[INFO] fetching crate buffering_nocopy_macro 0.2.2...
[INFO] testing buffering_nocopy_macro-0.2.2 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate buffering_nocopy_macro 0.2.2 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate buffering_nocopy_macro 0.2.2 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate buffering_nocopy_macro 0.2.2
[INFO] finished tweaking crates.io crate buffering_nocopy_macro 0.2.2
[INFO] tweaked toml for crates.io crate buffering_nocopy_macro 0.2.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae9679155261a8cbb42426b9be13c7bd8e08cd75ceee380fa11278a9b7bea08e
[INFO] running `Command { std: "docker" "start" "-a" "ae9679155261a8cbb42426b9be13c7bd8e08cd75ceee380fa11278a9b7bea08e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae9679155261a8cbb42426b9be13c7bd8e08cd75ceee380fa11278a9b7bea08e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae9679155261a8cbb42426b9be13c7bd8e08cd75ceee380fa11278a9b7bea08e", kill_on_drop: false }`
[INFO] [stdout] ae9679155261a8cbb42426b9be13c7bd8e08cd75ceee380fa11278a9b7bea08e
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36a83c4c70a447e7a99c704a51db3acd263e7936f4c0b5920dbe75484a66e112
[INFO] running `Command { std: "docker" "start" "-a" "36a83c4c70a447e7a99c704a51db3acd263e7936f4c0b5920dbe75484a66e112", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling buffering_nocopy_macro v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `syn::export`
[INFO] [stdout]   --> src/lib.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     export::Span, Attribute, DeriveInput, Field, Ident, Lit, Meta, MetaList, MetaNameValue,
[INFO] [stdout]    |     ^^^^^^ could not find `export` in `syn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `buffering_nocopy_macro` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "36a83c4c70a447e7a99c704a51db3acd263e7936f4c0b5920dbe75484a66e112", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36a83c4c70a447e7a99c704a51db3acd263e7936f4c0b5920dbe75484a66e112", kill_on_drop: false }`
[INFO] [stdout] 36a83c4c70a447e7a99c704a51db3acd263e7936f4c0b5920dbe75484a66e112
