[INFO] fetching crate twiggy-analyze 0.6.0...
[INFO] checking twiggy-analyze-0.6.0 against beta for pr-78714
[INFO] extracting crate twiggy-analyze 0.6.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate twiggy-analyze 0.6.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate twiggy-analyze 0.6.0
[INFO] finished tweaking crates.io crate twiggy-analyze 0.6.0
[INFO] tweaked toml for crates.io crate twiggy-analyze 0.6.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53f6755f3e098d4fce8a08348947c6e14deb7002bedd32bf397b2520b4f70756
[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" "53f6755f3e098d4fce8a08348947c6e14deb7002bedd32bf397b2520b4f70756", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53f6755f3e098d4fce8a08348947c6e14deb7002bedd32bf397b2520b4f70756", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53f6755f3e098d4fce8a08348947c6e14deb7002bedd32bf397b2520b4f70756", kill_on_drop: false }`
[INFO] [stdout] 53f6755f3e098d4fce8a08348947c6e14deb7002bedd32bf397b2520b4f70756
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0416aab7fc10a4654312006c1eaecf86de0427c156e817fe5f5ea6921c23be0e
[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" "0416aab7fc10a4654312006c1eaecf86de0427c156e817fe5f5ea6921c23be0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling twiggy-opt v0.6.0
[INFO] [stderr]     Checking twiggy-traits v0.6.0
[INFO] [stdout] error: Must enable one of either `cli` or `wasm` features
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/twiggy-opt-0.6.0/opt.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         compile_error!("Must enable one of either `cli` or `wasm` features");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `twiggy-opt`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "0416aab7fc10a4654312006c1eaecf86de0427c156e817fe5f5ea6921c23be0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0416aab7fc10a4654312006c1eaecf86de0427c156e817fe5f5ea6921c23be0e", kill_on_drop: false }`
[INFO] [stdout] 0416aab7fc10a4654312006c1eaecf86de0427c156e817fe5f5ea6921c23be0e