[INFO] fetching crate punching_client 0.1.1...
[INFO] documenting punching_client-0.1.1 against nightly for scrape-examples
[INFO] extracting crate punching_client 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate punching_client 0.1.1 on toolchain nightly
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate punching_client 0.1.1
[INFO] finished tweaking crates.io crate punching_client 0.1.1
[INFO] tweaked toml for crates.io crate punching_client 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded punching_server v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b21d4ea8270fcc2bb917067c2ed6da4c9a745d2d10c6851d80dd9a8c2bdea40f
[INFO] running `Command { std: "docker" "start" "-a" "b21d4ea8270fcc2bb917067c2ed6da4c9a745d2d10c6851d80dd9a8c2bdea40f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b21d4ea8270fcc2bb917067c2ed6da4c9a745d2d10c6851d80dd9a8c2bdea40f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b21d4ea8270fcc2bb917067c2ed6da4c9a745d2d10c6851d80dd9a8c2bdea40f", kill_on_drop: false }`
[INFO] [stdout] b21d4ea8270fcc2bb917067c2ed6da4c9a745d2d10c6851d80dd9a8c2bdea40f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08da994580391ab58992d89747abde4293bf0858c1fca463aacbb8e9c7f2b27d
[INFO] running `Command { std: "docker" "start" "-a" "08da994580391ab58992d89747abde4293bf0858c1fca463aacbb8e9c7f2b27d", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.150
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling serde v1.0.150
[INFO] [stderr]     Checking async-task v4.3.0
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling async-trait v0.1.59
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.9
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling polling v2.5.1
[INFO] [stderr]    Compiling async-io v1.12.0
[INFO] [stderr]     Checking concurrent-queue v2.0.0
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking async-channel v1.8.0
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking async-lock v2.6.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking blocking v1.3.0
[INFO] [stderr]     Checking async-executor v1.5.0
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking async-global-executor v2.3.1
[INFO] [stderr]     Checking async-std v1.12.0
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking punching_server v0.1.1
[INFO] [stderr]  Documenting punching_client v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]   --> src/cli/callee.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  |   /// ```
[INFO] [stdout]    |  _____^
[INFO] [stdout] 9  | | ///use async_std::task::block_on;
[INFO] [stdout] 10 | | ///  fn echo(msg:&Vec<u8>)->Vec<u8>{
[INFO] [stdout] 11 | | ///     msg.to_vec()
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |
[INFO] [stdout] 20 | | /// ```
[INFO] [stdout]    | |_______^
[INFO] [stdout]    |
[INFO] [stdout]    = note: error from rustc: this file contains an unclosed delimiter
[INFO] [stdout]    = note: error from rustc: this file contains an unclosed delimiter
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]    |
[INFO] [stdout] 8  | /// ```text
[INFO] [stdout]    |        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.89s
[INFO] running `Command { std: "docker" "inspect" "08da994580391ab58992d89747abde4293bf0858c1fca463aacbb8e9c7f2b27d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08da994580391ab58992d89747abde4293bf0858c1fca463aacbb8e9c7f2b27d", kill_on_drop: false }`
[INFO] [stdout] 08da994580391ab58992d89747abde4293bf0858c1fca463aacbb8e9c7f2b27d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93a4fd16d1daff6e16dd6540ee9aa77e607ef719365b55d30c5d55f21c626043
[INFO] running `Command { std: "docker" "start" "-a" "93a4fd16d1daff6e16dd6540ee9aa77e607ef719365b55d30c5d55f21c626043", kill_on_drop: false }`
[INFO] [stderr]  Documenting punching_client v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]   --> src/cli/callee.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  |   /// ```
[INFO] [stdout]    |  _____^
[INFO] [stdout] 9  | | ///use async_std::task::block_on;
[INFO] [stdout] 10 | | ///  fn echo(msg:&Vec<u8>)->Vec<u8>{
[INFO] [stdout] 11 | | ///     msg.to_vec()
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |
[INFO] [stdout] 20 | | /// ```
[INFO] [stdout]    | |_______^
[INFO] [stdout]    |
[INFO] [stdout]    = note: error from rustc: this file contains an unclosed delimiter
[INFO] [stdout]    = note: error from rustc: this file contains an unclosed delimiter
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]    |
[INFO] [stdout] 8  | /// ```text
[INFO] [stdout]    |        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "93a4fd16d1daff6e16dd6540ee9aa77e607ef719365b55d30c5d55f21c626043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93a4fd16d1daff6e16dd6540ee9aa77e607ef719365b55d30c5d55f21c626043", kill_on_drop: false }`
[INFO] [stdout] 93a4fd16d1daff6e16dd6540ee9aa77e607ef719365b55d30c5d55f21c626043