[INFO] cloning repository https://github.com/Aidiakapi/advent_of_code_2019
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Aidiakapi/advent_of_code_2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAidiakapi%2Fadvent_of_code_2019", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAidiakapi%2Fadvent_of_code_2019'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d09b3374064d16a7829c1440a20c20c4a9bd001
[INFO] documenting Aidiakapi/advent_of_code_2019 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAidiakapi%2Fadvent_of_code_2019" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Aidiakapi/advent_of_code_2019 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/Aidiakapi/advent_of_code_2019
[INFO] finished tweaking git repo https://github.com/Aidiakapi/advent_of_code_2019
[INFO] tweaked toml for git repo https://github.com/Aidiakapi/advent_of_code_2019 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Aidiakapi/advent_of_code_2019 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded reqwest v0.11.8
[INFO] [stderr]   Downloaded indexmap v1.9.0
[INFO] [stderr]   Downloaded hyper v0.14.4
[INFO] [stderr]   Downloaded serde_json v1.0.42
[INFO] [stderr]   Downloaded encoding_rs v0.8.20
[INFO] [stderr]   Downloaded thiserror-impl v1.0.6
[INFO] [stderr]   Downloaded thiserror v1.0.6
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6e37c51f69d3a2f34360a4c82688267549e1e28f40170503f34030a39b632cd
[INFO] running `Command { std: "docker" "start" "-a" "f6e37c51f69d3a2f34360a4c82688267549e1e28f40170503f34030a39b632cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6e37c51f69d3a2f34360a4c82688267549e1e28f40170503f34030a39b632cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6e37c51f69d3a2f34360a4c82688267549e1e28f40170503f34030a39b632cd", kill_on_drop: false }`
[INFO] [stdout] f6e37c51f69d3a2f34360a4c82688267549e1e28f40170503f34030a39b632cd
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9bc52ca67a7112797a4b31ea08e53d6998d6b051c6b6ecd44dd781428dffa2e
[INFO] running `Command { std: "docker" "start" "-a" "e9bc52ca67a7112797a4b31ea08e53d6998d6b051c6b6ecd44dd781428dffa2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]     Checking siphasher v0.3.1
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking const-random v0.1.13
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.6
[INFO] [stderr]     Checking thiserror v1.0.6
[INFO] [stderr]     Checking string_cache v0.8.0
[INFO] [stderr]  Documenting advent_of_code_2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/main.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / #![feature(
[INFO] [stdout] 2  | |     auto_traits,
[INFO] [stdout] 3  | |     drain_filter,
[INFO] [stdout] 4  | |     entry_insert,
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | |     trusted_len
[INFO] [stdout] 13 | | )]
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `advent_of_code_2019`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2018 --crate-type bin --crate-name advent_of_code_2019 src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=8d2f06e490b25ce6 -L dependency=/opt/rustwide/target/debug/deps --extern ahash=/opt/rustwide/target/debug/deps/libahash-d89bea9c4877c8d0.rmeta --extern arrayvec=/opt/rustwide/target/debug/deps/libarrayvec-601c416dd35a7fcc.rmeta --extern colored=/opt/rustwide/target/debug/deps/libcolored-d8b469207ae9eb3e.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-3b9250db06da2611.rmeta --extern nom=/opt/rustwide/target/debug/deps/libnom-7b418796284bd8f2.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-4d0ac5aee86ca7f9.rmeta --extern string_cache=/opt/rustwide/target/debug/deps/libstring_cache-5803b5fa335b17da.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-e9512b6c1300b990.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "e9bc52ca67a7112797a4b31ea08e53d6998d6b051c6b6ecd44dd781428dffa2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9bc52ca67a7112797a4b31ea08e53d6998d6b051c6b6ecd44dd781428dffa2e", kill_on_drop: false }`
[INFO] [stdout] e9bc52ca67a7112797a4b31ea08e53d6998d6b051c6b6ecd44dd781428dffa2e
[INFO] documenting Aidiakapi/advent_of_code_2019 against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAidiakapi%2Fadvent_of_code_2019" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Aidiakapi/advent_of_code_2019 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/Aidiakapi/advent_of_code_2019
[INFO] finished tweaking git repo https://github.com/Aidiakapi/advent_of_code_2019
[INFO] tweaked toml for git repo https://github.com/Aidiakapi/advent_of_code_2019 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Aidiakapi/advent_of_code_2019 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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68ffd50317d1b45734d98fa670aab8dd7b253241b66bf2f4a4fc0c83988d89e9
[INFO] running `Command { std: "docker" "start" "-a" "68ffd50317d1b45734d98fa670aab8dd7b253241b66bf2f4a4fc0c83988d89e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68ffd50317d1b45734d98fa670aab8dd7b253241b66bf2f4a4fc0c83988d89e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68ffd50317d1b45734d98fa670aab8dd7b253241b66bf2f4a4fc0c83988d89e9", kill_on_drop: false }`
[INFO] [stdout] 68ffd50317d1b45734d98fa670aab8dd7b253241b66bf2f4a4fc0c83988d89e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9e80c5e7705f69883ccfec7757c3fde340b1d06a1a6b31153a8789cdf6c7d32
[INFO] running `Command { std: "docker" "start" "-a" "e9e80c5e7705f69883ccfec7757c3fde340b1d06a1a6b31153a8789cdf6c7d32", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]     Checking siphasher v0.3.1
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking const-random v0.1.13
[INFO] [stderr]    Compiling thiserror-impl v1.0.6
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking thiserror v1.0.6
[INFO] [stderr]     Checking string_cache v0.8.0
[INFO] [stderr]  Documenting advent_of_code_2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/main.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / #![feature(
[INFO] [stdout] 2  | |     auto_traits,
[INFO] [stdout] 3  | |     drain_filter,
[INFO] [stdout] 4  | |     entry_insert,
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | |     trusted_len
[INFO] [stdout] 13 | | )]
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `advent_of_code_2019`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2018 --crate-type bin --crate-name advent_of_code_2019 src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=f91b685f54e24942 -L dependency=/opt/rustwide/target/debug/deps --extern ahash=/opt/rustwide/target/debug/deps/libahash-bb3e064870328f36.rmeta --extern arrayvec=/opt/rustwide/target/debug/deps/libarrayvec-befa2d3795527ab9.rmeta --extern colored=/opt/rustwide/target/debug/deps/libcolored-eeab9bac513a65d2.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-b7290b95069795c1.rmeta --extern nom=/opt/rustwide/target/debug/deps/libnom-b8f12b313ea6d5b2.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-94b4f590dadec366.rmeta --extern string_cache=/opt/rustwide/target/debug/deps/libstring_cache-bde50f5514eda841.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-46401b2b0b2a76ae.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "e9e80c5e7705f69883ccfec7757c3fde340b1d06a1a6b31153a8789cdf6c7d32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9e80c5e7705f69883ccfec7757c3fde340b1d06a1a6b31153a8789cdf6c7d32", kill_on_drop: false }`
[INFO] [stdout] e9e80c5e7705f69883ccfec7757c3fde340b1d06a1a6b31153a8789cdf6c7d32
