[INFO] fetching crate rusk-vm 0.12.0-rc.0...
[INFO] documenting rusk-vm-0.12.0-rc.0 against nightly for scrape-examples
[INFO] extracting crate rusk-vm 0.12.0-rc.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rusk-vm 0.12.0-rc.0 on toolchain nightly
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
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[INFO] removed /workspace/builds/worker-4/source/rust-toolchain
[INFO] started tweaking crates.io crate rusk-vm 0.12.0-rc.0
[INFO] finished tweaking crates.io crate rusk-vm 0.12.0-rc.0
[INFO] tweaked toml for crates.io crate rusk-vm 0.12.0-rc.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "bdeb24ba083b04504366ade79c97d68bee9c55981e69abefc9dfa318c6b30856", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "rm" "-f" "bdeb24ba083b04504366ade79c97d68bee9c55981e69abefc9dfa318c6b30856", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+nightly" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd8a93da4e46e887018684afe55036bb0313c43f3130022336aa81fac6a9d03c
[INFO] running `Command { std: "docker" "start" "-a" "dd8a93da4e46e887018684afe55036bb0313c43f3130022336aa81fac6a9d03c", kill_on_drop: false }`
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[INFO] [stderr]     Checking wasmer v2.3.0
[INFO] [stderr]     Checking wasmer-middlewares v2.3.0
[INFO] [stderr]  Documenting rusk-vm v0.12.0-rc.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `Hamt`
[INFO] [stdout]   --> src/state/persist.rs:69:52
[INFO] [stdout]    |
[INFO] [stdout] 69 |     /// Given a [`NetworkStateId`] restores both [`Hamt`] which stores the
[INFO] [stdout]    |                                                    ^^^^ no item named `Hamt` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.45s
[INFO] running `Command { std: "docker" "inspect" "dd8a93da4e46e887018684afe55036bb0313c43f3130022336aa81fac6a9d03c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd8a93da4e46e887018684afe55036bb0313c43f3130022336aa81fac6a9d03c", kill_on_drop: false }`
[INFO] [stdout] dd8a93da4e46e887018684afe55036bb0313c43f3130022336aa81fac6a9d03c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 428968615d02eadcff1bca0ad175e5e1f25500a64b46e8074624893335d56dbb
[INFO] running `Command { std: "docker" "start" "-a" "428968615d02eadcff1bca0ad175e5e1f25500a64b46e8074624893335d56dbb", kill_on_drop: false }`
[INFO] [stderr]  Documenting rusk-vm v0.12.0-rc.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `Hamt`
[INFO] [stdout]   --> src/state/persist.rs:69:52
[INFO] [stdout]    |
[INFO] [stdout] 69 |     /// Given a [`NetworkStateId`] restores both [`Hamt`] which stores the
[INFO] [stdout]    |                                                    ^^^^ no item named `Hamt` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "428968615d02eadcff1bca0ad175e5e1f25500a64b46e8074624893335d56dbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "428968615d02eadcff1bca0ad175e5e1f25500a64b46e8074624893335d56dbb", kill_on_drop: false }`
[INFO] [stdout] 428968615d02eadcff1bca0ad175e5e1f25500a64b46e8074624893335d56dbb