[INFO] fetching crate ublk-sys 0.0.0...
[INFO] testing ublk-sys-0.0.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate ublk-sys 0.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate ublk-sys 0.0.0
[INFO] finished tweaking crates.io crate ublk-sys 0.0.0
[INFO] tweaked toml for crates.io crate ublk-sys 0.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ublk-sys 0.0.0 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]      Locking 1 package to latest compatible version
[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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e86939084bf94f342139fec3aa029d1b6a7698ba8adc2fb51eebc6adb0591113
[INFO] running `Command { std: "docker" "start" "-a" "e86939084bf94f342139fec3aa029d1b6a7698ba8adc2fb51eebc6adb0591113", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e86939084bf94f342139fec3aa029d1b6a7698ba8adc2fb51eebc6adb0591113", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e86939084bf94f342139fec3aa029d1b6a7698ba8adc2fb51eebc6adb0591113", kill_on_drop: false }`
[INFO] [stdout] e86939084bf94f342139fec3aa029d1b6a7698ba8adc2fb51eebc6adb0591113
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 289d8f0bf19a288928c3a99c7134f3e85508459cf2647d896206c36a67ee7075
[INFO] running `Command { std: "docker" "start" "-a" "289d8f0bf19a288928c3a99c7134f3e85508459cf2647d896206c36a67ee7075", kill_on_drop: false }`
[INFO] [stderr]    Compiling ublk-sys v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "289d8f0bf19a288928c3a99c7134f3e85508459cf2647d896206c36a67ee7075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "289d8f0bf19a288928c3a99c7134f3e85508459cf2647d896206c36a67ee7075", kill_on_drop: false }`
[INFO] [stdout] 289d8f0bf19a288928c3a99c7134f3e85508459cf2647d896206c36a67ee7075
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 8a7b4cac2d8b72713dab412519ab43a35aa9c2172b04d54829912b095f97a10c
[INFO] running `Command { std: "docker" "start" "-a" "8a7b4cac2d8b72713dab412519ab43a35aa9c2172b04d54829912b095f97a10c", kill_on_drop: false }`
[INFO] [stderr]    Compiling ublk-sys v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "8a7b4cac2d8b72713dab412519ab43a35aa9c2172b04d54829912b095f97a10c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a7b4cac2d8b72713dab412519ab43a35aa9c2172b04d54829912b095f97a10c", kill_on_drop: false }`
[INFO] [stdout] 8a7b4cac2d8b72713dab412519ab43a35aa9c2172b04d54829912b095f97a10c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f941760af1690201e74e91761f548eb15c3bffbc73527b33257f7668175cf3e7
[INFO] running `Command { std: "docker" "start" "-a" "f941760af1690201e74e91761f548eb15c3bffbc73527b33257f7668175cf3e7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ublk_sys-bcfded5e5aa49d47)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ublk_sys
[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 1 test
[INFO] [stdout] test src/cmd.rs - cmd::UBLK_IO_FETCH_REQ (line 33) ... FAILED
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/cmd.rs - cmd::UBLK_IO_FETCH_REQ (line 33) stdout ----
[INFO] [stdout] error: expected one of `!` or `::`, found `is`
[INFO] [stdout]  --> src/cmd.rs:34:5
[INFO] [stdout]   |
[INFO] [stdout] 1 |  It is only used if ublksrv set UBLK_F_NEED_GET_DATA flag while starting a ublk device.
[INFO] [stdout]   |     ^^ expected one of `!` or `::`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/cmd.rs - cmd::UBLK_IO_FETCH_REQ (line 33)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f941760af1690201e74e91761f548eb15c3bffbc73527b33257f7668175cf3e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f941760af1690201e74e91761f548eb15c3bffbc73527b33257f7668175cf3e7", kill_on_drop: false }`
[INFO] [stdout] f941760af1690201e74e91761f548eb15c3bffbc73527b33257f7668175cf3e7