[INFO] fetching crate rstb 0.1.2...
[INFO] documenting rstb-0.1.2 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate rstb 0.1.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate rstb 0.1.2 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 rstb 0.1.2
[INFO] finished tweaking crates.io crate rstb 0.1.2
[INFO] tweaked toml for crates.io crate rstb 0.1.2 written to /workspace/builds/worker-8/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] [stderr]     Blocking waiting for file lock on package cache
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded yaz0 v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 33ba0ad451df5ba44c878d5d4c3f5aa98fe868cfaba74306ce1ab3933ca28bcc
[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" "33ba0ad451df5ba44c878d5d4c3f5aa98fe868cfaba74306ce1ab3933ca28bcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33ba0ad451df5ba44c878d5d4c3f5aa98fe868cfaba74306ce1ab3933ca28bcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33ba0ad451df5ba44c878d5d4c3f5aa98fe868cfaba74306ce1ab3933ca28bcc", kill_on_drop: false }`
[INFO] [stdout] 33ba0ad451df5ba44c878d5d4c3f5aa98fe868cfaba74306ce1ab3933ca28bcc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] d677272e1c99fea44ebe747a758e8bfd011aa7d72b79b7e983161c4cf07ef1e3
[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" "d677272e1c99fea44ebe747a758e8bfd011aa7d72b79b7e983161c4cf07ef1e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling indexmap v1.5.2
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling polling v0.1.7
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking yaz0 v0.1.2
[INFO] [stderr]     Checking parse_int v0.4.0
[INFO] [stderr]     Checking binwrite v0.2.1
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]    Compiling async-io v0.1.11
[INFO] [stderr]    Compiling async-executor v0.1.2
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]    Compiling async-std v1.6.3
[INFO] [stderr]    Compiling cached_proc_macro v0.1.2
[INFO] [stderr]     Checking cached v0.13.1
[INFO] [stderr]  Documenting rstb v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.65s
[INFO] running `Command { std: "docker" "inspect" "d677272e1c99fea44ebe747a758e8bfd011aa7d72b79b7e983161c4cf07ef1e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d677272e1c99fea44ebe747a758e8bfd011aa7d72b79b7e983161c4cf07ef1e3", kill_on_drop: false }`
[INFO] [stdout] d677272e1c99fea44ebe747a758e8bfd011aa7d72b79b7e983161c4cf07ef1e3