[INFO] cloning repository https://github.com/isaacd9/vagrantx
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/isaacd9/vagrantx" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisaacd9%2Fvagrantx", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisaacd9%2Fvagrantx'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1ad28cae394ca3caac968155c9fc13e370cb1ba4
[INFO] documenting isaacd9/vagrantx 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%2Fisaacd9%2Fvagrantx" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/isaacd9/vagrantx 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/isaacd9/vagrantx
[INFO] finished tweaking git repo https://github.com/isaacd9/vagrantx
[INFO] tweaked toml for git repo https://github.com/isaacd9/vagrantx written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/isaacd9/vagrantx 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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 87cd4c2233f288f35a86516b91ef69fbd70e23ccb4282f91cb7fe38f53624885
[INFO] running `Command { std: "docker" "start" "-a" "87cd4c2233f288f35a86516b91ef69fbd70e23ccb4282f91cb7fe38f53624885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87cd4c2233f288f35a86516b91ef69fbd70e23ccb4282f91cb7fe38f53624885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87cd4c2233f288f35a86516b91ef69fbd70e23ccb4282f91cb7fe38f53624885", kill_on_drop: false }`
[INFO] [stdout] 87cd4c2233f288f35a86516b91ef69fbd70e23ccb4282f91cb7fe38f53624885
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] ba0bdca613c9ae10b06fdfb96d187d8708b5611ae6add7f4d34448e9fa38bed7
[INFO] running `Command { std: "docker" "start" "-a" "ba0bdca613c9ae10b06fdfb96d187d8708b5611ae6add7f4d34448e9fa38bed7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling libc v0.2.115
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking block v0.1.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking malloc_buf v0.0.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking objc v0.2.7
[INFO] [stderr]     Checking virtualization-rs v0.1.2 (https://github.com/isaacd9/virtualization-rs#83b6e787)
[INFO] [stderr] warning: failed to check lib in package `virtualization-rs` as a prerequisite for scraping examples from: bin "vagrantx"
[INFO] [stderr]     Try running with `--verbose` to see the error message.
[INFO] [stderr]     If an example or library should not be scanned, then consider adding `doc-scrape-examples = false` to its `[[example]]` or `[lib]` definition in /opt/rustwide/cargo-home/git/checkouts/virtualization-rs-5cf00eef50b301ae/83b6e78/Cargo.toml
[INFO] [stderr] warning: `virtualization-rs` (lib) generated 1 warning
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Scraping vagrantx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting vagrantx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.48s
[INFO] running `Command { std: "docker" "inspect" "ba0bdca613c9ae10b06fdfb96d187d8708b5611ae6add7f4d34448e9fa38bed7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba0bdca613c9ae10b06fdfb96d187d8708b5611ae6add7f4d34448e9fa38bed7", kill_on_drop: false }`
[INFO] [stdout] ba0bdca613c9ae10b06fdfb96d187d8708b5611ae6add7f4d34448e9fa38bed7