[INFO] cloning repository https://github.com/meshplus/pier-client-polkadot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/meshplus/pier-client-polkadot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeshplus%2Fpier-client-polkadot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeshplus%2Fpier-client-polkadot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0807f8202cba066885851b12d88d5803113b6662
[INFO] documenting meshplus/pier-client-polkadot against try#6ee483316d2e4581572121d60a955affb2032eb3+cargoflags=-Zrustdoc-scrape-examples for scrape-examples
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeshplus%2Fpier-client-polkadot" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/meshplus/pier-client-polkadot on toolchain 6ee483316d2e4581572121d60a955affb2032eb3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/meshplus/pier-client-polkadot
[INFO] finished tweaking git repo https://github.com/meshplus/pier-client-polkadot
[INFO] tweaked toml for git repo https://github.com/meshplus/pier-client-polkadot written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/meshplus/pier-client-polkadot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] abf2f8545f94b13dea412108bd7241dbdfac0e7eaac077b191e859ba06c2786a
[INFO] running `Command { std: "docker" "start" "-a" "abf2f8545f94b13dea412108bd7241dbdfac0e7eaac077b191e859ba06c2786a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abf2f8545f94b13dea412108bd7241dbdfac0e7eaac077b191e859ba06c2786a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abf2f8545f94b13dea412108bd7241dbdfac0e7eaac077b191e859ba06c2786a", kill_on_drop: false }`
[INFO] [stdout] abf2f8545f94b13dea412108bd7241dbdfac0e7eaac077b191e859ba06c2786a
[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" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json" "-Zrustdoc-scrape-examples", kill_on_drop: false }`
[INFO] [stdout] dc5e2f81b6fd204bc21951676876192f32b6f4d9fa7f72eeddef483a4d1b07ca
[INFO] running `Command { std: "docker" "start" "-a" "dc5e2f81b6fd204bc21951676876192f32b6f4d9fa7f72eeddef483a4d1b07ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling protobuf v2.18.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling httpbis v0.9.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking log-ndc v0.2.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling which v4.1.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling protoc v2.18.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]    Compiling protobuf-codegen v2.18.2
[INFO] [stderr]     Checking tls-api v0.4.0
[INFO] [stderr]     Checking tls-api-stub v0.4.0
[INFO] [stderr]     Checking tls-api-native-tls v0.4.0
[INFO] [stderr]    Compiling grpc-compiler v0.8.3
[INFO] [stderr]    Compiling protoc-rust v2.18.2
[INFO] [stderr]    Compiling protoc-rust-grpc v0.8.3
[INFO] [stderr]    Compiling pier-client-polkadot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Checking grpc v0.8.3
[INFO] [stderr]     Checking grpc-protobuf v0.8.3
[INFO] [stderr]     Scraping pier-client-polkadot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting pier-client-polkadot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.68s
[INFO] running `Command { std: "docker" "inspect" "dc5e2f81b6fd204bc21951676876192f32b6f4d9fa7f72eeddef483a4d1b07ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc5e2f81b6fd204bc21951676876192f32b6f4d9fa7f72eeddef483a4d1b07ca", kill_on_drop: false }`
[INFO] [stdout] dc5e2f81b6fd204bc21951676876192f32b6f4d9fa7f72eeddef483a4d1b07ca
[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" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json" "-Zrustdoc-scrape-examples", kill_on_drop: false }`
[INFO] [stdout] 310805382ca6a3d3aabf9bba41049da87ac1a7cab9ffb54e53aa60b94a95e443
[INFO] running `Command { std: "docker" "start" "-a" "310805382ca6a3d3aabf9bba41049da87ac1a7cab9ffb54e53aa60b94a95e443", kill_on_drop: false }`
[INFO] [stderr]    Compiling pier-client-polkadot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Scraping pier-client-polkadot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting pier-client-polkadot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "310805382ca6a3d3aabf9bba41049da87ac1a7cab9ffb54e53aa60b94a95e443", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "310805382ca6a3d3aabf9bba41049da87ac1a7cab9ffb54e53aa60b94a95e443", kill_on_drop: false }`
[INFO] [stdout] 310805382ca6a3d3aabf9bba41049da87ac1a7cab9ffb54e53aa60b94a95e443