[INFO] fetching crate future-union 0.1.1...
[INFO] documenting future-union-0.1.1 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate future-union 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate future-union 0.1.1 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 future-union 0.1.1
[INFO] finished tweaking crates.io crate future-union 0.1.1
[INFO] tweaked toml for crates.io crate future-union 0.1.1 written to /workspace/builds/worker-0/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded future-union-impl v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] c0d1c96af4ea3ac8e322ad5d411b072174cbdecb12c8a1bbc76d6d636e317701
[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" "c0d1c96af4ea3ac8e322ad5d411b072174cbdecb12c8a1bbc76d6d636e317701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0d1c96af4ea3ac8e322ad5d411b072174cbdecb12c8a1bbc76d6d636e317701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0d1c96af4ea3ac8e322ad5d411b072174cbdecb12c8a1bbc76d6d636e317701", kill_on_drop: false }`
[INFO] [stdout] c0d1c96af4ea3ac8e322ad5d411b072174cbdecb12c8a1bbc76d6d636e317701
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] ad1b047aecc3bd9dd94fe9c7b0033772171cbc7eaba4ec05b5dddfdbebf05f9a
[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" "ad1b047aecc3bd9dd94fe9c7b0033772171cbc7eaba4ec05b5dddfdbebf05f9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling future-union-impl v0.1.0
[INFO] [stderr]  Documenting future-union v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.20s
[INFO] running `Command { std: "docker" "inspect" "ad1b047aecc3bd9dd94fe9c7b0033772171cbc7eaba4ec05b5dddfdbebf05f9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad1b047aecc3bd9dd94fe9c7b0033772171cbc7eaba4ec05b5dddfdbebf05f9a", kill_on_drop: false }`
[INFO] [stdout] ad1b047aecc3bd9dd94fe9c7b0033772171cbc7eaba4ec05b5dddfdbebf05f9a
