[INFO] cloning repository https://github.com/kyranet/advent-of-code-2024
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kyranet/advent-of-code-2024" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyranet%2Fadvent-of-code-2024", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyranet%2Fadvent-of-code-2024'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d7e652ed113f1d07735e2e23ea957b54f49156f3
[INFO] checking kyranet/advent-of-code-2024 against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyranet%2Fadvent-of-code-2024" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/kyranet/advent-of-code-2024
[INFO] finished tweaking git repo https://github.com/kyranet/advent-of-code-2024
[INFO] tweaked toml for git repo https://github.com/kyranet/advent-of-code-2024 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kyranet/advent-of-code-2024 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kyranet/advent-of-code-2024 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" "+1.95.0" "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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fad388437ad852aae1443fd21b100d0384149c58dd1fc56fe230e2a602a424c6
[INFO] running `Command { std: "docker" "start" "-a" "fad388437ad852aae1443fd21b100d0384149c58dd1fc56fe230e2a602a424c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fad388437ad852aae1443fd21b100d0384149c58dd1fc56fe230e2a602a424c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fad388437ad852aae1443fd21b100d0384149c58dd1fc56fe230e2a602a424c6", kill_on_drop: false }`
[INFO] [stdout] fad388437ad852aae1443fd21b100d0384149c58dd1fc56fe230e2a602a424c6
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15b6c965d77875755abee935893dc00b9b2f3bc1c5a7c672733e16b2de0c2d9f
[INFO] running `Command { std: "docker" "start" "-a" "15b6c965d77875755abee935893dc00b9b2f3bc1c5a7c672733e16b2de0c2d9f", kill_on_drop: false }`
[INFO] [stderr]     Checking day-04a-ceres-search v0.1.0 (/opt/rustwide/workdir/day-04a-ceres-search)
[INFO] [stderr]     Checking day-01b-historian-hysteria v0.1.0 (/opt/rustwide/workdir/day-01b-historian-hysteria)
[INFO] [stderr]     Checking day-02b-red-nosed-reports v0.1.0 (/opt/rustwide/workdir/day-02b-red-nosed-reports)
[INFO] [stderr]     Checking day-03b-mull-it-over v0.1.0 (/opt/rustwide/workdir/day-03b-mull-it-over)
[INFO] [stderr]     Checking day-04b-ceres-search v0.1.0 (/opt/rustwide/workdir/day-04b-ceres-search)
[INFO] [stderr]     Checking day-03a-mull-it-over v0.1.0 (/opt/rustwide/workdir/day-03a-mull-it-over)
[INFO] [stderr]     Checking day-01a-historian-hysteria v0.1.0 (/opt/rustwide/workdir/day-01a-historian-hysteria)
[INFO] [stderr]     Checking day-02a-red-nosed-reports v0.1.0 (/opt/rustwide/workdir/day-02a-red-nosed-reports)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> day-02a-red-nosed-reports/src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_map_windows)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `iter_chain` has been stable since 1.91.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> day-02a-red-nosed-reports/src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(iter_chain)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> day-02b-red-nosed-reports/src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_map_windows)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `day-02a-red-nosed-reports` (bin "day-02a-red-nosed-reports" test) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> day-02a-red-nosed-reports/src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_map_windows)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `day-02b-red-nosed-reports` (bin "day-02b-red-nosed-reports") due to 1 previous error
[INFO] [stdout] warning: the feature `iter_chain` has been stable since 1.91.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> day-02a-red-nosed-reports/src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(iter_chain)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `day-02a-red-nosed-reports` (bin "day-02a-red-nosed-reports") due to 1 previous error; 1 warning emitted
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> day-02b-red-nosed-reports/src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_map_windows)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `day-02b-red-nosed-reports` (bin "day-02b-red-nosed-reports" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "15b6c965d77875755abee935893dc00b9b2f3bc1c5a7c672733e16b2de0c2d9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15b6c965d77875755abee935893dc00b9b2f3bc1c5a7c672733e16b2de0c2d9f", kill_on_drop: false }`
[INFO] [stdout] 15b6c965d77875755abee935893dc00b9b2f3bc1c5a7c672733e16b2de0c2d9f
