[INFO] fetching crate heph 0.4.0...
[INFO] documenting heph-0.4.0 against master#e1df625306f4136949e02612406f0c60df6008f3 for pr-96676
[INFO] extracting crate heph 0.4.0 into /workspace/builds/worker-60/source
[INFO] validating manifest of crates.io crate heph 0.4.0 on toolchain e1df625306f4136949e02612406f0c60df6008f3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate heph 0.4.0
[INFO] finished tweaking crates.io crate heph 0.4.0
[INFO] tweaked toml for crates.io crate heph 0.4.0 written to /workspace/builds/worker-60/source/Cargo.toml
[INFO] crate crates.io crate heph 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "fetch" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lock_api v0.4.6
[INFO] [stderr]   Downloaded value-bag v1.0.0-alpha.8
[INFO] [stderr]   Downloaded object v0.27.1
[INFO] [stderr]   Downloaded redox_syscall v0.2.11
[INFO] [stderr]   Downloaded log v0.4.16
[INFO] [stderr]   Downloaded proc-macro2 v1.0.36
[INFO] [stderr]   Downloaded quote v1.0.16
[INFO] [stderr]   Downloaded sval v1.0.0-alpha.5
[INFO] [stderr]   Downloaded syn v1.0.89
[INFO] [stderr]   Downloaded backtrace v0.3.64
[INFO] [stderr]   Downloaded log-panics v2.0.0
[INFO] [stderr]   Downloaded std-logger v0.4.4
[INFO] [stderr]   Downloaded heph-inbox v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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" "+e1df625306f4136949e02612406f0c60df6008f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61efddefbc4c5e59fdb229a0bae4be7f82cac80e30d129c3c6f8626949f53610
[INFO] running `Command { std: "docker" "start" "-a" "61efddefbc4c5e59fdb229a0bae4be7f82cac80e30d129c3c6f8626949f53610", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61efddefbc4c5e59fdb229a0bae4be7f82cac80e30d129c3c6f8626949f53610", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61efddefbc4c5e59fdb229a0bae4be7f82cac80e30d129c3c6f8626949f53610", kill_on_drop: false }`
[INFO] [stdout] 61efddefbc4c5e59fdb229a0bae4be7f82cac80e30d129c3c6f8626949f53610
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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=forbid" "-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" "+e1df625306f4136949e02612406f0c60df6008f3" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a375869348a7d5bb7d3178129c4bb91c487f347da2f5a02b6213da09993997a
[INFO] running `Command { std: "docker" "start" "-a" "0a375869348a7d5bb7d3178129c4bb91c487f347da2f5a02b6213da09993997a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking sval v1.0.0-alpha.5
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.8
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling ctor v0.1.22
[INFO] [stderr]     Checking heph-inbox v0.2.2
[INFO] [stderr]  Documenting heph v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `crate::spawn::Spawn`
[INFO] [stdout]   --> src/actor/mod.rs:35:16
[INFO] [stdout]    |
[INFO] [stdout] 35 | //! [`Spawn`]: crate::spawn::Spawn
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^ no item named `spawn` in module `heph`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `crate::spawn::Spawn`
[INFO] [stdout]    --> src/quick_start.rs:154:16
[INFO] [stdout]     |
[INFO] [stdout] 154 | //! [`Spawn`]: crate::spawn::Spawn
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^ no item named `spawn` in module `heph`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `crate::spawn::options::ActorOptions`
[INFO] [stdout]    --> src/quick_start.rs:158:23
[INFO] [stdout]     |
[INFO] [stdout] 158 | //! [`ActorOptions`]: crate::spawn::options::ActorOptions
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `spawn` in module `heph`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.62s
[INFO] running `Command { std: "docker" "inspect" "0a375869348a7d5bb7d3178129c4bb91c487f347da2f5a02b6213da09993997a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a375869348a7d5bb7d3178129c4bb91c487f347da2f5a02b6213da09993997a", kill_on_drop: false }`
[INFO] [stdout] 0a375869348a7d5bb7d3178129c4bb91c487f347da2f5a02b6213da09993997a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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=forbid" "-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" "+e1df625306f4136949e02612406f0c60df6008f3" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 0778880fd1e4b9d788ecc2aaf44d43cfa94e72397a3c47b77ab19e05046afeee
[INFO] running `Command { std: "docker" "start" "-a" "0778880fd1e4b9d788ecc2aaf44d43cfa94e72397a3c47b77ab19e05046afeee", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]     Checking sval v1.0.0-alpha.5
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.8
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking heph-inbox v0.2.2
[INFO] [stderr]    Compiling ctor v0.1.22
[INFO] [stderr]  Documenting heph v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `crate::spawn::Spawn`
[INFO] [stdout]   --> src/actor/mod.rs:35:16
[INFO] [stdout]    |
[INFO] [stdout] 35 | //! [`Spawn`]: crate::spawn::Spawn
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^ no item named `spawn` in module `heph`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `crate::spawn::Spawn`
[INFO] [stdout]    --> src/quick_start.rs:154:16
[INFO] [stdout]     |
[INFO] [stdout] 154 | //! [`Spawn`]: crate::spawn::Spawn
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^ no item named `spawn` in module `heph`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `crate::spawn::options::ActorOptions`
[INFO] [stdout]    --> src/quick_start.rs:158:23
[INFO] [stdout]     |
[INFO] [stdout] 158 | //! [`ActorOptions`]: crate::spawn::options::ActorOptions
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `spawn` in module `heph`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.05s
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0778880fd1e4b9d788ecc2aaf44d43cfa94e72397a3c47b77ab19e05046afeee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0778880fd1e4b9d788ecc2aaf44d43cfa94e72397a3c47b77ab19e05046afeee", kill_on_drop: false }`
[INFO] [stdout] 0778880fd1e4b9d788ecc2aaf44d43cfa94e72397a3c47b77ab19e05046afeee