[INFO] fetching crate pnch 0.4.1...
[INFO] documenting pnch-0.4.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate pnch 0.4.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate pnch 0.4.1 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pnch 0.4.1
[INFO] finished tweaking crates.io crate pnch 0.4.1
[INFO] tweaked toml for crates.io crate pnch 0.4.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate pnch 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hermit-abi v0.1.7
[INFO] [stderr]   Downloaded memchr v2.3.2
[INFO] [stderr]   Downloaded bstr v0.2.11
[INFO] [stderr]   Downloaded regex-automata v0.1.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1613734887aea60b3d3c5081f5337883ae4c14dad1aed4e7918817ed95ae341c
[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" "1613734887aea60b3d3c5081f5337883ae4c14dad1aed4e7918817ed95ae341c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1613734887aea60b3d3c5081f5337883ae4c14dad1aed4e7918817ed95ae341c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1613734887aea60b3d3c5081f5337883ae4c14dad1aed4e7918817ed95ae341c", kill_on_drop: false }`
[INFO] [stdout] 1613734887aea60b3d3c5081f5337883ae4c14dad1aed4e7918817ed95ae341c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e49d5169ee537eed653ad415d9e6c86ca0c2c4ac52e7be236e37ce72ee009f05
[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" "e49d5169ee537eed653ad415d9e6c86ca0c2c4ac52e7be236e37ce72ee009f05", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.2
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking backtrace-sys v0.1.32
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking backtrace v0.3.44
[INFO] [stderr]     Checking error-chain v0.12.2
[INFO] [stderr]     Checking bstr v0.2.11
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]  Documenting pnch v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.57s
[INFO] running `Command { std: "docker" "inspect" "e49d5169ee537eed653ad415d9e6c86ca0c2c4ac52e7be236e37ce72ee009f05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e49d5169ee537eed653ad415d9e6c86ca0c2c4ac52e7be236e37ce72ee009f05", kill_on_drop: false }`
[INFO] [stdout] e49d5169ee537eed653ad415d9e6c86ca0c2c4ac52e7be236e37ce72ee009f05