[INFO] fetching crate mathcat_c 0.1.0...
[INFO] documenting mathcat_c-0.1.0 against try#6ee483316d2e4581572121d60a955affb2032eb3+cargoflags=-Zrustdoc-scrape-examples for scrape-examples
[INFO] extracting crate mathcat_c 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate mathcat_c 0.1.0 on toolchain 6ee483316d2e4581572121d60a955affb2032eb3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mathcat_c 0.1.0
[INFO] finished tweaking crates.io crate mathcat_c 0.1.0
[INFO] tweaked toml for crates.io crate mathcat_c 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+6ee483316d2e4581572121d60a955affb2032eb3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 073015a1ec17c2e1fc3111112bcde4a1215e84ef6c460c0c2e8fda487c8e8e29
[INFO] running `Command { std: "docker" "start" "-a" "073015a1ec17c2e1fc3111112bcde4a1215e84ef6c460c0c2e8fda487c8e8e29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "073015a1ec17c2e1fc3111112bcde4a1215e84ef6c460c0c2e8fda487c8e8e29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "073015a1ec17c2e1fc3111112bcde4a1215e84ef6c460c0c2e8fda487c8e8e29", kill_on_drop: false }`
[INFO] [stdout] 073015a1ec17c2e1fc3111112bcde4a1215e84ef6c460c0c2e8fda487c8e8e29
[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" "+6ee483316d2e4581572121d60a955affb2032eb3" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json" "-Zrustdoc-scrape-examples", kill_on_drop: false }`
[INFO] [stdout] 3f8c28cfe0b2fbf4a89b9f270fa43174ac93cdc3ce57b721dc864fefb8e46c23
[INFO] running `Command { std: "docker" "start" "-a" "3f8c28cfe0b2fbf4a89b9f270fa43174ac93cdc3ce57b721dc864fefb8e46c23", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling 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 memchr v2.5.0
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[INFO] [stderr]    Compiling strum_macros v0.23.1
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling phf v0.10.1
[INFO] [stderr]    Compiling mathcat v0.1.23
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling mathcat_c v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Scraping mathcat_c v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting mathcat_c v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.23s
[INFO] running `Command { std: "docker" "inspect" "3f8c28cfe0b2fbf4a89b9f270fa43174ac93cdc3ce57b721dc864fefb8e46c23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f8c28cfe0b2fbf4a89b9f270fa43174ac93cdc3ce57b721dc864fefb8e46c23", kill_on_drop: false }`
[INFO] [stdout] 3f8c28cfe0b2fbf4a89b9f270fa43174ac93cdc3ce57b721dc864fefb8e46c23
[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" "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" "+6ee483316d2e4581572121d60a955affb2032eb3" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json" "-Zrustdoc-scrape-examples", kill_on_drop: false }`
[INFO] [stdout] 523a2d255001d516b3f23862230255604b4f46a552d130bdc746b92413ca9847
[INFO] running `Command { std: "docker" "start" "-a" "523a2d255001d516b3f23862230255604b4f46a552d130bdc746b92413ca9847", kill_on_drop: false }`
[INFO] [stderr]    Compiling mathcat_c v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Scraping mathcat_c v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting mathcat_c v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "523a2d255001d516b3f23862230255604b4f46a552d130bdc746b92413ca9847", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "523a2d255001d516b3f23862230255604b4f46a552d130bdc746b92413ca9847", kill_on_drop: false }`
[INFO] [stdout] 523a2d255001d516b3f23862230255604b4f46a552d130bdc746b92413ca9847