[INFO] cloning repository https://github.com/daveduthie/mustache.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/daveduthie/mustache.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaveduthie%2Fmustache.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaveduthie%2Fmustache.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d8066e0304e30f001629bb4248b27a1c720c33ed
[INFO] documenting daveduthie/mustache.rs against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaveduthie%2Fmustache.rs" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/daveduthie/mustache.rs 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 git repo https://github.com/daveduthie/mustache.rs
[INFO] finished tweaking git repo https://github.com/daveduthie/mustache.rs
[INFO] tweaked toml for git repo https://github.com/daveduthie/mustache.rs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/daveduthie/mustache.rs 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-test v0.3.28
[INFO] [stderr]   Downloaded string-builder v0.2.0
[INFO] [stderr]   Downloaded wasm-bindgen-test-macro v0.3.28
[INFO] [stderr]   Downloaded minimal-lexical v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] ea789e86381d497b7ed9bb7e65adf37eaa29f7ce25fce9f2e7627d9afb9fb95a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ea789e86381d497b7ed9bb7e65adf37eaa29f7ce25fce9f2e7627d9afb9fb95a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea789e86381d497b7ed9bb7e65adf37eaa29f7ce25fce9f2e7627d9afb9fb95a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea789e86381d497b7ed9bb7e65adf37eaa29f7ce25fce9f2e7627d9afb9fb95a", kill_on_drop: false }`
[INFO] [stdout] ea789e86381d497b7ed9bb7e65adf37eaa29f7ce25fce9f2e7627d9afb9fb95a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f9b4a99677f2fec23f3d348053aa12677242614ce383ced478486fca82ada5c0
[INFO] running `Command { std: "docker" "start" "-a" "f9b4a99677f2fec23f3d348053aa12677242614ce383ced478486fca82ada5c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling wasm-bindgen v0.2.78
[INFO] [stderr]     Checking minimal-lexical v0.1.4
[INFO] [stderr]     Checking string-builder v0.2.0
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.78
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.78
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.78
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]  Documenting fib v0.1.0 (/opt/rustwide/workdir/fib)
[INFO] [stderr]     Checking js-sys v0.3.55
[INFO] [stderr]     Checking web-sys v0.3.55
[INFO] [stderr]  Documenting mustache-rs v0.1.0 (/opt/rustwide/workdir/mustache)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.33s
[INFO] running `Command { std: "docker" "inspect" "f9b4a99677f2fec23f3d348053aa12677242614ce383ced478486fca82ada5c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9b4a99677f2fec23f3d348053aa12677242614ce383ced478486fca82ada5c0", kill_on_drop: false }`
[INFO] [stdout] f9b4a99677f2fec23f3d348053aa12677242614ce383ced478486fca82ada5c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e06116eea137ef4db8982e26fae63fdb37c9cf51d31de096a3a8a7b2bdc1603b
[INFO] running `Command { std: "docker" "start" "-a" "e06116eea137ef4db8982e26fae63fdb37c9cf51d31de096a3a8a7b2bdc1603b", kill_on_drop: false }`
[INFO] [stderr] error: manifest path `/opt/rustwide/workdir/Cargo.toml` is a virtual manifest, but this command requires running against an actual package in this workspace
[INFO] running `Command { std: "docker" "inspect" "e06116eea137ef4db8982e26fae63fdb37c9cf51d31de096a3a8a7b2bdc1603b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e06116eea137ef4db8982e26fae63fdb37c9cf51d31de096a3a8a7b2bdc1603b", kill_on_drop: false }`
[INFO] [stdout] e06116eea137ef4db8982e26fae63fdb37c9cf51d31de096a3a8a7b2bdc1603b