[INFO] cloning repository https://github.com/pokassun/parrot-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pokassun/parrot-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpokassun%2Fparrot-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpokassun%2Fparrot-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 470a999392369ee370dba32e1b5d5500801125ec
[INFO] documenting pokassun/parrot-demo against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpokassun%2Fparrot-demo" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pokassun/parrot-demo on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pokassun/parrot-demo
[INFO] finished tweaking git repo https://github.com/pokassun/parrot-demo
[INFO] tweaked toml for git repo https://github.com/pokassun/parrot-demo written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/pokassun/parrot-demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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 thiserror-impl v1.0.24
[INFO] [stderr]   Downloaded unicode-xid v0.2.1
[INFO] [stderr]   Downloaded rustversion v1.0.4
[INFO] [stderr]   Downloaded bs58 v0.3.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.24
[INFO] [stderr]   Downloaded libc v0.2.91
[INFO] [stderr]   Downloaded serum-borsh v0.8.1-serum.1
[INFO] [stderr]   Downloaded anchor-lang v0.3.0
[INFO] [stderr]   Downloaded solana-program v1.5.16
[INFO] [stderr]   Downloaded anchor-attribute-account v0.3.0
[INFO] [stderr]   Downloaded anchor-attribute-interface v0.3.0
[INFO] [stderr]   Downloaded anchor-attribute-program v0.3.0
[INFO] [stderr]   Downloaded anchor-attribute-state v0.3.0
[INFO] [stderr]   Downloaded anchor-syn v0.3.0
[INFO] [stderr]   Downloaded hermit-abi v0.1.18
[INFO] [stderr]   Downloaded cpuid-bool v0.1.2
[INFO] [stderr]   Downloaded serde_bytes v0.11.5
[INFO] [stderr]   Downloaded num-derive v0.3.3
[INFO] [stderr]   Downloaded hex v0.4.3
[INFO] [stderr]   Downloaded subtle v2.4.0
[INFO] [stderr]   Downloaded proc-macro-crate v0.1.5
[INFO] [stderr]   Downloaded borsh v0.8.2
[INFO] [stderr]   Downloaded num_enum v0.5.1
[INFO] [stderr]   Downloaded num_enum_derive v0.5.1
[INFO] [stderr]   Downloaded toml v0.5.8
[INFO] [stderr]   Downloaded anchor-attribute-access-control v0.3.0
[INFO] [stderr]   Downloaded derivative v2.2.0
[INFO] [stderr]   Downloaded feature-probe v0.1.1
[INFO] [stderr]   Downloaded solana-frozen-abi v1.5.16
[INFO] [stderr]   Downloaded humantime v2.1.0
[INFO] [stderr]   Downloaded memchr v2.3.4
[INFO] [stderr]   Downloaded regex v1.4.5
[INFO] [stderr]   Downloaded regex-syntax v0.6.23
[INFO] [stderr]   Downloaded sha2 v0.9.3
[INFO] [stderr]   Downloaded aho-corasick v0.7.15
[INFO] [stderr]   Downloaded serde_derive v1.0.118
[INFO] [stderr]   Downloaded serde v1.0.118
[INFO] [stderr]   Downloaded bv v0.11.1
[INFO] [stderr]   Downloaded hashbrown v0.9.1
[INFO] [stderr]   Downloaded heck v0.3.2
[INFO] [stderr]   Downloaded generic-array v0.12.4
[INFO] [stderr]   Downloaded zeroize v1.2.0
[INFO] [stderr]   Downloaded memmap2 v0.1.0
[INFO] [stderr]   Downloaded itertools v0.9.0
[INFO] [stderr]   Downloaded ahash v0.4.7
[INFO] [stderr]   Downloaded anyhow v1.0.40
[INFO] [stderr]   Downloaded bincode v1.3.2
[INFO] [stderr]   Downloaded borsh-schema-derive-internal v0.8.2
[INFO] [stderr]   Downloaded env_logger v0.8.3
[INFO] [stderr]   Downloaded thiserror v1.0.24
[INFO] [stderr]   Downloaded syn v1.0.57
[INFO] [stderr]   Downloaded borsh-derive-internal v0.8.2
[INFO] [stderr]   Downloaded anchor-derive-accounts v0.3.0
[INFO] [stderr]   Downloaded anchor-attribute-error v0.3.0
[INFO] [stderr]   Downloaded curve25519-dalek v2.1.2
[INFO] [stderr]   Downloaded solana-sdk-macro v1.5.16
[INFO] [stderr]   Downloaded spl-token v3.1.0
[INFO] [stderr]   Downloaded solana-frozen-abi-macro v1.5.16
[INFO] [stderr]   Downloaded borsh-derive v0.8.2
