[INFO] fetching crate fire-rs-core 0.2.0...
[INFO] testing fire-rs-core-0.2.0 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate fire-rs-core 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate fire-rs-core 0.2.0 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 fire-rs-core 0.2.0
[INFO] finished tweaking crates.io crate fire-rs-core 0.2.0
[INFO] tweaked toml for crates.io crate fire-rs-core 0.2.0 written to /workspace/builds/worker-4-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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ac9c2da9cc8cf97425ba20cdd4dfca1af7c37355bd715aed53dc5bb581db898e
[INFO] running `Command { std: "docker" "start" "-a" "ac9c2da9cc8cf97425ba20cdd4dfca1af7c37355bd715aed53dc5bb581db898e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac9c2da9cc8cf97425ba20cdd4dfca1af7c37355bd715aed53dc5bb581db898e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac9c2da9cc8cf97425ba20cdd4dfca1af7c37355bd715aed53dc5bb581db898e", kill_on_drop: false }`
[INFO] [stdout] ac9c2da9cc8cf97425ba20cdd4dfca1af7c37355bd715aed53dc5bb581db898e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 994ffae976b77ee6dd2ec21ff4aac268f1163b1d6b77c5fdff2f5b29da6d5b85
[INFO] running `Command { std: "docker" "start" "-a" "994ffae976b77ee6dd2ec21ff4aac268f1163b1d6b77c5fdff2f5b29da6d5b85", 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 fire-rs-core v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `syn::export`
[INFO] [stdout]  --> src/lib.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | use syn::export::TokenStream2;
[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 `fire-rs-core` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "994ffae976b77ee6dd2ec21ff4aac268f1163b1d6b77c5fdff2f5b29da6d5b85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "994ffae976b77ee6dd2ec21ff4aac268f1163b1d6b77c5fdff2f5b29da6d5b85", kill_on_drop: false }`
[INFO] [stdout] 994ffae976b77ee6dd2ec21ff4aac268f1163b1d6b77c5fdff2f5b29da6d5b85
