[INFO] fetching crate tiny-multihash 0.5.0...
[INFO] documenting tiny-multihash-0.5.0 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate tiny-multihash 0.5.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate tiny-multihash 0.5.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tiny-multihash 0.5.0
[INFO] finished tweaking crates.io crate tiny-multihash 0.5.0
[INFO] tweaked toml for crates.io crate tiny-multihash 0.5.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate tiny-multihash 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tiny-multihash-derive v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", 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] 33ea250a46f82adb9463131c6b6ff4d57a4a90af3fa7a238149fd79c464e8038
[INFO] running `Command { std: "docker" "start" "-a" "33ea250a46f82adb9463131c6b6ff4d57a4a90af3fa7a238149fd79c464e8038", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33ea250a46f82adb9463131c6b6ff4d57a4a90af3fa7a238149fd79c464e8038", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33ea250a46f82adb9463131c6b6ff4d57a4a90af3fa7a238149fd79c464e8038", kill_on_drop: false }`
[INFO] [stdout] 33ea250a46f82adb9463131c6b6ff4d57a4a90af3fa7a238149fd79c464e8038
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa9541ae4df5a2003e7632860950a09c8d6549bf25dfdcab10a6fe57c2cee21d
[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" "aa9541ae4df5a2003e7632860950a09c8d6549bf25dfdcab10a6fe57c2cee21d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking unsigned-varint v0.5.1
[INFO] [stderr]    Compiling blake3 v0.3.7
[INFO] [stderr]     Checking blake2s_simd v0.5.10
[INFO] [stderr]     Checking blake2b_simd v0.5.10
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]     Checking sha-1 v0.9.1
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking strobe-rs v0.5.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling tiny-multihash-derive v0.5.0
[INFO] [stderr]  Documenting tiny-multihash v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `self::MultihashDigest`
[INFO] [stdout]    --> src/hasher.rs:108:26
[INFO] [stdout]     |
[INFO] [stdout] 108 | /// [`MultihashDigest`]: crate::MultihashDigest
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^ the module `tiny_multihash` contains no item named `MultihashDigest`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `self::MultihashDigest`
[INFO] [stdout]    --> src/hasher.rs:108:26
[INFO] [stdout]     |
[INFO] [stdout] 108 | /// [`MultihashDigest`]: crate::MultihashDigest
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^ the module `tiny_multihash` contains no item named `MultihashDigest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.38s
[INFO] running `Command { std: "docker" "inspect" "aa9541ae4df5a2003e7632860950a09c8d6549bf25dfdcab10a6fe57c2cee21d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa9541ae4df5a2003e7632860950a09c8d6549bf25dfdcab10a6fe57c2cee21d", kill_on_drop: false }`
[INFO] [stdout] aa9541ae4df5a2003e7632860950a09c8d6549bf25dfdcab10a6fe57c2cee21d
