[INFO] fetching crate wasmtime-fiber 0.37.0...
[INFO] documenting wasmtime-fiber-0.37.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate wasmtime-fiber 0.37.0 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate wasmtime-fiber 0.37.0 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 wasmtime-fiber 0.37.0
[INFO] finished tweaking crates.io crate wasmtime-fiber 0.37.0
[INFO] tweaked toml for crates.io crate wasmtime-fiber 0.37.0 written to /workspace/builds/worker-29/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 4b17ef81ffa17e0f7ffc983735ae3e5ae20fd1bce59f5c71aec2791cb622ec63
[INFO] running `Command { std: "docker" "start" "-a" "4b17ef81ffa17e0f7ffc983735ae3e5ae20fd1bce59f5c71aec2791cb622ec63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b17ef81ffa17e0f7ffc983735ae3e5ae20fd1bce59f5c71aec2791cb622ec63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b17ef81ffa17e0f7ffc983735ae3e5ae20fd1bce59f5c71aec2791cb622ec63", kill_on_drop: false }`
[INFO] [stdout] 4b17ef81ffa17e0f7ffc983735ae3e5ae20fd1bce59f5c71aec2791cb622ec63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 6cb8f4f18c7319b7d9a7cdd4136469f353e04153c88c6e64ee5574ede7caf07d
[INFO] running `Command { std: "docker" "start" "-a" "6cb8f4f18c7319b7d9a7cdd4136469f353e04153c88c6e64ee5574ede7caf07d", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-lifetimes v0.5.3
[INFO] [stderr]    Compiling rustix v0.33.7
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking linux-raw-sys v0.0.42
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling wasmtime-fiber v0.37.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting wasmtime-fiber v0.37.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.02s
[INFO] running `Command { std: "docker" "inspect" "6cb8f4f18c7319b7d9a7cdd4136469f353e04153c88c6e64ee5574ede7caf07d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cb8f4f18c7319b7d9a7cdd4136469f353e04153c88c6e64ee5574ede7caf07d", kill_on_drop: false }`
[INFO] [stdout] 6cb8f4f18c7319b7d9a7cdd4136469f353e04153c88c6e64ee5574ede7caf07d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "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: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] e8c3c6768a88614b307e1204b9a158cdf90af6616b73a916122da20066c51b50
[INFO] running `Command { std: "docker" "start" "-a" "e8c3c6768a88614b307e1204b9a158cdf90af6616b73a916122da20066c51b50", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-lifetimes v0.5.3
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling rustix v0.33.7
[INFO] [stderr]     Checking linux-raw-sys v0.0.42
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling wasmtime-fiber v0.37.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting wasmtime-fiber v0.37.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.87s
[INFO] running `Command { std: "docker" "inspect" "e8c3c6768a88614b307e1204b9a158cdf90af6616b73a916122da20066c51b50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8c3c6768a88614b307e1204b9a158cdf90af6616b73a916122da20066c51b50", kill_on_drop: false }`
[INFO] [stdout] e8c3c6768a88614b307e1204b9a158cdf90af6616b73a916122da20066c51b50