[INFO] cloning repository https://github.com/superaxander/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/superaxander/aoc_2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuperaxander%2Faoc_2023", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuperaxander%2Faoc_2023'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae126aba4dd2ed0cc216813786305a27638d33c5
[INFO] testing superaxander/aoc_2023 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuperaxander%2Faoc_2023" "/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_2023
[INFO] finished tweaking git repo https://github.com/superaxander/aoc_2023
[INFO] tweaked toml for git repo https://github.com/superaxander/aoc_2023 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/superaxander/aoc_2023 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/superaxander/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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mimalloc v0.1.39
[INFO] [stderr]   Downloaded shlex v1.2.0
[INFO] [stderr]   Downloaded z3 v0.12.1
[INFO] [stderr]   Downloaded errno v0.3.7
[INFO] [stderr]   Downloaded proc-macro2 v1.0.71
[INFO] [stderr]   Downloaded syn v2.0.42
[INFO] [stderr]   Downloaded libmimalloc-sys v0.1.35
[INFO] [stderr]   Downloaded bindgen v0.66.1
[INFO] [stderr]   Downloaded rustix v0.38.24
[INFO] [stderr]   Downloaded z3-sys v0.8.1
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d5d0e836797650f0b3613c40d1e3ad8fd46f2f7a528645667d494f1cc3d76b9
[INFO] running `Command { std: "docker" "start" "-a" "7d5d0e836797650f0b3613c40d1e3ad8fd46f2f7a528645667d494f1cc3d76b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d5d0e836797650f0b3613c40d1e3ad8fd46f2f7a528645667d494f1cc3d76b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d5d0e836797650f0b3613c40d1e3ad8fd46f2f7a528645667d494f1cc3d76b9", kill_on_drop: false }`
[INFO] [stdout] 7d5d0e836797650f0b3613c40d1e3ad8fd46f2f7a528645667d494f1cc3d76b9
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9fb1ef078b2fdc8558ccbfcd9a30f139759d30df3fe000dae4a9759ce3f391d
[INFO] running `Command { std: "docker" "start" "-a" "e9fb1ef078b2fdc8558ccbfcd9a30f139759d30df3fe000dae4a9759ce3f391d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling proc-macro2 v1.0.71
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling bindgen v0.66.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling shlex v1.2.0
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling rustix v0.38.24
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.11
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling termcolor v1.4.0
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling syn v2.0.42
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rayon v1.8.0
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.35
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling mimalloc v0.1.39
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling env_logger v0.10.1
[INFO] [stderr]    Compiling pretty_env_logger v0.5.0
[INFO] [stderr]    Compiling z3-sys v0.8.1
[INFO] [stderr]    Compiling z3 v0.12.1
[INFO] [stderr]    Compiling aoc_2023 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> src/day10.rs:126:12
[INFO] [stdout]     |
[INFO] [stdout] 126 |           && let Some(d) =
[INFO] [stdout]     |  ____________^
[INFO] [stdout] 127 | |             get_directions(grid[y][x - 1]).and_then(|lr| get_opposite(lr, Direction::East))
[INFO] [stdout]     | |___________________________________________________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> src/day10.rs:131:12
[INFO] [stdout]     |
[INFO] [stdout] 131 |           && let Some(d) =
[INFO] [stdout]     |  ____________^
[INFO] [stdout] 132 | |             get_directions(grid[y][x + 1]).and_then(|lr| get_opposite(lr, Direction::West))
[INFO] [stdout]     | |___________________________________________________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> src/day10.rs:136:12
[INFO] [stdout]     |
[INFO] [stdout] 136 |           && let Some(d) =
[INFO] [stdout]     |  ____________^
[INFO] [stdout] 137 | |             get_directions(grid[y - 1][x]).and_then(|lr| get_opposite(lr, Direction::South))
[INFO] [stdout]     | |____________________________________________________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> src/day10.rs:141:12
[INFO] [stdout]     |
[INFO] [stdout] 141 |           && let Some(d) =
[INFO] [stdout]     |  ____________^
[INFO] [stdout] 142 | |             get_directions(grid[y + 1][x]).and_then(|lr| get_opposite(lr, Direction::North))
[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:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![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:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(lazy_cell)]
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc_2023` (bin "aoc_2023") due to 4 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "e9fb1ef078b2fdc8558ccbfcd9a30f139759d30df3fe000dae4a9759ce3f391d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9fb1ef078b2fdc8558ccbfcd9a30f139759d30df3fe000dae4a9759ce3f391d", kill_on_drop: false }`
[INFO] [stdout] e9fb1ef078b2fdc8558ccbfcd9a30f139759d30df3fe000dae4a9759ce3f391d