[INFO] fetching crate stellar-horizon 0.5.0...
[INFO] documenting stellar-horizon-0.5.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate stellar-horizon 0.5.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate stellar-horizon 0.5.0 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 stellar-horizon 0.5.0
[INFO] finished tweaking crates.io crate stellar-horizon 0.5.0
[INFO] tweaked toml for crates.io crate stellar-horizon 0.5.0 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] [stderr]     Blocking waiting for file lock on package cache
[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 eventsource v0.5.0
[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] 6dfe4efd617ef65f6d962dd48019ba8d115f995733386c1bd09cc5e2570f9340
[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" "6dfe4efd617ef65f6d962dd48019ba8d115f995733386c1bd09cc5e2570f9340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6dfe4efd617ef65f6d962dd48019ba8d115f995733386c1bd09cc5e2570f9340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dfe4efd617ef65f6d962dd48019ba8d115f995733386c1bd09cc5e2570f9340", kill_on_drop: false }`
[INFO] [stdout] 6dfe4efd617ef65f6d962dd48019ba8d115f995733386c1bd09cc5e2570f9340
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 14f76590874fb88685eafc7d47e44b9e29cb31adc3dae7d533bac8bbfeb5444a
[INFO] running `Command { std: "docker" "start" "-a" "14f76590874fb88685eafc7d47e44b9e29cb31adc3dae7d533bac8bbfeb5444a", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc16 v0.4.0
[INFO] [stderr]     Checking base32 v0.4.0
[INFO] [stderr]    Compiling libsodium-sys v0.2.6
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]     Checking xdr-rs-serialize v0.2.3
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking num-bigint v0.3.0
[INFO] [stderr]     Checking native-tls v0.2.4
[INFO] [stderr]    Compiling xdr-rs-serialize-derive v0.2.3
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking serde_qs v0.6.1
[INFO] [stderr]     Checking rust_decimal v1.7.0
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]    Compiling serde_with_macros v1.2.0-alpha.3
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.67
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking time v0.2.17
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.67
[INFO] [stderr]     Checking serde_with v1.5.0-alpha.2
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.67
[INFO] [stderr]     Checking cookie v0.14.2
[INFO] [stderr]     Checking wasm-bindgen v0.2.67
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking js-sys v0.3.44
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking web-sys v0.3.44
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking gloo-timers v0.2.1
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking async-std v1.6.3
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.8
[INFO] [stderr]     Checking eventsource v0.5.0
[INFO] [stderr]     Checking http-types v2.4.0
[INFO] [stderr]     Checking async-sse v3.0.0
[INFO] [stderr]     Checking sodiumoxide v0.2.6
[INFO] [stderr]     Checking stellar-base v0.4.1
[INFO] [stderr]  Documenting stellar-horizon v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 42s
[INFO] running `Command { std: "docker" "inspect" "14f76590874fb88685eafc7d47e44b9e29cb31adc3dae7d533bac8bbfeb5444a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14f76590874fb88685eafc7d47e44b9e29cb31adc3dae7d533bac8bbfeb5444a", kill_on_drop: false }`
[INFO] [stdout] 14f76590874fb88685eafc7d47e44b9e29cb31adc3dae7d533bac8bbfeb5444a