[INFO] crate parity-util-mem 0.7.0 is already in cache
[INFO] documenting parity-util-mem-0.7.0 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate parity-util-mem 0.7.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate parity-util-mem 0.7.0 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate parity-util-mem 0.7.0
[INFO] finished tweaking crates.io crate parity-util-mem 0.7.0
[INFO] tweaked toml for crates.io crate parity-util-mem 0.7.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] edacffaed98b04bfd4fd2c6b507f5b3b1e0df372bd347fe0a234ac5ecdaff5e0
[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" "edacffaed98b04bfd4fd2c6b507f5b3b1e0df372bd347fe0a234ac5ecdaff5e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "edacffaed98b04bfd4fd2c6b507f5b3b1e0df372bd347fe0a234ac5ecdaff5e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edacffaed98b04bfd4fd2c6b507f5b3b1e0df372bd347fe0a234ac5ecdaff5e0", kill_on_drop: false }`
[INFO] [stdout] edacffaed98b04bfd4fd2c6b507f5b3b1e0df372bd347fe0a234ac5ecdaff5e0
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] dcd1ad390636ef8d73281ef61b1ad1839951efe94128c9816e4e6c05d684a1ec
[INFO] running `Command { std: "docker" "start" "-a" "dcd1ad390636ef8d73281ef61b1ad1839951efe94128c9816e4e6c05d684a1ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling parity-util-mem v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking rlp v0.4.5
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking impl-rlp v0.2.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling hashbrown v0.8.0
[INFO] [stderr]     Checking uint v0.8.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking ahash v0.2.18
[INFO] [stderr]     Checking fixed-hash v0.6.1
[INFO] [stderr]     Checking lru v0.5.2
[INFO] [stderr]     Checking parity-scale-codec v1.3.1
[INFO] [stderr]     Checking impl-serde v0.3.1
[INFO] [stderr]     Checking ethbloom v0.9.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling parity-util-mem-derive v0.1.0
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]     Checking impl-codec v0.4.2
[INFO] [stderr]     Checking primitive-types v0.7.2
[INFO] [stderr]     Checking ethereum-types v0.9.2
[INFO] [stderr]  Documenting parity-util-mem v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "dcd1ad390636ef8d73281ef61b1ad1839951efe94128c9816e4e6c05d684a1ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcd1ad390636ef8d73281ef61b1ad1839951efe94128c9816e4e6c05d684a1ec", kill_on_drop: false }`
[INFO] [stdout] dcd1ad390636ef8d73281ef61b1ad1839951efe94128c9816e4e6c05d684a1ec