[INFO] fetching crate bitcoincash 0.23.0...
[INFO] documenting bitcoincash-0.23.0 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate bitcoincash 0.23.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate bitcoincash 0.23.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitcoincash 0.23.0
[INFO] finished tweaking crates.io crate bitcoincash 0.23.0
[INFO] tweaked toml for crates.io crate bitcoincash 0.23.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate bitcoincash 0.23.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_test v1.0.115
[INFO] [stderr]   Downloaded secp256k1-sys v0.1.2
[INFO] [stderr]   Downloaded secp256k1 v0.17.2
[INFO] [stderr]   Downloaded bitcoinconsensus v0.19.0-1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0736c33abc404ad30270852635ae85be187bc00838b417ce2b9314a4faec11b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c0736c33abc404ad30270852635ae85be187bc00838b417ce2b9314a4faec11b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0736c33abc404ad30270852635ae85be187bc00838b417ce2b9314a4faec11b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0736c33abc404ad30270852635ae85be187bc00838b417ce2b9314a4faec11b", kill_on_drop: false }`
[INFO] [stdout] c0736c33abc404ad30270852635ae85be187bc00838b417ce2b9314a4faec11b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74f2c5c37a24931105ff5847ec3fff62f8d495b044eb92f107e74880cc9bf48f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "74f2c5c37a24931105ff5847ec3fff62f8d495b044eb92f107e74880cc9bf48f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]     Checking bech32 v0.7.2
[INFO] [stderr]     Checking bitcoin_hashes v0.7.6
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling secp256k1-sys v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking secp256k1 v0.17.2
[INFO] [stderr]  Documenting bitcoincash v0.23.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]    --> src/util/merkleblock.rs:442:9
[INFO] [stdout]     |
[INFO] [stdout] 442 |     /// ```
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]     |
[INFO] [stdout] 442 |     /// ```text
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.74s
[INFO] running `Command { std: "docker" "inspect" "74f2c5c37a24931105ff5847ec3fff62f8d495b044eb92f107e74880cc9bf48f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74f2c5c37a24931105ff5847ec3fff62f8d495b044eb92f107e74880cc9bf48f", kill_on_drop: false }`
[INFO] [stdout] 74f2c5c37a24931105ff5847ec3fff62f8d495b044eb92f107e74880cc9bf48f
