[INFO] fetching crate chttp 0.5.5...
[INFO] documenting chttp-0.5.5 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate chttp 0.5.5 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate chttp 0.5.5 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 chttp 0.5.5
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate chttp 0.5.5
[INFO] tweaked toml for crates.io crate chttp 0.5.5 written to /workspace/builds/worker-14/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 mockito v0.20.0
[INFO] [stderr]   Downloaded speculate v0.1.2
[INFO] [stderr]   Downloaded sluice v0.4.1
[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] 18a8ba7c14c33fd9b054bf2a45d947646b88ca80adb33aba2a4837e183f71a2a
[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" "18a8ba7c14c33fd9b054bf2a45d947646b88ca80adb33aba2a4837e183f71a2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18a8ba7c14c33fd9b054bf2a45d947646b88ca80adb33aba2a4837e183f71a2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18a8ba7c14c33fd9b054bf2a45d947646b88ca80adb33aba2a4837e183f71a2a", kill_on_drop: false }`
[INFO] [stdout] 18a8ba7c14c33fd9b054bf2a45d947646b88ca80adb33aba2a4837e183f71a2a
[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] 66dca69090e3fb2bb5969269cf4fc18709ba097fa5e51bef8d2dc7b8b49147bc
[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" "66dca69090e3fb2bb5969269cf4fc18709ba097fa5e51bef8d2dc7b8b49147bc", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.17
[INFO] [stderr]    Compiling curl v0.4.33
[INFO] [stderr]    Compiling chttp v0.5.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.4+1.41.0
[INFO] [stderr]    Compiling libz-sys v1.1.1
[INFO] [stderr]    Compiling curl-sys v0.4.36+curl-7.71.1
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking sluice v0.4.1
[INFO] [stderr]  Documenting chttp v0.5.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.03s
[INFO] running `Command { std: "docker" "inspect" "66dca69090e3fb2bb5969269cf4fc18709ba097fa5e51bef8d2dc7b8b49147bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66dca69090e3fb2bb5969269cf4fc18709ba097fa5e51bef8d2dc7b8b49147bc", kill_on_drop: false }`
[INFO] [stdout] 66dca69090e3fb2bb5969269cf4fc18709ba097fa5e51bef8d2dc7b8b49147bc