[INFO] cloning repository https://github.com/simon-bourne/rust-project
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/simon-bourne/rust-project" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimon-bourne%2Frust-project", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimon-bourne%2Frust-project'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ff0337de7c85de462e070ab073c6576637b54d5
[INFO] documenting simon-bourne/rust-project against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimon-bourne%2Frust-project" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/simon-bourne/rust-project 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] removed /workspace/builds/worker-12/source/.cargo/config
[INFO] started tweaking git repo https://github.com/simon-bourne/rust-project
[INFO] finished tweaking git repo https://github.com/simon-bourne/rust-project
[INFO] tweaked toml for git repo https://github.com/simon-bourne/rust-project written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/simon-bourne/rust-project already has a lockfile, it will not be regenerated
[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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ecbe84385097b0a6077813b01951114a03c78f59f1f7b3d770dc3de086ded45f
[INFO] running `Command { std: "docker" "start" "-a" "ecbe84385097b0a6077813b01951114a03c78f59f1f7b3d770dc3de086ded45f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ecbe84385097b0a6077813b01951114a03c78f59f1f7b3d770dc3de086ded45f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecbe84385097b0a6077813b01951114a03c78f59f1f7b3d770dc3de086ded45f", kill_on_drop: false }`
[INFO] [stdout] ecbe84385097b0a6077813b01951114a03c78f59f1f7b3d770dc3de086ded45f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] de5032f645a62e460e6a815d69666841fdbb4bb2aa60ac6ecdf46639fc5ba669
[INFO] running `Command { std: "docker" "start" "-a" "de5032f645a62e460e6a815d69666841fdbb4bb2aa60ac6ecdf46639fc5ba669", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling serde_json v1.0.75
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling execute-command-tokens v0.1.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling xshell-macros v0.1.17
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking shared_child v0.3.5
[INFO] [stderr]     Checking os_pipe v0.9.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking duct v0.13.5
[INFO] [stderr]     Checking xshell v0.1.17
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]    Compiling execute-command-macro-impl v0.1.6
[INFO] [stderr]    Compiling clap_derive v3.0.6
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking execute-command-macro v0.1.6
[INFO] [stderr]     Checking execute v0.2.9
[INFO] [stderr]     Checking clap v3.0.9
[INFO] [stderr]     Checking clap_complete v3.0.4
[INFO] [stderr]     Checking serde v1.0.133
[INFO] [stderr]     Checking cargo-platform v0.1.2
[INFO] [stderr]     Checking camino v1.0.7
[INFO] [stderr]     Checking cargo_metadata v0.14.1
[INFO] [stderr]     Checking handlebars v4.2.1
[INFO] [stderr]     Checking xtask-base v0.1.0 (/opt/rustwide/workdir/crates/xtask-base)
[INFO] [stderr]  Documenting xtask-base v0.1.0 (/opt/rustwide/workdir/crates/xtask-base)
[INFO] [stderr]  Documenting xtask v0.1.0 (/opt/rustwide/workdir/crates/xtask)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "de5032f645a62e460e6a815d69666841fdbb4bb2aa60ac6ecdf46639fc5ba669", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de5032f645a62e460e6a815d69666841fdbb4bb2aa60ac6ecdf46639fc5ba669", kill_on_drop: false }`
[INFO] [stdout] de5032f645a62e460e6a815d69666841fdbb4bb2aa60ac6ecdf46639fc5ba669
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bdd027265e3cb4a0ee286c1e3798217529046db6fe738d08c308539272024aa0
[INFO] running `Command { std: "docker" "start" "-a" "bdd027265e3cb4a0ee286c1e3798217529046db6fe738d08c308539272024aa0", 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" "bdd027265e3cb4a0ee286c1e3798217529046db6fe738d08c308539272024aa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdd027265e3cb4a0ee286c1e3798217529046db6fe738d08c308539272024aa0", kill_on_drop: false }`
[INFO] [stdout] bdd027265e3cb4a0ee286c1e3798217529046db6fe738d08c308539272024aa0