[INFO] fetching crate ppar 0.3.1...
[INFO] documenting ppar-0.3.1 against 824336ad4127ce295849937a24c08a4aeff6ada7 for pr-162169
[INFO] extracting crate ppar 0.3.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate ppar 0.3.1
[INFO] finished tweaking crates.io crate ppar 0.3.1
[INFO] tweaked toml for crates.io crate ppar 0.3.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ppar 0.3.1 on toolchain 824336ad4127ce295849937a24c08a4aeff6ada7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+824336ad4127ce295849937a24c08a4aeff6ada7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ppar 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+824336ad4127ce295849937a24c08a4aeff6ada7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getrandom v0.1.15
[INFO] [stderr]   Downloaded structopt-derive v0.4.14
[INFO] [stderr]   Downloaded structopt v0.3.21
[INFO] [stderr]   Downloaded derive_arbitrary v0.4.7
[INFO] [stderr]   Downloaded arbitrary v0.4.7
[INFO] [stderr]   Downloaded sized-chunks v0.6.2
[INFO] [stderr]   Downloaded rand_xoshiro v0.4.0
[INFO] [stderr]   Downloaded typenum v1.12.0
[INFO] [stderr]   Downloaded unicode-segmentation v1.7.1
[INFO] [stderr]   Downloaded im v15.0.0
[INFO] [stderr]   Downloaded syn v1.0.54
[INFO] [stderr]   Downloaded im-rc v15.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 82191c2f9edba3190b92be4c3b0d35d6418eec6aeedf9cb657472d4861002956
[INFO] running `Command { std: "docker" "start" "82191c2f9edba3190b92be4c3b0d35d6418eec6aeedf9cb657472d4861002956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82191c2f9edba3190b92be4c3b0d35d6418eec6aeedf9cb657472d4861002956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "82191c2f9edba3190b92be4c3b0d35d6418eec6aeedf9cb657472d4861002956" "/opt/rustwide/cargo-home/bin/cargo" "+824336ad4127ce295849937a24c08a4aeff6ada7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82191c2f9edba3190b92be4c3b0d35d6418eec6aeedf9cb657472d4861002956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "82191c2f9edba3190b92be4c3b0d35d6418eec6aeedf9cb657472d4861002956" "/opt/rustwide/cargo-home/bin/cargo" "+824336ad4127ce295849937a24c08a4aeff6ada7" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling derive_arbitrary v0.4.7
[INFO] [stderr]     Checking arbitrary v0.4.7
[INFO] [stderr]  Documenting ppar v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `arbitrary`
[INFO] [stdout]   --> src/./ppar.rs:47:11
[INFO] [stdout]    |
[INFO] [stdout] 47 | #[cfg(any(feature = "arbitrary", test))]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `im`, `im-rc`, `perf`, `rand`, and `structopt`
[INFO] [stdout]    = help: consider adding `arbitrary` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.16s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/ppar/index.html
[INFO] running `Command { std: "docker" "inspect" "82191c2f9edba3190b92be4c3b0d35d6418eec6aeedf9cb657472d4861002956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "82191c2f9edba3190b92be4c3b0d35d6418eec6aeedf9cb657472d4861002956" "/opt/rustwide/cargo-home/bin/cargo" "+824336ad4127ce295849937a24c08a4aeff6ada7" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]  Documenting ppar v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `arbitrary`
[INFO] [stdout]   --> src/./ppar.rs:47:11
[INFO] [stdout]    |
[INFO] [stdout] 47 | #[cfg(any(feature = "arbitrary", test))]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `im`, `im-rc`, `perf`, `rand`, and `structopt`
[INFO] [stdout]    = help: consider adding `arbitrary` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/ppar/index.html
[INFO] running `Command { std: "docker" "inspect" "82191c2f9edba3190b92be4c3b0d35d6418eec6aeedf9cb657472d4861002956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82191c2f9edba3190b92be4c3b0d35d6418eec6aeedf9cb657472d4861002956", kill_on_drop: false }`
[INFO] [stdout] 82191c2f9edba3190b92be4c3b0d35d6418eec6aeedf9cb657472d4861002956
