[INFO] fetching crate gluon_base 0.17.1...
[INFO] documenting gluon_base-0.17.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate gluon_base 0.17.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate gluon_base 0.17.1 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 gluon_base 0.17.1
[INFO] finished tweaking crates.io crate gluon_base 0.17.1
[INFO] tweaked toml for crates.io crate gluon_base 0.17.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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] 3f662935b5fa30e82dc8fbd3ac72d1127e045d2d8bd8c5d68a46b7d38f898235
[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" "3f662935b5fa30e82dc8fbd3ac72d1127e045d2d8bd8c5d68a46b7d38f898235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f662935b5fa30e82dc8fbd3ac72d1127e045d2d8bd8c5d68a46b7d38f898235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f662935b5fa30e82dc8fbd3ac72d1127e045d2d8bd8c5d68a46b7d38f898235", kill_on_drop: false }`
[INFO] [stdout] 3f662935b5fa30e82dc8fbd3ac72d1127e045d2d8bd8c5d68a46b7d38f898235
[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" "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] 2bf433e1bbe6733642807b7e62d6d74fad86c04a9b1d4979f4b13d7ea6b2e1ef
[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" "2bf433e1bbe6733642807b7e62d6d74fad86c04a9b1d4979f4b13d7ea6b2e1ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking collect-mac v0.1.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking codespan-reporting v0.9.5
[INFO] [stderr]     Checking pretty v0.10.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]     Checking codespan v0.9.5
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking ordered-float v2.0.0
[INFO] [stderr]    Compiling gluon_codegen v0.17.1
[INFO] [stderr]  Documenting gluon_base v0.17.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.84s
[INFO] running `Command { std: "docker" "inspect" "2bf433e1bbe6733642807b7e62d6d74fad86c04a9b1d4979f4b13d7ea6b2e1ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bf433e1bbe6733642807b7e62d6d74fad86c04a9b1d4979f4b13d7ea6b2e1ef", kill_on_drop: false }`
[INFO] [stdout] 2bf433e1bbe6733642807b7e62d6d74fad86c04a9b1d4979f4b13d7ea6b2e1ef