a10d72a98697e3e784052575ff1bbdfa88150172bc00feb34cfe92962f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f20678a10d72a98697e3e784052575ff1bbdfa88150172bc00feb34cfe92962f", kill_on_drop: false }` [INFO] [stdout] f20678a10d72a98697e3e784052575ff1bbdfa88150172bc00feb34cfe92962f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b10dae361a61486cfbdcd3aae3877ee17e00d192" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 93b454074c56f4a9e4c74f72ced1e5d2fc0d09e7c025d5cf7c27c1860c21920a [INFO] running `Command { std: "docker" "start" "-a" "93b454074c56f4a9e4c74f72ced1e5d2fc0d09e7c025d5cf7c27c1860c21920a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.150 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling proc-macro2 v1.0.89 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling unicode-ident v1.0.13 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking memchr v2.6.4 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Compiling anyhow v1.0.93 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking bit-vec v0.8.0 [INFO] [stderr] Checking itertools v0.13.0 [INFO] [stderr] Checking tracing-log v0.2.0 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking aho-corasick v1.1.2 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking rayon-core v1.12.1 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Compiling syn v2.0.87 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Compiling libmimalloc-sys v0.1.39 [INFO] [stderr] Checking mimalloc v0.1.43 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking aoc_2017 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/day16.rs:50:24 [INFO] [stdout] | [INFO] [stdout] 50 | if !skipped && let Some(old) = visited.insert(positions, i) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/day23.rs:213:24 [INFO] [stdout] | [INFO] [stdout] 213 | if let Value::Register(b) = b [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/day23.rs:214:28 [INFO] [stdout] | [INFO] [stdout] 214 | && let Some(b) = formulas[b].as_ref() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/day23.rs:223:24 [INFO] [stdout] | [INFO] [stdout] 223 | if let Value::Register(b) = b [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/day23.rs:224:28 [INFO] [stdout] | [INFO] [stdout] 224 | && let Some(b) = formulas[b].as_ref() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/day23.rs:241:24 [INFO] [stdout] | [INFO] [stdout] 241 | if let Value::Register(b) = b [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/day23.rs:242:28 [INFO] [stdout] | [INFO] [stdout] 242 | && let Some(b) = formulas[b].as_ref() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/day16.rs:50:24 [INFO] [stdout] | [INFO] [stdout] 50 | if !skipped && let Some(old) = visited.insert(positions, i) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/day23.rs:213:24 [INFO] [stdout] | [INFO] [stdout] 213 | if let Value::Register(b) = b [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/day23.rs:214:28 [INFO] [stdout] | [INFO] [stdout] 214 | && let Some(b) = formulas[b].as_ref() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/day23.rs:223:24 [INFO] [stdout] | [INFO] [stdout] 223 | if let Value::Register(b) = b [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/day23.rs:224:28 [INFO] [stdout] | [INFO] [stdout] 224 | && let Some(b) = formulas[b].as_ref() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/day23.rs:241:24 [INFO] [stdout] | [INFO] [stdout] 241 | if let Value::Register(b) = b [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: let chains are only allowed in Rust 2024 or later [INFO] [stdout] --> src/day23.rs:242:28 [INFO] [stdout] | [INFO] [stdout] 242 | && let Some(b) = formulas[b].as_ref() [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:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(let_chains)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `lazy_cell` has been stable since 1.80.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(lazy_cell)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `array_windows` has been stable since 1.94.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(array_windows)] [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:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(let_chains)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `lazy_cell` has been stable since 1.80.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(lazy_cell)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `array_windows` has been stable since 1.94.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(array_windows)] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `aoc_2017` (bin "aoc_2017" test) due to 7 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `aoc_2017` (bin "aoc_2017") due to 7 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "93b454074c56f4a9e4c74f72ced1e5d2fc0d09e7c025d5cf7c27c1860c21920a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "93b454074c56f4a9e4c74f72ced1e5d2fc0d09e7c025d5cf7c27c1860c21920a", kill_on_drop: false }` [INFO] [stdout] 93b454074c56f4a9e4c74f72ced1e5d2fc0d09e7c025d5cf7c27c1860c21920a