[INFO] cloning repository https://github.com/MatevzFa/class2json [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MatevzFa/class2json" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMatevzFa%2Fclass2json", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMatevzFa%2Fclass2json'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d117af2ea0837f499261d72093dfc4bdcfdd4bfd [INFO] checking MatevzFa/class2json against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMatevzFa%2Fclass2json" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MatevzFa/class2json on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/MatevzFa/class2json [INFO] finished tweaking git repo https://github.com/MatevzFa/class2json [INFO] tweaked toml for git repo https://github.com/MatevzFa/class2json written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/MatevzFa/class2json already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c712e6cb2203896027a12a0c9396397fca8026350e9fcbd6a0726bc71f317871 [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" "c712e6cb2203896027a12a0c9396397fca8026350e9fcbd6a0726bc71f317871", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c712e6cb2203896027a12a0c9396397fca8026350e9fcbd6a0726bc71f317871", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c712e6cb2203896027a12a0c9396397fca8026350e9fcbd6a0726bc71f317871", kill_on_drop: false }` [INFO] [stdout] c712e6cb2203896027a12a0c9396397fca8026350e9fcbd6a0726bc71f317871 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6f96638d77440ee40bc35cb2abea2e1efd9338d71a9cf38356b1c56254833d4b [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" "6f96638d77440ee40bc35cb2abea2e1efd9338d71a9cf38356b1c56254833d4b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling serde v1.0.89 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking bitflags v1.0.3 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking atty v0.2.10 [INFO] [stderr] Checking clap v2.31.2 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Compiling syn v0.15.27 [INFO] [stderr] Compiling serde_derive v1.0.89 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Checking erased-serde v0.3.9 [INFO] [stderr] Checking class2json v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/read_util.rs:4:24 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn read_u8(f: &mut Read) -> u8 { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/read_util.rs:11:25 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn read_u16(f: &mut Read) -> u16 { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/read_util.rs:18:25 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn read_u32(f: &mut Read) -> u32 { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/read_util.rs:25:28 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn read_vec_u8(f: &mut Read, length: usize) -> Vec { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/read_util.rs:32:29 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn read_vec_u16(f: &mut Read, length: usize) -> Vec { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/class_file/constant_pool.rs:15:24 [INFO] [stdout] | [INFO] [stdout] 15 | pub array: Vec>, [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn CpInfo` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition [INFO] [stdout] --> src/bytecode/mod.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / macro_rules! instruction { [INFO] [stdout] 2 | | ($instr:expr, [$(eval $a:expr),*]) => {{ [INFO] [stdout] 3 | | let mut vector: Vec = Vec::new(); [INFO] [stdout] 4 | | $(vector.push($x as u8);)* [INFO] [stdout] 5 | | (instr, vector.sum(), vector) [INFO] [stdout] 6 | | }}; [INFO] [stdout] 7 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:40:27 [INFO] [stdout] | [INFO] [stdout] 40 | fn read_classfile(f: &mut Read) -> ClassFile { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:65:31 [INFO] [stdout] | [INFO] [stdout] 65 | fn read_constant_pool(f: &mut Read, constant_pool_count: u16) -> ConstantPool { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:66:36 [INFO] [stdout] | [INFO] [stdout] 66 | let mut constant_pool: Vec> = Vec::new(); [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn CpInfo` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:73:26 [INFO] [stdout] | [INFO] [stdout] 73 | let cp_info: Box = match tag { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn CpInfo` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:183:24 [INFO] [stdout] | [INFO] [stdout] 183 | fn read_fields(f: &mut Read, fields_count: u16) -> Fields { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:204:25 [INFO] [stdout] | [INFO] [stdout] 204 | fn read_methods(f: &mut Read, methods_count: u16) -> Methods { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:225:28 [INFO] [stdout] | [INFO] [stdout] 225 | fn read_attributes(f: &mut Read, attributes_count: u16) -> Attributes { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/read_util.rs:4:24 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn