[INFO] fetching crate twiggy-analyze 0.6.0...
[INFO] testing twiggy-analyze-0.6.0 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate twiggy-analyze 0.6.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate twiggy-analyze 0.6.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "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-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded twiggy-opt v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6440c65b97b2bec64bf7014fc9829f9d8ad45546b96eb9c02313d11a34c102f
[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" "f6440c65b97b2bec64bf7014fc9829f9d8ad45546b96eb9c02313d11a34c102f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6440c65b97b2bec64bf7014fc9829f9d8ad45546b96eb9c02313d11a34c102f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6440c65b97b2bec64bf7014fc9829f9d8ad45546b96eb9c02313d11a34c102f", kill_on_drop: false }`
[INFO] [stdout] f6440c65b97b2bec64bf7014fc9829f9d8ad45546b96eb9c02313d11a34c102f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41d3b273288ad2de090c83cc547c530ad0ee067427a98c218e3ae6cab77b0bde
[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" "41d3b273288ad2de090c83cc547c530ad0ee067427a98c218e3ae6cab77b0bde", kill_on_drop: false }`
[INFO] [stderr]    Compiling frozen v1.0.0
[INFO] [stderr]    Compiling wasmparser v0.31.1
[INFO] [stderr]    Compiling cpp_demangle v0.2.16
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling twiggy-opt v0.6.0
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling twiggy-ir v0.6.0
[INFO] [stderr]    Compiling 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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "41d3b273288ad2de090c83cc547c530ad0ee067427a98c218e3ae6cab77b0bde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41d3b273288ad2de090c83cc547c530ad0ee067427a98c218e3ae6cab77b0bde", kill_on_drop: false }`
[INFO] [stdout] 41d3b273288ad2de090c83cc547c530ad0ee067427a98c218e3ae6cab77b0bde
