[INFO] fetching crate dutree 0.2.18...
[INFO] documenting dutree-0.2.18 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate dutree 0.2.18 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate dutree 0.2.18 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dutree 0.2.18
[INFO] finished tweaking crates.io crate dutree 0.2.18
[INFO] tweaked toml for crates.io crate dutree 0.2.18 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate dutree 0.2.18 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arc-swap v0.4.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad896f6093890f43c9eae635d93deb6b30422a0890206ed0ac4530bbdccbdb8e
[INFO] running `Command { std: "docker" "start" "-a" "ad896f6093890f43c9eae635d93deb6b30422a0890206ed0ac4530bbdccbdb8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad896f6093890f43c9eae635d93deb6b30422a0890206ed0ac4530bbdccbdb8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad896f6093890f43c9eae635d93deb6b30422a0890206ed0ac4530bbdccbdb8e", kill_on_drop: false }`
[INFO] [stdout] ad896f6093890f43c9eae635d93deb6b30422a0890206ed0ac4530bbdccbdb8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b0eeed4858777cd53b30b37576e21288259ef3c4dd5d3a7b74471c445ff4964
[INFO] running `Command { std: "docker" "start" "-a" "7b0eeed4858777cd53b30b37576e21288259ef3c4dd5d3a7b74471c445ff4964", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking terminal_size v0.1.12
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]  Documenting dutree v0.2.18 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.26s
[INFO] running `Command { std: "docker" "inspect" "7b0eeed4858777cd53b30b37576e21288259ef3c4dd5d3a7b74471c445ff4964", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b0eeed4858777cd53b30b37576e21288259ef3c4dd5d3a7b74471c445ff4964", kill_on_drop: false }`
[INFO] [stdout] 7b0eeed4858777cd53b30b37576e21288259ef3c4dd5d3a7b74471c445ff4964
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a6d32f8826862f25adf6238e3fcda01476eeee94b913d4ac5886c9c0a354ed7
[INFO] running `Command { std: "docker" "start" "-a" "1a6d32f8826862f25adf6238e3fcda01476eeee94b913d4ac5886c9c0a354ed7", kill_on_drop: false }`
[INFO] [stderr]  Documenting dutree v0.2.18 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "1a6d32f8826862f25adf6238e3fcda01476eeee94b913d4ac5886c9c0a354ed7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a6d32f8826862f25adf6238e3fcda01476eeee94b913d4ac5886c9c0a354ed7", kill_on_drop: false }`
[INFO] [stdout] 1a6d32f8826862f25adf6238e3fcda01476eeee94b913d4ac5886c9c0a354ed7
