[INFO] fetching crate rust-jni-generator 0.1.0...
[INFO] checking rust-jni-generator-0.1.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate rust-jni-generator 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rust-jni-generator 0.1.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rust-jni v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43b2d3ac8b12ddbb325e30a5bf2eb7ece7e013435fce3b500a50da6d5b9c64f6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "43b2d3ac8b12ddbb325e30a5bf2eb7ece7e013435fce3b500a50da6d5b9c64f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43b2d3ac8b12ddbb325e30a5bf2eb7ece7e013435fce3b500a50da6d5b9c64f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43b2d3ac8b12ddbb325e30a5bf2eb7ece7e013435fce3b500a50da6d5b9c64f6", kill_on_drop: false }`
[INFO] [stdout] 43b2d3ac8b12ddbb325e30a5bf2eb7ece7e013435fce3b500a50da6d5b9c64f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3918da600d758601bc8e3e631dcc8063c17e86b42ffa752dee28d1c2a279bc3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f3918da600d758601bc8e3e631dcc8063c17e86b42ffa752dee28d1c2a279bc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[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 quote v0.6.13
[INFO] [stderr]    Compiling rust-jni-generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/lib.rs:1784:29
[INFO] [stdout]      |
[INFO] [stdout] 1784 |                         let mut implements = implements
[INFO] [stdout]      |                             ----^^^^^^^^^^
[INFO] [stdout]      |                             |
[INFO] [stdout]      |                             help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/lib.rs:1784:29
[INFO] [stdout]      |
[INFO] [stdout] 1784 |                         let mut implements = implements
[INFO] [stdout]      |                             ----^^^^^^^^^^
[INFO] [stdout]      |                             |
[INFO] [stdout]      |                             help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: proc macro panicked
[INFO] [stdout]   --> tests/test.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | /         java_generate! {
[INFO] [stdout] 35 | |             public interface c.d.TestInterface2 extends e.f.TestInterface1 {}
[INFO] [stdout] 36 | |
[INFO] [stdout] 37 | |             public class c.d.TestClass1 {
[INFO] [stdout] ...  |
[INFO] [stdout] 61 | |             }
[INFO] [stdout] 62 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: message: called `Option::unwrap()` on a `None` value
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: proc macro panicked
[INFO] [stdout]    --> tests/test.rs:72:9
[INFO] [stdout]     |
[INFO] [stdout] 72  | /         java_generate! {
[INFO] [stdout] 73  | |             public interface a.b.TestInterface3 {
[INFO] [stdout] 74  | |                 long primitiveInterfaceFunc3(int arg1, char arg2);
[INFO] [stdout] 75  | |                 a.b.TestClass3 objectInterfaceFunc3(a.b.TestClass3 arg);
[INFO] [stdout] ...   |
[INFO] [stdout] 132 | |             }
[INFO] [stdout] 133 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: message: called `Option::unwrap()` on a `None` value
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-jni-generator`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/lib.rs:1784:29
[INFO] [stdout]      |
[INFO] [stdout] 1784 |                         let mut implements = implements
[INFO] [stdout]      |                             ----^^^^^^^^^^
[INFO] [stdout]      |                             |
[INFO] [stdout]      |                             help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f3918da600d758601bc8e3e631dcc8063c17e86b42ffa752dee28d1c2a279bc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3918da600d758601bc8e3e631dcc8063c17e86b42ffa752dee28d1c2a279bc3", kill_on_drop: false }`
[INFO] [stdout] f3918da600d758601bc8e3e631dcc8063c17e86b42ffa752dee28d1c2a279bc3