[INFO] fetching crate cpp_build 0.5.7...
[INFO] documenting cpp_build-0.5.7 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate cpp_build 0.5.7 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate cpp_build 0.5.7 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cpp_build 0.5.7
[INFO] finished tweaking crates.io crate cpp_build 0.5.7
[INFO] tweaked toml for crates.io crate cpp_build 0.5.7 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", 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] b4822bc5217b3aa067f0f22daec1cf8bd4bdd55464f1dd466f8372aa2437a249
[INFO] running `Command { std: "docker" "start" "-a" "b4822bc5217b3aa067f0f22daec1cf8bd4bdd55464f1dd466f8372aa2437a249", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4822bc5217b3aa067f0f22daec1cf8bd4bdd55464f1dd466f8372aa2437a249", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4822bc5217b3aa067f0f22daec1cf8bd4bdd55464f1dd466f8372aa2437a249", kill_on_drop: false }`
[INFO] [stdout] b4822bc5217b3aa067f0f22daec1cf8bd4bdd55464f1dd466f8372aa2437a249
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abcb3b10c2218ab936712afb0a5f479f3d031ec154f604df124cf2fd9f26cea7
[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" "abcb3b10c2218ab936712afb0a5f479f3d031ec154f604df124cf2fd9f26cea7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking unicode-xid v0.2.3
[INFO] [stderr]     Checking cc v1.0.73
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking cpp_common v0.5.7
[INFO] [stderr]  Documenting cpp_build v0.5.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.63s
[INFO] running `Command { std: "docker" "inspect" "abcb3b10c2218ab936712afb0a5f479f3d031ec154f604df124cf2fd9f26cea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abcb3b10c2218ab936712afb0a5f479f3d031ec154f604df124cf2fd9f26cea7", kill_on_drop: false }`
[INFO] [stdout] abcb3b10c2218ab936712afb0a5f479f3d031ec154f604df124cf2fd9f26cea7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "RUSTFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--features" "docs-only" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] b21775fc468af2d4ccf9ea156609f5e0432c7a0959e724d3e9b0e72452647842
[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" "b21775fc468af2d4ccf9ea156609f5e0432c7a0959e724d3e9b0e72452647842", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cc v1.0.73
[INFO] [stderr]     Checking unicode-xid v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking cpp_common v0.5.7
[INFO] [stderr]  Documenting cpp_build v0.5.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.31s
[INFO] running `Command { std: "docker" "inspect" "b21775fc468af2d4ccf9ea156609f5e0432c7a0959e724d3e9b0e72452647842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b21775fc468af2d4ccf9ea156609f5e0432c7a0959e724d3e9b0e72452647842", kill_on_drop: false }`
[INFO] [stdout] b21775fc468af2d4ccf9ea156609f5e0432c7a0959e724d3e9b0e72452647842