[INFO] cloning repository https://github.com/markopoloparadox/web_crawler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/markopoloparadox/web_crawler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarkopoloparadox%2Fweb_crawler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarkopoloparadox%2Fweb_crawler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ef080ad92b52dadf79504318d8fe0aa44c9ab09
[INFO] documenting markopoloparadox/web_crawler against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarkopoloparadox%2Fweb_crawler" "/workspace/builds/worker-32/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-32/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/markopoloparadox/web_crawler on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/markopoloparadox/web_crawler
[INFO] finished tweaking git repo https://github.com/markopoloparadox/web_crawler
[INFO] tweaked toml for git repo https://github.com/markopoloparadox/web_crawler written to /workspace/builds/worker-32/source/Cargo.toml
[INFO] crate git repo https://github.com/markopoloparadox/web_crawler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-h1 v2.3.1
[INFO] [stderr]   Downloaded spinning_top v0.2.2
[INFO] [stderr]   Downloaded isahc v0.9.14
[INFO] [stderr]   Downloaded http-client v6.3.1
[INFO] [stderr]   Downloaded surf v2.1.0
[INFO] [stderr]   Downloaded sluice v0.5.4
[INFO] [stderr]   Downloaded curl v0.4.34
[INFO] [stderr]   Downloaded curl-sys v0.4.40+curl-7.75.0
[INFO] [stderr]   Downloaded libnghttp2-sys v0.1.6+1.43.0
[INFO] [stderr]   Downloaded flume v0.9.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d69e1c2dafab6d9eceed119d25e2af208ecfabc730d6ef865830cccccdacc3bf
[INFO] running `Command { std: "docker" "start" "-a" "d69e1c2dafab6d9eceed119d25e2af208ecfabc730d6ef865830cccccdacc3bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d69e1c2dafab6d9eceed119d25e2af208ecfabc730d6ef865830cccccdacc3bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d69e1c2dafab6d9eceed119d25e2af208ecfabc730d6ef865830cccccdacc3bf", kill_on_drop: false }`
[INFO] [stdout] d69e1c2dafab6d9eceed119d25e2af208ecfabc730d6ef865830cccccdacc3bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74de592ad841af967599e9687d785e81144353b42b18e9aca934ccb393466695
[INFO] running `Command { std: "docker" "start" "-a" "74de592ad841af967599e9687d785e81144353b42b18e9aca934ccb393466695", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.6
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking sval v1.0.0-alpha.5
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking once_cell v1.6.0
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]    Compiling signal-hook v0.3.6
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]     Checking atomic-waker v1.0.0
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[INFO] [stderr]     Checking infer v0.2.3
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
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[INFO] [stderr]    Compiling isahc v0.9.14
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[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking dtoa v0.4.7
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]     Checking arrayvec v0.5.2
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[INFO] [stderr]     Checking ego-tree v0.6.2
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling standback v0.2.15
[INFO] [stderr]    Compiling crossbeam-utils v0.8.2
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[INFO] [stderr]    Compiling num-traits v0.2.14
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[INFO] [stderr]     Checking encoding_rs v0.8.28
[INFO] [stderr]    Compiling phf_shared v0.8.0
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[INFO] [stderr]     Checking sluice v0.5.4
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking spinning_top v0.2.2
[INFO] [stderr]     Checking flume v0.9.2
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.6+1.43.0
[INFO] [stderr]    Compiling curl-sys v0.4.40+curl-7.75.0
[INFO] [stderr]    Compiling blake3 v0.3.7
[INFO] [stderr]     Checking unicode-normalization v0.1.17
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[INFO] [stderr]     Checking socket2 v0.3.19
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[INFO] [stderr]     Checking nb-connect v1.0.3
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[INFO] [stderr]     Checking ctr v0.6.0
[INFO] [stderr]     Checking hkdf v0.10.0
[INFO] [stderr]    Compiling rand_core v0.5.1
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[INFO] [stderr]     Checking dashmap v4.0.2
[INFO] [stderr]     Checking ghash v0.3.1
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[INFO] [stderr]     Checking aes v0.6.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking aes-gcm v0.8.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]    Compiling ctor v0.1.19
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.13
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking pin-project v1.0.5
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking async-io v1.3.1
[INFO] [stderr]     Checking async-process v1.0.2
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking serde_qs v0.7.2
[INFO] [stderr]     Checking string_cache v0.8.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking bincode v1.3.2
[INFO] [stderr]     Checking femme v2.1.1
[INFO] [stderr]     Checking async-session v2.0.1
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]     Checking http-client v6.3.1
[INFO] [stderr]     Checking async-sse v4.1.0
[INFO] [stderr]     Checking async-h1 v2.3.1
[INFO] [stderr]     Checking surf v2.1.0
[INFO] [stderr]     Checking tide v0.16.0
[INFO] [stderr]     Checking scraper v0.12.0
[INFO] [stderr]  Documenting web_crawler 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(proc_macro_hygiene, decl_macro)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[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 `web_crawler`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name web_crawler src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern async_std=/opt/rustwide/target/debug/deps/libasync_std-1cdba62200f06c81.rmeta --extern http_types=/opt/rustwide/target/debug/deps/libhttp_types-272ced00901af411.rmeta --extern md5=/opt/rustwide/target/debug/deps/libmd5-2321b753da7dc695.rmeta --extern scraper=/opt/rustwide/target/debug/deps/libscraper-c6244e0b50ffe6e6.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-bf7568e7f38067f2.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-8c9b013bb545e75d.rmeta --extern surf=/opt/rustwide/target/debug/deps/libsurf-a1995dfdd91b126f.rmeta --extern tide=/opt/rustwide/target/debug/deps/libtide-b94a9d65804c3606.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-8114a0d31c744207.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "74de592ad841af967599e9687d785e81144353b42b18e9aca934ccb393466695", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74de592ad841af967599e9687d785e81144353b42b18e9aca934ccb393466695", kill_on_drop: false }`
[INFO] [stdout] 74de592ad841af967599e9687d785e81144353b42b18e9aca934ccb393466695
