[INFO] fetching crate web30 0.4.2...
[INFO] documenting web30-0.4.2 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate web30 0.4.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate web30 0.4.2 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 web30 0.4.2
[INFO] finished tweaking crates.io crate web30 0.4.2
[INFO] tweaked toml for crates.io crate web30 0.4.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 529d5ba4644ac03488563b0dc0c9b077cb4bb4d453746940aa23b5b3066fbd5d
[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" "529d5ba4644ac03488563b0dc0c9b077cb4bb4d453746940aa23b5b3066fbd5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "529d5ba4644ac03488563b0dc0c9b077cb4bb4d453746940aa23b5b3066fbd5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "529d5ba4644ac03488563b0dc0c9b077cb4bb4d453746940aa23b5b3066fbd5d", kill_on_drop: false }`
[INFO] [stdout] 529d5ba4644ac03488563b0dc0c9b077cb4bb4d453746940aa23b5b3066fbd5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] eb0a048a6f6b622e48e5a5ef7358aab4bb19bc84636395508935f694659f05e4
[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" "eb0a048a6f6b622e48e5a5ef7358aab4bb19bc84636395508935f694659f05e4", kill_on_drop: false }`
[INFO] [stderr]     Checking bytecount v0.6.0
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling actix-web v0.7.19
[INFO] [stderr]     Checking tower-service v0.1.0
[INFO] [stderr]     Checking futures-timer v0.1.1
[INFO] [stderr]     Checking error v0.1.9
[INFO] [stderr]    Compiling secp256k1-sys v0.1.2
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking cookie v0.11.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling num-derive v0.3.2
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]    Compiling v_escape_derive v0.5.6
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking trust-dns-proto v0.6.3
[INFO] [stderr]     Checking trust-dns-proto v0.5.0
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking secp256k1 v0.17.2
[INFO] [stderr]     Checking v_escape v0.7.4
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking v_htmlescape v0.4.5
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking num256 v0.2.12
[INFO] [stderr]     Checking serde-rlp v0.1.4
[INFO] [stderr]     Checking clarity v0.1.24
[INFO] [stderr]     Checking trust-dns-resolver v0.10.3
[INFO] [stderr]    Compiling actix_derive v0.3.2
[INFO] [stderr]     Checking actix v0.7.9
[INFO] [stderr]     Checking actix-net v0.2.6
[INFO] [stderr]  Documenting web30 v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.34s
[INFO] running `Command { std: "docker" "inspect" "eb0a048a6f6b622e48e5a5ef7358aab4bb19bc84636395508935f694659f05e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb0a048a6f6b622e48e5a5ef7358aab4bb19bc84636395508935f694659f05e4", kill_on_drop: false }`
[INFO] [stdout] eb0a048a6f6b622e48e5a5ef7358aab4bb19bc84636395508935f694659f05e4