[INFO] fetching crate treeculler 0.2.0...
[INFO] documenting treeculler-0.2.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate treeculler 0.2.0 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate treeculler 0.2.0 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 crates.io crate treeculler 0.2.0
[INFO] finished tweaking crates.io crate treeculler 0.2.0
[INFO] tweaked toml for crates.io crate treeculler 0.2.0 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] 9cd6be25ea7c391d04de59e9e99b8d03df4c2ea22db807db3449694aabf04f26
[INFO] running `Command { std: "docker" "start" "-a" "9cd6be25ea7c391d04de59e9e99b8d03df4c2ea22db807db3449694aabf04f26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cd6be25ea7c391d04de59e9e99b8d03df4c2ea22db807db3449694aabf04f26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cd6be25ea7c391d04de59e9e99b8d03df4c2ea22db807db3449694aabf04f26", kill_on_drop: false }`
[INFO] [stdout] 9cd6be25ea7c391d04de59e9e99b8d03df4c2ea22db807db3449694aabf04f26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] 6cf876b132892bef70f011543664e1c9ee8c9460668c5c966f71e8354770766b
[INFO] running `Command { std: "docker" "start" "-a" "6cf876b132892bef70f011543664e1c9ee8c9460668c5c966f71e8354770766b", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling vek v0.14.1
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]  Documenting treeculler v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.21s
[INFO] running `Command { std: "docker" "inspect" "6cf876b132892bef70f011543664e1c9ee8c9460668c5c966f71e8354770766b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cf876b132892bef70f011543664e1c9ee8c9460668c5c966f71e8354770766b", kill_on_drop: false }`
[INFO] [stdout] 6cf876b132892bef70f011543664e1c9ee8c9460668c5c966f71e8354770766b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] 2120e757f12b2842e6bc739d4e33f5185a36170c171b0dc87c52525897307624
[INFO] running `Command { std: "docker" "start" "-a" "2120e757f12b2842e6bc739d4e33f5185a36170c171b0dc87c52525897307624", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling vek v0.14.1
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]  Documenting treeculler v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.61s
[INFO] running `Command { std: "docker" "inspect" "2120e757f12b2842e6bc739d4e33f5185a36170c171b0dc87c52525897307624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2120e757f12b2842e6bc739d4e33f5185a36170c171b0dc87c52525897307624", kill_on_drop: false }`
[INFO] [stdout] 2120e757f12b2842e6bc739d4e33f5185a36170c171b0dc87c52525897307624