[INFO] fetching crate sprattus 0.0.1...
[INFO] documenting sprattus-0.0.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate sprattus 0.0.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate sprattus 0.0.1 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 sprattus 0.0.1
[INFO] finished tweaking crates.io crate sprattus 0.0.1
[INFO] tweaked toml for crates.io crate sprattus 0.0.1 written to /workspace/builds/worker-9/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 sprattus-derive v0.0.1
[INFO] [stderr]   Downloaded postgres-protocol v0.5.0-alpha.2
[INFO] [stderr]   Downloaded postgres-types v0.1.0-alpha.2
[INFO] [stderr]   Downloaded tokio-postgres v0.5.0-alpha.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] d7ad1a23ddb59e42b2ab4240734c312c8890fcff74f91f28a7944a48c7b9d0cc
[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" "d7ad1a23ddb59e42b2ab4240734c312c8890fcff74f91f28a7944a48c7b9d0cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7ad1a23ddb59e42b2ab4240734c312c8890fcff74f91f28a7944a48c7b9d0cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7ad1a23ddb59e42b2ab4240734c312c8890fcff74f91f28a7944a48c7b9d0cc", kill_on_drop: false }`
[INFO] [stdout] d7ad1a23ddb59e42b2ab4240734c312c8890fcff74f91f28a7944a48c7b9d0cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a0a28a3b88dff20a30db6b6bfb561c1333edd397998c86ce2b11cf9ac9337633
[INFO] running `Command { std: "docker" "start" "-a" "a0a28a3b88dff20a30db6b6bfb561c1333edd397998c86ce2b11cf9ac9337633", kill_on_drop: false }`
[INFO] [stderr]     Checking md5 v0.6.1
[INFO] [stderr]     Checking siphasher v0.3.3
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking strfmt v0.1.6
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]    Compiling sprattus-derive v0.0.1
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking postgres-protocol v0.5.0-alpha.2
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking postgres-types v0.1.0-alpha.2
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking tokio-postgres v0.5.0-alpha.2
[INFO] [stderr]  Documenting sprattus v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.17s
[INFO] running `Command { std: "docker" "inspect" "a0a28a3b88dff20a30db6b6bfb561c1333edd397998c86ce2b11cf9ac9337633", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0a28a3b88dff20a30db6b6bfb561c1333edd397998c86ce2b11cf9ac9337633", kill_on_drop: false }`
[INFO] [stdout] a0a28a3b88dff20a30db6b6bfb561c1333edd397998c86ce2b11cf9ac9337633