[INFO] crate spirit-dipstick 0.2.0 is already in cache
[INFO] documenting spirit-dipstick-0.2.0 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate spirit-dipstick 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate spirit-dipstick 0.2.0 on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spirit-dipstick 0.2.0
[INFO] finished tweaking crates.io crate spirit-dipstick 0.2.0
[INFO] tweaked toml for crates.io crate spirit-dipstick 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate spirit-dipstick 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] da55677be2da56b5999460c61c464a8f8db8556c8627e21763596207a84f5a2e
[INFO] running `Command { std: "docker" "start" "-a" "da55677be2da56b5999460c61c464a8f8db8556c8627e21763596207a84f5a2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da55677be2da56b5999460c61c464a8f8db8556c8627e21763596207a84f5a2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da55677be2da56b5999460c61c464a8f8db8556c8627e21763596207a84f5a2e", kill_on_drop: false }`
[INFO] [stdout] da55677be2da56b5999460c61c464a8f8db8556c8627e21763596207a84f5a2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 331430600d9c40026aadbeae86a7fdd7bd918bd8cb921da53601f0060d02d508
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "331430600d9c40026aadbeae86a7fdd7bd918bd8cb921da53601f0060d02d508", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking arc-swap v0.4.3
[INFO] [stderr]    Compiling dipstick v0.7.11
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking atomic_refcell v0.1.4
[INFO] [stderr]     Checking minreq v1.4.1
[INFO] [stderr]     Checking err-context v0.1.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking signal-hook-registry v1.1.1
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking signal-hook v0.1.10
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling structdoc-derive v0.1.4
[INFO] [stderr]    Compiling structopt-derive v0.3.3
[INFO] [stderr]     Checking structdoc v0.1.4
[INFO] [stderr]     Checking structopt v0.3.3
[INFO] [stderr]     Checking serde v1.0.101
[INFO] [stderr]     Checking toml v0.5.3
[INFO] [stderr]     Checking serde_ignored v0.1.0
[INFO] [stderr]     Checking serde_path_to_error v0.1.2
[INFO] [stderr]     Checking serde-humantime v0.1.1
[INFO] [stderr]     Checking config-spirit-fork v0.1.0
[INFO] [stderr]     Checking spirit v0.4.0
[INFO] [stderr]  Documenting spirit-dipstick v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "331430600d9c40026aadbeae86a7fdd7bd918bd8cb921da53601f0060d02d508", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "331430600d9c40026aadbeae86a7fdd7bd918bd8cb921da53601f0060d02d508", kill_on_drop: false }`
[INFO] [stdout] 331430600d9c40026aadbeae86a7fdd7bd918bd8cb921da53601f0060d02d508