[INFO] fetching crate byte_lines 0.1.1...
[INFO] documenting byte_lines-0.1.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate byte_lines 0.1.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate byte_lines 0.1.1 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 byte_lines 0.1.1
[INFO] finished tweaking crates.io crate byte_lines 0.1.1
[INFO] tweaked toml for crates.io crate byte_lines 0.1.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate byte_lines 0.1.1 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] [stderr] warning: the cargo feature `named-profiles` has been stabilized in the 1.57 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/beta/cargo/reference/profiles.html#custom-profiles for more information about using this feature.
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a86331c94af144f6ad7c52a8d27f0c655ed2e17c282094f890ce8980f2bab0e7
[INFO] running `Command { std: "docker" "start" "-a" "a86331c94af144f6ad7c52a8d27f0c655ed2e17c282094f890ce8980f2bab0e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a86331c94af144f6ad7c52a8d27f0c655ed2e17c282094f890ce8980f2bab0e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a86331c94af144f6ad7c52a8d27f0c655ed2e17c282094f890ce8980f2bab0e7", kill_on_drop: false }`
[INFO] [stdout] a86331c94af144f6ad7c52a8d27f0c655ed2e17c282094f890ce8980f2bab0e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7ff45dd3eae9f04d724d3e0fd794365aa882002be7d28f20bba3ad3d99eeb113
[INFO] running `Command { std: "docker" "start" "-a" "7ff45dd3eae9f04d724d3e0fd794365aa882002be7d28f20bba3ad3d99eeb113", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `named-profiles` has been stabilized in the 1.57 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/beta/cargo/reference/profiles.html#custom-profiles for more information about using this feature.
[INFO] [stderr]     Checking byte_string v1.0.0
[INFO] [stderr]  Documenting byte_lines v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 1.75s
[INFO] running `Command { std: "docker" "inspect" "7ff45dd3eae9f04d724d3e0fd794365aa882002be7d28f20bba3ad3d99eeb113", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ff45dd3eae9f04d724d3e0fd794365aa882002be7d28f20bba3ad3d99eeb113", kill_on_drop: false }`
[INFO] [stdout] 7ff45dd3eae9f04d724d3e0fd794365aa882002be7d28f20bba3ad3d99eeb113
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 14b2b20b240825647f9cad83180696640bdb69d2f2b39bd71a070282ce10af8a
[INFO] running `Command { std: "docker" "start" "-a" "14b2b20b240825647f9cad83180696640bdb69d2f2b39bd71a070282ce10af8a", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `named-profiles` has been stabilized in the 1.57 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/profiles.html#custom-profiles for more information about using this feature.
[INFO] [stderr]     Checking byte_string v1.0.0
[INFO] [stderr]  Documenting byte_lines v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "14b2b20b240825647f9cad83180696640bdb69d2f2b39bd71a070282ce10af8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14b2b20b240825647f9cad83180696640bdb69d2f2b39bd71a070282ce10af8a", kill_on_drop: false }`
[INFO] [stdout] 14b2b20b240825647f9cad83180696640bdb69d2f2b39bd71a070282ce10af8a