[INFO] fetching crate wtest 0.1.0...
[INFO] documenting wtest-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate wtest 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate wtest 0.1.0 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 wtest 0.1.0
[INFO] removed 1 missing examples
[INFO] removed 1 missing tests
[INFO] finished tweaking crates.io crate wtest 0.1.0
[INFO] tweaked toml for crates.io crate wtest 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate wtest 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wtest_basic v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 6706c21ba851d374adb272cb699a7d83a1c1f2199d1477ea1f193de777d62e13
[INFO] running `Command { std: "docker" "start" "-a" "6706c21ba851d374adb272cb699a7d83a1c1f2199d1477ea1f193de777d62e13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6706c21ba851d374adb272cb699a7d83a1c1f2199d1477ea1f193de777d62e13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6706c21ba851d374adb272cb699a7d83a1c1f2199d1477ea1f193de777d62e13", kill_on_drop: false }`
[INFO] [stdout] 6706c21ba851d374adb272cb699a7d83a1c1f2199d1477ea1f193de777d62e13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e4f70cdae3625acfa1e8947dd047e4289adda088983db3a7e0522224ff38e46f
[INFO] running `Command { std: "docker" "start" "-a" "e4f70cdae3625acfa1e8947dd047e4289adda088983db3a7e0522224ff38e46f", kill_on_drop: false }`
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]     Checking wtest_basic v0.1.0
[INFO] [stderr]  Documenting wtest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.71s
[INFO] running `Command { std: "docker" "inspect" "e4f70cdae3625acfa1e8947dd047e4289adda088983db3a7e0522224ff38e46f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4f70cdae3625acfa1e8947dd047e4289adda088983db3a7e0522224ff38e46f", kill_on_drop: false }`
[INFO] [stdout] e4f70cdae3625acfa1e8947dd047e4289adda088983db3a7e0522224ff38e46f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "--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] 3ff8deb8a3c2f71df2fde65bc44a222da63b154e64b033b47a8240ebe52a1e9e
[INFO] running `Command { std: "docker" "start" "-a" "3ff8deb8a3c2f71df2fde65bc44a222da63b154e64b033b47a8240ebe52a1e9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]     Checking wtest_basic v0.1.0
[INFO] [stderr]  Documenting wtest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.96s
[INFO] running `Command { std: "docker" "inspect" "3ff8deb8a3c2f71df2fde65bc44a222da63b154e64b033b47a8240ebe52a1e9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ff8deb8a3c2f71df2fde65bc44a222da63b154e64b033b47a8240ebe52a1e9e", kill_on_drop: false }`
[INFO] [stdout] 3ff8deb8a3c2f71df2fde65bc44a222da63b154e64b033b47a8240ebe52a1e9e