[INFO] fetching crate wookong-solo 0.1.4...
[INFO] testing wookong-solo-0.1.4 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate wookong-solo 0.1.4 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate wookong-solo 0.1.4
[INFO] finished tweaking crates.io crate wookong-solo 0.1.4
[INFO] tweaked toml for crates.io crate wookong-solo 0.1.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wookong-solo 0.1.4 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 3 packages to latest compatible versions
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8db5e8329d5d5cade1fb14daf6a49082bf012bcba2b16e19d47ae814cd9f44a4
[INFO] running `Command { std: "docker" "start" "-a" "8db5e8329d5d5cade1fb14daf6a49082bf012bcba2b16e19d47ae814cd9f44a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8db5e8329d5d5cade1fb14daf6a49082bf012bcba2b16e19d47ae814cd9f44a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8db5e8329d5d5cade1fb14daf6a49082bf012bcba2b16e19d47ae814cd9f44a4", kill_on_drop: false }`
[INFO] [stdout] 8db5e8329d5d5cade1fb14daf6a49082bf012bcba2b16e19d47ae814cd9f44a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 4920290ec6c07560904fb22b680a016413871d47f3b81c74134f3d5651c64f08
[INFO] running `Command { std: "docker" "start" "-a" "4920290ec6c07560904fb22b680a016413871d47f3b81c74134f3d5651c64f08", kill_on_drop: false }`
[INFO] [stderr]    Compiling wookong-solo v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: wookong-solo@0.1.4: src/driver/os_uart.c: In function 'uart_init':
[INFO] [stderr] warning: wookong-solo@0.1.4: src/driver/os_uart.c:26:8: warning: 'fd' is used uninitialized [-Wuninitialized]
[INFO] [stderr] warning: wookong-solo@0.1.4:    26 |     if (fd < 0) /* Error Checking */
[INFO] [stderr] warning: wookong-solo@0.1.4:       |        ^
[INFO] [stderr] warning: wookong-solo@0.1.4: src/driver/os_uart.c:17:9: note: 'fd' was declared here
[INFO] [stderr] warning: wookong-solo@0.1.4:    17 |     int fd;
[INFO] [stderr] warning: wookong-solo@0.1.4:       |         ^~
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern {
[INFO] [stdout]    | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "4920290ec6c07560904fb22b680a016413871d47f3b81c74134f3d5651c64f08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4920290ec6c07560904fb22b680a016413871d47f3b81c74134f3d5651c64f08", kill_on_drop: false }`
[INFO] [stdout] 4920290ec6c07560904fb22b680a016413871d47f3b81c74134f3d5651c64f08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 4f192a7a56a1dd64ea82bfcb94898e9cc8e03608c8e2a65d9ba96f31b6225906
[INFO] running `Command { std: "docker" "start" "-a" "4f192a7a56a1dd64ea82bfcb94898e9cc8e03608c8e2a65d9ba96f31b6225906", kill_on_drop: false }`
[INFO] [stderr] warning: wookong-solo@0.1.4: src/driver/os_uart.c: In function 'uart_init':
[INFO] [stderr] warning: wookong-solo@0.1.4: src/driver/os_uart.c:26:8: warning: 'fd' is used uninitialized [-Wuninitialized]
[INFO] [stderr] warning: wookong-solo@0.1.4:    26 |     if (fd < 0) /* Error Checking */
[INFO] [stderr] warning: wookong-solo@0.1.4:       |        ^
[INFO] [stderr] warning: wookong-solo@0.1.4: src/driver/os_uart.c:17:9: note: 'fd' was declared here
[INFO] [stderr] warning: wookong-solo@0.1.4:    17 |     int fd;
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern {
[INFO] [stdout]    | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: wookong-solo@0.1.4:       |         ^~
[INFO] [stderr]    Compiling wookong-solo v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | extern {
[INFO] [stdout]    | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "4f192a7a56a1dd64ea82bfcb94898e9cc8e03608c8e2a65d9ba96f31b6225906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f192a7a56a1dd64ea82bfcb94898e9cc8e03608c8e2a65d9ba96f31b6225906", kill_on_drop: false }`
[INFO] [stdout] 4f192a7a56a1dd64ea82bfcb94898e9cc8e03608c8e2a65d9ba96f31b6225906
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 50f9fa6b08a034ae64022161d9a73af030420a97f15ce9f7c58f6e2bf42a9c23
[INFO] running `Command { std: "docker" "start" "-a" "50f9fa6b08a034ae64022161d9a73af030420a97f15ce9f7c58f6e2bf42a9c23", kill_on_drop: false }`
[INFO] [stderr] warning: wookong-solo@0.1.4: src/driver/os_uart.c: In function 'uart_init':
[INFO] [stderr] warning: wookong-solo@0.1.4: src/driver/os_uart.c:26:8: warning: 'fd' is used uninitialized [-Wuninitialized]
[INFO] [stderr] warning: wookong-solo@0.1.4:    26 |     if (fd < 0) /* Error Checking */
[INFO] [stderr] warning: wookong-solo@0.1.4:       |        ^
[INFO] [stderr] warning: wookong-solo@0.1.4: src/driver/os_uart.c:17:9: note: 'fd' was declared here
[INFO] [stderr] warning: wookong-solo@0.1.4:    17 |     int fd;
[INFO] [stderr] warning: wookong-solo@0.1.4:       |         ^~
[INFO] [stderr] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stderr]   --> src/lib.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | extern {
[INFO] [stderr]    | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(missing_abi)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `wookong-solo` (lib) generated 1 warning (run `cargo fix --lib -p wookong-solo` to apply 1 suggestion)
[INFO] [stderr] warning: `wookong-solo` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wookong_solo-32ec5c68f21786d9)
[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] [stderr]    Doc-tests wookong_solo
[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" "50f9fa6b08a034ae64022161d9a73af030420a97f15ce9f7c58f6e2bf42a9c23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50f9fa6b08a034ae64022161d9a73af030420a97f15ce9f7c58f6e2bf42a9c23", kill_on_drop: false }`
[INFO] [stdout] 50f9fa6b08a034ae64022161d9a73af030420a97f15ce9f7c58f6e2bf42a9c23