[INFO] cloning repository https://github.com/ilyar/polkadot-substrate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ilyar/polkadot-substrate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filyar%2Fpolkadot-substrate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filyar%2Fpolkadot-substrate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6afa670b528b7728484b54ed5b64d4ad717ff6d9
[INFO] documenting ilyar/polkadot-substrate 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%2Filyar%2Fpolkadot-substrate" "/workspace/builds/worker-91/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-91/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ilyar/polkadot-substrate 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/ilyar/polkadot-substrate
[INFO] finished tweaking git repo https://github.com/ilyar/polkadot-substrate
[INFO] tweaked toml for git repo https://github.com/ilyar/polkadot-substrate written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] crate git repo https://github.com/ilyar/polkadot-substrate 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 parity-scale-codec-derive v2.1.3
[INFO] [stderr]   Downloaded parity-scale-codec v2.1.3
[INFO] [stderr]   Downloaded ink_allocator v3.0.0-rc3
[INFO] [stderr]   Downloaded ink_lang_macro v3.0.0-rc3
[INFO] [stderr]   Downloaded ink_lang_codegen v3.0.0-rc3
[INFO] [stderr]   Downloaded ink_lang_ir v3.0.0-rc3
[INFO] [stderr]   Downloaded ink_env v3.0.0-rc3
[INFO] [stderr]   Downloaded array-init v1.0.0
[INFO] [stderr]   Downloaded ink_metadata v3.0.0-rc3
[INFO] [stderr]   Downloaded ink_prelude v3.0.0-rc3
[INFO] [stderr]   Downloaded ink_lang v3.0.0-rc3
[INFO] [stderr]   Downloaded ink_storage_derive v3.0.0-rc3
[INFO] [stderr]   Downloaded ink_storage v3.0.0-rc3
[INFO] [stderr]   Downloaded scale-info-derive v0.4.0
[INFO] [stderr]   Downloaded scale-info v0.6.0
[INFO] [stderr]   Downloaded ink_primitives v3.0.0-rc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] f55621228f3946c03c4484133c693fd67d494dfe477dcd5690de86fdb5de744d
[INFO] running `Command { std: "docker" "start" "-a" "f55621228f3946c03c4484133c693fd67d494dfe477dcd5690de86fdb5de744d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f55621228f3946c03c4484133c693fd67d494dfe477dcd5690de86fdb5de744d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f55621228f3946c03c4484133c693fd67d494dfe477dcd5690de86fdb5de744d", kill_on_drop: false }`
[INFO] [stdout] f55621228f3946c03c4484133c693fd67d494dfe477dcd5690de86fdb5de744d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] a1badec01c0c70a9205e4a963145c74926fd7a53a8d427f9bc3621aabd56b218
[INFO] running `Command { std: "docker" "start" "-a" "a1badec01c0c70a9205e4a963145c74926fd7a53a8d427f9bc3621aabd56b218", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking arrayvec v0.7.1
[INFO] [stderr]     Checking byte-slice-cast v1.0.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]    Compiling subtle v2.4.0
[INFO] [stderr]     Checking memory_units v0.4.0
[INFO] [stderr]     Checking plotters-backend v0.3.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking cpufeatures v0.1.4
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]     Checking array-init v1.0.0
[INFO] [stderr]     Checking ink_prelude v3.0.0-rc3
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/array-init-1.0.0/src/lib.rs:2:41
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![cfg_attr(feature = "const-generics", feature(const_generics))]
[INFO] [stdout]   |                                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `array-init` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a1badec01c0c70a9205e4a963145c74926fd7a53a8d427f9bc3621aabd56b218", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1badec01c0c70a9205e4a963145c74926fd7a53a8d427f9bc3621aabd56b218", kill_on_drop: false }`
[INFO] [stdout] a1badec01c0c70a9205e4a963145c74926fd7a53a8d427f9bc3621aabd56b218
