[INFO] cloning repository https://github.com/Tauheed-Elahee/Discoverable
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tauheed-Elahee/Discoverable" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTauheed-Elahee%2FDiscoverable", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTauheed-Elahee%2FDiscoverable'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74d8c0524be630029c42bf37272067b1e48a4301
[INFO] documenting Tauheed-Elahee/Discoverable against 1.71.0 for beta-1.72-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTauheed-Elahee%2FDiscoverable" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tauheed-Elahee/Discoverable on toolchain 1.71.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.71.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Tauheed-Elahee/Discoverable
[INFO] finished tweaking git repo https://github.com/Tauheed-Elahee/Discoverable
[INFO] tweaked toml for git repo https://github.com/Tauheed-Elahee/Discoverable written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Tauheed-Elahee/Discoverable 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" "+1.71.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/woboq/qmetaobject-rs`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded if_rust_version v1.0.0
[INFO] [stderr]   Downloaded cpp_macros v0.5.6
[INFO] [stderr]   Downloaded cpp v0.5.6
[INFO] [stderr]   Downloaded cpp_common v0.5.6
[INFO] [stderr]   Downloaded cpp_build v0.5.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+1.71.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94d8ae2243be0b8fd4a6ce8190f043bb7ad7108ae0b27bc2535aebe749d8e528
[INFO] running `Command { std: "docker" "start" "-a" "94d8ae2243be0b8fd4a6ce8190f043bb7ad7108ae0b27bc2535aebe749d8e528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94d8ae2243be0b8fd4a6ce8190f043bb7ad7108ae0b27bc2535aebe749d8e528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94d8ae2243be0b8fd4a6ce8190f043bb7ad7108ae0b27bc2535aebe749d8e528", kill_on_drop: false }`
[INFO] [stdout] 94d8ae2243be0b8fd4a6ce8190f043bb7ad7108ae0b27bc2535aebe749d8e528
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+1.71.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2aae4a4b837da8d0ae24e2f6da062fbddc033ac15fa77b7d1ab08c877e5b9ecb
[INFO] running `Command { std: "docker" "start" "-a" "2aae4a4b837da8d0ae24e2f6da062fbddc033ac15fa77b7d1ab08c877e5b9ecb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling if_rust_version v1.0.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling thread_local v1.1.0
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling cpp_common v0.5.6
[INFO] [stderr]    Compiling cpp_build v0.5.6
[INFO] [stderr]    Compiling qmetaobject v0.1.4 (https://github.com/woboq/qmetaobject-rs#3c8c4f91)
[INFO] [stderr]    Compiling cpp_macros v0.5.6
[INFO] [stderr]    Compiling qmetaobject_impl v0.1.4 (https://github.com/woboq/qmetaobject-rs#3c8c4f91)
[INFO] [stderr]     Checking cpp v0.5.6
[INFO] [stderr]  Documenting Discoverable v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.81s
[INFO] running `Command { std: "docker" "inspect" "2aae4a4b837da8d0ae24e2f6da062fbddc033ac15fa77b7d1ab08c877e5b9ecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aae4a4b837da8d0ae24e2f6da062fbddc033ac15fa77b7d1ab08c877e5b9ecb", kill_on_drop: false }`
[INFO] [stdout] 2aae4a4b837da8d0ae24e2f6da062fbddc033ac15fa77b7d1ab08c877e5b9ecb