[INFO] fetching crate json_typegen_shared 0.4.0...
[INFO] documenting json_typegen_shared-0.4.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate json_typegen_shared 0.4.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate json_typegen_shared 0.4.0 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 json_typegen_shared 0.4.0
[INFO] finished tweaking crates.io crate json_typegen_shared 0.4.0
[INFO] tweaked toml for crates.io crate json_typegen_shared 0.4.0 written to /workspace/builds/worker-11/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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 29924a03868bcc84a4fc6c7d5f917f1578fc7d0a527367e54e432bd847d759d9
[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" "29924a03868bcc84a4fc6c7d5f917f1578fc7d0a527367e54e432bd847d759d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29924a03868bcc84a4fc6c7d5f917f1578fc7d0a527367e54e432bd847d759d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29924a03868bcc84a4fc6c7d5f917f1578fc7d0a527367e54e432bd847d759d9", kill_on_drop: false }`
[INFO] [stdout] 29924a03868bcc84a4fc6c7d5f917f1578fc7d0a527367e54e432bd847d759d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] b19dbc504a5ce3b13404900a844ad6165a4be6cf7fd802f12686677fda6a453d
[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" "b19dbc504a5ce3b13404900a844ad6165a4be6cf7fd802f12686677fda6a453d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking unindent v0.1.6
[INFO] [stderr]     Checking syn v0.11.11
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]  Documenting json_typegen_shared v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/generation/kotlin.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |         { KOTLIN_KEYWORDS_ARR.iter().cloned().collect() };
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/generation/rust.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |         { RUST_KEYWORDS_ARR.iter().cloned().collect() };
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/generation/typescript.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 129 |         { RESERVED_WORDS_ARR.iter().cloned().collect() };
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.70s
[INFO] running `Command { std: "docker" "inspect" "b19dbc504a5ce3b13404900a844ad6165a4be6cf7fd802f12686677fda6a453d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b19dbc504a5ce3b13404900a844ad6165a4be6cf7fd802f12686677fda6a453d", kill_on_drop: false }`
[INFO] [stdout] b19dbc504a5ce3b13404900a844ad6165a4be6cf7fd802f12686677fda6a453d