[INFO] fetching crate compio-runtime 0.9.1...
[INFO] testing compio-runtime-0.9.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate compio-runtime 0.9.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate compio-runtime 0.9.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate compio-runtime 0.9.1
[INFO] tweaked toml for crates.io crate compio-runtime 0.9.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate compio-runtime 0.9.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate compio-runtime 0.9.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded criterion-plot v0.6.0
[INFO] [stderr]   Downloaded compio-log v0.1.0
[INFO] [stderr]   Downloaded compio-driver v0.9.0
[INFO] [stderr]   Downloaded polling v3.10.0
[INFO] [stderr]   Downloaded compio-buf v0.7.0
[INFO] [stderr]   Downloaded criterion v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53ccf90502b5e77418f9097709987b25815f3305a6f14297dfeacf6f422a8a43
[INFO] running `Command { std: "docker" "start" "-a" "53ccf90502b5e77418f9097709987b25815f3305a6f14297dfeacf6f422a8a43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53ccf90502b5e77418f9097709987b25815f3305a6f14297dfeacf6f422a8a43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53ccf90502b5e77418f9097709987b25815f3305a6f14297dfeacf6f422a8a43", kill_on_drop: false }`
[INFO] [stdout] 53ccf90502b5e77418f9097709987b25815f3305a6f14297dfeacf6f422a8a43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bf58d39260f4f38b6594525f07c24bda1488dcb1da7d22cc77cef99ff51e6cf
[INFO] running `Command { std: "docker" "start" "-a" "6bf58d39260f4f38b6594525f07c24bda1488dcb1da7d22cc77cef99ff51e6cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling compio-driver v0.9.0
[INFO] [stderr]    Compiling compio-buf v0.7.0
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stderr]    Compiling core_affinity v0.8.3
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling compio-log v0.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stdout] error: You must choose at least one of these features: ["io-uring", "polling"]
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/compio-driver-0.9.0/src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | compile_error!("You must choose at least one of these features: [\"io-uring\", \"polling\"]");
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `polling`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/compio-driver-0.9.0/src/poll/mod.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use polling::{Event, Events, Poller};
[INFO] [stdout]    |     ^^^^^^^ use of unresolved module or unlinked crate `polling`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `polling`, use `cargo add polling` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `compio-driver` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "6bf58d39260f4f38b6594525f07c24bda1488dcb1da7d22cc77cef99ff51e6cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bf58d39260f4f38b6594525f07c24bda1488dcb1da7d22cc77cef99ff51e6cf", kill_on_drop: false }`
[INFO] [stdout] 6bf58d39260f4f38b6594525f07c24bda1488dcb1da7d22cc77cef99ff51e6cf