[INFO] cloning repository https://github.com/miles-six/Ark-examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/miles-six/Ark-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiles-six%2FArk-examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiles-six%2FArk-examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff5ece6bd0c406848d5d2c3e1c5d6f86ffd74f90
[INFO] documenting miles-six/Ark-examples against try#a394c9cd9ec93787f09a7ac445b14cc674a94549 for pr-151918
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiles-six%2FArk-examples" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/miles-six/Ark-examples
[INFO] finished tweaking git repo https://github.com/miles-six/Ark-examples
[INFO] tweaked toml for git repo https://github.com/miles-six/Ark-examples written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/miles-six/Ark-examples on toolchain a394c9cd9ec93787f09a7ac445b14cc674a94549
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/miles-six/Ark-examples already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ark-relations v0.3.0
[INFO] [stderr]   Downloaded ark-serialize-derive v0.3.0
[INFO] [stderr]   Downloaded ark-snark v0.3.0
[INFO] [stderr]   Downloaded chrono v0.3.0
[INFO] [stderr]   Downloaded ark-bls12-377 v0.3.0
[INFO] [stderr]   Downloaded ark-crypto-primitives v0.3.0
[INFO] [stderr]   Downloaded ark-r1cs-std v0.3.1
[INFO] [stderr]   Downloaded ark-bls12-381 v0.3.0
[INFO] [stderr]   Downloaded ark-nonnative-field v0.3.0
[INFO] [stderr]   Downloaded ark-poly v0.3.0
[INFO] [stderr]   Downloaded ark-groth16 v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4e2e4792c59f9300e0f892d57c3457fadfe130b60cd9f51079e90c60beeb411
[INFO] running `Command { std: "docker" "start" "-a" "d4e2e4792c59f9300e0f892d57c3457fadfe130b60cd9f51079e90c60beeb411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4e2e4792c59f9300e0f892d57c3457fadfe130b60cd9f51079e90c60beeb411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4e2e4792c59f9300e0f892d57c3457fadfe130b60cd9f51079e90c60beeb411", kill_on_drop: false }`
[INFO] [stdout] d4e2e4792c59f9300e0f892d57c3457fadfe130b60cd9f51079e90c60beeb411
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 716c5085df0a772c424ffe6b3e35b00b0e229e371c91fd616e1e585c43bb48ca
[INFO] running `Command { std: "docker" "start" "-a" "716c5085df0a772c424ffe6b3e35b00b0e229e371c91fd616e1e585c43bb48ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling ahash v0.7.7
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking blake2 v0.9.2
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stdout] error[E0635]: unknown feature `stdsimd`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ahash-0.7.7/src/lib.rs:33:42
[INFO] [stdout]    |
[INFO] [stdout] 33 | #![cfg_attr(feature = "stdsimd", feature(stdsimd))]
[INFO] [stdout]    |                                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ahash` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "716c5085df0a772c424ffe6b3e35b00b0e229e371c91fd616e1e585c43bb48ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "716c5085df0a772c424ffe6b3e35b00b0e229e371c91fd616e1e585c43bb48ca", kill_on_drop: false }`
[INFO] [stdout] 716c5085df0a772c424ffe6b3e35b00b0e229e371c91fd616e1e585c43bb48ca
