[INFO] fetching crate gerrit-grr 2.2.2...
[INFO] documenting gerrit-grr-2.2.2 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate gerrit-grr 2.2.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate gerrit-grr 2.2.2 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 gerrit-grr 2.2.2
[INFO] finished tweaking crates.io crate gerrit-grr 2.2.2
[INFO] tweaked toml for crates.io crate gerrit-grr 2.2.2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate gerrit-grr 2.2.2 already has a lockfile, it will not be regenerated
[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 rustc-simple-version v0.1.0
[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" "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] 79a1eec5d56115be5d931efef9da208e11a66a30c09edfe33a5682ce4c057b25
[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" "79a1eec5d56115be5d931efef9da208e11a66a30c09edfe33a5682ce4c057b25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79a1eec5d56115be5d931efef9da208e11a66a30c09edfe33a5682ce4c057b25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79a1eec5d56115be5d931efef9da208e11a66a30c09edfe33a5682ce4c057b25", kill_on_drop: false }`
[INFO] [stdout] 79a1eec5d56115be5d931efef9da208e11a66a30c09edfe33a5682ce4c057b25
[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" "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] 630df1cf19e224258243fc30c50c3d05f970ff6e35790958b0f501dfc1b8f077
[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" "630df1cf19e224258243fc30c50c3d05f970ff6e35790958b0f501dfc1b8f077", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]    Compiling rustc-simple-version v0.1.0
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking flate2 v1.0.16
[INFO] [stderr]     Checking dlv-list v0.2.2
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking hashbrown v0.7.2
[INFO] [stderr]     Checking async-compression v0.3.5
[INFO] [stderr]     Checking ordered-multimap v0.2.4
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]     Checking rust-ini v0.15.3
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libssh2-sys v0.2.18
[INFO] [stderr]    Compiling libgit2-sys v0.12.7+1.0.0
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking git2 v0.13.6
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.6
[INFO] [stderr]     Checking gerrit-grr v2.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting gerrit-grr v2.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.68s
[INFO] running `Command { std: "docker" "inspect" "630df1cf19e224258243fc30c50c3d05f970ff6e35790958b0f501dfc1b8f077", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "630df1cf19e224258243fc30c50c3d05f970ff6e35790958b0f501dfc1b8f077", kill_on_drop: false }`
[INFO] [stdout] 630df1cf19e224258243fc30c50c3d05f970ff6e35790958b0f501dfc1b8f077