[INFO] fetching crate ipfs-embed 0.4.0...
[INFO] documenting ipfs-embed-0.4.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate ipfs-embed 0.4.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate ipfs-embed 0.4.0 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ipfs-embed 0.4.0
[INFO] finished tweaking crates.io crate ipfs-embed 0.4.0
[INFO] tweaked toml for crates.io crate ipfs-embed 0.4.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate ipfs-embed 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e63b100ee73c9a8e07617d6d162180bd97c6b04895ffcffa4334488e6a448ae7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e63b100ee73c9a8e07617d6d162180bd97c6b04895ffcffa4334488e6a448ae7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e63b100ee73c9a8e07617d6d162180bd97c6b04895ffcffa4334488e6a448ae7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e63b100ee73c9a8e07617d6d162180bd97c6b04895ffcffa4334488e6a448ae7", kill_on_drop: false }`
[INFO] [stdout] e63b100ee73c9a8e07617d6d162180bd97c6b04895ffcffa4334488e6a448ae7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 09861b372f7fc00276026e1a1f9a8a369b15ad68c0c2882e89956f44a3b46425
[INFO] running `Command { std: "docker" "start" "-a" "09861b372f7fc00276026e1a1f9a8a369b15ad68c0c2882e89956f44a3b46425", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling either v1.6.0
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling multimap v0.8.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking data-encoding v2.3.0
[INFO] [stderr]     Checking unsigned-varint v0.3.3
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[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking fastrand v1.3.4
[INFO] [stderr]     Checking waker-fn v1.0.0
[INFO] [stderr]     Checking event-listener v2.3.3
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[INFO] [stderr]     Checking vec-arena v0.5.0
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[INFO] [stderr]    Compiling names v0.11.0
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[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.1
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[INFO] [stderr]    Compiling itertools v0.8.2
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[INFO] [stderr]    Compiling prost-build v0.6.1
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[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]     Checking uint v0.8.5
[INFO] [stderr]     Checking aes-ctr v0.3.0
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking multihash v0.11.2
[INFO] [stderr]     Checking async-io v0.1.11
[INFO] [stderr]     Checking blocking v0.5.2
[INFO] [stderr]     Checking strobe-rs v0.5.4
[INFO] [stderr]     Checking async-executor v0.1.2
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.8
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling libp2p-core-derive v0.20.2
[INFO] [stderr]    Compiling async-trait v0.1.38
[INFO] [stderr]    Compiling libipld-cbor-derive v0.4.0
[INFO] [stderr]     Checking async-std v1.6.3
[INFO] [stderr]     Checking asn1_der v0.6.3
[INFO] [stderr]     Checking data-encoding-macro v0.1.8
[INFO] [stderr]     Checking multibase v0.8.0
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking curve25519-dalek v2.1.0
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking futures_codec v0.4.1
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]     Checking wasm-timer v0.2.4
[INFO] [stderr]     Checking yamux v0.4.7
[INFO] [stderr]     Checking unsigned-varint v0.4.0
[INFO] [stderr]    Compiling libp2p-core v0.21.0
[INFO] [stderr]    Compiling libp2p-secio v0.21.0
[INFO] [stderr]    Compiling libp2p-kad v0.22.1
[INFO] [stderr]    Compiling libp2p-identify v0.21.0
[INFO] [stderr]    Compiling libipld-pb v0.4.0
[INFO] [stderr]    Compiling libp2p-bitswap v0.6.1
[INFO] [stderr]     Checking multistream-select v0.8.2
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.4
[INFO] [stderr]     Checking parity-multiaddr v0.9.1
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling tiny-multihash-derive v0.3.0
[INFO] [stderr]     Checking tiny-multihash v0.4.0
[INFO] [stderr]     Checking libp2p-swarm v0.21.0
[INFO] [stderr]     Checking libp2p-mplex v0.21.0
[INFO] [stderr]     Checking libp2p-yamux v0.21.0
[INFO] [stderr]     Checking libp2p-tcp v0.21.0
[INFO] [stderr]     Checking tiny-cid v0.2.0
[INFO] [stderr]     Checking libipld-core v0.4.0
[INFO] [stderr]     Checking libipld-cbor v0.4.0
[INFO] [stderr]     Checking libipld-macro v0.4.0
[INFO] [stderr]     Checking libipld-json v0.4.0
[INFO] [stderr]     Checking libp2p-mdns v0.21.0
[INFO] [stderr]     Checking libp2p-ping v0.21.0
[INFO] [stderr]     Checking libipld v0.4.0
[INFO] [stderr]     Checking libp2p v0.24.0
[INFO] [stderr]  Documenting ipfs-embed v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 35s
[INFO] running `Command { std: "docker" "inspect" "09861b372f7fc00276026e1a1f9a8a369b15ad68c0c2882e89956f44a3b46425", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09861b372f7fc00276026e1a1f9a8a369b15ad68c0c2882e89956f44a3b46425", kill_on_drop: false }`
[INFO] [stdout] 09861b372f7fc00276026e1a1f9a8a369b15ad68c0c2882e89956f44a3b46425