[INFO] fetching crate ruukh-codegen 0.0.3...
[INFO] documenting ruukh-codegen-0.0.3 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate ruukh-codegen 0.0.3 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate ruukh-codegen 0.0.3 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] removed /workspace/builds/worker-18/source/rust-toolchain
[INFO] started tweaking crates.io crate ruukh-codegen 0.0.3
[INFO] finished tweaking crates.io crate ruukh-codegen 0.0.3
[INFO] tweaked toml for crates.io crate ruukh-codegen 0.0.3 written to /workspace/builds/worker-18/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-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] [stdout] bb2cd0a37b9cf12babac52b6385999500d6fcddaf06923ce39f40b898d1f1a14
[INFO] running `Command { std: "docker" "start" "-a" "bb2cd0a37b9cf12babac52b6385999500d6fcddaf06923ce39f40b898d1f1a14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb2cd0a37b9cf12babac52b6385999500d6fcddaf06923ce39f40b898d1f1a14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb2cd0a37b9cf12babac52b6385999500d6fcddaf06923ce39f40b898d1f1a14", kill_on_drop: false }`
[INFO] [stdout] bb2cd0a37b9cf12babac52b6385999500d6fcddaf06923ce39f40b898d1f1a14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 0d4f09be44d6910484febb773247aad68de2799e9f9505e8231cdf0296c1b07a
[INFO] running `Command { std: "docker" "start" "-a" "0d4f09be44d6910484febb773247aad68de2799e9f9505e8231cdf0296c1b07a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stderr]     Checking heck v0.3.3
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]  Documenting ruukh-codegen v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.97s
[INFO] running `Command { std: "docker" "inspect" "0d4f09be44d6910484febb773247aad68de2799e9f9505e8231cdf0296c1b07a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d4f09be44d6910484febb773247aad68de2799e9f9505e8231cdf0296c1b07a", kill_on_drop: false }`
[INFO] [stdout] 0d4f09be44d6910484febb773247aad68de2799e9f9505e8231cdf0296c1b07a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] [stdout] 002c312c4e5d9eafa01f676fc18d965f1551159b40008eb3995c5e116636f535
[INFO] running `Command { std: "docker" "start" "-a" "002c312c4e5d9eafa01f676fc18d965f1551159b40008eb3995c5e116636f535", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stderr]     Checking heck v0.3.3
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]  Documenting ruukh-codegen v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.39s
[INFO] running `Command { std: "docker" "inspect" "002c312c4e5d9eafa01f676fc18d965f1551159b40008eb3995c5e116636f535", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "002c312c4e5d9eafa01f676fc18d965f1551159b40008eb3995c5e116636f535", kill_on_drop: false }`
[INFO] [stdout] 002c312c4e5d9eafa01f676fc18d965f1551159b40008eb3995c5e116636f535