[INFO] fetching crate roa-tokio 0.5.0...
[INFO] documenting roa-tokio-0.5.0 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate roa-tokio 0.5.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate roa-tokio 0.5.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate roa-tokio 0.5.0
[INFO] finished tweaking crates.io crate roa-tokio 0.5.0
[INFO] tweaked toml for crates.io crate roa-tokio 0.5.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb2b5cd82b6b69db13b1d8059356b2949d6f7b09d801dec56b6fd83f6f65ea68
[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" "fb2b5cd82b6b69db13b1d8059356b2949d6f7b09d801dec56b6fd83f6f65ea68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb2b5cd82b6b69db13b1d8059356b2949d6f7b09d801dec56b6fd83f6f65ea68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb2b5cd82b6b69db13b1d8059356b2949d6f7b09d801dec56b6fd83f6f65ea68", kill_on_drop: false }`
[INFO] [stdout] fb2b5cd82b6b69db13b1d8059356b2949d6f7b09d801dec56b6fd83f6f65ea68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5db2a568337c3bf5c8cf8504b151ab22b6b3ebcbc3a3a8bf449d9436d304eba2
[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" "5db2a568337c3bf5c8cf8504b151ab22b6b3ebcbc3a3a8bf449d9436d304eba2", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]     Checking vec-arena v1.0.0
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking bytesize v1.0.1
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking nb-connect v1.0.2
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]     Checking futures-util v0.3.6
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking futures-lite v1.11.1
[INFO] [stderr]     Checking headers v0.3.2
[INFO] [stderr]     Checking async-channel v1.5.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking async-io v1.1.10
[INFO] [stderr]     Checking async-executor v1.3.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking async-global-executor v1.4.0
[INFO] [stderr]     Checking async-std v1.6.5
[INFO] [stderr]     Checking futures-executor v0.3.6
[INFO] [stderr]     Checking futures v0.3.6
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking hyper v0.13.8
[INFO] [stderr]     Checking roa-core v0.5.0
[INFO] [stderr]     Checking roa v0.5.2
[INFO] [stderr]  Documenting roa-tokio v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.04s
[INFO] running `Command { std: "docker" "inspect" "5db2a568337c3bf5c8cf8504b151ab22b6b3ebcbc3a3a8bf449d9436d304eba2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5db2a568337c3bf5c8cf8504b151ab22b6b3ebcbc3a3a8bf449d9436d304eba2", kill_on_drop: false }`
[INFO] [stdout] 5db2a568337c3bf5c8cf8504b151ab22b6b3ebcbc3a3a8bf449d9436d304eba2
