[INFO] fetching crate neotron-ffi 0.1.0...
[INFO] testing neotron-ffi-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate neotron-ffi 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate neotron-ffi 0.1.0
[INFO] finished tweaking crates.io crate neotron-ffi 0.1.0
[INFO] tweaked toml for crates.io crate neotron-ffi 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate neotron-ffi 0.1.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25b00377fb4e232a0e57212792c02ec1273538af34f5caa0f4ac35d669d5b96f
[INFO] running `Command { std: "docker" "start" "-a" "25b00377fb4e232a0e57212792c02ec1273538af34f5caa0f4ac35d669d5b96f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25b00377fb4e232a0e57212792c02ec1273538af34f5caa0f4ac35d669d5b96f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25b00377fb4e232a0e57212792c02ec1273538af34f5caa0f4ac35d669d5b96f", kill_on_drop: false }`
[INFO] [stdout] 25b00377fb4e232a0e57212792c02ec1273538af34f5caa0f4ac35d669d5b96f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17ddde8515f2af9d1a35ac313e1e1cc96d9fd31499bc9bfdef5c7456b5fc36be
[INFO] running `Command { std: "docker" "start" "-a" "17ddde8515f2af9d1a35ac313e1e1cc96d9fd31499bc9bfdef5c7456b5fc36be", kill_on_drop: false }`
[INFO] [stderr]    Compiling neotron-ffi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "17ddde8515f2af9d1a35ac313e1e1cc96d9fd31499bc9bfdef5c7456b5fc36be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17ddde8515f2af9d1a35ac313e1e1cc96d9fd31499bc9bfdef5c7456b5fc36be", kill_on_drop: false }`
[INFO] [stdout] 17ddde8515f2af9d1a35ac313e1e1cc96d9fd31499bc9bfdef5c7456b5fc36be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef78de630bfbb5ccbef190361f0829f893b1893accc3fd5a8d259e008e1a3265
[INFO] running `Command { std: "docker" "start" "-a" "ef78de630bfbb5ccbef190361f0829f893b1893accc3fd5a8d259e008e1a3265", kill_on_drop: false }`
[INFO] [stderr]    Compiling neotron-ffi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "ef78de630bfbb5ccbef190361f0829f893b1893accc3fd5a8d259e008e1a3265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef78de630bfbb5ccbef190361f0829f893b1893accc3fd5a8d259e008e1a3265", kill_on_drop: false }`
[INFO] [stdout] ef78de630bfbb5ccbef190361f0829f893b1893accc3fd5a8d259e008e1a3265
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c330a6d5991958c272034ecf73bb0f326c48cf482d4ae50907bc1b516540d4ac
[INFO] running `Command { std: "docker" "start" "-a" "c330a6d5991958c272034ecf73bb0f326c48cf482d4ae50907bc1b516540d4ac", 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/neotron_ffi-e1c64fa9040cb099)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test buffer::test::make_buffers ... ok
[INFO] [stdout] test result::test::make_result ... ok
[INFO] [stdout] test slice::test::make_slices ... ok
[INFO] [stdout] test string::test::make_string ... ok
[INFO] [stdout] test option::test::make_option ... ok
[INFO] [stdout] test option::test::option_unwrap - should panic ... ok
[INFO] [stdout] test result::test::result_unwrap - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests neotron_ffi
[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" "c330a6d5991958c272034ecf73bb0f326c48cf482d4ae50907bc1b516540d4ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c330a6d5991958c272034ecf73bb0f326c48cf482d4ae50907bc1b516540d4ac", kill_on_drop: false }`
[INFO] [stdout] c330a6d5991958c272034ecf73bb0f326c48cf482d4ae50907bc1b516540d4ac