[INFO] cloning repository https://github.com/rajasekarv/native_spark
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rajasekarv/native_spark" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frajasekarv%2Fnative_spark", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frajasekarv%2Fnative_spark'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 54d2b608cfcb0d457ed8741e6e6c235389b587bf
[INFO] documenting rajasekarv/native_spark 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%2Frajasekarv%2Fnative_spark" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rajasekarv/native_spark 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-4/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/rajasekarv/native_spark
[INFO] finished tweaking git repo https://github.com/rajasekarv/native_spark
[INFO] tweaked toml for git repo https://github.com/rajasekarv/native_spark written to /workspace/builds/worker-4/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]  Downloading crates ...
[INFO] [stderr]   Downloaded uriparse v0.6.3
[INFO] [stderr]   Downloaded fasthash v0.4.0
[INFO] [stderr]   Downloaded capnpc v0.12.4
[INFO] [stderr]   Downloaded flatbuffers v0.5.0
[INFO] [stderr]   Downloaded capnp v0.12.4
[INFO] [stderr]   Downloaded parquet-format v2.5.0
[INFO] [stderr]   Downloaded arrow v0.15.1
[INFO] [stderr]   Downloaded snap v0.2.5
[INFO] [stderr]   Downloaded metatype v0.2.1
[INFO] [stderr]   Downloaded parquet v0.15.1
[INFO] [stderr]   Downloaded rusoto_s3 v0.43.0
[INFO] [stderr]   Downloaded serde_closure_derive v0.2.14
[INFO] [stderr]   Downloaded alloc-no-stdlib v1.3.0
[INFO] [stderr]   Downloaded serde_closure v0.2.14
[INFO] [stderr]   Downloaded capnp-futures v0.12.0
[INFO] [stderr]   Downloaded brotli-decompressor v1.3.1
[INFO] [stderr]   Downloaded brotli v2.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b382422a8282d84ce2fc0c4f4fb1a34cb483a2fb51ae2357ac2d716a2d031954
[INFO] running `Command { std: "docker" "start" "-a" "b382422a8282d84ce2fc0c4f4fb1a34cb483a2fb51ae2357ac2d716a2d031954", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b382422a8282d84ce2fc0c4f4fb1a34cb483a2fb51ae2357ac2d716a2d031954", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b382422a8282d84ce2fc0c4f4fb1a34cb483a2fb51ae2357ac2d716a2d031954", kill_on_drop: false }`
[INFO] [stdout] b382422a8282d84ce2fc0c4f4fb1a34cb483a2fb51ae2357ac2d716a2d031954
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7d089e8169883a0e38ab44c0b3f385273ac7799cffcf957922af001b5c3e27d2
[INFO] running `Command { std: "docker" "start" "-a" "7d089e8169883a0e38ab44c0b3f385273ac7799cffcf957922af001b5c3e27d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking nom v2.2.1
[INFO] [stderr]    Compiling build_id v0.2.1
[INFO] [stderr]    Compiling capnp v0.12.4
[INFO] [stderr]    Compiling erased-serde v0.3.16
[INFO] [stderr]    Compiling relative v0.2.2
[INFO] [stderr]     Checking metatype v0.2.1
[INFO] [stderr]     Checking seahash v3.0.7
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]     Checking twox-hash v1.6.1
[INFO] [stderr]     Checking uriparse v0.6.3
[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/metatype-0.2.1/src/lib.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | #![feature(arbitrary_self_types)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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/metatype-0.2.1/src/lib.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | #![feature(ptr_metadata)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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/metatype-0.2.1/src/lib.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | #![feature(specialization)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling fasthash-sys v0.3.2
[INFO] [stdout] error: aborting due to 3 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 compile `metatype` due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7d089e8169883a0e38ab44c0b3f385273ac7799cffcf957922af001b5c3e27d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d089e8169883a0e38ab44c0b3f385273ac7799cffcf957922af001b5c3e27d2", kill_on_drop: false }`
[INFO] [stdout] 7d089e8169883a0e38ab44c0b3f385273ac7799cffcf957922af001b5c3e27d2
