[INFO] fetching crate ddbug 0.2.0...
[INFO] documenting ddbug-0.2.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate ddbug 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ddbug 0.2.0 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 ddbug 0.2.0
[INFO] finished tweaking crates.io crate ddbug 0.2.0
[INFO] tweaked toml for crates.io crate ddbug 0.2.0 written to /workspace/builds/worker-6/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 scroll v0.7.0
[INFO] [stderr]   Downloaded gimli v0.14.0
[INFO] [stderr]   Downloaded scroll_derive v0.8.0
[INFO] [stderr]   Downloaded object v0.6.0
[INFO] [stderr]   Downloaded pdb v0.2.2
[INFO] [stderr]   Downloaded goblin v0.0.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] abd8e50a387c800f68f1011325d71133992ca3351f7a23b8f2255048f914ed54
[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" "abd8e50a387c800f68f1011325d71133992ca3351f7a23b8f2255048f914ed54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abd8e50a387c800f68f1011325d71133992ca3351f7a23b8f2255048f914ed54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abd8e50a387c800f68f1011325d71133992ca3351f7a23b8f2255048f914ed54", kill_on_drop: false }`
[INFO] [stdout] abd8e50a387c800f68f1011325d71133992ca3351f7a23b8f2255048f914ed54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] db943a61f8d1e93e58b386a569d8ddeb16f28fff8dd637d3948b44124db4586a
[INFO] running `Command { std: "docker" "start" "-a" "db943a61f8d1e93e58b386a569d8ddeb16f28fff8dd637d3948b44124db4586a", kill_on_drop: false }`
[INFO] [stderr]     Checking odds v0.2.26
[INFO] [stderr]     Checking scroll v0.7.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]    Compiling scroll_derive v0.8.0
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]     Checking arrayvec v0.3.25
[INFO] [stderr]     Checking gimli v0.14.0
[INFO] [stderr]     Checking goblin v0.0.12
[INFO] [stderr]     Checking pdb v0.2.2
[INFO] [stderr]     Checking object v0.6.0
[INFO] [stderr]  Documenting ddbug v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.28s
[INFO] running `Command { std: "docker" "inspect" "db943a61f8d1e93e58b386a569d8ddeb16f28fff8dd637d3948b44124db4586a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db943a61f8d1e93e58b386a569d8ddeb16f28fff8dd637d3948b44124db4586a", kill_on_drop: false }`
[INFO] [stdout] db943a61f8d1e93e58b386a569d8ddeb16f28fff8dd637d3948b44124db4586a