[INFO] fetching crate darksteel 0.1.0...
[INFO] documenting darksteel-0.1.0 against try#6ee483316d2e4581572121d60a955affb2032eb3+cargoflags=-Zrustdoc-scrape-examples for scrape-examples
[INFO] extracting crate darksteel 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate darksteel 0.1.0 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 darksteel 0.1.0
[INFO] finished tweaking crates.io crate darksteel 0.1.0
[INFO] tweaked toml for crates.io crate darksteel 0.1.0 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] [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-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] 13296e9fa152fc61246e97b415052d8e4b772e4bc9ac815ba53ea3c38bbc15ba
[INFO] running `Command { std: "docker" "start" "-a" "13296e9fa152fc61246e97b415052d8e4b772e4bc9ac815ba53ea3c38bbc15ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13296e9fa152fc61246e97b415052d8e4b772e4bc9ac815ba53ea3c38bbc15ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13296e9fa152fc61246e97b415052d8e4b772e4bc9ac815ba53ea3c38bbc15ba", kill_on_drop: false }`
[INFO] [stdout] 13296e9fa152fc61246e97b415052d8e4b772e4bc9ac815ba53ea3c38bbc15ba
[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] a0419a745b47b42ee571dedb4afd0f96cbdfab7a25868faef548f9c6c4387a53
[INFO] running `Command { std: "docker" "start" "-a" "a0419a745b47b42ee571dedb4afd0f96cbdfab7a25868faef548f9c6c4387a53", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling serde_derive v1.0.150
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]    Compiling serde v1.0.150
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling tokio v1.23.0
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]     Checking num_cpus v1.14.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.8.5
[INFO] [stderr]    Compiling which v4.3.0
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling unicode-segmentation v1.10.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling prost-build v0.8.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling async-trait v0.1.59
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling erased-serde v0.3.23
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking dns-lookup v1.0.8
[INFO] [stderr]     Checking sorted-insert v0.2.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking unchecked_unwrap v3.0.0
[INFO] [stderr]     Checking dyn-clone v1.0.9
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling tokio-macros v1.8.2
[INFO] [stderr]    Compiling futures-macro v0.3.25
[INFO] [stderr]    Compiling tracing-attributes v0.1.23
[INFO] [stderr]    Compiling prost-derive v0.8.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling async-stream-impl v0.3.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]    Compiling ghost v0.1.6
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling typetag-impl v0.1.8
[INFO] [stderr]    Compiling darksteel-codegen v0.1.0
[INFO] [stderr]     Checking inventory v0.2.3
[INFO] [stderr]     Checking async-stream v0.3.3
[INFO] [stderr]     Checking pin-project v1.0.12
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]    Compiling prost v0.8.0
[INFO] [stderr]    Compiling prost-types v0.8.0
[INFO] [stderr]     Checking futures-executor v0.3.25
[INFO] [stderr]     Checking futures v0.3.25
[INFO] [stderr]    Compiling tonic-build v0.5.2
[INFO] [stderr]     Checking tokio-util v0.7.4
[INFO] [stderr]     Checking tokio-io-timeout v1.2.0
[INFO] [stderr]     Checking tokio-util v0.6.10
[INFO] [stderr]     Checking tokio-stream v0.1.11
[INFO] [stderr]     Checking h2 v0.3.15
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]    Compiling darksteel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking async-raft v0.6.1
[INFO] [stderr]     Checking typetag v0.1.8
[INFO] [stderr]     Checking hyper v0.14.23
[INFO] [stderr]     Checking hyper-timeout v0.4.1
[INFO] [stderr]     Checking tonic v0.5.2
[INFO] [stderr]     Scraping darksteel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting darksteel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.31s
[INFO] running `Command { std: "docker" "inspect" "a0419a745b47b42ee571dedb4afd0f96cbdfab7a25868faef548f9c6c4387a53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0419a745b47b42ee571dedb4afd0f96cbdfab7a25868faef548f9c6c4387a53", kill_on_drop: false }`
[INFO] [stdout] a0419a745b47b42ee571dedb4afd0f96cbdfab7a25868faef548f9c6c4387a53
[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] 5b6b51edb001db4f11936a55042d5bd9d47a336ed0b358cd69e4ef1a0e0082fb
[INFO] running `Command { std: "docker" "start" "-a" "5b6b51edb001db4f11936a55042d5bd9d47a336ed0b358cd69e4ef1a0e0082fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling darksteel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Scraping darksteel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting darksteel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.89s
[INFO] running `Command { std: "docker" "inspect" "5b6b51edb001db4f11936a55042d5bd9d47a336ed0b358cd69e4ef1a0e0082fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b6b51edb001db4f11936a55042d5bd9d47a336ed0b358cd69e4ef1a0e0082fb", kill_on_drop: false }`
[INFO] [stdout] 5b6b51edb001db4f11936a55042d5bd9d47a336ed0b358cd69e4ef1a0e0082fb