[INFO] fetching crate fvm_ipld_amt 0.4.1...
[INFO] documenting fvm_ipld_amt-0.4.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate fvm_ipld_amt 0.4.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate fvm_ipld_amt 0.4.1 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fvm_ipld_amt 0.4.1
[INFO] finished tweaking crates.io crate fvm_ipld_amt 0.4.1
[INFO] tweaked toml for crates.io crate fvm_ipld_amt 0.4.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 659d417115de1316e378adb181bed3822cdd4772474d4d61c515171bc6e23298
[INFO] running `Command { std: "docker" "start" "-a" "659d417115de1316e378adb181bed3822cdd4772474d4d61c515171bc6e23298", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "659d417115de1316e378adb181bed3822cdd4772474d4d61c515171bc6e23298", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "659d417115de1316e378adb181bed3822cdd4772474d4d61c515171bc6e23298", kill_on_drop: false }`
[INFO] [stdout] 659d417115de1316e378adb181bed3822cdd4772474d4d61c515171bc6e23298
[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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e52a49d0129527ef2fc182375ec8768093e3bd4a4865fc30fa34e47cecdde6e
[INFO] running `Command { std: "docker" "start" "-a" "6e52a49d0129527ef2fc182375ec8768093e3bd4a4865fc30fa34e47cecdde6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking unsigned-varint v0.7.1
[INFO] [stderr]     Checking base-x v0.2.10
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking blake2b_simd v1.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking core2 v0.4.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.10
[INFO] [stderr]    Compiling serde_tuple_macros v0.5.0
[INFO] [stderr]    Compiling serde_repr v0.1.8
[INFO] [stderr]     Checking data-encoding-macro v0.1.12
[INFO] [stderr]     Checking multibase v0.9.1
[INFO] [stderr]    Compiling thiserror v1.0.31
[INFO] [stderr]     Checking serde-big-array v0.3.3
[INFO] [stderr]     Checking serde_bytes v0.11.6
[INFO] [stderr]     Checking cbor4ii v0.2.13
[INFO] [stderr]     Checking cs_serde_bytes v0.12.0
[INFO] [stderr]     Checking serde_tuple v0.5.0
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]    Compiling multihash-derive v0.8.0
[INFO] [stderr]     Checking multihash v0.16.2
[INFO] [stderr]     Checking cid v0.8.5
[INFO] [stderr]     Checking serde_ipld_dagcbor v0.2.2
[INFO] [stderr]     Checking fvm_ipld_blockstore v0.1.1
[INFO] [stderr]     Checking fvm_ipld_encoding v0.2.1
[INFO] [stderr]  Documenting fvm_ipld_amt v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | //! https://github.com/ipld/specs/blob/51fab05b4fe4930d3d851d50cc1e5f1a02092deb/data-structures/vector.md
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://github.com/ipld/specs/blob/51fab05b4fe4930d3d851d50cc1e5f1a02092deb/data-structures/vector.md>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]   = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.84s
[INFO] running `Command { std: "docker" "inspect" "6e52a49d0129527ef2fc182375ec8768093e3bd4a4865fc30fa34e47cecdde6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e52a49d0129527ef2fc182375ec8768093e3bd4a4865fc30fa34e47cecdde6e", kill_on_drop: false }`
[INFO] [stdout] 6e52a49d0129527ef2fc182375ec8768093e3bd4a4865fc30fa34e47cecdde6e
[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=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] dff2b3003d750d6e3dacb6af7a9ba027d7a0a257185fde6d46ad75cdd86d3762
[INFO] running `Command { std: "docker" "start" "-a" "dff2b3003d750d6e3dacb6af7a9ba027d7a0a257185fde6d46ad75cdd86d3762", kill_on_drop: false }`
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "dff2b3003d750d6e3dacb6af7a9ba027d7a0a257185fde6d46ad75cdd86d3762", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dff2b3003d750d6e3dacb6af7a9ba027d7a0a257185fde6d46ad75cdd86d3762", kill_on_drop: false }`
[INFO] [stdout] dff2b3003d750d6e3dacb6af7a9ba027d7a0a257185fde6d46ad75cdd86d3762