[INFO] fetching crate syllogism-macro 0.1.1...
[INFO] documenting syllogism-macro-0.1.1 against nightly for scrape-examples
[INFO] extracting crate syllogism-macro 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate syllogism-macro 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 syllogism-macro 0.1.1
[INFO] finished tweaking crates.io crate syllogism-macro 0.1.1
[INFO] tweaked toml for crates.io crate syllogism-macro 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate syllogism-macro 0.1.1 already has a lockfile, it will not be regenerated
[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 syn v0.15.34
[INFO] [stderr]   Downloaded syllogism v0.1.0
[INFO] [stderr]   Downloaded quote v0.6.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] fbb9ed02f3c82c773df39ea667b935f45198f652cbd8b52b77f8e44272bb288c
[INFO] running `Command { std: "docker" "start" "-a" "fbb9ed02f3c82c773df39ea667b935f45198f652cbd8b52b77f8e44272bb288c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbb9ed02f3c82c773df39ea667b935f45198f652cbd8b52b77f8e44272bb288c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbb9ed02f3c82c773df39ea667b935f45198f652cbd8b52b77f8e44272bb288c", kill_on_drop: false }`
[INFO] [stdout] fbb9ed02f3c82c773df39ea667b935f45198f652cbd8b52b77f8e44272bb288c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] c6fdd04e2d426142160597dc125d8859a84857d5624d8769a2deb3b1c8155fac
[INFO] running `Command { std: "docker" "start" "-a" "c6fdd04e2d426142160597dc125d8859a84857d5624d8769a2deb3b1c8155fac", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]     Checking syllogism v0.1.0
[INFO] [stderr]     Checking quote v0.6.12
[INFO] [stderr]  Documenting syllogism-macro v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/lib.rs:305:5
[INFO] [stdout]     |
[INFO] [stdout] 305 |   /// ```ignore
[INFO] [stdout]     |  _____^
[INFO] [stdout] 306 | | /// impl IsNot<D2> for D1 {}             // For each pair of distinct data types `D1`, `D2`
[INFO] [stdout] 307 | | ///
[INFO] [stdout] 308 | | /// impl<P> IsNot<P> for D1
[INFO] [stdout] ...   |
[INFO] [stdout] 323 | | /// m1!(impl trait for D1 {});           // For each data type `D1` and each macro `m1`
[INFO] [stdout] 324 | | /// ```
[INFO] [stdout]     | |_______^
[INFO] [stdout]     |
[INFO] [stdout] help: `ignore` code blocks require valid Rust code for syntax highlighting; mark blocks that do not contain Rust code as text: ```text
[INFO] [stdout]    --> src/lib.rs:305:5
[INFO] [stdout]     |
[INFO] [stdout] 305 | /// ```ignore
[INFO] [stdout]     |     ^^^
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/lib.rs:338:5
[INFO] [stdout]     |
[INFO] [stdout] 338 |   /// ```
[INFO] [stdout]     |  _____^
[INFO] [stdout] 339 | | /// # }          // HACK! Close the main function.
[INFO] [stdout] 340 | | /// #            // Let me know if there is a more elegant solution.
[INFO] [stdout] 341 | | /// # mod hack { // Run the tests outside the main function.
[INFO] [stdout] ...   |
[INFO] [stdout] 393 | | /// );
[INFO] [stdout] 394 | | /// ```
[INFO] [stdout]     | |_______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: error from rustc: unexpected closing delimiter: `}`
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]     |
[INFO] [stdout] 338 | /// ```text
[INFO] [stdout]     |        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/lib.rs:508:5
[INFO] [stdout]     |
[INFO] [stdout] 508 |   /// ```
[INFO] [stdout]     |  _____^
[INFO] [stdout] 509 | | /// # }          // HACK! Close the main function.
[INFO] [stdout] 510 | | /// #            // Let me know if there is a more elegant solution.
[INFO] [stdout] 511 | | /// # mod hack { // Run the tests outside the main function.
