[INFO] fetching crate catchr-core 0.1.2...
[INFO] testing catchr-core-0.1.2 against 1.60.0 for beta-1.61-1
[INFO] extracting crate catchr-core 0.1.2 into /workspace/builds/worker-30/source
[INFO] validating manifest of crates.io crate catchr-core 0.1.2 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate catchr-core 0.1.2
[INFO] finished tweaking crates.io crate catchr-core 0.1.2
[INFO] tweaked toml for crates.io crate catchr-core 0.1.2 written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cfc4ad260d0ac2dfc75cb7c4715d9200dd8e87b0b61295f5e9768dfd9e48db60
[INFO] running `Command { std: "docker" "start" "-a" "cfc4ad260d0ac2dfc75cb7c4715d9200dd8e87b0b61295f5e9768dfd9e48db60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfc4ad260d0ac2dfc75cb7c4715d9200dd8e87b0b61295f5e9768dfd9e48db60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfc4ad260d0ac2dfc75cb7c4715d9200dd8e87b0b61295f5e9768dfd9e48db60", kill_on_drop: false }`
[INFO] [stdout] cfc4ad260d0ac2dfc75cb7c4715d9200dd8e87b0b61295f5e9768dfd9e48db60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0138ff555e71165b47fe12774cdc93e350dafc9f9956eebd6880cc6b57d9c475
[INFO] running `Command { std: "docker" "start" "-a" "0138ff555e71165b47fe12774cdc93e350dafc9f9956eebd6880cc6b57d9c475", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling catchr-core v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `syn::export`
[INFO] [stdout]  --> src/scope.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | 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 `catchr-core` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "0138ff555e71165b47fe12774cdc93e350dafc9f9956eebd6880cc6b57d9c475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0138ff555e71165b47fe12774cdc93e350dafc9f9956eebd6880cc6b57d9c475", kill_on_drop: false }`
[INFO] [stdout] 0138ff555e71165b47fe12774cdc93e350dafc9f9956eebd6880cc6b57d9c475