[INFO] fetching crate derive-visitor 0.1.1...
[INFO] documenting derive-visitor-0.1.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate derive-visitor 0.1.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate derive-visitor 0.1.1 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 derive-visitor 0.1.1
[INFO] finished tweaking crates.io crate derive-visitor 0.1.1
[INFO] tweaked toml for crates.io crate derive-visitor 0.1.1 written to /workspace/builds/worker-12/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 derive-visitor-macros 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] 034f4de0ee8e6547ff6bba53bc50875f63b4d2594a4f92305b6d04cb234e3217
[INFO] running `Command { std: "docker" "start" "-a" "034f4de0ee8e6547ff6bba53bc50875f63b4d2594a4f92305b6d04cb234e3217", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "034f4de0ee8e6547ff6bba53bc50875f63b4d2594a4f92305b6d04cb234e3217", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "034f4de0ee8e6547ff6bba53bc50875f63b4d2594a4f92305b6d04cb234e3217", kill_on_drop: false }`
[INFO] [stdout] 034f4de0ee8e6547ff6bba53bc50875f63b4d2594a4f92305b6d04cb234e3217
[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] 770844ed149adc8bb3de2bf8861b25f797584dbc6cde49c241d2ef0cc8508da6
[INFO] running `Command { std: "docker" "start" "-a" "770844ed149adc8bb3de2bf8861b25f797584dbc6cde49c241d2ef0cc8508da6", 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]    Compiling either v1.6.1
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling derive-visitor-macros v0.1.0
[INFO] [stderr]  Documenting derive-visitor v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.82s
[INFO] running `Command { std: "docker" "inspect" "770844ed149adc8bb3de2bf8861b25f797584dbc6cde49c241d2ef0cc8508da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "770844ed149adc8bb3de2bf8861b25f797584dbc6cde49c241d2ef0cc8508da6", kill_on_drop: false }`
[INFO] [stdout] 770844ed149adc8bb3de2bf8861b25f797584dbc6cde49c241d2ef0cc8508da6
[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] c0776aaf75402d9f9ab2cf96f5e69995ab3fbc0b7e94acb51380858509d81f98
[INFO] running `Command { std: "docker" "start" "-a" "c0776aaf75402d9f9ab2cf96f5e69995ab3fbc0b7e94acb51380858509d81f98", 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]    Compiling either v1.6.1
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling derive-visitor-macros v0.1.0
[INFO] [stderr]  Documenting derive-visitor v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.16s
[INFO] running `Command { std: "docker" "inspect" "c0776aaf75402d9f9ab2cf96f5e69995ab3fbc0b7e94acb51380858509d81f98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0776aaf75402d9f9ab2cf96f5e69995ab3fbc0b7e94acb51380858509d81f98", kill_on_drop: false }`
[INFO] [stdout] c0776aaf75402d9f9ab2cf96f5e69995ab3fbc0b7e94acb51380858509d81f98