[INFO] fetching crate emmett 0.1.3-alpha...
[INFO] documenting emmett-0.1.3-alpha against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate emmett 0.1.3-alpha into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate emmett 0.1.3-alpha 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 emmett 0.1.3-alpha
[INFO] finished tweaking crates.io crate emmett 0.1.3-alpha
[INFO] tweaked toml for crates.io crate emmett 0.1.3-alpha written to /workspace/builds/worker-8/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 tokio-process v0.2.5
[INFO] [stderr]   Downloaded tokio-signal v0.2.9
[INFO] [stderr]   Downloaded rusoto_credential v0.39.0
[INFO] [stderr]   Downloaded rusoto_core v0.39.0
[INFO] [stderr]   Downloaded rusoto_s3 v0.39.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 9723a7c463392920754edc41252244ec8b64d7b60f7b59722e0b34c86b1b4f67
[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" "9723a7c463392920754edc41252244ec8b64d7b60f7b59722e0b34c86b1b4f67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9723a7c463392920754edc41252244ec8b64d7b60f7b59722e0b34c86b1b4f67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9723a7c463392920754edc41252244ec8b64d7b60f7b59722e0b34c86b1b4f67", kill_on_drop: false }`
[INFO] [stdout] 9723a7c463392920754edc41252244ec8b64d7b60f7b59722e0b34c86b1b4f67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 4e9ad215c5b33c7a644bdf12e50d765594480eab853a8e6ae2d6c55d37ce43d7
[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" "4e9ad215c5b33c7a644bdf12e50d765594480eab853a8e6ae2d6c55d37ce43d7", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling rusoto_core v0.39.0
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking error-chain v0.12.4
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]     Checking openssl v0.10.30
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking mime_guess v2.0.3
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-signal v0.2.9
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking tokio-process v0.2.5
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking native-tls v0.2.4
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking rusoto_credential v0.39.0
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking rusoto_s3 v0.39.0
[INFO] [stderr]  Documenting emmett v0.1.3-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.22s
[INFO] running `Command { std: "docker" "inspect" "4e9ad215c5b33c7a644bdf12e50d765594480eab853a8e6ae2d6c55d37ce43d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e9ad215c5b33c7a644bdf12e50d765594480eab853a8e6ae2d6c55d37ce43d7", kill_on_drop: false }`
[INFO] [stdout] 4e9ad215c5b33c7a644bdf12e50d765594480eab853a8e6ae2d6c55d37ce43d7