[INFO] fetching crate poll-buf-utils 0.2.0...
[INFO] testing poll-buf-utils-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate poll-buf-utils 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate poll-buf-utils 0.2.0
[INFO] finished tweaking crates.io crate poll-buf-utils 0.2.0
[INFO] tweaked toml for crates.io crate poll-buf-utils 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate poll-buf-utils 0.2.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] [stderr]       Adding bytes v0.5.6 (available: v1.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33aa580e7ca699cc42a128b212ab340737196357b631c151a0c5c4756a455c64
[INFO] running `Command { std: "docker" "start" "-a" "33aa580e7ca699cc42a128b212ab340737196357b631c151a0c5c4756a455c64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33aa580e7ca699cc42a128b212ab340737196357b631c151a0c5c4756a455c64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33aa580e7ca699cc42a128b212ab340737196357b631c151a0c5c4756a455c64", kill_on_drop: false }`
[INFO] [stdout] 33aa580e7ca699cc42a128b212ab340737196357b631c151a0c5c4756a455c64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdbda0e061971e45ff91b49fac5ce7aebe2a2e36e5fd7e0e6036e7e1c226bc41
[INFO] running `Command { std: "docker" "start" "-a" "bdbda0e061971e45ff91b49fac5ce7aebe2a2e36e5fd7e0e6036e7e1c226bc41", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling poll-buf-utils v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "bdbda0e061971e45ff91b49fac5ce7aebe2a2e36e5fd7e0e6036e7e1c226bc41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdbda0e061971e45ff91b49fac5ce7aebe2a2e36e5fd7e0e6036e7e1c226bc41", kill_on_drop: false }`
[INFO] [stdout] bdbda0e061971e45ff91b49fac5ce7aebe2a2e36e5fd7e0e6036e7e1c226bc41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9eb57b5464fbd2fe0104e3c6917e08e624a14b6a57263d26be382ce45fb66a74
[INFO] running `Command { std: "docker" "start" "-a" "9eb57b5464fbd2fe0104e3c6917e08e624a14b6a57263d26be382ce45fb66a74", kill_on_drop: false }`
[INFO] [stderr]    Compiling poll-buf-utils v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "9eb57b5464fbd2fe0104e3c6917e08e624a14b6a57263d26be382ce45fb66a74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eb57b5464fbd2fe0104e3c6917e08e624a14b6a57263d26be382ce45fb66a74", kill_on_drop: false }`
[INFO] [stdout] 9eb57b5464fbd2fe0104e3c6917e08e624a14b6a57263d26be382ce45fb66a74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2d7d6f863f08314bff2506ff12338eca04cbee69e2922e2bec0e8cdef59c2ed9
[INFO] running `Command { std: "docker" "start" "-a" "2d7d6f863f08314bff2506ff12338eca04cbee69e2922e2bec0e8cdef59c2ed9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/poll_buf_utils-cd15fdbf1983e69c)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests poll_buf_utils
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2d7d6f863f08314bff2506ff12338eca04cbee69e2922e2bec0e8cdef59c2ed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d7d6f863f08314bff2506ff12338eca04cbee69e2922e2bec0e8cdef59c2ed9", kill_on_drop: false }`
[INFO] [stdout] 2d7d6f863f08314bff2506ff12338eca04cbee69e2922e2bec0e8cdef59c2ed9