[INFO] fetching crate compio-runtime 0.9.4...
[INFO] testing compio-runtime-0.9.4 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate compio-runtime 0.9.4 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate compio-runtime 0.9.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate compio-runtime 0.9.4
[INFO] tweaked toml for crates.io crate compio-runtime 0.9.4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate compio-runtime 0.9.4 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate compio-runtime 0.9.4 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded compio-driver v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d4de0e9f93cbeb0c53ea8613f23e9fae16cbd5e956c11808c405447820cfef5
[INFO] running `Command { std: "docker" "start" "-a" "9d4de0e9f93cbeb0c53ea8613f23e9fae16cbd5e956c11808c405447820cfef5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d4de0e9f93cbeb0c53ea8613f23e9fae16cbd5e956c11808c405447820cfef5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d4de0e9f93cbeb0c53ea8613f23e9fae16cbd5e956c11808c405447820cfef5", kill_on_drop: false }`
[INFO] [stdout] 9d4de0e9f93cbeb0c53ea8613f23e9fae16cbd5e956c11808c405447820cfef5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f3d19f1c0fb58197c4243458ee3d091e0e3775cec032c2bf8f578b98c17a996
[INFO] running `Command { std: "docker" "start" "-a" "3f3d19f1c0fb58197c4243458ee3d091e0e3775cec032c2bf8f578b98c17a996", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling compio-driver v0.9.1
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling compio-buf v0.7.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling core_affinity v0.8.3
[INFO] [stderr]    Compiling syn v2.0.109
[INFO] [stderr]    Compiling flume v0.11.1
[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-0.9.1/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-0.9.1/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" "3f3d19f1c0fb58197c4243458ee3d091e0e3775cec032c2bf8f578b98c17a996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f3d19f1c0fb58197c4243458ee3d091e0e3775cec032c2bf8f578b98c17a996", kill_on_drop: false }`
[INFO] [stdout] 3f3d19f1c0fb58197c4243458ee3d091e0e3775cec032c2bf8f578b98c17a996