[INFO] fetching crate varlink_parser 4.2.0...
[INFO] documenting varlink_parser-4.2.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate varlink_parser 4.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate varlink_parser 4.2.0 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 varlink_parser 4.2.0
[INFO] finished tweaking crates.io crate varlink_parser 4.2.0
[INFO] tweaked toml for crates.io crate varlink_parser 4.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate varlink_parser 4.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] b4772bb9b1ad83d31aa26361e0427259e85ac3f26fe14200794c1aebd8a36d1e
[INFO] running `Command { std: "docker" "start" "-a" "b4772bb9b1ad83d31aa26361e0427259e85ac3f26fe14200794c1aebd8a36d1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4772bb9b1ad83d31aa26361e0427259e85ac3f26fe14200794c1aebd8a36d1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4772bb9b1ad83d31aa26361e0427259e85ac3f26fe14200794c1aebd8a36d1e", kill_on_drop: false }`
[INFO] [stdout] b4772bb9b1ad83d31aa26361e0427259e85ac3f26fe14200794c1aebd8a36d1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 07a0e18613ebff8ae37a8ecf423b57554dfe2ad79a7d7d0d7048ac553932f97f
[INFO] running `Command { std: "docker" "start" "-a" "07a0e18613ebff8ae37a8ecf423b57554dfe2ad79a7d7d0d7048ac553932f97f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.33
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling peg-runtime v0.6.3
[INFO] [stderr]     Checking chainerror v0.7.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling peg-macros v0.6.3
[INFO] [stderr]     Checking peg v0.6.3
[INFO] [stderr]  Documenting varlink_parser v4.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.28s
[INFO] running `Command { std: "docker" "inspect" "07a0e18613ebff8ae37a8ecf423b57554dfe2ad79a7d7d0d7048ac553932f97f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07a0e18613ebff8ae37a8ecf423b57554dfe2ad79a7d7d0d7048ac553932f97f", kill_on_drop: false }`
[INFO] [stdout] 07a0e18613ebff8ae37a8ecf423b57554dfe2ad79a7d7d0d7048ac553932f97f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 345bf61b306892068059f062605bc9ec0d2bb4c0a5b7f0f8d5e1c03ba3fa1139
[INFO] running `Command { std: "docker" "start" "-a" "345bf61b306892068059f062605bc9ec0d2bb4c0a5b7f0f8d5e1c03ba3fa1139", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.33
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling peg-runtime v0.6.3
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking chainerror v0.7.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling peg-macros v0.6.3
[INFO] [stderr]     Checking peg v0.6.3
[INFO] [stderr]  Documenting varlink_parser v4.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.00s
[INFO] running `Command { std: "docker" "inspect" "345bf61b306892068059f062605bc9ec0d2bb4c0a5b7f0f8d5e1c03ba3fa1139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "345bf61b306892068059f062605bc9ec0d2bb4c0a5b7f0f8d5e1c03ba3fa1139", kill_on_drop: false }`
[INFO] [stdout] 345bf61b306892068059f062605bc9ec0d2bb4c0a5b7f0f8d5e1c03ba3fa1139