[INFO] [stderr]   Downloaded solana-logger v1.5.16
[INFO] [stderr]   Downloaded anchor-spl v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] addd6b60a4fd7ab4b9f0f35e184e52d7db0596ed55304966f8999b231fb9d1b5
[INFO] running `Command { std: "docker" "start" "-a" "addd6b60a4fd7ab4b9f0f35e184e52d7db0596ed55304966f8999b231fb9d1b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "addd6b60a4fd7ab4b9f0f35e184e52d7db0596ed55304966f8999b231fb9d1b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "addd6b60a4fd7ab4b9f0f35e184e52d7db0596ed55304966f8999b231fb9d1b5", kill_on_drop: false }`
[INFO] [stdout] addd6b60a4fd7ab4b9f0f35e184e52d7db0596ed55304966f8999b231fb9d1b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebab5b179ce17382e483a0b50957f04ba47f2b014407664f7bc6058b151d924e
[INFO] running `Command { std: "docker" "start" "-a" "ebab5b179ce17382e483a0b50957f04ba47f2b014407664f7bc6058b151d924e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling bs58 v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling feature-probe v0.1.1
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]     Checking zeroize v1.2.0
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling solana-frozen-abi-macro v1.5.16
[INFO] [stderr]    Compiling solana-frozen-abi v1.5.16
[INFO] [stderr]    Compiling solana-program v1.5.16
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]    Compiling bv v0.11.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking solana-logger v1.5.16
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking curve25519-dalek v2.1.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling borsh-schema-derive-internal v0.8.2
[INFO] [stderr]    Compiling borsh-derive-internal v0.8.2
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling solana-sdk-macro v1.5.16
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking bincode v1.3.2
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling anchor-syn v0.3.0
[INFO] [stderr]    Compiling borsh-derive v0.8.2
[INFO] [stderr]    Compiling num_enum_derive v0.5.1
[INFO] [stderr]     Checking borsh v0.8.2
[INFO] [stderr]     Checking num_enum v0.5.1
[INFO] [stderr]    Compiling anchor-attribute-state v0.3.0
[INFO] [stderr]    Compiling anchor-attribute-account v0.3.0
[INFO] [stderr]    Compiling anchor-attribute-access-control v0.3.0
[INFO] [stderr]    Compiling anchor-attribute-interface v0.3.0
[INFO] [stderr]    Compiling anchor-attribute-error v0.3.0
[INFO] [stderr]    Compiling anchor-derive-accounts v0.3.0
[INFO] [stderr]    Compiling anchor-attribute-program v0.3.0
[INFO] [stderr]     Checking serum-borsh v0.8.1-serum.1
[INFO] [stderr]     Checking spl-token v3.1.0
[INFO] [stderr]     Checking anchor-lang v0.3.0
[INFO] [stderr]     Checking anchor-spl v0.3.0
[INFO] [stderr]  Documenting parrot v0.1.0 (/opt/rustwide/workdir/programs/parrot)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> programs/parrot/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(proc_macro_hygiene)]
[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 `parrot`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type cdylib --crate-type lib --crate-name parrot programs/parrot/src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=9101d705520e778b -L dependency=/opt/rustwide/target/debug/deps --extern anchor_lang=/opt/rustwide/target/debug/deps/libanchor_lang-01bdc821c32299f0.rmeta --extern anchor_spl=/opt/rustwide/target/debug/deps/libanchor_spl-49186acd9a09c384.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "ebab5b179ce17382e483a0b50957f04ba47f2b014407664f7bc6058b151d924e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebab5b179ce17382e483a0b50957f04ba47f2b014407664f7bc6058b151d924e", kill_on_drop: false }`
[INFO] [stdout] ebab5b179ce17382e483a0b50957f04ba47f2b014407664f7bc6058b151d924e