[INFO] fetching crate graal-bindgen-macros 0.1.0...
[INFO] checking graal-bindgen-macros-0.1.0 against master#39cb3386ddc6c71657418be28dbb3987eea4aa4b for pr-133536
[INFO] extracting crate graal-bindgen-macros 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate graal-bindgen-macros 0.1.0 on toolchain 39cb3386ddc6c71657418be28dbb3987eea4aa4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate graal-bindgen-macros 0.1.0
[INFO] finished tweaking crates.io crate graal-bindgen-macros 0.1.0
[INFO] tweaked toml for crates.io crate graal-bindgen-macros 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.90)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8400b7aff8bda729915ff0e32fe74ecc2c5e96f1d42b645f94d30c471d91fe87
[INFO] running `Command { std: "docker" "start" "-a" "8400b7aff8bda729915ff0e32fe74ecc2c5e96f1d42b645f94d30c471d91fe87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8400b7aff8bda729915ff0e32fe74ecc2c5e96f1d42b645f94d30c471d91fe87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8400b7aff8bda729915ff0e32fe74ecc2c5e96f1d42b645f94d30c471d91fe87", kill_on_drop: false }`
[INFO] [stdout] 8400b7aff8bda729915ff0e32fe74ecc2c5e96f1d42b645f94d30c471d91fe87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36729e6279323445b4e10a32633f54152666e71cfac439888f947d5161d71316
[INFO] running `Command { std: "docker" "start" "-a" "36729e6279323445b4e10a32633f54152666e71cfac439888f947d5161d71316", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.14
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking proc-macro2 v1.0.92
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking graal-bindgen-macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0603]: module `group` is private
[INFO] [stdout]    --> src/lib.rs:31:29
[INFO] [stdout]     |
[INFO] [stdout] 31  |         let is_array = syn::group::parse_brackets(input).is_ok();
[INFO] [stdout]     |                             ^^^^^  -------------- function `parse_brackets` is not publicly re-exported
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             private module
[INFO] [stdout]     |
[INFO] [stdout] note: the module `group` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-1.0.109/src/lib.rs:308:1
[INFO] [stdout]     |
[INFO] [stdout] 308 | mod group;
[INFO] [stdout]     | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `group` is private
[INFO] [stdout]    --> src/lib.rs:31:29
[INFO] [stdout]     |
[INFO] [stdout] 31  |         let is_array = syn::group::parse_brackets(input).is_ok();
[INFO] [stdout]     |                             ^^^^^  -------------- function `parse_brackets` is not publicly re-exported
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             private module
[INFO] [stdout]     |
[INFO] [stdout] note: the module `group` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-1.0.109/src/lib.rs:308:1
[INFO] [stdout]     |
[INFO] [stdout] 308 | mod group;
[INFO] [stdout]     | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0603`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `graal-bindgen-macros` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0603`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `graal-bindgen-macros` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "36729e6279323445b4e10a32633f54152666e71cfac439888f947d5161d71316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36729e6279323445b4e10a32633f54152666e71cfac439888f947d5161d71316", kill_on_drop: false }`
[INFO] [stdout] 36729e6279323445b4e10a32633f54152666e71cfac439888f947d5161d71316
