[INFO] fetching crate filter-city 0.1.8...
[INFO] documenting filter-city-0.1.8 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate filter-city 0.1.8 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate filter-city 0.1.8 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate filter-city 0.1.8
[INFO] finished tweaking crates.io crate filter-city 0.1.8
[INFO] tweaked toml for crates.io crate filter-city 0.1.8 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate filter-city 0.1.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ae64f950e973ada1f1d83344342e570dd4a6e1469bcdf0355eaf66993b469be
[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" "7ae64f950e973ada1f1d83344342e570dd4a6e1469bcdf0355eaf66993b469be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ae64f950e973ada1f1d83344342e570dd4a6e1469bcdf0355eaf66993b469be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ae64f950e973ada1f1d83344342e570dd4a6e1469bcdf0355eaf66993b469be", kill_on_drop: false }`
[INFO] [stdout] 7ae64f950e973ada1f1d83344342e570dd4a6e1469bcdf0355eaf66993b469be
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2e38dbec9b5617f53143b5ff67a35bdc03cd28133ad274b8f8fd560642b93a6
[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" "f2e38dbec9b5617f53143b5ff67a35bdc03cd28133ad274b8f8fd560642b93a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking unidecode v0.3.0
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]  Documenting filter-city v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.48s
[INFO] running `Command { std: "docker" "inspect" "f2e38dbec9b5617f53143b5ff67a35bdc03cd28133ad274b8f8fd560642b93a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2e38dbec9b5617f53143b5ff67a35bdc03cd28133ad274b8f8fd560642b93a6", kill_on_drop: false }`
[INFO] [stdout] f2e38dbec9b5617f53143b5ff67a35bdc03cd28133ad274b8f8fd560642b93a6
[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" "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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", 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] 69843906e4e8f3c043d1f24459e52bbcd69886a3f6d1e2bd63428c5688f4a029
[INFO] running `Command { std: "docker" "start" "-a" "69843906e4e8f3c043d1f24459e52bbcd69886a3f6d1e2bd63428c5688f4a029", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking unidecode v0.3.0
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]  Documenting filter-city v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.73s
[INFO] running `Command { std: "docker" "inspect" "69843906e4e8f3c043d1f24459e52bbcd69886a3f6d1e2bd63428c5688f4a029", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69843906e4e8f3c043d1f24459e52bbcd69886a3f6d1e2bd63428c5688f4a029", kill_on_drop: false }`
[INFO] [stdout] 69843906e4e8f3c043d1f24459e52bbcd69886a3f6d1e2bd63428c5688f4a029