[INFO] cloning repository https://github.com/bugaevc/jvm-bindgen [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bugaevc/jvm-bindgen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbugaevc%2Fjvm-bindgen", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbugaevc%2Fjvm-bindgen'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 81e0f0f46c85de25e7e7217f05d747eddb54617e [INFO] testing bugaevc/jvm-bindgen against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbugaevc%2Fjvm-bindgen" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bugaevc/jvm-bindgen on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bugaevc/jvm-bindgen [INFO] finished tweaking git repo https://github.com/bugaevc/jvm-bindgen [INFO] tweaked toml for git repo https://github.com/bugaevc/jvm-bindgen written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/bugaevc/jvm-bindgen already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] fed59b31acf115057c3bf66b0855addd789f5f6703d2af0dc7d90e3968e1692d [INFO] running `Command { std: "docker" "start" "-a" "fed59b31acf115057c3bf66b0855addd789f5f6703d2af0dc7d90e3968e1692d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fed59b31acf115057c3bf66b0855addd789f5f6703d2af0dc7d90e3968e1692d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fed59b31acf115057c3bf66b0855addd789f5f6703d2af0dc7d90e3968e1692d", kill_on_drop: false }` [INFO] [stdout] fed59b31acf115057c3bf66b0855addd789f5f6703d2af0dc7d90e3968e1692d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 819438be01d418b89e79e9744bb081a362f1adc0919b9c5802247a0f7466fc6e [INFO] running `Command { std: "docker" "start" "-a" "819438be01d418b89e79e9744bb081a362f1adc0919b9c5802247a0f7466fc6e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.13 [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling bitflags v1.0.3 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling itertools v0.7.8 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling nom v4.0.0 [INFO] [stderr] Compiling quote v0.6.6 [INFO] [stderr] Compiling classfile-parser v0.3.2 [INFO] [stderr] Compiling jvm-bindgen v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/lib.rs:9:15 [INFO] [stdout] | [INFO] [stdout] 9 | use std::io::{Read, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Cow` [INFO] [stdout] --> src/lib.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use std::borrow::Cow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `is_upper` [INFO] [stdout] --> src/lib.rs:59:10 [INFO] [stdout] | [INFO] [stdout] 59 | for (is_upper, chars) in &java_name.chars().group_by(|c| c.is_uppercase()) { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_upper` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_class_name` [INFO] [stdout] --> src/lib.rs:34:4 [INFO] [stdout] | [INFO] [stdout] 34 | fn get_class_name<'a>(class: &'a ClassConstant, class_file: &'a ClassFile) -> &'a str { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `RustFmt` [INFO] [stdout] --> src/lib.rs:38:8 [INFO] [stdout] | [INFO] [stdout] 38 | struct RustFmt(Child); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `launch` [INFO] [stdout] --> src/lib.rs:41:8 [INFO] [stdout] | [INFO] [stdout] 41 | fn launch() -> io::Result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `stdin` [INFO] [stdout] --> src/lib.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | fn stdin(&mut self) -> &mut ChildStdin { self.0.stdin.as_mut().unwrap() } [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `stdout` [INFO] [stdout] --> src/lib.rs:50:8 [INFO] [stdout] | [INFO] [stdout] 50 | fn stdout(&mut self) -> &mut ChildStdout { self.0.stdout.as_mut().unwrap() } [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `transform_name` [INFO] [stdout] --> src/lib.rs:53:4 [INFO] [stdout] | [INFO] [stdout] 53 | fn transform_name(java_name: &str) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `gen_method` [INFO] [stdout] --> src/lib.rs:85:4 [INFO] [stdout] | [INFO] [stdout] 85 | fn gen_method(class_file: &ClassFile, method: &method_info::MethodInfo) -> TokenStream { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `bindgen` [INFO] [stdout] --> src/lib.rs:95:4 [INFO] [stdout] | [INFO] [stdout] 95 | fn bindgen(class_name: &str) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:121:5 [INFO] [stdout] | [INFO] [stdout] 121 | write!