[INFO] updating cached repository themasch/rust-jvm [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/themasch/rust-jvm [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/themasch/rust-jvm" "work/ex/beta-1.38-1/sources/1.37.0/gh/themasch/rust-jvm"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/themasch/rust-jvm'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/themasch/rust-jvm" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/themasch/rust-jvm"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/themasch/rust-jvm'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 2d7418c568670d8bcc52ef7e64cc0704f9c34eb1 [INFO] sha for GitHub repo themasch/rust-jvm: 2d7418c568670d8bcc52ef7e64cc0704f9c34eb1 [INFO] validating manifest of themasch/rust-jvm on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of themasch/rust-jvm on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing themasch/rust-jvm [INFO] finished frobbing themasch/rust-jvm [INFO] frobbed toml for themasch/rust-jvm written to work/ex/beta-1.38-1/sources/1.37.0/gh/themasch/rust-jvm/Cargo.toml [INFO] started frobbing themasch/rust-jvm [INFO] finished frobbing themasch/rust-jvm [INFO] frobbed toml for themasch/rust-jvm written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/themasch/rust-jvm/Cargo.toml [INFO] crate themasch/rust-jvm already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing themasch/rust-jvm against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/themasch/rust-jvm:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] f7fda8a606f2339ce13dfcef83d68d16d7558cb15a0bc0e05d5aba55ceeeaf32 [INFO] running `"docker" "start" "-a" "f7fda8a606f2339ce13dfcef83d68d16d7558cb15a0bc0e05d5aba55ceeeaf32"` [INFO] [stderr] Compiling backtrace-sys v0.1.23 [INFO] [stderr] Compiling nom v4.0.0 [INFO] [stderr] Compiling backtrace v0.3.9 [INFO] [stderr] Compiling failure v0.1.1 [INFO] [stderr] Compiling rjvm v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `nom::IResult` [INFO] [stderr] --> src/java/class_file/mod.rs:112:5 [INFO] [stderr] | [INFO] [stderr] 112 | use nom::IResult; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::slice::Iter` [INFO] [stderr] --> src/java/class_file/mod.rs:113:5 [INFO] [stderr] | [INFO] [stderr] 113 | use std::slice::Iter; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `java::class_file::Attribute` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use java::class_file::Attribute; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `java::class_file::CodeBlock` [INFO] [stderr] --> src/main.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use java::class_file::CodeBlock; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/java/class_file/parser.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | / loop { [INFO] [stderr] 27 | | if input[0] == b')' { [INFO] [stderr] 28 | | return Ok((&input[1..], vec)); [INFO] [stderr] 29 | | } [INFO] [stderr] ... | [INFO] [stderr] 37 | | } [INFO] [stderr] 38 | | }.clone() [INFO] [stderr] | |_____________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rem` [INFO] [stderr] --> src/java/class_file/mod.rs:121:17 [INFO] [stderr] | [INFO] [stderr] 121 | Ok((rem, (args, ret))) => Ok(MethodDescriptor { arguments: args, return_type: ret }), [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_rem` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `exception_table` [INFO] [stderr] --> src/java/class_file/parser.rs:181:21 [INFO] [stderr] | [INFO] [stderr] 181 | exception_table: length_count!( be_u16, exception_table ) >> [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_exception_table` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `length` [INFO] [stderr] --> src/java/class_file/parser.rs:150:9 [INFO] [stderr] | [INFO] [stderr] 150 | length: be_u32 >> [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_length` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/java/runtime/mod.rs:65:13 [INFO] [stderr] | [INFO] [stderr] 65 | for i in 0..size { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `arg_type` [INFO] [stderr] --> src/java/runtime/mod.rs:347:89 [INFO] [stderr] | [INFO] [stderr] 347 | let mut args = method.get_signature().arguments.iter().map(|arg_type| { [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_arg_type` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `value` [INFO] [stderr] --> src/java/runtime/mod.rs:290:40 [INFO] [stderr] | [INFO] [stderr] 290 | Instruction::IInc((offset, value)) => match stack_frame.get_variable_mut(usize::from(*offset)) { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_value` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `return_value` [INFO] [stderr] --> src/java/runtime/mod.rs:390:17 [INFO] [stderr] | [INFO] [stderr] 390 | let mut return_value: Option = None; [INFO] [stderr] | ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_return_value` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/java/runtime/mod.rs:390:13 [INFO] [stderr] | [INFO] [stderr] 390 | let mut return_value: Option = None; [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: function is never used: `disassemble` [INFO] [stderr] --> src/java/class_file/dissasm.