[INFO] cloning repository https://github.com/ezracelli/lljs-vm-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ezracelli/lljs-vm-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fezracelli%2Flljs-vm-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fezracelli%2Flljs-vm-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 305fa41dbb570915aa09e23564ac8a6dd2b9548d
[INFO] documenting ezracelli/lljs-vm-rust 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%2Fezracelli%2Flljs-vm-rust" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ezracelli/lljs-vm-rust 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] started tweaking git repo https://github.com/ezracelli/lljs-vm-rust
[INFO] finished tweaking git repo https://github.com/ezracelli/lljs-vm-rust
[INFO] tweaked toml for git repo https://github.com/ezracelli/lljs-vm-rust written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/ezracelli/lljs-vm-rust 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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 4e00e6be48349ce4026823c913ca68c3387a2eed77c4ffc7ff69c733ec095ae3
[INFO] running `Command { std: "docker" "start" "-a" "4e00e6be48349ce4026823c913ca68c3387a2eed77c4ffc7ff69c733ec095ae3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e00e6be48349ce4026823c913ca68c3387a2eed77c4ffc7ff69c733ec095ae3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e00e6be48349ce4026823c913ca68c3387a2eed77c4ffc7ff69c733ec095ae3", kill_on_drop: false }`
[INFO] [stdout] 4e00e6be48349ce4026823c913ca68c3387a2eed77c4ffc7ff69c733ec095ae3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] dc5aaf21c0169579056cddf094b2f0620fb14caa9e30c624bd24ca5b40c3fdc5
[INFO] running `Command { std: "docker" "start" "-a" "dc5aaf21c0169579056cddf094b2f0620fb14caa9e30c624bd24ca5b40c3fdc5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking pom v3.1.0
[INFO] [stderr]     Checking vm v0.1.0 (/opt/rustwide/workdir/vm)
[INFO] [stderr]  Documenting vm v0.1.0 (/opt/rustwide/workdir/vm)
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stdout] warning: field is never read: `should_remap`
[INFO] [stdout]   --> vm/src/memory.rs:83:5
[INFO] [stdout]    |
[INFO] [stdout] 83 |     should_remap: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `MemoryRegion` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> vm/src/memory.rs:79:10
[INFO] [stdout]    |
[INFO] [stdout] 79 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking vm-assembler v0.1.0 (/opt/rustwide/workdir/vm-assembler)
[INFO] [stderr]  Documenting vm-assembler v0.1.0 (/opt/rustwide/workdir/vm-assembler)
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking parse_int v0.4.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]     Checking structopt v0.3.15
[INFO] [stderr]  Documenting vm-bin v0.1.0 (/opt/rustwide/workdir/vm-bin)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.39s
[INFO] running `Command { std: "docker" "inspect" "dc5aaf21c0169579056cddf094b2f0620fb14caa9e30c624bd24ca5b40c3fdc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc5aaf21c0169579056cddf094b2f0620fb14caa9e30c624bd24ca5b40c3fdc5", kill_on_drop: false }`
[INFO] [stdout] dc5aaf21c0169579056cddf094b2f0620fb14caa9e30c624bd24ca5b40c3fdc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 3ef20f65df52a7d22347ba5361552f1f109b77cde74998c4c725a7420d81325e
[INFO] running `Command { std: "docker" "start" "-a" "3ef20f65df52a7d22347ba5361552f1f109b77cde74998c4c725a7420d81325e", 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" "3ef20f65df52a7d22347ba5361552f1f109b77cde74998c4c725a7420d81325e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ef20f65df52a7d22347ba5361552f1f109b77cde74998c4c725a7420d81325e", kill_on_drop: false }`
[INFO] [stdout] 3ef20f65df52a7d22347ba5361552f1f109b77cde74998c4c725a7420d81325e