[INFO] fetching crate diesel-json-derive 0.1.1...
[INFO] checking diesel-json-derive-0.1.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate diesel-json-derive 0.1.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate diesel-json-derive 0.1.1
[INFO] finished tweaking crates.io crate diesel-json-derive 0.1.1
[INFO] tweaked toml for crates.io crate diesel-json-derive 0.1.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate diesel-json-derive 0.1.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate diesel-json-derive 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45c3d4d58906c0ad698d3d73080e81ac469c205cbd61fbe3fc8e951708a54c00
[INFO] running `Command { std: "docker" "start" "-a" "45c3d4d58906c0ad698d3d73080e81ac469c205cbd61fbe3fc8e951708a54c00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45c3d4d58906c0ad698d3d73080e81ac469c205cbd61fbe3fc8e951708a54c00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45c3d4d58906c0ad698d3d73080e81ac469c205cbd61fbe3fc8e951708a54c00", kill_on_drop: false }`
[INFO] [stdout] 45c3d4d58906c0ad698d3d73080e81ac469c205cbd61fbe3fc8e951708a54c00
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 732d21cc85facb52139c1f5beb0294ec081a272155225a362105cf9287bffb48
[INFO] running `Command { std: "docker" "start" "-a" "732d21cc85facb52139c1f5beb0294ec081a272155225a362105cf9287bffb48", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.83
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking heck v0.5.0
[INFO] [stderr]     Checking syn v2.0.65
[INFO] [stderr]     Checking quote v1.0.36
[INFO] [stderr]     Checking diesel-json-derive v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `parse_file` in crate `syn`
[INFO] [stdout]    --> examples/syn-test.rs:7:24
[INFO] [stdout]     |
[INFO] [stdout] 7   |         let ast = syn::parse_file(content).unwrap();
[INFO] [stdout]     |                        ^^^^^^^^^^ not found in `syn`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.65/src/lib.rs:995:8
[INFO] [stdout]     |
[INFO] [stdout] 995 | pub fn parse_file(mut content: &str) -> Result<File> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] note: the item is gated here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.65/src/lib.rs:993:1
[INFO] [stdout]     |
[INFO] [stdout] 993 | #[cfg(all(feature = "parsing", feature = "full"))]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `diesel-json-derive` (example "syn-test") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "732d21cc85facb52139c1f5beb0294ec081a272155225a362105cf9287bffb48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "732d21cc85facb52139c1f5beb0294ec081a272155225a362105cf9287bffb48", kill_on_drop: false }`
[INFO] [stdout] 732d21cc85facb52139c1f5beb0294ec081a272155225a362105cf9287bffb48