[INFO] fetching crate aya-rustc-llvm-proxy 0.5.0...
[INFO] documenting aya-rustc-llvm-proxy-0.5.0 against try#6ee483316d2e4581572121d60a955affb2032eb3+cargoflags=-Zrustdoc-scrape-examples for scrape-examples
[INFO] extracting crate aya-rustc-llvm-proxy 0.5.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate aya-rustc-llvm-proxy 0.5.0 on toolchain 6ee483316d2e4581572121d60a955affb2032eb3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aya-rustc-llvm-proxy 0.5.0
[INFO] finished tweaking crates.io crate aya-rustc-llvm-proxy 0.5.0
[INFO] tweaked toml for crates.io crate aya-rustc-llvm-proxy 0.5.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42d504e1287ffd0f2cf84dbbce38e4322c477d5884e0399bb4192af96360f1ec
[INFO] running `Command { std: "docker" "start" "-a" "42d504e1287ffd0f2cf84dbbce38e4322c477d5884e0399bb4192af96360f1ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42d504e1287ffd0f2cf84dbbce38e4322c477d5884e0399bb4192af96360f1ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42d504e1287ffd0f2cf84dbbce38e4322c477d5884e0399bb4192af96360f1ec", kill_on_drop: false }`
[INFO] [stdout] 42d504e1287ffd0f2cf84dbbce38e4322c477d5884e0399bb4192af96360f1ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json" "-Zrustdoc-scrape-examples", kill_on_drop: false }`
[INFO] [stdout] 76563a2bc63f14bedf5ae88be46971e410a016f1e68124cb00457b089c628a2b
[INFO] running `Command { std: "docker" "start" "-a" "76563a2bc63f14bedf5ae88be46971e410a016f1e68124cb00457b089c628a2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling cc v1.0.77
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling serde v1.0.150
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling gimli v0.26.2
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stderr]    Compiling serde_derive v1.0.150
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling miniz_oxide v0.5.4
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stderr]     Checking object v0.29.0
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling llvm-sys v150.0.3
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling cargo_metadata v0.8.2
[INFO] [stderr]    Compiling aya-rustc-llvm-proxy v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Scraping aya-rustc-llvm-proxy v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting aya-rustc-llvm-proxy v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.43s
[INFO] running `Command { std: "docker" "inspect" "76563a2bc63f14bedf5ae88be46971e410a016f1e68124cb00457b089c628a2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76563a2bc63f14bedf5ae88be46971e410a016f1e68124cb00457b089c628a2b", kill_on_drop: false }`
[INFO] [stdout] 76563a2bc63f14bedf5ae88be46971e410a016f1e68124cb00457b089c628a2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json" "-Zrustdoc-scrape-examples", kill_on_drop: false }`
[INFO] [stdout] 45fc13936ea196907d39f9b8b77688ecec68e3b7e8a79f4369fa5b295b54176e
[INFO] running `Command { std: "docker" "start" "-a" "45fc13936ea196907d39f9b8b77688ecec68e3b7e8a79f4369fa5b295b54176e", kill_on_drop: false }`
[INFO] [stderr]    Compiling aya-rustc-llvm-proxy v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Scraping aya-rustc-llvm-proxy v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting aya-rustc-llvm-proxy v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.22s
[INFO] running `Command { std: "docker" "inspect" "45fc13936ea196907d39f9b8b77688ecec68e3b7e8a79f4369fa5b295b54176e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45fc13936ea196907d39f9b8b77688ecec68e3b7e8a79f4369fa5b295b54176e", kill_on_drop: false }`
[INFO] [stdout] 45fc13936ea196907d39f9b8b77688ecec68e3b7e8a79f4369fa5b295b54176e