(rustfmt.stdin(), "{}", gen); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.20s [INFO] running `Command { std: "docker" "inspect" "819438be01d418b89e79e9744bb081a362f1adc0919b9c5802247a0f7466fc6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "819438be01d418b89e79e9744bb081a362f1adc0919b9c5802247a0f7466fc6e", kill_on_drop: false }` [INFO] [stdout] 819438be01d418b89e79e9744bb081a362f1adc0919b9c5802247a0f7466fc6e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b2ea051e7ee38151f42ae465954a7e2494da9a7d36604729e10e4ad507f1bae8 [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" "b2ea051e7ee38151f42ae465954a7e2494da9a7d36604729e10e4ad507f1bae8", kill_on_drop: false }` [INFO] [stderr] Compiling jvm-bindgen v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/lib.rs:9:15 [INFO] [stdout] | [INFO] [stdout] 9 | use std::io::{Read, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Cow` [INFO] [stdout] --> src/lib.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use std::borrow::Cow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `is_upper` [INFO] [stdout] --> src/lib.rs:59:10 [INFO] [stdout] | [INFO] [stdout] 59 | for (is_upper, chars) in &java_name.chars().group_by(|c| c.is_uppercase()) { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_upper` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_class_name` [INFO] [stdout] --> src/lib.rs:34:4 [INFO] [stdout] | [INFO] [stdout] 34 | fn get_class_name<'a>(class: &'a ClassConstant, class_file: &'a ClassFile) -> &'a str { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `RustFmt` [INFO] [stdout] --> src/lib.rs:38:8 [INFO] [stdout] | [INFO] [stdout] 38 | struct RustFmt(Child); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `launch` [INFO] [stdout] --> src/lib.rs:41:8 [INFO] [stdout] | [INFO] [stdout] 41 | fn launch() -> io::Result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `stdin` [INFO] [stdout] --> src/lib.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | fn stdin(&mut self) -> &mut ChildStdin { self.0.stdin.as_mut().unwrap() } [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `stdout` [INFO] [stdout] --> src/lib.rs:50:8 [INFO] [stdout] | [INFO] [stdout] 50 | fn stdout(&mut self) -> &mut ChildStdout { self.0.stdout.as_mut().unwrap() } [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `transform_name` [INFO] [stdout] --> src/lib.rs:53:4 [INFO] [stdout] | [INFO] [stdout] 53 | fn transform_name(java_name: &str) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `gen_method` [INFO] [stdout] --> src/lib.rs:85:4 [INFO] [stdout] | [INFO] [stdout] 85 | fn gen_method(class_file: &ClassFile, method: &method_info::MethodInfo) -> TokenStream { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `bindgen` [INFO] [stdout] --> src/lib.rs:95:4 [INFO] [stdout] | [INFO] [stdout] 95 | fn bindgen(class_name: &str) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:121:5 [INFO] [stdout] | [INFO] [stdout] 121 | write!(rustfmt.stdin(), "{}", gen); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/lib.rs:9:15 [INFO] [stdout] | [INFO] [stdout] 9 | use std::io::{Read, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Cow` [INFO] [stdout] --> src/lib.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use std::borrow::Cow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `is_upper` [INFO] [stdout] --> src/lib.rs:59:10 [INFO] [stdout] | [INFO] [stdout] 59 | for (is_upper, chars) in &java_name.chars().group_by(|c| c.is_uppercase()) { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_upper` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `stdout` [INFO] [stdout] --> src/lib.rs:50:8 [INFO] [stdout] | [INFO] [stdout] 50 | fn stdout(&mut self) -> &mut ChildStdout { self.0.stdout.as_mut().unwrap() } [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:121:5 [INFO] [stdout] | [INFO] [stdout] 121 | write!(rustfmt.stdin(), "{}", gen); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.32s [INFO] running `Command { std: "docker" "inspect" "b2ea051e7ee38151f42ae465954a7e2494da9a7d36604729e10e4ad507f1bae8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2ea051e7ee38151f42ae465954a7e2494da9a7d36604729e10e4ad507f1bae8", kill_on_drop: false }` [INFO] [stdout] b2ea051e7ee38151f42ae465954a7e2494da9a7d36604729e10e4ad507f1bae8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0ce9f18e3aa9301686a52d3e0cd2f7ca4b73eed9f8e4e806fb481ee54e111473 [INFO] running `Command { std: "docker" "start" "-a" "0ce9f18e3aa9301686a52d3e0cd2f7ca4b73eed9f8e4e806fb481ee54e111473", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `Read` [INFO] [stderr] --> src/lib.rs:9:15 [INFO] [stderr] | [INFO] [stderr] 9 | use std::io::{Read, Write}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::borrow::Cow` [INFO] [stderr] --> src/lib.