[INFO] fetching crate lifetime-thread 0.2.3...
[INFO] documenting lifetime-thread-0.2.3 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate lifetime-thread 0.2.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate lifetime-thread 0.2.3 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 lifetime-thread 0.2.3
[INFO] finished tweaking crates.io crate lifetime-thread 0.2.3
[INFO] tweaked toml for crates.io crate lifetime-thread 0.2.3 written to /workspace/builds/worker-7/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] fd8b7c75fed1fb084719a31b292ea31ba1ebd8ea49a1ae740b6bae4d4d653430
[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" "fd8b7c75fed1fb084719a31b292ea31ba1ebd8ea49a1ae740b6bae4d4d653430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd8b7c75fed1fb084719a31b292ea31ba1ebd8ea49a1ae740b6bae4d4d653430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd8b7c75fed1fb084719a31b292ea31ba1ebd8ea49a1ae740b6bae4d4d653430", kill_on_drop: false }`
[INFO] [stdout] fd8b7c75fed1fb084719a31b292ea31ba1ebd8ea49a1ae740b6bae4d4d653430
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 3f409fbdc2781575c3818a9bdce4276aa0420e137c732dd3c48a3c51a37fdedb
[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" "3f409fbdc2781575c3818a9bdce4276aa0420e137c732dd3c48a3c51a37fdedb", kill_on_drop: false }`
[INFO] [stderr]     Checking send_wrapper v0.4.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.67
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.67
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.67
[INFO] [stderr]     Checking wasm-bindgen v0.2.67
[INFO] [stderr]     Checking js-sys v0.3.44
[INFO] [stderr]     Checking web-sys v0.3.44
[INFO] [stderr]     Checking gloo-timers v0.2.1
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking async-std v1.6.3
[INFO] [stderr]  Documenting lifetime-thread v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.33s
[INFO] running `Command { std: "docker" "inspect" "3f409fbdc2781575c3818a9bdce4276aa0420e137c732dd3c48a3c51a37fdedb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f409fbdc2781575c3818a9bdce4276aa0420e137c732dd3c48a3c51a37fdedb", kill_on_drop: false }`
[INFO] [stdout] 3f409fbdc2781575c3818a9bdce4276aa0420e137c732dd3c48a3c51a37fdedb