[INFO] fetching crate neotron-ffi 0.1.0...
[INFO] testing neotron-ffi-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate neotron-ffi 0.1.0 into /workspace/builds/worker-1-tc1/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-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate neotron-ffi 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c428ee249196dbe5c4c9c8436010ac911512fdfd26dc88094800ddd623493948
[INFO] running `Command { std: "docker" "start" "-a" "c428ee249196dbe5c4c9c8436010ac911512fdfd26dc88094800ddd623493948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c428ee249196dbe5c4c9c8436010ac911512fdfd26dc88094800ddd623493948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c428ee249196dbe5c4c9c8436010ac911512fdfd26dc88094800ddd623493948", kill_on_drop: false }`
[INFO] [stdout] c428ee249196dbe5c4c9c8436010ac911512fdfd26dc88094800ddd623493948
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efc1814432af7d4bb7d29858c0919bf79c793cdbb5a111904cefde47eaa8efc5
[INFO] running `Command { std: "docker" "start" "-a" "efc1814432af7d4bb7d29858c0919bf79c793cdbb5a111904cefde47eaa8efc5", 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 0.20s
[INFO] running `Command { std: "docker" "inspect" "efc1814432af7d4bb7d29858c0919bf79c793cdbb5a111904cefde47eaa8efc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efc1814432af7d4bb7d29858c0919bf79c793cdbb5a111904cefde47eaa8efc5", kill_on_drop: false }`
[INFO] [stdout] efc1814432af7d4bb7d29858c0919bf79c793cdbb5a111904cefde47eaa8efc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] feaabe60386c6423776245fb940f2a12214c917fd9dada0a16d284521f222e47
[INFO] running `Command { std: "docker" "start" "-a" "feaabe60386c6423776245fb940f2a12214c917fd9dada0a16d284521f222e47", 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 0.49s
[INFO] running `Command { std: "docker" "inspect" "feaabe60386c6423776245fb940f2a12214c917fd9dada0a16d284521f222e47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feaabe60386c6423776245fb940f2a12214c917fd9dada0a16d284521f222e47", kill_on_drop: false }`
[INFO] [stdout] feaabe60386c6423776245fb940f2a12214c917fd9dada0a16d284521f222e47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f0c4563d4127590bb094f65748ad17e0ee0fa70ff0bf4baf1ae22138a14cbe66
[INFO] running `Command { std: "docker" "start" "-a" "f0c4563d4127590bb094f65748ad17e0ee0fa70ff0bf4baf1ae22138a14cbe66", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/neotron_ffi-8c1810acf7d99204)
[INFO] [stdout] running 7 tests
[INFO] [stdout] test option::test::make_option ... ok
[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 result::test::result_unwrap - should panic ... ok
[INFO] [stdout] test option::test::option_unwrap - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[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" "f0c4563d4127590bb094f65748ad17e0ee0fa70ff0bf4baf1ae22138a14cbe66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0c4563d4127590bb094f65748ad17e0ee0fa70ff0bf4baf1ae22138a14cbe66", kill_on_drop: false }`
[INFO] [stdout] f0c4563d4127590bb094f65748ad17e0ee0fa70ff0bf4baf1ae22138a14cbe66