[INFO] fetching crate juniper-from-schema-code-gen 0.5.2...
[INFO] documenting juniper-from-schema-code-gen-0.5.2 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate juniper-from-schema-code-gen 0.5.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate juniper-from-schema-code-gen 0.5.2 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 juniper-from-schema-code-gen 0.5.2
[INFO] finished tweaking crates.io crate juniper-from-schema-code-gen 0.5.2
[INFO] tweaked toml for crates.io crate juniper-from-schema-code-gen 0.5.2 written to /workspace/builds/worker-10/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ena v0.14.0
[INFO] [stderr]   Downloaded annotate-snippets v0.8.0
[INFO] [stderr]   Downloaded rustfmt-config_proc_macro v0.2.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_arena v669.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_session v669.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_ast v669.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_fs_util v669.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_lexer v669.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_index v669.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_macros v669.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_attr v669.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_errors v669.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_ast_pretty v669.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_graphviz v669.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_feature v669.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_serialize v669.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_ast_passes v669.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_span v669.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_target v669.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_expand v669.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_data_structures v669.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_parse v669.0.0
[INFO] [stderr]   Downloaded rustfmt-nightly v1.4.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b7b3523ba5d7ab1f42aaa059658ebaf8981b8ff0c9c38b5cbc0563155c3b87a3
[INFO] running `Command { std: "docker" "start" "-a" "b7b3523ba5d7ab1f42aaa059658ebaf8981b8ff0c9c38b5cbc0563155c3b87a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7b3523ba5d7ab1f42aaa059658ebaf8981b8ff0c9c38b5cbc0563155c3b87a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7b3523ba5d7ab1f42aaa059658ebaf8981b8ff0c9c38b5cbc0563155c3b87a3", kill_on_drop: false }`
[INFO] [stdout] b7b3523ba5d7ab1f42aaa059658ebaf8981b8ff0c9c38b5cbc0563155c3b87a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 15fddeb64f6a2c3df39ad86028aa2438d789042754164257de3a55d346629efa
[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" "15fddeb64f6a2c3df39ad86028aa2438d789042754164257de3a55d346629efa", kill_on_drop: false }`
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking graphql-parser v0.2.3
[INFO] [stderr]  Documenting juniper-from-schema-code-gen v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.76s
[INFO] running `Command { std: "docker" "inspect" "15fddeb64f6a2c3df39ad86028aa2438d789042754164257de3a55d346629efa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15fddeb64f6a2c3df39ad86028aa2438d789042754164257de3a55d346629efa", kill_on_drop: false }`
[INFO] [stdout] 15fddeb64f6a2c3df39ad86028aa2438d789042754164257de3a55d346629efa