[INFO] fetching crate star 0.1.2...
[INFO] documenting star-0.1.2 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate star 0.1.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate star 0.1.2 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate star 0.1.2
[INFO] finished tweaking crates.io crate star 0.1.2
[INFO] tweaked toml for crates.io crate star 0.1.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate star 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 104d731ffda261e2cdcdfd9595b97389d1aea59efaf53bb1b2c2f04c9fb9543d
[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" "104d731ffda261e2cdcdfd9595b97389d1aea59efaf53bb1b2c2f04c9fb9543d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "104d731ffda261e2cdcdfd9595b97389d1aea59efaf53bb1b2c2f04c9fb9543d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "104d731ffda261e2cdcdfd9595b97389d1aea59efaf53bb1b2c2f04c9fb9543d", kill_on_drop: false }`
[INFO] [stdout] 104d731ffda261e2cdcdfd9595b97389d1aea59efaf53bb1b2c2f04c9fb9543d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3dbb9dbee8ebd23d3a31f5e3ecbc36992925e64ef0dd9c2974e1e02682382794
[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" "3dbb9dbee8ebd23d3a31f5e3ecbc36992925e64ef0dd9c2974e1e02682382794", kill_on_drop: false }`
[INFO] [stderr]    Compiling num_cpus v1.11.1
[INFO] [stderr]    Compiling jobserver v0.1.17
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling zstd-sys v1.4.15+zstd.1.4.4
[INFO] [stderr]    Compiling lzma-sys v0.1.15
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]     Checking zstd-safe v2.0.3+zstd.1.4.4
[INFO] [stderr]     Checking zstd v0.5.1+zstd.1.4.4
[INFO] [stderr]  Documenting star v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 23s
[INFO] running `Command { std: "docker" "inspect" "3dbb9dbee8ebd23d3a31f5e3ecbc36992925e64ef0dd9c2974e1e02682382794", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dbb9dbee8ebd23d3a31f5e3ecbc36992925e64ef0dd9c2974e1e02682382794", kill_on_drop: false }`
[INFO] [stdout] 3dbb9dbee8ebd23d3a31f5e3ecbc36992925e64ef0dd9c2974e1e02682382794