[INFO] fetching crate ddns-rs 0.1.2...
[INFO] documenting ddns-rs-0.1.2 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate ddns-rs 0.1.2 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate ddns-rs 0.1.2 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate ddns-rs 0.1.2
[INFO] finished tweaking crates.io crate ddns-rs 0.1.2
[INFO] tweaked toml for crates.io crate ddns-rs 0.1.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate ddns-rs 0.1.2 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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sd-notify v0.4.1
[INFO] [stderr]   Downloaded unsafe-any-ors v1.0.0
[INFO] [stderr]   Downloaded pest_derive v2.6.0
[INFO] [stderr]   Downloaded email_address v0.2.4
[INFO] [stderr]   Downloaded ipnetwork v0.20.0
[INFO] [stderr]   Downloaded destructure_traitobject v0.2.0
[INFO] [stderr]   Downloaded quoted_printable v0.4.8
[INFO] [stderr]   Downloaded serde_with v2.3.3
[INFO] [stderr]   Downloaded darling_macro v0.20.1
[INFO] [stderr]   Downloaded pnet_macros v0.33.0
[INFO] [stderr]   Downloaded log4rs v1.2.0
[INFO] [stderr]   Downloaded clap_builder v4.2.7
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.7
[INFO] [stderr]   Downloaded darling v0.20.1
[INFO] [stderr]   Downloaded darling_core v0.20.1
[INFO] [stderr]   Downloaded pest v2.6.0
[INFO] [stderr]   Downloaded lettre v0.10.4
[INFO] [stderr]   Downloaded clap v4.2.7
[INFO] [stderr]   Downloaded pnet v0.33.0
[INFO] [stderr]   Downloaded pest_meta v2.6.0
[INFO] [stderr]   Downloaded uuid v1.3.2
[INFO] [stderr]   Downloaded pnet_packet v0.33.0
[INFO] [stderr]   Downloaded pnet_datalink v0.33.0
[INFO] [stderr]   Downloaded serde_with_macros v2.3.3
[INFO] [stderr]   Downloaded maud v0.25.0
[INFO] [stderr]   Downloaded cloudflare v0.10.1
[INFO] [stderr]   Downloaded thread-id v4.0.0
[INFO] [stderr]   Downloaded pnet_transport v0.33.0
[INFO] [stderr]   Downloaded pnet_base v0.33.0
[INFO] [stderr]   Downloaded pnet_macros_support v0.33.0
[INFO] [stderr]   Downloaded pnet_sys v0.33.0
[INFO] [stderr]   Downloaded email-encoding v0.2.0
[INFO] [stderr]   Downloaded maud_macros v0.25.0
[INFO] [stderr]   Downloaded daemonize v0.5.0
[INFO] [stderr]   Downloaded pest_generator v2.6.0
[INFO] [stderr]   Downloaded log-mdc v0.1.0
[INFO] [stderr]   Downloaded typemap-ors v1.0.0
[INFO] [stderr]   Downloaded path-value v0.1.5
[INFO] [stderr]   Downloaded psl v2.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d8fb40789170f7f7a86dcf4696a323447f14d74e0a1fd55027dc7162d381aa3
[INFO] running `Command { std: "docker" "start" "-a" "7d8fb40789170f7f7a86dcf4696a323447f14d74e0a1fd55027dc7162d381aa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d8fb40789170f7f7a86dcf4696a323447f14d74e0a1fd55027dc7162d381aa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d8fb40789170f7f7a86dcf4696a323447f14d74e0a1fd55027dc7162d381aa3", kill_on_drop: false }`
[INFO] [stdout] 7d8fb40789170f7f7a86dcf4696a323447f14d74e0a1fd55027dc7162d381aa3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8fcf833653daf427015a716c409c6bcf726a9087269b47937f7a397ba55919d
[INFO] running `Command { std: "docker" "start" "-a" "c8fcf833653daf427015a716c409c6bcf726a9087269b47937f7a397ba55919d", kill_on_drop: false }`
[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 libc v0.2.143
[INFO] [stderr]    Compiling serde_derive v1.0.162
[INFO] [stderr]    Compiling serde v1.0.162
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling tokio v1.28.0
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling openssl v0.10.52
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]     Checking no-std-net v0.6.0
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking pnet_base v0.33.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking linux-raw-sys v0.3.7
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]    Compiling aho-corasick v1.0.1
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking iana-time-zone v0.1.56
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling openssl-sys v0.9.87
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking base64 v0.21.0
[INFO] [stderr]     Checking anstyle-parse v0.2.0
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking pnet_macros_support v0.33.0
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking destructure_traitobject v0.2.0
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking anstyle v1.0.0
[INFO] [stderr]     Checking unsafe-any-ors v1.0.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]     Checking ipnet v2.7.2
[INFO] [stderr]    Compiling pnet v0.33.0
[INFO] [stderr]     Checking winnow v0.4.6
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking getrandom v0.2.9
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking pnet_sys v0.33.0
[INFO] [stderr]     Checking ordered-float v2.10.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking clap_lex v0.4.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking psl-types v2.0.11
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking thread-id v4.0.0
[INFO] [stderr]     Checking typemap-ors v1.0.0
[INFO] [stderr]     Checking email-encoding v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking psl v2.1.3