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | use std::borrow::Cow; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `is_upper` [INFO] [stderr] --> src/lib.rs:59:10 [INFO] [stderr] | [INFO] [stderr] 59 | for (is_upper, chars) in &java_name.chars().group_by(|c| c.is_uppercase()) { [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_upper` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_class_name` [INFO] [stderr] --> src/lib.rs:34:4 [INFO] [stderr] | [INFO] [stderr] 34 | fn get_class_name<'a>(class: &'a ClassConstant, class_file: &'a ClassFile) -> &'a str { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `RustFmt` [INFO] [stderr] --> src/lib.rs:38:8 [INFO] [stderr] | [INFO] [stderr] 38 | struct RustFmt(Child); [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `launch` [INFO] [stderr] --> src/lib.rs:41:8 [INFO] [stderr] | [INFO] [stderr] 41 | fn launch() -> io::Result { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `stdin` [INFO] [stderr] --> src/lib.rs:49:8 [INFO] [stderr] | [INFO] [stderr] 49 | fn stdin(&mut self) -> &mut ChildStdin { self.0.stdin.as_mut().unwrap() } [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `stdout` [INFO] [stderr] --> src/lib.rs:50:8 [INFO] [stderr] | [INFO] [stderr] 50 | fn stdout(&mut self) -> &mut ChildStdout { self.0.stdout.as_mut().unwrap() } [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `transform_name` [INFO] [stderr] --> src/lib.rs:53:4 [INFO] [stderr] | [INFO] [stderr] 53 | fn transform_name(java_name: &str) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `gen_method` [INFO] [stderr] --> src/lib.rs:85:4 [INFO] [stderr] | [INFO] [stderr] 85 | fn gen_method(class_file: &ClassFile, method: &method_info::MethodInfo) -> TokenStream { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `bindgen` [INFO] [stderr] --> src/lib.rs:95:4 [INFO] [stderr] | [INFO] [stderr] 95 | fn bindgen(class_name: &str) { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:121:5 [INFO] [stderr] | [INFO] [stderr] 121 | write!(rustfmt.stdin(), "{}", gen); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `stdout` [INFO] [stderr] --> src/lib.rs:50:8 [INFO] [stderr] | [INFO] [stderr] 50 | fn stdout(&mut self) -> &mut ChildStdout { self.0.stdout.as_mut().unwrap() } [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `jvm-bindgen` (lib) generated 12 warnings [INFO] [stderr] warning: `jvm-bindgen` (lib test) generated 5 warnings (4 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/jvm_bindgen-6ea4561adc97fbc9) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test::it_works ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- test::it_works stdout ---- [INFO] [stdout] thread 'test::it_works' panicked at 'Failed to parse the class: "Unable to open /tmp/HelloWorld.class: entity not found"', src/lib.rs:97:10 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x56189e71c7b0 - std::backtrace_rs::backtrace::libunwind::trace::h99dbb39dca18857d [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x56189e71c7b0 - std::backtrace_rs::backtrace::trace_unsynchronized::h832861927e9cfedf [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x56189e71c7b0 - std::sys_common::backtrace::_print_fmt::h3d18154c77dcf310 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x56189e71c7b0 - ::fmt::he312f4ad5b9bb346 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x56189e73f0dc - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x56189e719615 - std::io::Write::write_fmt::h65d36b96410d80d7 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/io/mod.rs:1665:15 [INFO] [stdout] 6: 0x56189e71e92b - std::sys_common::backtrace::_print::h65d996766de40da4 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x56189e71e92b - std::sys_common::backtrace::print::h40df9727e635f303 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x56189e71e92b - std::panicking::default_hook::{{closure}}::hd2da4327dea91a51 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x56189e71e43c - std::panicking::default_hook::h3d55120ad6ada158 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x56189e71eff4 - std::panicking::rust_panic_with_hook::hf85dd0bb545e3b55 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x56189e71ead7 - std::panicking::begin_panic_handler::{{closure}}::h736ae969434da9fa [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x56189e71cc8c - std::sys_common::backtrace::__rust_end_short_backtrace::h6133bb80b1d6c3e0 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x56189e71ea39 - rust_begin_unwind [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x56189e6843b1 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x56189e6844a3 - core::result::unwrap_failed::he898b02f57993c42 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/result.rs:1599:5 [INFO] [stdout] 16: 0x56189e690bb6 - core::result::Result::expect::h560ed592ca7fd64f [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/result.rs:1241:23 [INFO] [stdout] 17: 0x56189e694163 - jvm_bindgen::bindgen::hff04c2523f2af4d1 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:96:21 [INFO] [stdout] 18: 0x56189e68a1e2 - jvm_bindgen::test::it_works::hef8fec071d46eec7 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:129:9 [INFO] [stdout] 19: 0x56189e68a1ba - jvm_bindgen::test::it_works::{{closure}}::h43b1e1424d3701ae [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:128:5 [INFO] [stdout] 20: 0x56189e69107e - core::ops::function::FnOnce::call_once::hb14c4334c6b4aff6 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x56189e6c7da3 - core::ops::function::FnOnce::call_once::h227fa683a5745bd3 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 22: 0x56189e6c7da3 - test::__rust_begin_short_backtrace::h3a193bd570ada00a [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/test/src/lib.rs:578:5 [INFO] [stdout] 23: 0x56189e6c6818 - as core::ops::function::FnOnce>::call_once::h262d2f411717179a [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 24: 0x56189e6c6818 - as core::ops::function::FnOnce<()>>::call_once::hfec00caec3e52a7b [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panic.rs:347:9 [INFO] [stdout] 25: 0x56189e6c6818 - std::panicking::try::do_call::ha5f42e76ffda569d [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:401:40 [INFO] [stdout] 26: 0x56189e6c6818 - std::panicking::try::h53f36df0935b9500 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:365:19 [INFO] [stdout] 27: 0x56189e6c6818 - std::panic::catch_unwind::h5a497f74b0ce006f [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panic.rs:434:14 [INFO] [stdout] 28: 0x56189e6c6818 - test::run_test_in_process::hab0aead337f48a88 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/test/src/lib.rs:601:18 [INFO] [stdout] 29: 0x56189e6c6818 - test::run_test::run_test_inner::{{closure}}::h632c383164d4cba2 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/test/src/lib.rs:493:39 [INFO] [stdout] 30: 0x56189e694f9d - test::run_test::run_test_inner::{{closure}}::h7c4b3612891a4b58 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/test/src/lib.rs:520:37 [INFO] [stdout] 31: 0x56189e694f9d - std::sys_common::backtrace::__rust_begin_short_backtrace::habf7d8a08419d00e [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 32: 0x56189e6996c8 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h3acba502e2068204 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/thread/mod.rs:476:17 [INFO] [stdout] 33: 0x56189e6996c8 - as core::ops::function::FnOnce<()>>::call_once::h526ef819c1964a35 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panic.rs:347:9 [INFO] [stdout] 34: 0x56189e6996c8 - std::panicking::try::do_call::hc0b5663d6373cec8 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:401:40 [INFO] [stdout] 35: 0x56189e6996c8 - std::panicking::try::ha9007ede9d35dcd6 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:365:19 [INFO] [stdout] 36: 0x56189e6996c8 - std::panic::catch_unwind::hf60d56329ebbb81c [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panic.rs:434:14 [INFO] [stdout] 37: 0x56189e6996c8 - std::thread::Builder::spawn_unchecked::{{closure}}::hb1722d498f4ce777 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/thread/mod.rs:475:30 [INFO] [stdout] 38: 0x56189e6996c8 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h15eb01325730c962 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/ops/function.rs:227:5 [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] [stdout] 39: 0x56189e723ba7 - as core::ops::function::FnOnce>::call_once::h09f167e08fc945ff [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 40: 0x56189e723ba7 - as core::ops::function::FnOnce>::call_once::hf814fe85eeb118e0 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 41: 0x56189e723ba7 - std::sys::unix::thread::Thread::new::thread_start::hb71b17934c5f5e68 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys/unix/thread.rs:91:17 [INFO] [stdout] 42: 0x7f650e336609 - start_thread [INFO] [stdout] 43: 0x7f650e108293 - clone [INFO] [stdout] 44: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] test::it_works [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "0ce9f18e3aa9301686a52d3e0cd2f7ca4b73eed9f8e4e806fb481ee54e111473", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ce9f18e3aa9301686a52d3e0cd2f7ca4b73eed9f8e4e806fb481ee54e111473", kill_on_drop: false }` [INFO] [stdout] 0ce9f18e3aa9301686a52d3e0cd2f7ca4b73eed9f8e4e806fb481ee54e111473