[INFO] cloning repository https://github.com/JanScheers/aoc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JanScheers/aoc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanScheers%2Faoc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanScheers%2Faoc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1dca6004d0b60b48672aa27ea30979999aa9ae6d
[INFO] testing JanScheers/aoc against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanScheers%2Faoc" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/JanScheers/aoc
[INFO] finished tweaking git repo https://github.com/JanScheers/aoc
[INFO] tweaked toml for git repo https://github.com/JanScheers/aoc written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JanScheers/aoc on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JanScheers/aoc 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3eb0cfff29b84c4581fc711166167951ae0e5b24e18e7d52d6dae72f043eb7a5
[INFO] running `Command { std: "docker" "start" "3eb0cfff29b84c4581fc711166167951ae0e5b24e18e7d52d6dae72f043eb7a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3eb0cfff29b84c4581fc711166167951ae0e5b24e18e7d52d6dae72f043eb7a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3eb0cfff29b84c4581fc711166167951ae0e5b24e18e7d52d6dae72f043eb7a5" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3eb0cfff29b84c4581fc711166167951ae0e5b24e18e7d52d6dae72f043eb7a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3eb0cfff29b84c4581fc711166167951ae0e5b24e18e7d52d6dae72f043eb7a5" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling cc v1.0.88
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling bytemuck v1.14.3
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling http v0.2.11
[INFO] [stderr]    Compiling safe_arch v0.7.1
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling mio v0.8.10
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling socket2 v0.5.6
[INFO] [stderr]    Compiling syn v2.0.51
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling indexmap v2.2.3
[INFO] [stderr]    Compiling num-complex v0.4.5
[INFO] [stderr]    Compiling openssl-sys v0.9.101
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling tokio v1.36.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
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[INFO] [stderr]    Compiling miniz_oxide v0.7.2
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[INFO] [stderr]    Compiling approx v0.5.1
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[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling wide v0.7.15
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.44
[INFO] [stderr]    Compiling encoding_rs v0.8.33
[INFO] [stderr]    Compiling ipnet v2.9.0
[INFO] [stderr]    Compiling num v0.4.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling simba v0.8.1
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling nalgebra-macros v0.2.1
[INFO] [stderr]    Compiling tokio-util v0.7.10
[INFO] [stderr]    Compiling h2 v0.3.24
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling nalgebra v0.32.4
[INFO] [stderr]    Compiling hyper v0.14.28
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.24
[INFO] [stderr]    Compiling aoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: a value of type `!` cannot be built from an iterator over elements of type `()`
[INFO] [stdout]   --> src/y22/day7.rs:56:28
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 .collect::<Result<_, _>>()?;
[INFO] [stdout]    |                  -------   ^^^^^^^^^^^^ value of type `!` cannot be built from `std::iter::Iterator<Item=()>`
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromIterator<()>` is not implemented for `!`
[INFO] [stdout] help: the trait `FromIterator<Result<T, E>>` is conditionally implemented for `Result<V, E>`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/result.rs:2114:14
[INFO] [stdout]    |
[INFO] [stdout]    = note: unsatisfied requirement introduced here: `!: FromIterator<()>`
[INFO] [stdout]    = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]    = help: you might have intended to use the type `()` here instead
[INFO] [stdout]    = note: required for `Result<!, std::fmt::Error>` to implement `FromIterator<Result<(), std::fmt::Error>>`
[INFO] [stdout] note: required by a bound in `collect`
[INFO] [stdout]   --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/iter/traits/iterator.rs:2087:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "3eb0cfff29b84c4581fc711166167951ae0e5b24e18e7d52d6dae72f043eb7a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eb0cfff29b84c4581fc711166167951ae0e5b24e18e7d52d6dae72f043eb7a5", kill_on_drop: false }`
[INFO] [stdout] 3eb0cfff29b84c4581fc711166167951ae0e5b24e18e7d52d6dae72f043eb7a5