[INFO] fetching crate witgen_macro_helper 0.13.0...
[INFO] documenting witgen_macro_helper-0.13.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate witgen_macro_helper 0.13.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate witgen_macro_helper 0.13.0 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 witgen_macro_helper 0.13.0
[INFO] finished tweaking crates.io crate witgen_macro_helper 0.13.0
[INFO] tweaked toml for crates.io crate witgen_macro_helper 0.13.0 written to /workspace/builds/worker-7/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded im-rc v15.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 0f6aa787545c9187bf20698ff469f212e58a3501ba55f3045013be8cbfc9a9f5
[INFO] running `Command { std: "docker" "start" "-a" "0f6aa787545c9187bf20698ff469f212e58a3501ba55f3045013be8cbfc9a9f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f6aa787545c9187bf20698ff469f212e58a3501ba55f3045013be8cbfc9a9f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f6aa787545c9187bf20698ff469f212e58a3501ba55f3045013be8cbfc9a9f5", kill_on_drop: false }`
[INFO] [stdout] 0f6aa787545c9187bf20698ff469f212e58a3501ba55f3045013be8cbfc9a9f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] b805d13426bb644095a2f7a685b4c85cf9868747af949b4779a32ff4cd96a43b
[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" "b805d13426bb644095a2f7a685b4c85cf9868747af949b4779a32ff4cd96a43b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]    Compiling im-rc v15.1.0
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]     Checking sized-chunks v0.6.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking syn-file-expand v0.1.1
[INFO] [stderr]  Documenting witgen_macro_helper v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.22s
[INFO] running `Command { std: "docker" "inspect" "b805d13426bb644095a2f7a685b4c85cf9868747af949b4779a32ff4cd96a43b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b805d13426bb644095a2f7a685b4c85cf9868747af949b4779a32ff4cd96a43b", kill_on_drop: false }`
[INFO] [stdout] b805d13426bb644095a2f7a685b4c85cf9868747af949b4779a32ff4cd96a43b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 8997849a9bbbc9cc2aa1eb96db6ad889d44e09988e4d0d28c63763c86ea0f968
[INFO] running `Command { std: "docker" "start" "-a" "8997849a9bbbc9cc2aa1eb96db6ad889d44e09988e4d0d28c63763c86ea0f968", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]     Checking heck v0.4.0
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling im-rc v15.1.0
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking sized-chunks v0.6.5
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking syn-file-expand v0.1.1
[INFO] [stderr]  Documenting witgen_macro_helper v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.69s
[INFO] running `Command { std: "docker" "inspect" "8997849a9bbbc9cc2aa1eb96db6ad889d44e09988e4d0d28c63763c86ea0f968", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8997849a9bbbc9cc2aa1eb96db6ad889d44e09988e4d0d28c63763c86ea0f968", kill_on_drop: false }`
[INFO] [stdout] 8997849a9bbbc9cc2aa1eb96db6ad889d44e09988e4d0d28c63763c86ea0f968