[INFO] fetching crate rcstring 0.2.1...
[INFO] documenting rcstring-0.2.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate rcstring 0.2.1 into /workspace/builds/worker-33/source
[INFO] validating manifest of crates.io crate rcstring 0.2.1 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 rcstring 0.2.1
[INFO] finished tweaking crates.io crate rcstring 0.2.1
[INFO] tweaked toml for crates.io crate rcstring 0.2.1 written to /workspace/builds/worker-33/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-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] 60a7f8ae2f369991766301261e55957bc04719b8bef17bb3e585218f9b31a45e
[INFO] running `Command { std: "docker" "start" "-a" "60a7f8ae2f369991766301261e55957bc04719b8bef17bb3e585218f9b31a45e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60a7f8ae2f369991766301261e55957bc04719b8bef17bb3e585218f9b31a45e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60a7f8ae2f369991766301261e55957bc04719b8bef17bb3e585218f9b31a45e", kill_on_drop: false }`
[INFO] [stdout] 60a7f8ae2f369991766301261e55957bc04719b8bef17bb3e585218f9b31a45e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] f4e0281bc2a70bbc5f2b210fa61a7a19b0b78224e829ec8948c8af154bfcd3a4
[INFO] running `Command { std: "docker" "start" "-a" "f4e0281bc2a70bbc5f2b210fa61a7a19b0b78224e829ec8948c8af154bfcd3a4", kill_on_drop: false }`
[INFO] [stderr]  Documenting rcstring v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "f4e0281bc2a70bbc5f2b210fa61a7a19b0b78224e829ec8948c8af154bfcd3a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4e0281bc2a70bbc5f2b210fa61a7a19b0b78224e829ec8948c8af154bfcd3a4", kill_on_drop: false }`
[INFO] [stdout] f4e0281bc2a70bbc5f2b210fa61a7a19b0b78224e829ec8948c8af154bfcd3a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] 511f0620497fb1eec8d45074bb30c270b59120de4af601186dc868205402e4a2
[INFO] running `Command { std: "docker" "start" "-a" "511f0620497fb1eec8d45074bb30c270b59120de4af601186dc868205402e4a2", kill_on_drop: false }`
[INFO] [stderr]  Documenting rcstring v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "511f0620497fb1eec8d45074bb30c270b59120de4af601186dc868205402e4a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "511f0620497fb1eec8d45074bb30c270b59120de4af601186dc868205402e4a2", kill_on_drop: false }`
[INFO] [stdout] 511f0620497fb1eec8d45074bb30c270b59120de4af601186dc868205402e4a2