[INFO] fetching crate merkle-tree-stream 0.12.1...
[INFO] documenting merkle-tree-stream-0.12.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate merkle-tree-stream 0.12.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate merkle-tree-stream 0.12.1 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate merkle-tree-stream 0.12.1
[INFO] finished tweaking crates.io crate merkle-tree-stream 0.12.1
[INFO] tweaked toml for crates.io crate merkle-tree-stream 0.12.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate merkle-tree-stream 0.12.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.64
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.64
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.64
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.64
[INFO] [stderr]   Downloaded parking v1.0.4
[INFO] [stderr]   Downloaded async-task v3.0.0
[INFO] [stderr]   Downloaded fastrand v1.3.3
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.64
[INFO] [stderr]   Downloaded hex v0.4.2
[INFO] [stderr]   Downloaded blocking v0.4.6
[INFO] [stderr]   Downloaded async-std v1.6.2
[INFO] [stderr]   Downloaded concurrent-queue v1.1.1
[INFO] [stderr]   Downloaded wepoll-sys-stjepang v1.0.6
[INFO] [stderr]   Downloaded waker-fn v1.0.0
[INFO] [stderr]   Downloaded smol v0.1.18
[INFO] [stderr]   Downloaded js-sys v0.3.41
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.14
[INFO] [stderr]   Downloaded web-sys v0.3.41
[INFO] [stderr]   Downloaded commoncrypto-sys v0.2.0
[INFO] [stderr]   Downloaded commoncrypto v0.2.0
[INFO] [stderr]   Downloaded flat-tree v5.0.0
[INFO] [stderr]   Downloaded crypto-hash v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 494d7902b8ef5fdc471a0baa507a0da77712154aaddab11046ddfb7ee7cc32e5
[INFO] running `Command { std: "docker" "start" "-a" "494d7902b8ef5fdc471a0baa507a0da77712154aaddab11046ddfb7ee7cc32e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "494d7902b8ef5fdc471a0baa507a0da77712154aaddab11046ddfb7ee7cc32e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "494d7902b8ef5fdc471a0baa507a0da77712154aaddab11046ddfb7ee7cc32e5", kill_on_drop: false }`
[INFO] [stdout] 494d7902b8ef5fdc471a0baa507a0da77712154aaddab11046ddfb7ee7cc32e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c95b0f462f3bc46acf8de9cad9cee30ab488aa34ab87f3e266afad53ed2939a5
[INFO] running `Command { std: "docker" "start" "-a" "c95b0f462f3bc46acf8de9cad9cee30ab488aa34ab87f3e266afad53ed2939a5", kill_on_drop: false }`
[INFO] [stderr]     Checking flat-tree v5.0.0
[INFO] [stderr]  Documenting merkle-tree-stream v0.12.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `Command { std: "docker" "inspect" "c95b0f462f3bc46acf8de9cad9cee30ab488aa34ab87f3e266afad53ed2939a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c95b0f462f3bc46acf8de9cad9cee30ab488aa34ab87f3e266afad53ed2939a5", kill_on_drop: false }`
[INFO] [stdout] c95b0f462f3bc46acf8de9cad9cee30ab488aa34ab87f3e266afad53ed2939a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 9b12f1b3648825914b9b76bd6cd7a75b1070e4c158c14e2b281bfd5319b0c87b
[INFO] running `Command { std: "docker" "start" "-a" "9b12f1b3648825914b9b76bd6cd7a75b1070e4c158c14e2b281bfd5319b0c87b", kill_on_drop: false }`
[INFO] [stderr]     Checking flat-tree v5.0.0
[INFO] [stderr]  Documenting merkle-tree-stream v0.12.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "9b12f1b3648825914b9b76bd6cd7a75b1070e4c158c14e2b281bfd5319b0c87b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b12f1b3648825914b9b76bd6cd7a75b1070e4c158c14e2b281bfd5319b0c87b", kill_on_drop: false }`
[INFO] [stdout] 9b12f1b3648825914b9b76bd6cd7a75b1070e4c158c14e2b281bfd5319b0c87b