[INFO] fetching crate goko 0.5.5...
[INFO] documenting goko-0.5.5 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate goko 0.5.5 into /workspace/builds/worker-50/source
[INFO] validating manifest of crates.io crate goko 0.5.5 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate goko 0.5.5
[INFO] finished tweaking crates.io crate goko 0.5.5
[INFO] tweaked toml for crates.io crate goko 0.5.5 written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] crate crates.io crate goko 0.5.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e405fa8a0ef1d5c27d80bc74d39e11c72c105d2aefbfc8ae2f619039795e170
[INFO] running `Command { std: "docker" "start" "-a" "6e405fa8a0ef1d5c27d80bc74d39e11c72c105d2aefbfc8ae2f619039795e170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e405fa8a0ef1d5c27d80bc74d39e11c72c105d2aefbfc8ae2f619039795e170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e405fa8a0ef1d5c27d80bc74d39e11c72c105d2aefbfc8ae2f619039795e170", kill_on_drop: false }`
[INFO] [stdout] 6e405fa8a0ef1d5c27d80bc74d39e11c72c105d2aefbfc8ae2f619039795e170
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be4770001ba8399f2d36e8e24318579b2cf0c13474c3e141fdf091b24845cc49
[INFO] running `Command { std: "docker" "start" "-a" "be4770001ba8399f2d36e8e24318579b2cf0c13474c3e141fdf091b24845cc49", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling protobuf v2.23.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling packed_simd_2 v0.3.4
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling ahash v0.7.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking type-map v0.5.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/lib.rs:205:5
[INFO] [stdout]     |
[INFO] [stdout] 205 |     const_fn,
[INFO] [stdout]     |     ^^^^^^^^ feature has been removed
[INFO] [stdout]     |
[INFO] [stdout]     = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]     Checking pbr v1.0.4
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/codegen/llvm.rs:43:7
[INFO] [stdout]    |
[INFO] [stdout] 43 |     #[rustc_args_required_const(2)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/codegen/llvm.rs:37:7
[INFO] [stdout]    |
[INFO] [stdout] 37 |     #[rustc_args_required_const(2)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/codegen/llvm.rs:31:7
[INFO] [stdout]    |
[INFO] [stdout] 31 |     #[rustc_args_required_const(2)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/codegen/llvm.rs:25:7
[INFO] [stdout]    |
[INFO] [stdout] 25 |     #[rustc_args_required_const(2)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/codegen/llvm.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 |     #[rustc_args_required_const(2)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/codegen/llvm.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 |     #[rustc_args_required_const(2)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking rand_distr v0.4.0
[INFO] [stdout] error: cannot find attribute `rustc_args_required_const` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/codegen/llvm.rs:43:7
[INFO] [stdout]    |
[INFO] [stdout] 43 |     #[rustc_args_required_const(2)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `rustc_args_required_const` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/codegen/llvm.rs:37:7
[INFO] [stdout]    |
[INFO] [stdout] 37 |     #[rustc_args_required_const(2)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `rustc_args_required_const` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/codegen/llvm.rs:31:7
[INFO] [stdout]    |
[INFO] [stdout] 31 |     #[rustc_args_required_const(2)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `rustc_args_required_const` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/codegen/llvm.rs:25:7
[INFO] [stdout]    |
[INFO] [stdout] 25 |     #[rustc_args_required_const(2)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `rustc_args_required_const` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/codegen/llvm.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 |     #[rustc_args_required_const(2)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `rustc_args_required_const` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/codegen/llvm.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 |     #[rustc_args_required_const(2)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd_2-0.3.4/src/lib.rs:202:1
[INFO] [stdout]     |
[INFO] [stdout] 202 | / #![feature(
[INFO] [stdout] 203 | |     repr_simd,
[INFO] [stdout] 204 | |     rustc_attrs,
[INFO] [stdout] 205 | |     const_fn,
[INFO] [stdout] ...   |
[INFO] [stdout] 215 | |     llvm_asm
[INFO] [stdout] 216 | | )]
[INFO] [stdout]     | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking alga v0.9.3
[INFO] [stderr]    Compiling protobuf-codegen v2.23.0
[INFO] [stderr]     Checking nalgebra v0.19.0
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling which v4.0.2
[INFO] [stderr]    Compiling protoc v2.23.0
[INFO] [stderr]    Compiling protoc-rust v2.23.0
[INFO] [stdout] error: aborting due to 14 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `packed_simd_2`
[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" "be4770001ba8399f2d36e8e24318579b2cf0c13474c3e141fdf091b24845cc49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be4770001ba8399f2d36e8e24318579b2cf0c13474c3e141fdf091b24845cc49", kill_on_drop: false }`
[INFO] [stdout] be4770001ba8399f2d36e8e24318579b2cf0c13474c3e141fdf091b24845cc49
