[INFO] fetching crate reverie-zk 0.2.1-rc.4...
[INFO] documenting reverie-zk-0.2.1-rc.4 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate reverie-zk 0.2.1-rc.4 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate reverie-zk 0.2.1-rc.4 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] removed /workspace/builds/worker-3/source/rust-toolchain
[INFO] started tweaking crates.io crate reverie-zk 0.2.1-rc.4
[INFO] finished tweaking crates.io crate reverie-zk 0.2.1-rc.4
[INFO] tweaked toml for crates.io crate reverie-zk 0.2.1-rc.4 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded hex v0.4.3
[INFO] [stderr]   Downloaded crypto-mac v0.8.0
[INFO] [stderr]   Downloaded futures-core v0.3.16
[INFO] [stderr]   Downloaded bincode v1.3.3
[INFO] [stderr]   Downloaded value-bag v1.0.0-alpha.7
[INFO] [stderr]   Downloaded async-std v1.9.0
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.19
[INFO] [stderr]   Downloaded typenum v1.13.0
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.7
[INFO] [stderr]   Downloaded static_assertions v1.1.0
[INFO] [stderr]   Downloaded aesni v0.10.0
[INFO] [stderr]   Downloaded aes v0.6.0
[INFO] [stderr]   Downloaded serde-big-array v0.3.2
[INFO] [stderr]   Downloaded pin-utils v0.1.0
[INFO] [stderr]   Downloaded async-executor v1.4.1
[INFO] [stderr]   Downloaded subtle v2.4.1
[INFO] [stderr]   Downloaded kv-log-macro v1.0.7
[INFO] [stderr]   Downloaded fastrand v1.5.0
[INFO] [stderr]   Downloaded event-listener v2.5.1
[INFO] [stderr]   Downloaded polling v2.1.0
[INFO] [stderr]   Downloaded async-global-executor v2.0.2
[INFO] [stderr]   Downloaded async-channel v1.6.1
[INFO] [stderr]   Downloaded futures-executor v0.3.16
[INFO] [stderr]   Downloaded pin-project v0.4.28
[INFO] [stderr]   Downloaded futures-util v0.3.16
[INFO] [stderr]   Downloaded aes-soft v0.6.4
[INFO] [stderr]   Downloaded futures v0.3.16
[INFO] [stderr]   Downloaded async-scoped v0.6.1
[INFO] [stderr]   Downloaded futures-macro v0.3.16
[INFO] [stderr]   Downloaded async-lock v2.4.0
[INFO] [stderr]   Downloaded futures-io v0.3.16
[INFO] [stderr]   Downloaded atomic-waker v1.0.0
[INFO] [stderr]   Downloaded async-io v1.6.0
[INFO] [stderr]   Downloaded futures-sink v0.3.16
[INFO] [stderr]   Downloaded gloo-timers v0.2.1
[INFO] [stderr]   Downloaded ctor v0.1.20
[INFO] [stderr]   Downloaded async-mutex v1.4.0
[INFO] [stderr]   Downloaded sysinfo v0.15.9
[INFO] [stderr]   Downloaded async-task v4.0.3
[INFO] [stderr]   Downloaded cache-padded v1.1.1
[INFO] [stderr]   Downloaded cipher v0.2.5
[INFO] [stderr]   Downloaded digest v0.9.0
[INFO] [stderr]   Downloaded futures-task v0.3.16
[INFO] [stderr]   Downloaded pin-project-internal v0.4.28
[INFO] [stderr]   Downloaded blocking v1.0.2
[INFO] [stderr]   Downloaded socket2 v0.4.1
[INFO] [stderr]   Downloaded waker-fn v1.1.0
[INFO] [stderr]   Downloaded concurrent-queue v1.2.2
[INFO] [stderr]   Downloaded futures-lite v1.12.0
[INFO] [stderr]   Downloaded futures-channel v0.3.16
[INFO] [stderr]   Downloaded pin-project-lite v0.2.7
[INFO] [stderr]   Downloaded parking v2.0.0
[INFO] [stderr]   Downloaded generic-array v0.14.4
[INFO] [stderr]   Downloaded version_check v0.9.3
[INFO] [stderr]   Downloaded slab v0.4.4
[INFO] [stderr]   Downloaded blake3 v0.3.8
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.2
[INFO] [stderr]   Downloaded crossbeam v0.8.1
[INFO] [stderr]   Downloaded core-foundation-sys v0.8.2
[INFO] [stderr]   Downloaded wepoll-ffi v0.1.2
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.25
[INFO] [stderr]   Downloaded async-stream-impl v0.3.2
[INFO] [stderr]   Downloaded opaque-debug v0.3.0