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn disassemble<'a>(method: &Method<'a>) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Public` [INFO] [stderr] --> src/java/class_file/mod.rs:87:5 [INFO] [stderr] | [INFO] [stderr] 87 | Public, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Private` [INFO] [stderr] --> src/java/class_file/mod.rs:88:5 [INFO] [stderr] | [INFO] [stderr] 88 | Private, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Protected` [INFO] [stderr] --> src/java/class_file/mod.rs:89:5 [INFO] [stderr] | [INFO] [stderr] 89 | Protected, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Static` [INFO] [stderr] --> src/java/class_file/mod.rs:90:5 [INFO] [stderr] | [INFO] [stderr] 90 | Static, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Final` [INFO] [stderr] --> src/java/class_file/mod.rs:91:5 [INFO] [stderr] | [INFO] [stderr] 91 | Final, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Synchronized` [INFO] [stderr] --> src/java/class_file/mod.rs:92:5 [INFO] [stderr] | [INFO] [stderr] 92 | Synchronized, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Native` [INFO] [stderr] --> src/java/class_file/mod.rs:93:5 [INFO] [stderr] | [INFO] [stderr] 93 | Native, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Abstract` [INFO] [stderr] --> src/java/class_file/mod.rs:94:5 [INFO] [stderr] | [INFO] [stderr] 94 | Abstract, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Strict` [INFO] [stderr] --> src/java/class_file/mod.rs:95:5 [INFO] [stderr] | [INFO] [stderr] 95 | Strict, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_access` [INFO] [stderr] --> src/java/class_file/mod.rs:215:5 [INFO] [stderr] | [INFO] [stderr] 215 | pub fn get_access(&self) -> HashSet { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_line_numbers` [INFO] [stderr] --> src/java/class_file/mod.rs:260:5 [INFO] [stderr] | [INFO] [stderr] 260 | pub fn get_line_numbers(&self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `None` [INFO] [stderr] --> src/java/runtime/mod.rs:44:5 [INFO] [stderr] | [INFO] [stderr] 44 | None, [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Null` [INFO] [stderr] --> src/java/runtime/mod.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | Null, [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `GotoAbsolute` [INFO] [stderr] --> src/java/runtime/mod.rs:118:5 [INFO] [stderr] | [INFO] [stderr] 118 | GotoAbsolute(usize), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `classpath` [INFO] [stderr] --> src/java/runtime/mod.rs:129:5 [INFO] [stderr] | [INFO] [stderr] 129 | classpath: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/java/runtime/mod.rs:423:21 [INFO] [stderr] | [INFO] [stderr] 423 | self.check_return_type(method.get_signature().return_type, &return_value); [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] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.13s [INFO] running `"docker" "inspect" "f7fda8a606f2339ce13dfcef83d68d16d7558cb15a0bc0e05d5aba55ceeeaf32"` [INFO] running `"docker" "rm" "-f" "f7fda8a606f2339ce13dfcef83d68d16d7558cb15a0bc0e05d5aba55ceeeaf32"` [INFO] [stdout] f7fda8a606f2339ce13dfcef83d68d16d7558cb15a0bc0e05d5aba55ceeeaf32 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/themasch/rust-jvm:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] 31c7c187a4b822ad4b104f235af09cf9de1242cfd738d9164ae5bc0b9698c17c [INFO] running `"docker" "start" "-a" "31c7c187a4b822ad4b104f235af09cf9de1242cfd738d9164ae5bc0b9698c17c"` [INFO] [stderr] Compiling rjvm v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `nom::*` [INFO] [stderr] --> src/java/class_file/parser.rs:326:9 [INFO] [stderr] | [INFO] [stderr] 326 | use nom::*; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `nom::IResult` [INFO] [stderr] --> src/java/class_file/mod.rs:112:5 [INFO] [stderr] | [INFO] [stderr] 112 | use nom::IResult; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::slice::Iter` [INFO] [stderr] --> src/java/class_file/mod.rs:113:5 [INFO] [stderr] | [INFO] [stderr] 113 | use std::slice::Iter; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `java::class_file::ClassFile` [INFO] [stderr] --> src/java/runtime/mod.rs:456:9 [INFO] [stderr] | [INFO] [stderr] 456 | use java::class_file::ClassFile; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `java::class_file::Method` [INFO] [stderr] --> src/java/runtime/mod.rs:457:9 [INFO] [stderr] | [INFO] [stderr] 457 | use java::class_file::Method; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `java::class_file::Attribute` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use java::class_file::Attribute; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `java::class_file::CodeBlock` [INFO] [stderr] --> src/main.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use java::class_file::CodeBlock; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/java/class_file/parser.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | / loop { [INFO] [stderr] 27 | | if input[0] == b')' { [INFO] [stderr] 28 | | return Ok((&input[1..], vec)); [INFO] [stderr] 29 | | } [INFO] [stderr] ... | [INFO] [stderr] 37 | | } [INFO] [stderr] 38 | | }.clone() [INFO] [stderr] | |_____________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rem` [INFO] [stderr] --> src/java/class_file/mod.rs:121:17 [INFO] [stderr] | [INFO] [stderr] 121 | Ok((rem, (args, ret))) => Ok(MethodDescriptor { arguments: args, return_type: ret }), [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_rem` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `exception_table` [INFO] [stderr] --> src/java/class_file/parser.rs:181:21 [INFO] [stderr] | [INFO] [stderr] 181 | exception_table: length_count!( be_u16, exception_table ) >> [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_exception_table` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `length` [INFO] [stderr] --> src/java/class_file/parser.rs:150:9 [INFO] [stderr] | [INFO] [stderr] 150 | length: be_u32 >> [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_length` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `input` [INFO] [stderr] --> src/java/class_file/parser.rs:342:13 [INFO] [stderr] | [INFO] [stderr] 342 | let input = b"()V"; [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_input` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/java/runtime/mod.rs:65:13 [INFO] [stderr] | [INFO] [stderr] 65 | for i in 0..size { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `arg_type` [INFO] [stderr] --> src/java/runtime/mod.rs:347:89 [INFO] [stderr] | [INFO] [stderr] 347 | let mut args = method.get_signature().arguments.iter().map(|arg_type| { [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_arg_type` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `value` [INFO] [stderr] --> src/java/runtime/mod.rs:290:40 [INFO] [stderr] | [INFO] [stderr] 290 | Instruction::IInc((offset, value)) => match stack_frame.get_variable_mut(usize::from(*offset)) { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_value` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `return_value` [INFO] [stderr] --> src/java/runtime/mod.rs:390:17 [INFO] [stderr] | [INFO] [stderr] 390 | let mut return_value: Option = None; [INFO] [stderr] | ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_return_value` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/java/runtime/mod.rs:390:13 [INFO] [stderr] | [INFO] [stderr] 390 | let mut return_value: Option = None; [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: private type `java::runtime::StackValue` in public interface (error E0446) [INFO] [stderr] --> src/java/runtime/mod.rs:199:5 [INFO] [stderr] | [INFO] [stderr] 199 | / pub fn exec_method_on_main(&mut self, method_name: &str) -> Result, RuntimeError> { [INFO] [stderr] 200 | | let class = self.classes.get(&self.main_class).expect("no main class loaded").clone(); [INFO] [stderr] 201 | | let method = class.methods.iter().find(|method| method.name.eq(method_name)); [INFO] [stderr] 202 | | if method.is_none() { [INFO] [stderr] ... | [INFO] [stderr] 206 | | return self.run_method(method.unwrap(), class.clone(), vec![]); [INFO] [stderr] 207 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(private_in_public)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `DEMOCLASS` [INFO] [stderr] --> src/java/class_file/parser.rs:287:5 [INFO] [stderr] | [INFO] [stderr] 287 | const DEMOCLASS: &'static [u8] = include_bytes!("../../../sample/DemoClass.class"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `disassemble` [INFO] [stderr] --> src/java/class_file/dissasm.