[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 try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbugaevc%2Fjvm-bindgen" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bugaevc/jvm-bindgen on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-5/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded proc-macro2 v0.4.13 [INFO] [stderr] Downloaded quote v0.6.6 [INFO] [stderr] Downloaded nom v4.0.0 [INFO] [stderr] Downloaded itertools v0.7.8 [INFO] [stderr] Downloaded classfile-parser v0.3.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] da70758638804e128aaeb4b4ce441be968777278f082d1d77e783724f3bb17c4 [INFO] running `Command { std: "docker" "start" "-a" "da70758638804e128aaeb4b4ce441be968777278f082d1d77e783724f3bb17c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "da70758638804e128aaeb4b4ce441be968777278f082d1d77e783724f3bb17c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da70758638804e128aaeb4b4ce441be968777278f082d1d77e783724f3bb17c4", kill_on_drop: false }` [INFO] [stdout] da70758638804e128aaeb4b4ce441be968777278f082d1d77e783724f3bb17c4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6cb4507d2edc4a80d0071ef7ea508fb55784dae3e5bbac36f3b553fe1b5a3b94 [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" "6cb4507d2edc4a80d0071ef7ea508fb55784dae3e5bbac36f3b553fe1b5a3b94", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling proc-macro2 v0.4.13 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling bitflags v1.0.3 [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 9.92s [INFO] running `Command { std: "docker" "inspect" "6cb4507d2edc4a80d0071ef7ea508fb55784dae3e5bbac36f3b553fe1b5a3b94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6cb4507d2edc4a80d0071ef7ea508fb55784dae3e5bbac36f3b553fe1b5a3b94", kill_on_drop: false }` [INFO] [stdout] 6cb4507d2edc4a80d0071ef7ea508fb55784dae3e5bbac36f3b553fe1b5a3b94 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 33ca7f556f03cc5dd4765bcb97e52e32446ed0ed4db1e67f3a6020860509b4aa [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" "33ca7f556f03cc5dd4765bcb97e52e32446ed0ed4db1e67f3a6020860509b4aa", 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 1.79s [INFO] running `Command { std: "docker" "inspect" "33ca7f556f03cc5dd4765bcb97e52e32446ed0ed4db1e67f3a6020860509b4aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33ca7f556f03cc5dd4765bcb97e52e32446ed0ed4db1e67f3a6020860509b4aa", kill_on_drop: false }` [INFO] [stdout] 33ca7f556f03cc5dd4765bcb97e52e32446ed0ed4db1e67f3a6020860509b4aa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ead1f23f54b1894a89d5029bd5044fdc9dcbeff80e5fb2f1f2e3f74c3324b985 [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" "ead1f23f54b1894a89d5029bd5044fdc9dcbeff80e5fb2f1f2e3f74c3324b985", 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: 12 warnings emitted [INFO] [stderr] [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: 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: 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: 5 warnings emitted [INFO] [stderr] [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] [stderr] error: test failed, to rerun pass '--lib' [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: 0x55a8848657d0 - std::backtrace_rs::backtrace::libunwind::trace::h706b838f5bbd876b [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x55a8848657d0 - std::backtrace_rs::backtrace::trace_unsynchronized::hc15f29ae7822b7b8 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55a8848657d0 - std::sys_common::backtrace::_print_fmt::h7c580c971f91926c [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55a8848657d0 - ::fmt::h2a772198c4032452 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55a88488808c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x55a884862745 - std::io::Write::write_fmt::h583dff5009d01a9f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/io/mod.rs:1663:15 [INFO] [stdout] 6: 0x55a88486793b - std::sys_common::backtrace::_print::h5b3c171e6f864ae4 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55a88486793b - std::sys_common::backtrace::print::h93b9e9ed2a98e611 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55a88486793b - std::panicking::default_hook::{{closure}}::hd8da92bb68d520c5 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x55a88486744c - std::panicking::default_hook::hdbc8b2951c5afbab [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x55a884868004 - std::panicking::rust_panic_with_hook::h8a4c841655926f4e [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x55a884867ae7 - std::panicking::begin_panic_handler::{{closure}}::h471b6bc74904b7b0 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x55a884865ccc - std::sys_common::backtrace::__rust_end_short_backtrace::h309f5c707f29932f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x55a884867a49 - rust_begin_unwind [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x55a8847cb641 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x55a8847cb733 - core::result::unwrap_failed::he898b02f57993c42 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/result.rs:1355:5 [INFO] [stdout] 16: 0x55a8847d79b6 - core::result::Result::expect::he4559fab8a39b050 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/result.rs:997:23 [INFO] [stdout] 17: 0x55a8847db303 - jvm_bindgen::bindgen::hff04c2523f2af4d1 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:96:21 [INFO] [stdout] 18: 0x55a8847d1462 - jvm_bindgen::test::it_works::hef8fec071d46eec7 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:129:9 [INFO] [stdout] 19: 0x55a8847d143a - jvm_bindgen::test::it_works::{{closure}}::h3ea552e806d22d23 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:128:5 [INFO] [stdout] 20: 0x55a8847d834e - core::ops::function::FnOnce::call_once::hb14c4334c6b4aff6 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x55a884803fe3 - core::ops::function::FnOnce::call_once::h99a97b0ff983bd25 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 22: 0x55a884803fe3 - test::__rust_begin_short_backtrace::h8fe0d26ed1584e50 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/test/src/lib.rs:577:5 [INFO] [stdout] 23: 0x55a884802a70 - as core::ops::function::FnOnce>::call_once::he6b90e352f394d8f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 24: 0x55a884802a70 - as core::ops::function::FnOnce<()>>::call_once::h1c05475e029700b8 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:347:9 [INFO] [stdout] 25: 0x55a884802a70 - std::panicking::try::do_call::he6de943476ae628a [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:401:40 [INFO] [stdout] 26: 0x55a884802a70 - std::panicking::try::ha21937b8feb06f89 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:365:19 [INFO] [stdout] 27: 0x55a884802a70 - std::panic::catch_unwind::ha79830b3325c9fa6 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:434:14 [INFO] [stdout] 28: 0x55a884802a70 - test::run_test_in_process::h1ab180b83ee2d5b5 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/test/src/lib.rs:600:18 [INFO] [stdout] 29: 0x55a884802a70 - test::run_test::run_test_inner::{{closure}}::h8258ffe088f187a1 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/test/src/lib.rs:492:39 [INFO] [stdout] 30: 0x55a8847dc032 - test::run_test::run_test_inner::{{closure}}::hc697b214abd32bc6 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/test/src/lib.rs:519:37 [INFO] [stdout] 31: 0x55a8847dc032 - std::sys_common::backtrace::__rust_begin_short_backtrace::h64de0d3f894854a9 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 32: 0x55a8847dfc88 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h1fd98fc86e533ece [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/thread/mod.rs:476:17 [INFO] [stdout] 33: 0x55a8847dfc88 - as core::ops::function::FnOnce<()>>::call_once::h4e2a7abf702e4cfd [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:347:9 [INFO] [stdout] 34: 0x55a8847dfc88 - std::panicking::try::do_call::h4496392321a3c8c0 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:401:40 [INFO] [stdout] 35: 0x55a8847dfc88 - std::panicking::try::hf1e14258e04e8e9a [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:365:19 [INFO] [stdout] 36: 0x55a8847dfc88 - std::panic::catch_unwind::hb72c3777cd55642f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:434:14 [INFO] [stdout] 37: 0x55a8847dfc88 - std::thread::Builder::spawn_unchecked::{{closure}}::h2d7915a5910e148e [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/thread/mod.rs:475:30 [INFO] [stdout] 38: 0x55a8847dfc88 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h83fd2f1ef5be797c [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 39: 0x55a88486cbd7 - as core::ops::function::FnOnce>::call_once::ha8b1d5a0092467fc [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 40: 0x55a88486cbd7 - as core::ops::function::FnOnce>::call_once::h4b9f24ec4e8a879e [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 41: 0x55a88486cbd7 - std::sys::unix::thread::Thread::new::thread_start::h2a0e98fbc4ab4c32 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys/unix/thread.rs:72:17 [INFO] [stdout] 42: 0x7f809a1fc609 - start_thread [INFO] [stdout] 43: 0x7f8099fce293 - 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" "ead1f23f54b1894a89d5029bd5044fdc9dcbeff80e5fb2f1f2e3f74c3324b985", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ead1f23f54b1894a89d5029bd5044fdc9dcbeff80e5fb2f1f2e3f74c3324b985", kill_on_drop: false }` [INFO] [stdout] ead1f23f54b1894a89d5029bd5044fdc9dcbeff80e5fb2f1f2e3f74c3324b985