[INFO] fetching crate github-star-counter 1.1.4...
[INFO] documenting github-star-counter-1.1.4 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate github-star-counter 1.1.4 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate github-star-counter 1.1.4 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 github-star-counter 1.1.4
[INFO] finished tweaking crates.io crate github-star-counter 1.1.4
[INFO] tweaked toml for crates.io crate github-star-counter 1.1.4 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate github-star-counter 1.1.4 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]  Downloading crates ...
[INFO] [stderr]   Downloaded tera v1.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 733ea81e8a7792fbcd1859bdc39a95b22d2d451d3f6410a4cbd6fe3fc94be3c3
[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" "733ea81e8a7792fbcd1859bdc39a95b22d2d451d3f6410a4cbd6fe3fc94be3c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "733ea81e8a7792fbcd1859bdc39a95b22d2d451d3f6410a4cbd6fe3fc94be3c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "733ea81e8a7792fbcd1859bdc39a95b22d2d451d3f6410a4cbd6fe3fc94be3c3", kill_on_drop: false }`
[INFO] [stdout] 733ea81e8a7792fbcd1859bdc39a95b22d2d451d3f6410a4cbd6fe3fc94be3c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] f60fdae02ac2e0fe8ebfe77f720ae5f58d13549ff74341b2c60ff7dc10eee02e
[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" "f60fdae02ac2e0fe8ebfe77f720ae5f58d13549ff74341b2c60ff7dc10eee02e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]    Compiling curl v0.4.31
[INFO] [stderr]    Compiling isahc v0.7.6
[INFO] [stderr]     Checking deunicode v0.4.3
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.4+1.41.0
[INFO] [stderr]    Compiling curl-sys v0.4.33+curl-7.71.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]     Checking slug v0.1.4
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking unic-ucd-segment v0.9.0
[INFO] [stderr]     Checking ignore v0.4.16
[INFO] [stderr]     Checking sluice v0.4.2
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking unic-segment v0.9.0
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking globwalk v0.8.0
[INFO] [stderr]     Checking simple_logger v1.6.0
[INFO] [stderr]    Compiling chrono-tz v0.5.2
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling futures-join-macro-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling futures-select-macro-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking structopt v0.3.15
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking tera v1.4.0
[INFO] [stderr]     Checking surf v1.0.3
[INFO] [stderr]     Checking github-star-counter v1.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting github-star-counter v1.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 25s
[INFO] running `Command { std: "docker" "inspect" "f60fdae02ac2e0fe8ebfe77f720ae5f58d13549ff74341b2c60ff7dc10eee02e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f60fdae02ac2e0fe8ebfe77f720ae5f58d13549ff74341b2c60ff7dc10eee02e", kill_on_drop: false }`
[INFO] [stdout] f60fdae02ac2e0fe8ebfe77f720ae5f58d13549ff74341b2c60ff7dc10eee02e