[INFO] [stderr]   Downloaded async-stream v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 188c70ea62eb8f54dda2c6ed20773ff797cf103de7515c7c916fdd91c033f789
[INFO] running `Command { std: "docker" "start" "-a" "188c70ea62eb8f54dda2c6ed20773ff797cf103de7515c7c916fdd91c033f789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "188c70ea62eb8f54dda2c6ed20773ff797cf103de7515c7c916fdd91c033f789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "188c70ea62eb8f54dda2c6ed20773ff797cf103de7515c7c916fdd91c033f789", kill_on_drop: false }`
[INFO] [stdout] 188c70ea62eb8f54dda2c6ed20773ff797cf103de7515c7c916fdd91c033f789
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 85b72a446debec571a6b026c7e88785918d41d9c84152649ed25430282357ff0
[INFO] running `Command { std: "docker" "start" "-a" "85b72a446debec571a6b026c7e88785918d41d9c84152649ed25430282357ff0", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling sysinfo v0.15.9
[INFO] [stderr]     Checking futures-channel v0.3.16
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking serde-big-array v0.3.2
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking futures-util v0.3.16
[INFO] [stderr]     Checking polling v2.1.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking async-io v1.6.0
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Checking futures-executor v0.3.16
[INFO] [stderr]     Checking futures v0.3.16
[INFO] [stderr]     Checking async-scoped v0.6.1
[INFO] [stderr]  Documenting reverie-zk v0.2.1-rc.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[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 `reverie-zk`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name reverie src/lib.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_channel=/opt/rustwide/target/debug/deps/libasync_channel-200772205bf3d3d2.rmeta --extern async_scoped=/opt/rustwide/target/debug/deps/libasync_scoped-c012e3a7e09b59a9.rmeta --extern async_std=/opt/rustwide/target/debug/deps/libasync_std-72b71f456e6e0ab4.rmeta --extern async_stream=/opt/rustwide/target/debug/deps/libasync_stream-8f40b0811a4a2e49.rmeta --extern bincode=/opt/rustwide/target/debug/deps/libbincode-948bf9241263839e.rmeta --extern blake3=/opt/rustwide/target/debug/deps/libblake3-ef9bf7a1e6b937fc.rmeta --extern crossbeam=/opt/rustwide/target/debug/deps/libcrossbeam-783fbd82277a2c73.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-1da472caa9ef57c3.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-3303e62dbe377562.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-6635f409b49c75d7.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-ad8477e60b15ec81.rmeta --extern rand_chacha=/opt/rustwide/target/debug/deps/librand_chacha-cd9a7af8ab427a1c.rmeta --extern rand_core=/opt/rustwide/target/debug/deps/librand_core-1971410e16d7eb4a.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-756e1951894ef531.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-253739828b8c95ea.rmeta --extern serde_big_array=/opt/rustwide/target/debug/deps/libserde_big_array-849053af7a964ae4.rmeta --extern static_assertions=/opt/rustwide/target/debug/deps/libstatic_assertions-d349298a6426b9af.rmeta --extern sysinfo=/opt/rustwide/target/debug/deps/libsysinfo-5c7b628569937b32.rmeta --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-12ddda03e0414e14.rmeta --cap-lints=warn --crate-version 0.2.1-rc.4` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "85b72a446debec571a6b026c7e88785918d41d9c84152649ed25430282357ff0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85b72a446debec571a6b026c7e88785918d41d9c84152649ed25430282357ff0", kill_on_drop: false }`
[INFO] [stdout] 85b72a446debec571a6b026c7e88785918d41d9c84152649ed25430282357ff0
