[INFO] cloning repository https://github.com/prokie/rust_cheetah
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/prokie/rust_cheetah" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprokie%2Frust_cheetah", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprokie%2Frust_cheetah'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7ef2f3ced6dae79629ecb45dc22cf36767218e1c
[INFO] documenting prokie/rust_cheetah against 1.73.0 for beta-1.74-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprokie%2Frust_cheetah" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/prokie/rust_cheetah on toolchain 1.73.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.73.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/prokie/rust_cheetah
[INFO] finished tweaking git repo https://github.com/prokie/rust_cheetah
[INFO] tweaked toml for git repo https://github.com/prokie/rust_cheetah written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/prokie/rust_cheetah already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.73.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+1.73.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b63439f361018abaf2102af28366fd4f0efb8c999aa9f30e1987cb2280545bd6
[INFO] running `Command { std: "docker" "start" "-a" "b63439f361018abaf2102af28366fd4f0efb8c999aa9f30e1987cb2280545bd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b63439f361018abaf2102af28366fd4f0efb8c999aa9f30e1987cb2280545bd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b63439f361018abaf2102af28366fd4f0efb8c999aa9f30e1987cb2280545bd6", kill_on_drop: false }`
[INFO] [stdout] b63439f361018abaf2102af28366fd4f0efb8c999aa9f30e1987cb2280545bd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+1.73.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38590a1a6b95b675a917564e690b5453d956b885c9acfc1da5f1eebc0ed532f4
[INFO] running `Command { std: "docker" "start" "-a" "38590a1a6b95b675a917564e690b5453d956b885c9acfc1da5f1eebc0ed532f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling prettyplease v0.2.4
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling bindgen v0.65.1
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling which v4.4.0
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling regex v1.8.1
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling rust_cheetah v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting rust_cheetah v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.78s
[INFO] running `Command { std: "docker" "inspect" "38590a1a6b95b675a917564e690b5453d956b885c9acfc1da5f1eebc0ed532f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38590a1a6b95b675a917564e690b5453d956b885c9acfc1da5f1eebc0ed532f4", kill_on_drop: false }`
[INFO] [stdout] 38590a1a6b95b675a917564e690b5453d956b885c9acfc1da5f1eebc0ed532f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+1.73.0" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2fdb6d4266f70f3361b4b1fbc197759661384d90dc6ef836c310884a2bbb0c3
[INFO] running `Command { std: "docker" "start" "-a" "d2fdb6d4266f70f3361b4b1fbc197759661384d90dc6ef836c310884a2bbb0c3", kill_on_drop: false }`
[INFO] [stderr]  Documenting rust_cheetah v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "d2fdb6d4266f70f3361b4b1fbc197759661384d90dc6ef836c310884a2bbb0c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2fdb6d4266f70f3361b4b1fbc197759661384d90dc6ef836c310884a2bbb0c3", kill_on_drop: false }`
[INFO] [stdout] d2fdb6d4266f70f3361b4b1fbc197759661384d90dc6ef836c310884a2bbb0c3