[INFO] crate rust-jni-generator 0.1.0 is already in cache
[INFO] checking rust-jni-generator-0.1.0 against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] extracting crate rust-jni-generator 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rust-jni-generator 0.1.0 on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rust-jni-generator 0.1.0
[INFO] finished tweaking crates.io crate rust-jni-generator 0.1.0
[INFO] tweaked toml for crates.io crate rust-jni-generator 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c64434467db6c57c3d117df150938c4cadd9033428dbf451e556d6197c7ddd6a
[INFO] running `"docker" "start" "-a" "c64434467db6c57c3d117df150938c4cadd9033428dbf451e556d6197c7ddd6a"`
[INFO] [stderr]     Checking cesu8 v1.1.0
[INFO] [stderr]    Compiling jni-sys v0.3.0
[INFO] [stderr]    Compiling rust-jni v0.1.0
[INFO] [stderr]     Checking rust-jni-generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/lib.rs:1784:29
[INFO] [stderr]      |
[INFO] [stderr] 1784 |                         let mut implements = implements
[INFO] [stderr]      |                             ----^^^^^^^^^^
[INFO] [stderr]      |                             |
[INFO] [stderr]      |                             help: remove this `mut`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/lib.rs:1784:29
[INFO] [stderr]      |
[INFO] [stderr] 1784 |                         let mut implements = implements
[INFO] [stderr]      |                             ----^^^^^^^^^^
[INFO] [stderr]      |                             |
[INFO] [stderr]      |                             help: remove this `mut`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/lib.rs:1784:29
[INFO] [stderr]      |
[INFO] [stderr] 1784 |                         let mut implements = implements
[INFO] [stderr]      |                             ----^^^^^^^^^^
[INFO] [stderr]      |                             |
[INFO] [stderr]      |                             help: remove this `mut`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: proc macro panicked
[INFO] [stderr]   --> tests/test.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 | /         java_generate! {
[INFO] [stderr] 35 | |             public interface c.d.TestInterface2 extends e.f.TestInterface1 {}
[INFO] [stderr] 36 | |
[INFO] [stderr] 37 | |             public class c.d.TestClass1 {
[INFO] [stderr] ...  |
[INFO] [stderr] 61 | |             }
[INFO] [stderr] 62 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: message: called `Option::unwrap()` on a `None` value
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `rust-jni-generator`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "c64434467db6c57c3d117df150938c4cadd9033428dbf451e556d6197c7ddd6a"`
[INFO] running `"docker" "rm" "-f" "c64434467db6c57c3d117df150938c4cadd9033428dbf451e556d6197c7ddd6a"`
[INFO] [stdout] c64434467db6c57c3d117df150938c4cadd9033428dbf451e556d6197c7ddd6a