[INFO] cloning repository https://github.com/robertbrignull/rhythmical
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robertbrignull/rhythmical" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobertbrignull%2Frhythmical", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobertbrignull%2Frhythmical'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 470956e3190e0bd7ca7b47f284ed721637a83a85
[INFO] documenting robertbrignull/rhythmical against try#6ee483316d2e4581572121d60a955affb2032eb3+cargoflags=-Zrustdoc-scrape-examples for scrape-examples
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobertbrignull%2Frhythmical" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/robertbrignull/rhythmical 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 git repo https://github.com/robertbrignull/rhythmical
[INFO] finished tweaking git repo https://github.com/robertbrignull/rhythmical
[INFO] tweaked toml for git repo https://github.com/robertbrignull/rhythmical written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/robertbrignull/rhythmical already has a lockfile, it will not be regenerated
[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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 8135852f8fcd390ba251bba21b74f263bb9d7038f6ddf7fac9ff90daa2ed813d
[INFO] running `Command { std: "docker" "start" "-a" "8135852f8fcd390ba251bba21b74f263bb9d7038f6ddf7fac9ff90daa2ed813d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8135852f8fcd390ba251bba21b74f263bb9d7038f6ddf7fac9ff90daa2ed813d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8135852f8fcd390ba251bba21b74f263bb9d7038f6ddf7fac9ff90daa2ed813d", kill_on_drop: false }`
[INFO] [stdout] 8135852f8fcd390ba251bba21b74f263bb9d7038f6ddf7fac9ff90daa2ed813d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 8059a32c696f7211779384c09f5b083a5b25b8e7fa4afc5a248b8edbe4219ca7
[INFO] running `Command { std: "docker" "start" "-a" "8059a32c696f7211779384c09f5b083a5b25b8e7fa4afc5a248b8edbe4219ca7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_jitter v0.1.2
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking smallvec v0.6.8
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling serde v1.0.87
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking safemem v0.3.0
[INFO] [stderr]    Compiling rand_os v0.1.2
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking num_cpus v1.9.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]     Checking gzip-header v0.2.0
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking buf_redux v0.8.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking chunked_transfer v0.3.1
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]     Checking ascii v0.8.7
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]     Checking deflate v0.7.19
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking filetime v0.2.4
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]    Compiling rhythmical v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking htmlescape v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.6
[INFO] [stderr]     Checking tiny_http v0.6.2
[INFO] [stderr]     Checking multipart v0.15.4
[INFO] [stderr]    Compiling serde_derive v1.0.87
[INFO] [stderr]     Checking serde_json v1.0.38
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking rouille v3.0.0
[INFO] [stderr]     Scraping rhythmical v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting rhythmical v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.35s
[INFO] running `Command { std: "docker" "inspect" "8059a32c696f7211779384c09f5b083a5b25b8e7fa4afc5a248b8edbe4219ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8059a32c696f7211779384c09f5b083a5b25b8e7fa4afc5a248b8edbe4219ca7", kill_on_drop: false }`
[INFO] [stdout] 8059a32c696f7211779384c09f5b083a5b25b8e7fa4afc5a248b8edbe4219ca7