[INFO] cloning repository https://github.com/dpc/rust-bitcoin-indexer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dpc/rust-bitcoin-indexer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdpc%2Frust-bitcoin-indexer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdpc%2Frust-bitcoin-indexer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2064f50291fa39869c5704eb45b4bd28441958c8
[INFO] documenting dpc/rust-bitcoin-indexer against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdpc%2Frust-bitcoin-indexer" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dpc/rust-bitcoin-indexer on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dpc/rust-bitcoin-indexer
[INFO] finished tweaking git repo https://github.com/dpc/rust-bitcoin-indexer
[INFO] tweaked toml for git repo https://github.com/dpc/rust-bitcoin-indexer written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/dpc/rust-bitcoin-indexer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--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-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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f2ea2653a68494b737dd182ff8cc5c31b01745baa79000164ce0a7ebfc4bcfe3
[INFO] running `Command { std: "docker" "start" "-a" "f2ea2653a68494b737dd182ff8cc5c31b01745baa79000164ce0a7ebfc4bcfe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2ea2653a68494b737dd182ff8cc5c31b01745baa79000164ce0a7ebfc4bcfe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2ea2653a68494b737dd182ff8cc5c31b01745baa79000164ce0a7ebfc4bcfe3", kill_on_drop: false }`
[INFO] [stdout] f2ea2653a68494b737dd182ff8cc5c31b01745baa79000164ce0a7ebfc4bcfe3
[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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d02e56d97d058667b68e18d1542955f8db856f6dd619065dee0c8d9c11788d43
[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" "d02e56d97d058667b68e18d1542955f8db856f6dd619065dee0c8d9c11788d43", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]    Compiling proc-macro2 v0.4.29
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking arrayref v0.3.5
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling bitflags v1.0.5
[INFO] [stderr]     Checking rustc-demangle v0.1.14
[INFO] [stderr]     Checking safemem v0.3.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking md5 v0.3.8
[INFO] [stderr]     Checking bech32 v0.7.2
[INFO] [stderr]     Checking fallible-iterator v0.1.6
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]     Checking default v0.1.2
[INFO] [stderr]     Checking insideout v0.2.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking crypto-mac v0.5.2
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking hmac v0.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling secp256k1-sys v0.1.2
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking socket2 v0.3.8
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking postgres-protocol v0.3.2
[INFO] [stderr]     Checking postgres-shared v0.4.2
[INFO] [stderr]     Checking postgres v0.15.2
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking structopt v0.2.15
[INFO] [stderr]     Checking common_failures v0.1.1
[INFO] [stderr]     Checking dotenv v0.13.0
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking secp256k1 v0.17.2
[INFO] [stderr]     Checking bitcoin_hashes v0.7.6
[INFO] [stderr]     Checking jsonrpc v0.11.0
[INFO] [stderr]     Checking bitcoin v0.23.0
[INFO] [stderr]     Checking bitcoincore-rpc-json v0.10.0
[INFO] [stderr]     Checking bitcoincore-rpc v0.10.0
[INFO] [stderr]     Checking bitcoin-indexer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting bitcoin-indexer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 42s
[INFO] running `Command { std: "docker" "inspect" "d02e56d97d058667b68e18d1542955f8db856f6dd619065dee0c8d9c11788d43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d02e56d97d058667b68e18d1542955f8db856f6dd619065dee0c8d9c11788d43", kill_on_drop: false }`
[INFO] [stdout] d02e56d97d058667b68e18d1542955f8db856f6dd619065dee0c8d9c11788d43