[INFO] fetching crate ddc-hi 0.1.3...
[INFO] documenting ddc-hi-0.1.3 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate ddc-hi 0.1.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ddc-hi 0.1.3 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 ddc-hi 0.1.3
[INFO] finished tweaking crates.io crate ddc-hi 0.1.3
[INFO] tweaked toml for crates.io crate ddc-hi 0.1.3 written to /workspace/builds/worker-4/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] [stderr]     Blocking waiting for file lock on package cache
[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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] a819a40f48600cbd2183fa2046ff43569ee56aadf4e6b3681382c5f940417276
[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" "a819a40f48600cbd2183fa2046ff43569ee56aadf4e6b3681382c5f940417276", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a819a40f48600cbd2183fa2046ff43569ee56aadf4e6b3681382c5f940417276", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a819a40f48600cbd2183fa2046ff43569ee56aadf4e6b3681382c5f940417276", kill_on_drop: false }`
[INFO] [stdout] a819a40f48600cbd2183fa2046ff43569ee56aadf4e6b3681382c5f940417276
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] b144ae6019766903b7c5c958d1ab2a54fbd9a54efd0b9c523513b16ff5a125d3
[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" "b144ae6019766903b7c5c958d1ab2a54fbd9a54efd0b9c523513b16ff5a125d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling uninitialized v0.0.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]    Compiling ddc-hi v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking backtrace v0.3.49
[INFO] [stderr]     Checking mccs v0.1.0
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking resize-slice v0.1.3
[INFO] [stderr]     Checking ddc v0.2.1
[INFO] [stderr]     Checking i2c-linux-sys v0.2.0
[INFO] [stderr]     Checking i2c v0.1.0
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking udev v0.2.0
[INFO] [stderr]     Checking mccs-caps v0.1.0
[INFO] [stderr]     Checking edid v0.2.0
[INFO] [stderr]     Checking i2c-linux v0.1.2
[INFO] [stderr]     Checking ddc-i2c v0.2.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking serde_yaml v0.7.5
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking mccs-db v0.1.2
[INFO] [stderr]  Documenting ddc-hi v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.64s
[INFO] running `Command { std: "docker" "inspect" "b144ae6019766903b7c5c958d1ab2a54fbd9a54efd0b9c523513b16ff5a125d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b144ae6019766903b7c5c958d1ab2a54fbd9a54efd0b9c523513b16ff5a125d3", kill_on_drop: false }`
[INFO] [stdout] b144ae6019766903b7c5c958d1ab2a54fbd9a54efd0b9c523513b16ff5a125d3