[INFO] fetching crate sawtooth-xo 0.4.5...
[INFO] documenting sawtooth-xo-0.4.5 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate sawtooth-xo 0.4.5 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate sawtooth-xo 0.4.5 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 crates.io crate sawtooth-xo 0.4.5
[INFO] finished tweaking crates.io crate sawtooth-xo 0.4.5
[INFO] tweaked toml for crates.io crate sawtooth-xo 0.4.5 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate sawtooth-xo 0.4.5 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] d3577fef08b96e2d744daa03267e6e8a9fac6490328d1d3f7741cb56f8f39650
[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" "d3577fef08b96e2d744daa03267e6e8a9fac6490328d1d3f7741cb56f8f39650", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3577fef08b96e2d744daa03267e6e8a9fac6490328d1d3f7741cb56f8f39650", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3577fef08b96e2d744daa03267e6e8a9fac6490328d1d3f7741cb56f8f39650", kill_on_drop: false }`
[INFO] [stdout] d3577fef08b96e2d744daa03267e6e8a9fac6490328d1d3f7741cb56f8f39650
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 8b4c8203ef3ea0a87010db0acd24da8e71e3bd59b2aff10664cac065eeea98a6
[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" "8b4c8203ef3ea0a87010db0acd24da8e71e3bd59b2aff10664cac065eeea98a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling protobuf v2.16.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling zmq v0.9.2
[INFO] [stderr]     Checking odds v0.2.26
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking arc-swap v0.3.11
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling secp256k1 v0.7.1
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]    Compiling zmq-sys v0.11.0
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking arrayvec v0.3.25
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking serde-value v0.5.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking flate2 v1.0.16
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking log4rs v0.8.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling protobuf-codegen v2.16.2
[INFO] [stderr]    Compiling protoc v2.16.2
[INFO] [stderr]    Compiling protoc-rust v2.16.2
[INFO] [stderr]     Checking ctrlc v3.1.6
[INFO] [stderr]    Compiling sawtooth-sdk v0.4.5
[INFO] [stderr]     Checking sawtooth-xo v0.4.5 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting sawtooth-xo v0.4.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 34s
[INFO] running `Command { std: "docker" "inspect" "8b4c8203ef3ea0a87010db0acd24da8e71e3bd59b2aff10664cac065eeea98a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b4c8203ef3ea0a87010db0acd24da8e71e3bd59b2aff10664cac065eeea98a6", kill_on_drop: false }`
[INFO] [stdout] 8b4c8203ef3ea0a87010db0acd24da8e71e3bd59b2aff10664cac065eeea98a6