[INFO] cloning repository https://github.com/varshard/rust_binary_tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/varshard/rust_binary_tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarshard%2Frust_binary_tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarshard%2Frust_binary_tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 822831cf6ed6242911be85853b1eff895da67ce5
[INFO] documenting varshard/rust_binary_tree against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarshard%2Frust_binary_tree" "/workspace/builds/worker-30/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-30/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/varshard/rust_binary_tree on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/varshard/rust_binary_tree
[INFO] finished tweaking git repo https://github.com/varshard/rust_binary_tree
[INFO] tweaked toml for git repo https://github.com/varshard/rust_binary_tree written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] crate git repo https://github.com/varshard/rust_binary_tree already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f4a51d4e975ce85c649cbb1889a36e0e2d7e912ac25ddf7ab95b91a6a57c840
[INFO] running `Command { std: "docker" "start" "-a" "1f4a51d4e975ce85c649cbb1889a36e0e2d7e912ac25ddf7ab95b91a6a57c840", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f4a51d4e975ce85c649cbb1889a36e0e2d7e912ac25ddf7ab95b91a6a57c840", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f4a51d4e975ce85c649cbb1889a36e0e2d7e912ac25ddf7ab95b91a6a57c840", kill_on_drop: false }`
[INFO] [stdout] 1f4a51d4e975ce85c649cbb1889a36e0e2d7e912ac25ddf7ab95b91a6a57c840
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 636a87f64cde35f8c61e02db417539a4e59493894b2130906351f1b6fbe36662
[INFO] running `Command { std: "docker" "start" "-a" "636a87f64cde35f8c61e02db417539a4e59493894b2130906351f1b6fbe36662", kill_on_drop: false }`
[INFO] [stderr]  Documenting binarytree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "636a87f64cde35f8c61e02db417539a4e59493894b2130906351f1b6fbe36662", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "636a87f64cde35f8c61e02db417539a4e59493894b2130906351f1b6fbe36662", kill_on_drop: false }`
[INFO] [stdout] 636a87f64cde35f8c61e02db417539a4e59493894b2130906351f1b6fbe36662
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] aa7844b8a58bca5cc1bfe078c1189fc9d10c2ee64adb8d047a740f6e79136a9a
[INFO] running `Command { std: "docker" "start" "-a" "aa7844b8a58bca5cc1bfe078c1189fc9d10c2ee64adb8d047a740f6e79136a9a", kill_on_drop: false }`
[INFO] [stderr]  Documenting binarytree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "aa7844b8a58bca5cc1bfe078c1189fc9d10c2ee64adb8d047a740f6e79136a9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa7844b8a58bca5cc1bfe078c1189fc9d10c2ee64adb8d047a740f6e79136a9a", kill_on_drop: false }`
[INFO] [stdout] aa7844b8a58bca5cc1bfe078c1189fc9d10c2ee64adb8d047a740f6e79136a9a