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn disassemble<'a>(method: &Method<'a>) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Public` [INFO] [stderr] --> src/java/class_file/mod.rs:87:5 [INFO] [stderr] | [INFO] [stderr] 87 | Public, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Private` [INFO] [stderr] --> src/java/class_file/mod.rs:88:5 [INFO] [stderr] | [INFO] [stderr] 88 | Private, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Protected` [INFO] [stderr] --> src/java/class_file/mod.rs:89:5 [INFO] [stderr] | [INFO] [stderr] 89 | Protected, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Static` [INFO] [stderr] --> src/java/class_file/mod.rs:90:5 [INFO] [stderr] | [INFO] [stderr] 90 | Static, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Final` [INFO] [stderr] --> src/java/class_file/mod.rs:91:5 [INFO] [stderr] | [INFO] [stderr] 91 | Final, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Synchronized` [INFO] [stderr] --> src/java/class_file/mod.rs:92:5 [INFO] [stderr] | [INFO] [stderr] 92 | Synchronized, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Native` [INFO] [stderr] --> src/java/class_file/mod.rs:93:5 [INFO] [stderr] | [INFO] [stderr] 93 | Native, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Abstract` [INFO] [stderr] --> src/java/class_file/mod.rs:94:5 [INFO] [stderr] | [INFO] [stderr] 94 | Abstract, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Strict` [INFO] [stderr] --> src/java/class_file/mod.rs:95:5 [INFO] [stderr] | [INFO] [stderr] 95 | Strict, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_access` [INFO] [stderr] --> src/java/class_file/mod.rs:215:5 [INFO] [stderr] | [INFO] [stderr] 215 | pub fn get_access(&self) -> HashSet { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_line_numbers` [INFO] [stderr] --> src/java/class_file/mod.rs:260:5 [INFO] [stderr] | [INFO] [stderr] 260 | pub fn get_line_numbers(&self) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `None` [INFO] [stderr] --> src/java/runtime/mod.rs:44:5 [INFO] [stderr] | [INFO] [stderr] 44 | None, [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Null` [INFO] [stderr] --> src/java/runtime/mod.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | Null, [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `GotoAbsolute` [INFO] [stderr] --> src/java/runtime/mod.rs:118:5 [INFO] [stderr] | [INFO] [stderr] 118 | GotoAbsolute(usize), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `classpath` [INFO] [stderr] --> src/java/runtime/mod.rs:129:5 [INFO] [stderr] | [INFO] [stderr] 129 | classpath: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/java/runtime/mod.rs:423:21 [INFO] [stderr] | [INFO] [stderr] 423 | self.check_return_type(method.get_signature().return_type, &return_value); [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] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.30s [INFO] running `"docker" "inspect" "31c7c187a4b822ad4b104f235af09cf9de1242cfd738d9164ae5bc0b9698c17c"` [INFO] running `"docker" "rm" "-f" "31c7c187a4b822ad4b104f235af09cf9de1242cfd738d9164ae5bc0b9698c17c"` [INFO] [stdout] 31c7c187a4b822ad4b104f235af09cf9de1242cfd738d9164ae5bc0b9698c17c [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/themasch/rust-jvm:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] 9d8064148bda9f8c1f1ab4181575db4438e020bbcecf119bd59c370a710390ec [INFO] running `"docker" "start" "-a" "9d8064148bda9f8c1f1ab4181575db4438e020bbcecf119bd59c370a710390ec"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/crater/target/debug/deps/rjvm-fb82b8bd162ff5a3 [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test java::class_file::parser::test::it_gets_the_version_correct ... ok [INFO] [stdout] test java::class_file::parser::test::test_method_desc_void ... ok [INFO] [stdout] test java::class_file::parser::test::it_reads_the_correct_number_of_constants ... ok [INFO] [stdout] test java::class_file::parser::test::it_gets_the_class_name_correct ... ok [INFO] [stdout] test java::class_file::parser::test::test_param_list_int_int ... ok [INFO] [stdout] test java::runtime::test::test_basic_math ... ok [INFO] [stdout] test java::class_file::parser::test::it_can_read_the_complete_class_file ... ok [INFO] [stdout] test java::runtime::test::test_basic_math_with_loop ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "9d8064148bda9f8c1f1ab4181575db4438e020bbcecf119bd59c370a710390ec"` [INFO] running `"docker" "rm" "-f" "9d8064148bda9f8c1f1ab4181575db4438e020bbcecf119bd59c370a710390ec"` [INFO] [stdout] 9d8064148bda9f8c1f1ab4181575db4438e020bbcecf119bd59c370a710390ec