[INFO] cloning repository MatevzFa/class2json [INFO] running `"git" "clone" "--bare" "git://github.com/MatevzFa/class2json.git" "work/cache/sources/gh/MatevzFa/class2json"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/MatevzFa/class2json'... [INFO] running `"git" "clone" "work/cache/sources/gh/MatevzFa/class2json" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/MatevzFa/class2json"` [INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/MatevzFa/class2json'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/MatevzFa/class2json" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/MatevzFa/class2json"` [INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/MatevzFa/class2json'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] d117af2ea0837f499261d72093dfc4bdcfdd4bfd [INFO] sha for GitHub repo MatevzFa/class2json: d117af2ea0837f499261d72093dfc4bdcfdd4bfd [INFO] validating manifest of MatevzFa/class2json on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of MatevzFa/class2json on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing MatevzFa/class2json [INFO] finished frobbing MatevzFa/class2json [INFO] frobbed toml for MatevzFa/class2json written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/MatevzFa/class2json/Cargo.toml [INFO] started frobbing MatevzFa/class2json [INFO] finished frobbing MatevzFa/class2json [INFO] frobbed toml for MatevzFa/class2json written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/MatevzFa/class2json/Cargo.toml [INFO] crate MatevzFa/class2json already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking MatevzFa/class2json against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008 [INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-3/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/MatevzFa/class2json:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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=forbid" "-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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 10eccca3ece24efab4f32ec857c086fda978f9ebd69fb79f66cc1011ed7030b6 [INFO] running `"docker" "start" "-a" "10eccca3ece24efab4f32ec857c086fda978f9ebd69fb79f66cc1011ed7030b6"` [INFO] [stderr] Checking erased-serde v0.3.9 [INFO] [stderr] Checking class2json v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/read_util.rs:4:24 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn read_u8(f: &mut Read) -> u8 { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/read_util.rs:11:25 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn read_u16(f: &mut Read) -> u16 { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/read_util.rs:18:25 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn read_u32(f: &mut Read) -> u32 { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/read_util.rs:25:28 [INFO] [stderr] | [INFO] [stderr] 25 | pub fn read_vec_u8(f: &mut Read, length: usize) -> Vec { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/read_util.rs:32:29 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn read_vec_u16(f: &mut Read, length: usize) -> Vec { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/class_file/constant_pool.rs:15:24 [INFO] [stderr] | [INFO] [stderr] 15 | pub array: Vec>, [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn CpInfo` [INFO] [stderr] [INFO] [stderr] warning: unused macro definition [INFO] [stderr] --> src/bytecode/mod.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / macro_rules! instruction { [INFO] [stderr] 2 | | ($instr:expr, [$(eval $a:expr),*]) => {{ [INFO] [stderr] 3 | | let mut vector: Vec = Vec::new(); [INFO] [stderr] 4 | | $(vector.push($x as u8);)* [INFO] [stderr] 5 | | (instr, vector.sum(), vector) [INFO] [stderr] 6 | | }}; [INFO] [stderr] 7 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_macros)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:40:27 [INFO] [stderr] | [INFO] [stderr] 40 | fn read_classfile(f: &mut Read) -> ClassFile { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:65:31 [INFO] [stderr] | [INFO] [stderr] 65 | fn read_constant_pool(f: &mut Read, constant_pool_count: u16) -> ConstantPool { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:66:36 [INFO] [stderr] | [INFO] [stderr] 66 | let mut constant_pool: Vec> = Vec::new(); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn CpInfo` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:73:26 [INFO] [stderr] | [INFO] [stderr] 73 | let cp_info: Box = match tag { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn CpInfo` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:183:24 [INFO] [stderr] | [INFO] [stderr] 183 | fn read_fields(f: &mut Read, fields_count: u16) -> Fields { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:204:25 [INFO] [stderr] | [INFO] [stderr] 204 | fn read_methods(f: &mut Read, methods_count: u16) -> Methods { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:225:28 [INFO] [stderr] | [INFO] [stderr] 225 | fn read_attributes(f: &mut Read, attributes_count: u16) -> Attributes { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/read_util.rs:4:24 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn read_u8(f: &mut Read) -> u8 { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/read_util.rs:11:25 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn read_u16(f: &mut Read) -> u16 { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/read_util.rs:18:25 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn read_u32(f: &mut Read) -> u32 { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/read_util.rs:25:28 [INFO] [stderr] | [INFO] [stderr] 25 | pub fn read_vec_u8(f: &mut Read, length: usize) -> Vec { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/read_util.rs:32:29 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn read_vec_u16(f: &mut Read, length: usize) -> Vec { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/class_file/constant_pool.rs:15:24 [INFO] [stderr] | [INFO] [stderr] 15 | pub array: Vec>, [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn CpInfo` [INFO] [stderr] [INFO] [stderr] warning: unused macro definition [INFO] [stderr] --> src/bytecode/mod.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / macro_rules! instruction { [INFO] [stderr] 2 | | ($instr:expr, [$(eval $a:expr),*]) => {{ [INFO] [stderr] 3 | | let mut vector: Vec = Vec::new(); [INFO] [stderr] 4 | | $(vector.push($x as u8);)* [INFO] [stderr] 5 | | (instr, vector.sum(), vector) [INFO] [stderr] 6 | | }}; [INFO] [stderr] 7 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_macros)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:40:27 [INFO] [stderr] | [INFO] [stderr] 40 | fn read_classfile(f: &mut Read) -> ClassFile { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:65:31 [INFO] [stderr] | [INFO] [stderr] 65 | fn read_constant_pool(f: &mut Read, constant_pool_count: u16) -> ConstantPool { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:66:36 [INFO] [stderr] | [INFO] [stderr] 66 | let mut constant_pool: Vec> = Vec::new(); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn CpInfo` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:73:26 [INFO] [stderr] | [INFO] [stderr] 73 | let cp_info: Box = match tag { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn CpInfo` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:183:24 [INFO] [stderr] | [INFO] [stderr] 183 | fn read_fields(f: &mut Read, fields_count: u16) -> Fields { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:204:25 [INFO] [stderr] | [INFO] [stderr] 204 | fn read_methods(f: &mut Read, methods_count: u16) -> Methods { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:225:28 [INFO] [stderr] | [INFO] [stderr] 225 | fn read_attributes(f: &mut Read, attributes_count: u16) -> Attributes { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] [INFO] [stderr] error[E0369]: binary operation `<<` cannot be applied to type `std::option::Option<&u8>` [INFO] [stderr] --> src/serialization.rs:33:85 [INFO] [stderr] | [INFO] [stderr] 33 | 4 => bytecode_iter.next().unwrap() << 24 | bytecode_iter.next() << 16 | bytecode_iter.next() << 8 | bytecode_iter.next().unwrap(), [INFO] [stderr] | -------------------- ^^ -- {integer} [INFO] [stderr] | | [INFO] [stderr] | std::option::Option<&u8> [INFO] [stderr] | [INFO] [stderr] = note: an implementation of `std::ops::Shl` might be missing for `std::option::Option<&u8>` [INFO] [stderr] [INFO] [stderr] error[E0369]: binary operation `<<` cannot be applied to type `std::option::Option<&u8>` [INFO] [stderr] --> src/serialization.rs:33:114 [INFO] [stderr] | [INFO] [stderr] 33 | 4 => bytecode_iter.next().unwrap() << 24 | bytecode_iter.next() << 16 | bytecode_iter.next() << 8 | bytecode_iter.next().unwrap(), [INFO] [stderr] | -------------------- ^^ - {integer} [INFO] [stderr] | | [INFO] [stderr] | std::option::Option<&u8> [INFO] [stderr] | [INFO] [stderr] = note: an implementation of `std::ops::Shl` might be missing for `std::option::Option<&u8>` [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0369`. [INFO] [stderr] error: Could not compile `class2json`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error[E0369]: binary operation `<<` cannot be applied to type `std::option::Option<&u8>` [INFO] [stderr] --> src/serialization.rs:33:85 [INFO] [stderr] | [INFO] [stderr] 33 | 4 => bytecode_iter.next().unwrap() << 24 | bytecode_iter.next() << 16 | bytecode_iter.next() << 8 | bytecode_iter.next().unwrap(), [INFO] [stderr] | -------------------- ^^ -- {integer} [INFO] [stderr] | | [INFO] [stderr] | std::option::Option<&u8> [INFO] [stderr] | [INFO] [stderr] = note: an implementation of `std::ops::Shl` might be missing for `std::option::Option<&u8>` [INFO] [stderr] [INFO] [stderr] error[E0369]: binary operation `<<` cannot be applied to type `std::option::Option<&u8>` [INFO] [stderr] --> src/serialization.rs:33:114 [INFO] [stderr] | [INFO] [stderr] 33 | 4 => bytecode_iter.next().unwrap() << 24 | bytecode_iter.next() << 16 | bytecode_iter.next() << 8 | bytecode_iter.next().unwrap(), [INFO] [stderr] | -------------------- ^^ - {integer} [INFO] [stderr] | | [INFO] [stderr] | std::option::Option<&u8> [INFO] [stderr] | [INFO] [stderr] = note: an implementation of `std::ops::Shl` might be missing for `std::option::Option<&u8>` [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0369`. [INFO] [stderr] error: Could not compile `class2json`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "10eccca3ece24efab4f32ec857c086fda978f9ebd69fb79f66cc1011ed7030b6"` [INFO] running `"docker" "rm" "-f" "10eccca3ece24efab4f32ec857c086fda978f9ebd69fb79f66cc1011ed7030b6"` [INFO] [stdout] 10eccca3ece24efab4f32ec857c086fda978f9ebd69fb79f66cc1011ed7030b6