[INFO] cloning repository https://github.com/matthiaskrgr/icemaker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matthiaskrgr/icemaker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthiaskrgr%2Ficemaker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthiaskrgr%2Ficemaker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5db5e2d8d21ddea262529ea62ff7f2509c62ac49
[INFO] documenting matthiaskrgr/icemaker against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthiaskrgr%2Ficemaker" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matthiaskrgr/icemaker on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/matthiaskrgr/icemaker
[INFO] finished tweaking git repo https://github.com/matthiaskrgr/icemaker
[INFO] tweaked toml for git repo https://github.com/matthiaskrgr/icemaker written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/matthiaskrgr/icemaker 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-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded markov v1.1.0
[INFO] [stderr]   Downloaded tree-sitter-traversal v0.1.2
[INFO] [stderr]   Downloaded tree-sitter-edit v0.3.0
[INFO] [stderr]   Downloaded tree-splicer v0.4.0
[INFO] [stderr]   Downloaded tree-sitter-rust v0.20.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f24440742f2adeb7be68aef50fec5737f2e0f6a805d521b4cf9f3ded3315b01
[INFO] running `Command { std: "docker" "start" "-a" "2f24440742f2adeb7be68aef50fec5737f2e0f6a805d521b4cf9f3ded3315b01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f24440742f2adeb7be68aef50fec5737f2e0f6a805d521b4cf9f3ded3315b01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f24440742f2adeb7be68aef50fec5737f2e0f6a805d521b4cf9f3ded3315b01", kill_on_drop: false }`
[INFO] [stdout] 2f24440742f2adeb7be68aef50fec5737f2e0f6a805d521b4cf9f3ded3315b01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa16cca31a270fc405dd1fe0236aedcd0d1a6811bd371d598079e2d4e4f92265
[INFO] running `Command { std: "docker" "start" "-a" "fa16cca31a270fc405dd1fe0236aedcd0d1a6811bd371d598079e2d4e4f92265", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]     Checking regex-syntax v0.7.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rustix v0.37.13
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking linux-raw-sys v0.3.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking anstyle-parse v0.2.0
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking anstyle v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking clap_lex v0.4.1
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling tree-sitter v0.20.10
[INFO] [stderr]    Compiling tree-sitter-rust v0.20.3
[INFO] [stderr]     Checking cpufeatures v0.2.7
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking home v0.5.4
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking regex v1.8.1
[INFO] [stderr]     Checking getrandom v0.2.9
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking nix v0.26.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking digest v0.10.6
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking sha2 v0.10.6
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking ctrlc v3.2.5
[INFO] [stderr]     Checking tree-sitter-traversal v0.1.2
[INFO] [stderr]     Checking is-terminal v0.4.7
[INFO] [stderr]     Checking tree-sitter-edit v0.3.0
[INFO] [stderr]     Checking anstream v0.3.0
[INFO] [stderr]     Checking clap_builder v4.2.4
[INFO] [stderr]    Compiling clap_derive v4.2.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.23
[INFO] [stderr]     Checking clap v4.2.4
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking markov v1.1.0
[INFO] [stderr]     Checking tree-splicer v0.4.0
[INFO] [stderr]  Documenting icemaker 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:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(variant_count)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/smolfuzz.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | /// https://users.rust-lang.org/t/how-can-i-create-a-function-with-all-permutations-of-all-digits-up-to-the-number-of-permutations-asked/75675/2
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://users.rust-lang.org/t/how-can-i-create-a-function-with-all-permutations-of-all-digits-up-to-the-number-of-permutations-asked/75675/2>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout]   = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `icemaker`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name icemaker 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=252589f73d772f9e -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-19ef9de27b14bdcf.rmeta --extern colored=/opt/rustwide/target/debug/deps/libcolored-0d46edbb3b03c3fc.rmeta --extern ctrlc=/opt/rustwide/target/debug/deps/libctrlc-fc39336b7ea66cbf.rmeta --extern diff=/opt/rustwide/target/debug/deps/libdiff-ba155ffa85a64641.rmeta --extern home=/opt/rustwide/target/debug/deps/libhome-dd82c01c6fad6910.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-04de245827691a50.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-701e134f05ff346a.rmeta --extern markov=/opt/rustwide/target/debug/deps/libmarkov-648a0718f9650ec2.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-30963f262679d506.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-3fa5775e7782afc8.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-7306a10b722b2f4c.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-ac6db92d0092a2c1.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-7cfdf804e66ebf15.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-7c5de6d62efb7b5f.rmeta --extern sha2=/opt/rustwide/target/debug/deps/libsha2-989a216f82d611a4.rmeta --extern tempdir=/opt/rustwide/target/debug/deps/libtempdir-2b5dce2e5994b7cd.rmeta --extern tree_sitter=/opt/rustwide/target/debug/deps/libtree_sitter-c48e65a7122b8a65.rmeta --extern tree_sitter_rust=/opt/rustwide/target/debug/deps/libtree_sitter_rust-f12e84694ed9e8be.rmeta --extern tree_splicer=/opt/rustwide/target/debug/deps/libtree_splicer-caf59c6cfd2b137f.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-8105ba8d54d7ac11.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "fa16cca31a270fc405dd1fe0236aedcd0d1a6811bd371d598079e2d4e4f92265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa16cca31a270fc405dd1fe0236aedcd0d1a6811bd371d598079e2d4e4f92265", kill_on_drop: false }`
[INFO] [stdout] fa16cca31a270fc405dd1fe0236aedcd0d1a6811bd371d598079e2d4e4f92265
