[INFO] fetching crate kts-etl 0.1.12...
[INFO] documenting kts-etl-0.1.12 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate kts-etl 0.1.12 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate kts-etl 0.1.12 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kts-etl 0.1.12
[INFO] finished tweaking crates.io crate kts-etl 0.1.12
[INFO] tweaked toml for crates.io crate kts-etl 0.1.12 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zstd-safe v1.4.13+zstd.1.4.3
[INFO] [stderr]   Downloaded zstd v0.4.28+zstd.1.4.3
[INFO] [stderr]   Downloaded parquet-format v2.6.1
[INFO] [stderr]   Downloaded flatbuffers v0.5.0
[INFO] [stderr]   Downloaded libsqlite3-sys v0.10.0
[INFO] [stderr]   Downloaded datafusion v0.14.1
[INFO] [stderr]   Downloaded sqlparser v0.2.6
[INFO] [stderr]   Downloaded lz4-sys v1.9.2
[INFO] [stderr]   Downloaded try_from v0.2.2
[INFO] [stderr]   Downloaded zstd-sys v1.4.13+zstd.1.4.3
[INFO] [stderr]   Downloaded brotli-decompressor v1.3.1
[INFO] [stderr]   Downloaded arrow v0.14.1
[INFO] [stderr]   Downloaded kts-analyze v0.1.0
[INFO] [stderr]   Downloaded thrift v0.0.4
[INFO] [stderr]   Downloaded lz4 v1.23.2
[INFO] [stderr]   Downloaded rusqlite v0.15.0
[INFO] [stderr]   Downloaded parquet v0.14.1
[INFO] [stderr]   Downloaded brotli v2.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb6732185d145cb137c56846e0e53f9a1d786f537319bbf114a7023fbc42ddd2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "eb6732185d145cb137c56846e0e53f9a1d786f537319bbf114a7023fbc42ddd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb6732185d145cb137c56846e0e53f9a1d786f537319bbf114a7023fbc42ddd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb6732185d145cb137c56846e0e53f9a1d786f537319bbf114a7023fbc42ddd2", kill_on_drop: false }`
[INFO] [stdout] eb6732185d145cb137c56846e0e53f9a1d786f537319bbf114a7023fbc42ddd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc2d1092fd92124505d50125a06895d4765ad12097480e690d6dc9cb04da043a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cc2d1092fd92124505d50125a06895d4765ad12097480e690d6dc9cb04da043a", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling packed_simd v0.3.3
[INFO] [stderr]     Checking integer-encoding v1.1.5
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking alloc-no-stdlib v1.3.0
[INFO] [stderr]     Checking try_from v0.2.2
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]    Compiling parquet v0.14.1
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking brotli-decompressor v1.3.1
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking snap v0.2.5
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking flatbuffers v0.5.0
[INFO] [stderr]    Compiling zstd-sys v1.4.13+zstd.1.4.3
[INFO] [stderr]    Compiling lz4-sys v1.9.2
[INFO] [stderr]    Compiling libsqlite3-sys v0.10.0
[INFO] [stderr]     Checking thrift v0.13.0
[INFO] [stderr]     Checking thrift v0.0.4
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking parquet-format v2.6.1
[INFO] [stderr]     Checking brotli v2.5.1
[INFO] [stderr]     Checking sqlparser v0.2.6
[INFO] [stderr]     Checking num v0.2.1
[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/packed_simd-0.3.3/src/lib.rs:202:1
[INFO] [stdout]     |
[INFO] [stdout] 202 | / #![feature(
[INFO] [stdout] 203 | |     repr_simd,
[INFO] [stdout] 204 | |     const_fn,
[INFO] [stdout] 205 | |     platform_intrinsics,
[INFO] [stdout] ...   |
[INFO] [stdout] 215 | |     custom_inner_attributes
[INFO] [stdout] 216 | | )]
[INFO] [stdout]     | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking lz4 v1.23.2
[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 `packed_simd`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "cc2d1092fd92124505d50125a06895d4765ad12097480e690d6dc9cb04da043a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc2d1092fd92124505d50125a06895d4765ad12097480e690d6dc9cb04da043a", kill_on_drop: false }`
[INFO] [stdout] cc2d1092fd92124505d50125a06895d4765ad12097480e690d6dc9cb04da043a