[INFO] fetching crate cargo-subcommand 0.7.0...
[INFO] documenting cargo-subcommand-0.7.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate cargo-subcommand 0.7.0 into /workspace/builds/worker-92/source
[INFO] validating manifest of crates.io crate cargo-subcommand 0.7.0 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 cargo-subcommand 0.7.0
[INFO] finished tweaking crates.io crate cargo-subcommand 0.7.0
[INFO] tweaked toml for crates.io crate cargo-subcommand 0.7.0 written to /workspace/builds/worker-92/source/Cargo.toml
[INFO] crate crates.io crate cargo-subcommand 0.7.0 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-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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] 0adcbd23287e0f8ab8d4b9a498d37f9c395a9c3ce9d5dea46d2da2176d361e9a
[INFO] running `Command { std: "docker" "start" "-a" "0adcbd23287e0f8ab8d4b9a498d37f9c395a9c3ce9d5dea46d2da2176d361e9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0adcbd23287e0f8ab8d4b9a498d37f9c395a9c3ce9d5dea46d2da2176d361e9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0adcbd23287e0f8ab8d4b9a498d37f9c395a9c3ce9d5dea46d2da2176d361e9a", kill_on_drop: false }`
[INFO] [stdout] 0adcbd23287e0f8ab8d4b9a498d37f9c395a9c3ce9d5dea46d2da2176d361e9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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] e80b409d09ef8700d4b7274be4520dc2d4b4463b64f8bb115020172ba5765d34
[INFO] running `Command { std: "docker" "start" "-a" "e80b409d09ef8700d4b7274be4520dc2d4b4463b64f8bb115020172ba5765d34", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking dunce v1.0.2
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]  Documenting cargo-subcommand v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.39s
[INFO] running `Command { std: "docker" "inspect" "e80b409d09ef8700d4b7274be4520dc2d4b4463b64f8bb115020172ba5765d34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e80b409d09ef8700d4b7274be4520dc2d4b4463b64f8bb115020172ba5765d34", kill_on_drop: false }`
[INFO] [stdout] e80b409d09ef8700d4b7274be4520dc2d4b4463b64f8bb115020172ba5765d34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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] 4c06b0c8f4c3c143db99bb215d76f741c66b80c273681ca20afb6871c3c8179d
[INFO] running `Command { std: "docker" "start" "-a" "4c06b0c8f4c3c143db99bb215d76f741c66b80c273681ca20afb6871c3c8179d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking dunce v1.0.2
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]  Documenting cargo-subcommand v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.48s
[INFO] running `Command { std: "docker" "inspect" "4c06b0c8f4c3c143db99bb215d76f741c66b80c273681ca20afb6871c3c8179d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c06b0c8f4c3c143db99bb215d76f741c66b80c273681ca20afb6871c3c8179d", kill_on_drop: false }`
[INFO] [stdout] 4c06b0c8f4c3c143db99bb215d76f741c66b80c273681ca20afb6871c3c8179d