[INFO] fetching crate witgen_macro 0.13.0...
[INFO] documenting witgen_macro-0.13.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate witgen_macro 0.13.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate witgen_macro 0.13.0 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 witgen_macro 0.13.0
[INFO] finished tweaking crates.io crate witgen_macro 0.13.0
[INFO] tweaked toml for crates.io crate witgen_macro 0.13.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 5a165114403841486d2ef3790cf475e76f4e5c0453c5f1c06afb7838bad6a481
[INFO] running `Command { std: "docker" "start" "-a" "5a165114403841486d2ef3790cf475e76f4e5c0453c5f1c06afb7838bad6a481", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a165114403841486d2ef3790cf475e76f4e5c0453c5f1c06afb7838bad6a481", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a165114403841486d2ef3790cf475e76f4e5c0453c5f1c06afb7838bad6a481", kill_on_drop: false }`
[INFO] [stdout] 5a165114403841486d2ef3790cf475e76f4e5c0453c5f1c06afb7838bad6a481
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 567c871aa9bacebddc300a5db9f412fb0ee4159ec46586242e95e5337a81d8e1
[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" "567c871aa9bacebddc300a5db9f412fb0ee4159ec46586242e95e5337a81d8e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]     Checking unicode-ident v1.0.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking heck v0.4.0
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]    Compiling im-rc v15.1.0
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]     Checking bitmaps v2.1.0
[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]     Checking witgen_macro_helper v0.13.0
[INFO] [stderr]  Documenting witgen_macro v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.90s
[INFO] running `Command { std: "docker" "inspect" "567c871aa9bacebddc300a5db9f412fb0ee4159ec46586242e95e5337a81d8e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "567c871aa9bacebddc300a5db9f412fb0ee4159ec46586242e95e5337a81d8e1", kill_on_drop: false }`
[INFO] [stdout] 567c871aa9bacebddc300a5db9f412fb0ee4159ec46586242e95e5337a81d8e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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] 253788ae1959364b940dda68559799410ecfba9ec5a5a994e1d4eb26433aeb60
[INFO] running `Command { std: "docker" "start" "-a" "253788ae1959364b940dda68559799410ecfba9ec5a5a994e1d4eb26433aeb60", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking heck v0.4.0
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling im-rc v15.1.0
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]     Checking bitmaps v2.1.0
[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]     Checking witgen_macro_helper v0.13.0
[INFO] [stderr]  Documenting witgen_macro v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.39s
[INFO] running `Command { std: "docker" "inspect" "253788ae1959364b940dda68559799410ecfba9ec5a5a994e1d4eb26433aeb60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "253788ae1959364b940dda68559799410ecfba9ec5a5a994e1d4eb26433aeb60", kill_on_drop: false }`
[INFO] [stdout] 253788ae1959364b940dda68559799410ecfba9ec5a5a994e1d4eb26433aeb60