[INFO] fetching crate jrust 0.2.0...
[INFO] checking jrust-0.2.0 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate jrust 0.2.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate jrust 0.2.0 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jrust 0.2.0
[INFO] finished tweaking crates.io crate jrust 0.2.0
[INFO] tweaked toml for crates.io crate jrust 0.2.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 076fb719f68d0a823dda10e6fd5ea8f7c2d0738bc737012893df98ec83e13d29
[INFO] running `Command { std: "docker" "start" "-a" "076fb719f68d0a823dda10e6fd5ea8f7c2d0738bc737012893df98ec83e13d29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "076fb719f68d0a823dda10e6fd5ea8f7c2d0738bc737012893df98ec83e13d29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "076fb719f68d0a823dda10e6fd5ea8f7c2d0738bc737012893df98ec83e13d29", kill_on_drop: false }`
[INFO] [stdout] 076fb719f68d0a823dda10e6fd5ea8f7c2d0738bc737012893df98ec83e13d29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a198efe7d11ab93875393cc5b013372720ba155afc565de5bb755907d9fede20
[INFO] running `Command { std: "docker" "start" "-a" "a198efe7d11ab93875393cc5b013372720ba155afc565de5bb755907d9fede20", kill_on_drop: false }`
[INFO] [stderr]     Checking jrust v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> examples/class.rs:19:30
[INFO] [stdout]    |
[INFO] [stdout] 19 |             System.out.print((this.field));
[INFO] [stdout]    |                              ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> examples/interrop-java.rs:15:32
[INFO] [stdout]    |
[INFO] [stdout] 15 |             System.out.println((this.val));
[INFO] [stdout]    |                                ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]   --> examples/factorial.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / java! {
[INFO] [stdout] 5  | |     package main;
[INFO] [stdout] 6  | |
[INFO] [stdout] 7  | |     public class Main {
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     }
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `java_inner` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]   --> examples/factorial.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / java! {
[INFO] [stdout] 5  | |     package main;
[INFO] [stdout] 6  | |
[INFO] [stdout] 7  | |     public class Main {
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     }
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `java_inner` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]   --> examples/factorial.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / java! {
[INFO] [stdout] 5  | |     package main;
[INFO] [stdout] 6  | |
[INFO] [stdout] 7  | |     public class Main {
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     }
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `java_inner` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]   --> examples/factorial.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / java! {
[INFO] [stdout] 5  | |     package main;
[INFO] [stdout] 6  | |
[INFO] [stdout] 7  | |     public class Main {
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     }
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `java_inner` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jrust`
[INFO] [stderr] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a198efe7d11ab93875393cc5b013372720ba155afc565de5bb755907d9fede20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a198efe7d11ab93875393cc5b013372720ba155afc565de5bb755907d9fede20", kill_on_drop: false }`
[INFO] [stdout] a198efe7d11ab93875393cc5b013372720ba155afc565de5bb755907d9fede20