[INFO] [stdout] ...   |
[INFO] [stdout] 560 | | /// }
[INFO] [stdout] 561 | | /// ```
[INFO] [stdout]     | |_______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: error from rustc: unexpected closing delimiter: `}`
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]     |
[INFO] [stdout] 508 | /// ```text
[INFO] [stdout]     |        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.82s
[INFO] running `Command { std: "docker" "inspect" "c6fdd04e2d426142160597dc125d8859a84857d5624d8769a2deb3b1c8155fac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6fdd04e2d426142160597dc125d8859a84857d5624d8769a2deb3b1c8155fac", kill_on_drop: false }`
[INFO] [stdout] c6fdd04e2d426142160597dc125d8859a84857d5624d8769a2deb3b1c8155fac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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: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] d3cec7466a02690782ced83b2f10db9668a83ca6fa19ffaf6a6dd6312e03b4f2
[INFO] running `Command { std: "docker" "start" "-a" "d3cec7466a02690782ced83b2f10db9668a83ca6fa19ffaf6a6dd6312e03b4f2", kill_on_drop: false }`
[INFO] [stderr]  Documenting syllogism-macro v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/lib.rs:305:5
[INFO] [stdout]     |
[INFO] [stdout] 305 |   /// ```ignore
[INFO] [stdout]     |  _____^
[INFO] [stdout] 306 | | /// impl IsNot<D2> for D1 {}             // For each pair of distinct data types `D1`, `D2`
[INFO] [stdout] 307 | | ///
[INFO] [stdout] 308 | | /// impl<P> IsNot<P> for D1
[INFO] [stdout] ...   |
[INFO] [stdout] 323 | | /// m1!(impl trait for D1 {});           // For each data type `D1` and each macro `m1`
[INFO] [stdout] 324 | | /// ```
[INFO] [stdout]     | |_______^
[INFO] [stdout]     |
[INFO] [stdout] help: `ignore` code blocks require valid Rust code for syntax highlighting; mark blocks that do not contain Rust code as text: ```text
[INFO] [stdout]    --> src/lib.rs:305:5
[INFO] [stdout]     |
[INFO] [stdout] 305 | /// ```ignore
[INFO] [stdout]     |     ^^^
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/lib.rs:338:5
[INFO] [stdout]     |
[INFO] [stdout] 338 |   /// ```
[INFO] [stdout]     |  _____^
[INFO] [stdout] 339 | | /// # }          // HACK! Close the main function.
[INFO] [stdout] 340 | | /// #            // Let me know if there is a more elegant solution.
[INFO] [stdout] 341 | | /// # mod hack { // Run the tests outside the main function.
[INFO] [stdout] ...   |
[INFO] [stdout] 393 | | /// );
[INFO] [stdout] 394 | | /// ```
[INFO] [stdout]     | |_______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: error from rustc: unexpected closing delimiter: `}`
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]     |
[INFO] [stdout] 338 | /// ```text
[INFO] [stdout]     |        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/lib.rs:508:5
[INFO] [stdout]     |
[INFO] [stdout] 508 |   /// ```
[INFO] [stdout]     |  _____^
[INFO] [stdout] 509 | | /// # }          // HACK! Close the main function.
[INFO] [stdout] 510 | | /// #            // Let me know if there is a more elegant solution.
[INFO] [stdout] 511 | | /// # mod hack { // Run the tests outside the main function.
[INFO] [stdout] ...   |
[INFO] [stdout] 560 | | /// }
[INFO] [stdout] 561 | | /// ```
[INFO] [stdout]     | |_______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: error from rustc: unexpected closing delimiter: `}`
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]     |
[INFO] [stdout] 508 | /// ```text
[INFO] [stdout]     |        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "d3cec7466a02690782ced83b2f10db9668a83ca6fa19ffaf6a6dd6312e03b4f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3cec7466a02690782ced83b2f10db9668a83ca6fa19ffaf6a6dd6312e03b4f2", kill_on_drop: false }`
[INFO] [stdout] d3cec7466a02690782ced83b2f10db9668a83ca6fa19ffaf6a6dd6312e03b4f2