[INFO] fetching crate rdftk_graph 0.1.1...
[INFO] documenting rdftk_graph-0.1.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate rdftk_graph 0.1.1 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate rdftk_graph 0.1.1 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rdftk_graph 0.1.1
[INFO] finished tweaking crates.io crate rdftk_graph 0.1.1
[INFO] tweaked toml for crates.io crate rdftk_graph 0.1.1 written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 779807c97c9f9361d38378832eade81c30a8a2b250d9521c8624816e419fbd5a
[INFO] running `Command { std: "docker" "start" "-a" "779807c97c9f9361d38378832eade81c30a8a2b250d9521c8624816e419fbd5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "779807c97c9f9361d38378832eade81c30a8a2b250d9521c8624816e419fbd5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "779807c97c9f9361d38378832eade81c30a8a2b250d9521c8624816e419fbd5a", kill_on_drop: false }`
[INFO] [stdout] 779807c97c9f9361d38378832eade81c30a8a2b250d9521c8624816e419fbd5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 922d21b3fb9c0ce13a9573281829e54ede32cc14543b5d0c4e8b0ac3ff87cc1e
[INFO] running `Command { std: "docker" "start" "-a" "922d21b3fb9c0ce13a9573281829e54ede32cc14543b5d0c4e8b0ac3ff87cc1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking atomic_refcell v0.1.8
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling backtrace v0.3.65
[INFO] [stderr]     Checking object v0.28.4
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking blob-uuid v0.4.0
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking unique_id v0.1.3
[INFO] [stderr]     Checking rdftk_iri v0.1.9
[INFO] [stderr]     Checking rdftk_names v0.1.9
[INFO] [stderr]     Checking rdftk_core v0.1.14
[INFO] [stderr]  Documenting rdftk_graph v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.92s
[INFO] running `Command { std: "docker" "inspect" "922d21b3fb9c0ce13a9573281829e54ede32cc14543b5d0c4e8b0ac3ff87cc1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "922d21b3fb9c0ce13a9573281829e54ede32cc14543b5d0c4e8b0ac3ff87cc1e", kill_on_drop: false }`
[INFO] [stdout] 922d21b3fb9c0ce13a9573281829e54ede32cc14543b5d0c4e8b0ac3ff87cc1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 0689cc10742020c8a91e50466d23f90a915a626136b369f3e3c997f728f4dc73
[INFO] running `Command { std: "docker" "start" "-a" "0689cc10742020c8a91e50466d23f90a915a626136b369f3e3c997f728f4dc73", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking atomic_refcell v0.1.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking object v0.28.4
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling backtrace v0.3.65
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking blob-uuid v0.4.0
[INFO] [stderr]     Checking unique_id v0.1.3
[INFO] [stderr]     Checking rdftk_iri v0.1.9
[INFO] [stderr]     Checking rdftk_names v0.1.9
[INFO] [stderr]     Checking rdftk_core v0.1.14
[INFO] [stderr]  Documenting rdftk_graph v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.77s
[INFO] running `Command { std: "docker" "inspect" "0689cc10742020c8a91e50466d23f90a915a626136b369f3e3c997f728f4dc73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0689cc10742020c8a91e50466d23f90a915a626136b369f3e3c997f728f4dc73", kill_on_drop: false }`
[INFO] [stdout] 0689cc10742020c8a91e50466d23f90a915a626136b369f3e3c997f728f4dc73