[INFO] fetching crate twiggy-analyze 0.6.0...
[INFO] documenting twiggy-analyze-0.6.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate twiggy-analyze 0.6.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate twiggy-analyze 0.6.0 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0fbe4ba0263b0c6d5048fc510d06710333901fd2afd017b970dffb737a8ff03
[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" "f0fbe4ba0263b0c6d5048fc510d06710333901fd2afd017b970dffb737a8ff03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0fbe4ba0263b0c6d5048fc510d06710333901fd2afd017b970dffb737a8ff03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0fbe4ba0263b0c6d5048fc510d06710333901fd2afd017b970dffb737a8ff03", kill_on_drop: false }`
[INFO] [stdout] f0fbe4ba0263b0c6d5048fc510d06710333901fd2afd017b970dffb737a8ff03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6fd21604b768b8cf2b642cd4474948c6f182836b4ef7a648ead2f641a4ec565b
[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" "6fd21604b768b8cf2b642cd4474948c6f182836b4ef7a648ead2f641a4ec565b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking frozen v1.0.0
[INFO] [stderr]     Checking wasmparser v0.31.1
[INFO] [stderr]    Compiling cpp_demangle v0.2.16
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]    Compiling twiggy-opt v0.6.0
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking twiggy-ir 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" "6fd21604b768b8cf2b642cd4474948c6f182836b4ef7a648ead2f641a4ec565b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fd21604b768b8cf2b642cd4474948c6f182836b4ef7a648ead2f641a4ec565b", kill_on_drop: false }`
[INFO] [stdout] 6fd21604b768b8cf2b642cd4474948c6f182836b4ef7a648ead2f641a4ec565b