[INFO] fetching crate pipecolor 0.4.2...
[INFO] documenting pipecolor-0.4.2 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate pipecolor 0.4.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate pipecolor 0.4.2 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pipecolor 0.4.2
[INFO] finished tweaking crates.io crate pipecolor 0.4.2
[INFO] tweaked toml for crates.io crate pipecolor 0.4.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate pipecolor 0.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a2f1a63bacc0b49ca289d0b19c6e62ff2201bc9593482f37938320e58a7d610
[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" "3a2f1a63bacc0b49ca289d0b19c6e62ff2201bc9593482f37938320e58a7d610", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a2f1a63bacc0b49ca289d0b19c6e62ff2201bc9593482f37938320e58a7d610", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a2f1a63bacc0b49ca289d0b19c6e62ff2201bc9593482f37938320e58a7d610", kill_on_drop: false }`
[INFO] [stdout] 3a2f1a63bacc0b49ca289d0b19c6e62ff2201bc9593482f37938320e58a7d610
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c659a5efc241a2bde90676aef535d97a3ebd642609383566b3963a33d3be48a6
[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" "c659a5efc241a2bde90676aef535d97a3ebd642609383566b3963a33d3be48a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]     Checking ucd-util v0.1.5
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking termion v1.5.3
[INFO] [stderr]     Checking nix v0.9.0
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking timeout-readwrite v0.1.0
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]    Compiling serde_json v1.0.41
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling proc-reader v0.4.0
[INFO] [stderr]  Documenting pipecolor v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.24s
[INFO] running `Command { std: "docker" "inspect" "c659a5efc241a2bde90676aef535d97a3ebd642609383566b3963a33d3be48a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c659a5efc241a2bde90676aef535d97a3ebd642609383566b3963a33d3be48a6", kill_on_drop: false }`
[INFO] [stdout] c659a5efc241a2bde90676aef535d97a3ebd642609383566b3963a33d3be48a6
