[INFO] fetching crate async-compression 0.3.5...
[INFO] documenting async-compression-0.3.5 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate async-compression 0.3.5 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate async-compression 0.3.5 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 async-compression 0.3.5
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate async-compression 0.3.5
[INFO] tweaked toml for crates.io crate async-compression 0.3.5 written to /workspace/builds/worker-3/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]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-test v0.3.5
[INFO] [stderr]   Downloaded rusty-fork v0.2.2
[INFO] [stderr]   Downloaded proptest-derive v0.1.2
[INFO] [stderr]   Downloaded brotli v3.3.0
[INFO] [stderr]   Downloaded brotli-decompressor v2.3.1
[INFO] [stderr]   Downloaded alloc-no-stdlib v2.0.1
[INFO] [stderr]   Downloaded alloc-stdlib v0.2.1
[INFO] [stderr]   Downloaded proptest v0.9.6
[INFO] [stderr]   Downloaded bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]   Downloaded timebomb v0.1.2
[INFO] [stderr]   Downloaded ntest_timeout v0.3.3
[INFO] [stderr]   Downloaded ntest v0.3.3
[INFO] [stderr]   Downloaded ntest_test_cases v0.3.4
[INFO] [stderr]   Downloaded pulse v0.5.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 0992630579a448864d072b2df743f6a1d4fab389f0458d6b7e2050c8fc21f494
[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" "0992630579a448864d072b2df743f6a1d4fab389f0458d6b7e2050c8fc21f494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0992630579a448864d072b2df743f6a1d4fab389f0458d6b7e2050c8fc21f494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0992630579a448864d072b2df743f6a1d4fab389f0458d6b7e2050c8fc21f494", kill_on_drop: false }`
[INFO] [stdout] 0992630579a448864d072b2df743f6a1d4fab389f0458d6b7e2050c8fc21f494
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 78a5b1e6b4576f53581fdb23a93ee72b56bed2403fb07bc2fd8d36e5dbdfac64
[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" "78a5b1e6b4576f53581fdb23a93ee72b56bed2403fb07bc2fd8d36e5dbdfac64", kill_on_drop: false }`
[INFO] [stderr]  Documenting async-compression v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "78a5b1e6b4576f53581fdb23a93ee72b56bed2403fb07bc2fd8d36e5dbdfac64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78a5b1e6b4576f53581fdb23a93ee72b56bed2403fb07bc2fd8d36e5dbdfac64", kill_on_drop: false }`
[INFO] [stdout] 78a5b1e6b4576f53581fdb23a93ee72b56bed2403fb07bc2fd8d36e5dbdfac64