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking unsafe-libyaml v0.2.8
[INFO] [stderr]    Compiling regex v1.8.1
[INFO] [stderr]     Checking email_address v0.2.4
[INFO] [stderr]     Checking quoted_printable v0.4.8
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking arc-swap v1.6.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking daemonize v0.5.0
[INFO] [stderr]     Checking sd-notify v0.4.1
[INFO] [stderr]     Checking is-terminal v0.4.7
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking clap_builder v4.2.7
[INFO] [stderr]    Compiling darling_core v0.20.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling clap_derive v4.2.0
[INFO] [stderr]    Compiling pnet_macros v0.33.0
[INFO] [stderr]    Compiling maud_macros v0.25.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking addr v0.15.6
[INFO] [stderr]    Compiling darling_macro v0.20.1
[INFO] [stderr]     Checking maud v0.25.0
[INFO] [stderr]    Compiling pest v2.6.0
[INFO] [stderr]     Checking pnet_packet v0.33.0
[INFO] [stderr]     Checking clap v4.2.7
[INFO] [stderr]    Compiling darling v0.20.1
[INFO] [stderr]    Compiling serde_with_macros v2.3.3
[INFO] [stderr]    Compiling pest_meta v2.6.0
[INFO] [stderr]    Compiling pest_generator v2.6.0
[INFO] [stderr]    Compiling pest_derive v2.6.0
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking pnet_transport v0.33.0
[INFO] [stderr]     Checking chrono v0.4.24
[INFO] [stderr]     Checking serde_spanned v0.6.1
[INFO] [stderr]     Checking ipnetwork v0.20.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking toml_datetime v0.6.1
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking uuid v1.3.2
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking serde_qs v0.10.1
[INFO] [stderr]     Checking serde_with v2.3.3
[INFO] [stderr]     Checking serde_yaml v0.9.21
[INFO] [stderr]     Checking path-value v0.1.5
[INFO] [stderr]     Checking toml_edit v0.19.8
[INFO] [stderr]     Checking pnet_datalink v0.33.0
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking log4rs v1.2.0
[INFO] [stderr]     Checking cron v0.12.0
[INFO] [stderr]     Checking toml v0.7.3
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking lettre v0.10.4
[INFO] [stderr]     Checking h2 v0.3.18
[INFO] [stderr]     Checking hyper v0.14.26
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.17
[INFO] [stderr]     Checking cloudflare v0.10.1
[INFO] [stderr]  Documenting ddns-rs v0.1.2 (/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(ip)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(async_closure)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `ddns-rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type bin --crate-name ddns_rs 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=116465e30787cfa6 -L dependency=/opt/rustwide/target/debug/deps --extern addr=/opt/rustwide/target/debug/deps/libaddr-d66c7f3ae02105c1.rmeta --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-8f726a71570e27c2.rmeta --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-a439429f65dc74b2.so --extern chrono=/opt/rustwide/target/debug/deps/libchrono-583ebe3f4f779ced.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-97cc8772614d864d.rmeta --extern cloudflare=/opt/rustwide/target/debug/deps/libcloudflare-0b59b43fabb52088.rmeta --extern cron=/opt/rustwide/target/debug/deps/libcron-a62055f163faef99.rmeta --extern daemonize=/opt/rustwide/target/debug/deps/libdaemonize-c8248d67e15418ab.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-79a0a268cf736e70.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-900704033b235124.rmeta --extern lettre=/opt/rustwide/target/debug/deps/liblettre-cf6fc289fa696c3d.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-71ba7882b2dbb7e3.rmeta --extern log4rs=/opt/rustwide/target/debug/deps/liblog4rs-f543da1402157c85.rmeta --extern maud=/opt/rustwide/target/debug/deps/libmaud-343ff981ab42c486.rmeta --extern path_value=/opt/rustwide/target/debug/deps/libpath_value-770883da1f9affcc.rmeta --extern pnet=/opt/rustwide/target/debug/deps/libpnet-b9189f696087ce7f.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-b62fa89ddd2a3921.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-c20bc96b93223f36.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-c3a09afab9a71bc9.rmeta --extern sd_notify=/opt/rustwide/target/debug/deps/libsd_notify-2f5969d3caa4f645.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-244e62209a8f9346.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-6ca928e846231279.rmeta --extern serde_yaml=/opt/rustwide/target/debug/deps/libserde_yaml-538799184f98e2f7.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-93b2d255f03954d8.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-fc7c12cdb1ac4d06.rmeta --cap-lints=warn --crate-version 0.1.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "c8fcf833653daf427015a716c409c6bcf726a9087269b47937f7a397ba55919d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8fcf833653daf427015a716c409c6bcf726a9087269b47937f7a397ba55919d", kill_on_drop: false }`
[INFO] [stdout] c8fcf833653daf427015a716c409c6bcf726a9087269b47937f7a397ba55919d
