[INFO] cloning repository https://github.com/lightclient/quark
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lightclient/quark" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flightclient%2Fquark", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flightclient%2Fquark'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f6650a02937a47d44c758819a1c9bcb29ddb5789
[INFO] documenting lightclient/quark against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flightclient%2Fquark" "/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/lightclient/quark 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 git repo https://github.com/lightclient/quark
[INFO] finished tweaking git repo https://github.com/lightclient/quark
[INFO] tweaked toml for git repo https://github.com/lightclient/quark written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/lightclient/quark 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 parity-scale-codec v1.3.6
[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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "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] 4b9ad33b7472461d46f24790f7877cdc420a909b9d3d4dd6f6259ddac093d979
[INFO] running `Command { std: "docker" "start" "-a" "4b9ad33b7472461d46f24790f7877cdc420a909b9d3d4dd6f6259ddac093d979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b9ad33b7472461d46f24790f7877cdc420a909b9d3d4dd6f6259ddac093d979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b9ad33b7472461d46f24790f7877cdc420a909b9d3d4dd6f6259ddac093d979", kill_on_drop: false }`
[INFO] [stdout] 4b9ad33b7472461d46f24790f7877cdc420a909b9d3d4dd6f6259ddac093d979
[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" "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] 95a1b58afb210c8afcd41b054eff30a279abdbd6177cb5126ba1ca363159845a
[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" "95a1b58afb210c8afcd41b054eff30a279abdbd6177cb5126ba1ca363159845a", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking quark-types v0.1.0 (/opt/rustwide/workdir/quark-types)
[INFO] [stderr]  Documenting quark-types v0.1.0 (/opt/rustwide/workdir/quark-types)
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking uint v0.9.0
[INFO] [stderr]     Checking rlp v0.5.0
[INFO] [stderr]     Checking impl-rlp v0.3.0
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking fixed-hash v0.7.0
[INFO] [stderr]     Checking parity-scale-codec v1.3.6
[INFO] [stderr]     Checking impl-serde v0.3.1
[INFO] [stderr]     Checking ethbloom v0.10.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling num_enum_derive v0.5.1
[INFO] [stderr]     Checking num_enum v0.5.1
[INFO] [stderr]     Checking impl-codec v0.4.2
[INFO] [stderr]     Checking primitive-types v0.8.0
[INFO] [stderr]     Checking ethereum-types v0.10.0
[INFO] [stderr]     Checking quark-common v0.1.0 (/opt/rustwide/workdir/quark-common)
[INFO] [stderr]  Documenting quark-common v0.1.0 (/opt/rustwide/workdir/quark-common)
[INFO] [stderr]  Documenting quark-runtime v0.1.0 (/opt/rustwide/workdir/quark-runtime)
[INFO] [stderr]  Documenting quark-db v0.1.0 (/opt/rustwide/workdir/quark-db)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.58s
[INFO] running `Command { std: "docker" "inspect" "95a1b58afb210c8afcd41b054eff30a279abdbd6177cb5126ba1ca363159845a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95a1b58afb210c8afcd41b054eff30a279abdbd6177cb5126ba1ca363159845a", kill_on_drop: false }`
[INFO] [stdout] 95a1b58afb210c8afcd41b054eff30a279abdbd6177cb5126ba1ca363159845a
[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=warn" "-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: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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e0586f53c8c43c6bdd346cc623c16d50d70d56c7d3206c2648107631f194a397
[INFO] running `Command { std: "docker" "start" "-a" "e0586f53c8c43c6bdd346cc623c16d50d70d56c7d3206c2648107631f194a397", kill_on_drop: false }`
[INFO] [stderr] error: manifest path `/opt/rustwide/workdir/Cargo.toml` is a virtual manifest, but this command requires running against an actual package in this workspace
[INFO] running `Command { std: "docker" "inspect" "e0586f53c8c43c6bdd346cc623c16d50d70d56c7d3206c2648107631f194a397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0586f53c8c43c6bdd346cc623c16d50d70d56c7d3206c2648107631f194a397", kill_on_drop: false }`
[INFO] [stdout] e0586f53c8c43c6bdd346cc623c16d50d70d56c7d3206c2648107631f194a397