[INFO] fetching crate refloctopus-derive 0.0.1...
[INFO] testing refloctopus-derive-0.0.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate refloctopus-derive 0.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate refloctopus-derive 0.0.1
[INFO] finished tweaking crates.io crate refloctopus-derive 0.0.1
[INFO] tweaked toml for crates.io crate refloctopus-derive 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate refloctopus-derive 0.0.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.14.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5dd0f90be342afd2da3d1ef14a6668d52df97e74a5a10fcd969c631cc05cee32
[INFO] running `Command { std: "docker" "start" "-a" "5dd0f90be342afd2da3d1ef14a6668d52df97e74a5a10fcd969c631cc05cee32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5dd0f90be342afd2da3d1ef14a6668d52df97e74a5a10fcd969c631cc05cee32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dd0f90be342afd2da3d1ef14a6668d52df97e74a5a10fcd969c631cc05cee32", kill_on_drop: false }`
[INFO] [stdout] 5dd0f90be342afd2da3d1ef14a6668d52df97e74a5a10fcd969c631cc05cee32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b6e604a3b6f3074958efddb4b29d7ab69638c65ebec28c41a3a12ad4bef1e7e
[INFO] running `Command { std: "docker" "start" "-a" "3b6e604a3b6f3074958efddb4b29d7ab69638c65ebec28c41a3a12ad4bef1e7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling refloctopus-derive v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no variant or associated item named `__Nonexhaustive` found for enum `syn::Type` in the current scope
[INFO] [stdout]    --> src/lib.rs:210:24
[INFO] [stdout]     |
[INFO] [stdout] 210 |             syn::Type::__Nonexhaustive => unreachable!(),
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^ variant or associated item not found in `syn::Type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `refloctopus-derive` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "3b6e604a3b6f3074958efddb4b29d7ab69638c65ebec28c41a3a12ad4bef1e7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b6e604a3b6f3074958efddb4b29d7ab69638c65ebec28c41a3a12ad4bef1e7e", kill_on_drop: false }`
[INFO] [stdout] 3b6e604a3b6f3074958efddb4b29d7ab69638c65ebec28c41a3a12ad4bef1e7e