[INFO] fetching crate cargo-backup 0.2.0...
[INFO] documenting cargo-backup-0.2.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate cargo-backup 0.2.0 into /workspace/builds/worker-62/source
[INFO] validating manifest of crates.io crate cargo-backup 0.2.0 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 cargo-backup 0.2.0
[INFO] finished tweaking crates.io crate cargo-backup 0.2.0
[INFO] tweaked toml for crates.io crate cargo-backup 0.2.0 written to /workspace/builds/worker-62/source/Cargo.toml
[INFO] crate crates.io crate cargo-backup 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] [stdout] f6831630d4dc9d45875827d14d1cd000afb64a11cd8e5ded6d9c298ecece4e80
[INFO] running `Command { std: "docker" "start" "-a" "f6831630d4dc9d45875827d14d1cd000afb64a11cd8e5ded6d9c298ecece4e80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6831630d4dc9d45875827d14d1cd000afb64a11cd8e5ded6d9c298ecece4e80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6831630d4dc9d45875827d14d1cd000afb64a11cd8e5ded6d9c298ecece4e80", kill_on_drop: false }`
[INFO] [stdout] f6831630d4dc9d45875827d14d1cd000afb64a11cd8e5ded6d9c298ecece4e80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] [stdout] d7f2aff553d7d34c49630c68f11d4a5d383ed85b76a9e72bc5c54f19f9845cef
[INFO] running `Command { std: "docker" "start" "-a" "d7f2aff553d7d34c49630c68f11d4a5d383ed85b76a9e72bc5c54f19f9845cef", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling serde_json v1.0.80
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking zeroize v1.5.5
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking os_pipe v0.9.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking shared_child v0.3.5
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking duct v0.13.5
[INFO] [stderr]     Checking console v0.15.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking clap v3.1.15
[INFO] [stderr]     Checking shellexpand v2.1.0
[INFO] [stderr]     Checking dialoguer v0.10.0
[INFO] [stderr]  Documenting cargo-backup v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking cargo-backup v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.48s
[INFO] running `Command { std: "docker" "inspect" "d7f2aff553d7d34c49630c68f11d4a5d383ed85b76a9e72bc5c54f19f9845cef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7f2aff553d7d34c49630c68f11d4a5d383ed85b76a9e72bc5c54f19f9845cef", kill_on_drop: false }`
[INFO] [stdout] d7f2aff553d7d34c49630c68f11d4a5d383ed85b76a9e72bc5c54f19f9845cef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] [stdout] d36bb5f48a441b8541fefe5dd696d49cf4f0a4cd6d102463231b2007cc79a87f
[INFO] running `Command { std: "docker" "start" "-a" "d36bb5f48a441b8541fefe5dd696d49cf4f0a4cd6d102463231b2007cc79a87f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling serde_json v1.0.80
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking zeroize v1.5.5
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking shared_child v0.3.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking os_pipe v0.9.2
[INFO] [stderr]     Checking console v0.15.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking duct v0.13.5
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking clap v3.1.15
[INFO] [stderr]     Checking shellexpand v2.1.0
[INFO] [stderr]     Checking dialoguer v0.10.0
[INFO] [stderr]  Documenting cargo-backup v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.03s
[INFO] running `Command { std: "docker" "inspect" "d36bb5f48a441b8541fefe5dd696d49cf4f0a4cd6d102463231b2007cc79a87f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d36bb5f48a441b8541fefe5dd696d49cf4f0a4cd6d102463231b2007cc79a87f", kill_on_drop: false }`
[INFO] [stdout] d36bb5f48a441b8541fefe5dd696d49cf4f0a4cd6d102463231b2007cc79a87f