[INFO] fetching crate segsource 0.2.0...
[INFO] documenting segsource-0.2.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate segsource 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate segsource 0.2.0 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 segsource 0.2.0
[INFO] finished tweaking crates.io crate segsource 0.2.0
[INFO] tweaked toml for crates.io crate segsource 0.2.0 written to /workspace/builds/worker-9/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 576e7a221d6d1eb76e7a12ee13dd8121cd37f6411fe055241ff85402bd13b085
[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" "576e7a221d6d1eb76e7a12ee13dd8121cd37f6411fe055241ff85402bd13b085", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "576e7a221d6d1eb76e7a12ee13dd8121cd37f6411fe055241ff85402bd13b085", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "576e7a221d6d1eb76e7a12ee13dd8121cd37f6411fe055241ff85402bd13b085", kill_on_drop: false }`
[INFO] [stdout] 576e7a221d6d1eb76e7a12ee13dd8121cd37f6411fe055241ff85402bd13b085
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 88fbde48b24b93c31172385a23ea90fbf3ce209bcc168abb39fdb095ee5dad1e
[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" "88fbde48b24b93c31172385a23ea90fbf3ce209bcc168abb39fdb095ee5dad1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling here v1.1.1
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling pmhelp-internal v0.0.2
[INFO] [stderr]    Compiling pmhelp v0.0.2
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling segsource-derive v0.2.0
[INFO] [stderr]     Checking snafu v0.6.10
[INFO] [stderr]  Documenting segsource v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `BytesSource`
[INFO] [stdout]   --> src/sources/mod.rs:38:10
[INFO] [stdout]    |
[INFO] [stdout] 38 | /// 2. [`BytesSource`]: A source that uses a `Bytes` object from the wonderful `bytes` crate to
[INFO] [stdout]    |          ^^^^^^^^^^^ no item named `BytesSource` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `MappedFileSource`
[INFO] [stdout]   --> src/sources/mod.rs:40:10
[INFO] [stdout]    |
[INFO] [stdout] 40 | /// 3. [`MappedFileSource`]: A source that stores its data using a memory mapped file. This source
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^ no item named `MappedFileSource` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.60s
[INFO] running `Command { std: "docker" "inspect" "88fbde48b24b93c31172385a23ea90fbf3ce209bcc168abb39fdb095ee5dad1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88fbde48b24b93c31172385a23ea90fbf3ce209bcc168abb39fdb095ee5dad1e", kill_on_drop: false }`
[INFO] [stdout] 88fbde48b24b93c31172385a23ea90fbf3ce209bcc168abb39fdb095ee5dad1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--all-features" "--frozen" "--message-format=json" "--" "--cfg" "docsrs" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 860810efd6cb89985c9ff1168b333aaf6a1b5ad855ee1ed9369af5ef927984d9
[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" "860810efd6cb89985c9ff1168b333aaf6a1b5ad855ee1ed9369af5ef927984d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling here v1.1.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling fs3 v0.5.0
[INFO] [stderr]     Checking memchr v2.5.0
[INFO] [stderr]     Checking memmap2 v0.3.1
[INFO] [stderr]     Checking tokio v1.18.2
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling pmhelp-internal v0.0.2
[INFO] [stderr]    Compiling pmhelp v0.0.2
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling async-trait v0.1.53
[INFO] [stderr]    Compiling segsource-derive v0.2.0
[INFO] [stderr]     Checking snafu v0.6.10
[INFO] [stderr]  Documenting segsource v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.98s
[INFO] running `Command { std: "docker" "inspect" "860810efd6cb89985c9ff1168b333aaf6a1b5ad855ee1ed9369af5ef927984d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "860810efd6cb89985c9ff1168b333aaf6a1b5ad855ee1ed9369af5ef927984d9", kill_on_drop: false }`
[INFO] [stdout] 860810efd6cb89985c9ff1168b333aaf6a1b5ad855ee1ed9369af5ef927984d9