read_u8(f: &mut Read) -> u8 { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/read_util.rs:11:25 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn read_u16(f: &mut Read) -> u16 { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/read_util.rs:18:25 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn read_u32(f: &mut Read) -> u32 { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/read_util.rs:25:28 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn read_vec_u8(f: &mut Read, length: usize) -> Vec { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/read_util.rs:32:29 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn read_vec_u16(f: &mut Read, length: usize) -> Vec { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/class_file/constant_pool.rs:15:24 [INFO] [stdout] | [INFO] [stdout] 15 | pub array: Vec>, [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn CpInfo` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition [INFO] [stdout] --> src/bytecode/mod.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / macro_rules! instruction { [INFO] [stdout] 2 | | ($instr:expr, [$(eval $a:expr),*]) => {{ [INFO] [stdout] 3 | | let mut vector: Vec = Vec::new(); [INFO] [stdout] 4 | | $(vector.push($x as u8);)* [INFO] [stdout] 5 | | (instr, vector.sum(), vector) [INFO] [stdout] 6 | | }}; [INFO] [stdout] 7 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:40:27 [INFO] [stdout] | [INFO] [stdout] 40 | fn read_classfile(f: &mut Read) -> ClassFile { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:65:31 [INFO] [stdout] | [INFO] [stdout] 65 | fn read_constant_pool(f: &mut Read, constant_pool_count: u16) -> ConstantPool { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:66:36 [INFO] [stdout] | [INFO] [stdout] 66 | let mut constant_pool: Vec> = Vec::new(); [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn CpInfo` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:73:26 [INFO] [stdout] | [INFO] [stdout] 73 | let cp_info: Box = match tag { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn CpInfo` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:183:24 [INFO] [stdout] | [INFO] [stdout] 183 | fn read_fields(f: &mut Read, fields_count: u16) -> Fields { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:204:25 [INFO] [stdout] | [INFO] [stdout] 204 | fn read_methods(f: &mut Read, methods_count: u16) -> Methods { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:225:28 [INFO] [stdout] | [INFO] [stdout] 225 | fn read_attributes(f: &mut Read, attributes_count: u16) -> Attributes { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: no implementation for `u8 | std::option::Option<&u8>` [INFO] [stdout] --> src/serialization.rs:32:61 [INFO] [stdout] | [INFO] [stdout] 32 | 2 => bytecode_iter.next().unwrap() << 8 | bytecode_iter.next(), [INFO] [stdout] | ^ no implementation for `u8 | std::option::Option<&u8>` [INFO] [stdout] | [INFO] [stdout] = help: the trait `BitOr>` is not implemented for `u8` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0369]: no implementation for `std::option::Option<&u8> << {integer}` [INFO] [stdout] --> src/serialization.rs:33:85 [INFO] [stdout] | [INFO] [stdout] 33 | ... 4 => bytecode_iter.next().unwrap() << 24 | bytecode_iter.next() << 16 | bytecode_iter.next() << 8 | bytecode_iter.next().unwrap(), [INFO] [stdout] | -------------------- ^^ -- {integer} [INFO] [stdout] | | [INFO] [stdout] | std::option::Option<&u8> [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0369]: no implementation for `std::option::Option<&u8> << {integer}` [INFO] [stdout] --> src/serialization.rs:33:114 [INFO] [stdout] | [INFO] [stdout] 33 | ... 4 => bytecode_iter.next().unwrap() << 24 | bytecode_iter.next() << 16 | bytecode_iter.next() << 8 | bytecode_iter.next().unwrap(), [INFO] [stdout] | -------------------- ^^ - {integer} [INFO] [stdout] | | [INFO] [stdout] | std::option::Option<&u8> [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `match` arms have incompatible types [INFO] [stdout] --> src/serialization.rs:33:26 [INFO] [stdout] | [INFO] [stdout] 30 | let arg = match arg_len { [INFO] [stdout] | ___________________________- [INFO] [stdout] 31 | | 1 => bytecode_iter.next().unwrap(), [INFO] [stdout] | | ----------------------------- this is found to be of type `&u8` [INFO] [stdout] 32 | | 2 => bytecode_iter.next().unwrap() << 8 | bytecode_iter.next(), [INFO] [stdout] | | --------------------------------------------------------- this is found to be of type `&u8` [INFO] [stdout] 33 | | 4 => bytecode_iter.next().unwrap() << 24 | bytecode_iter.next() << 16 | bytecode_iter.next() << 8 | bytecode_iter.next().unwrap... [INFO] [stdout] | | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `&u8`, found `u8` [INFO] [stdout] 34 | | }; [INFO] [stdout] | |_________________- `match` arms have incompatible types [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: no implementation for `u8 | std::option::Option<&u8>` [INFO] [stdout] --> src/serialization.rs:32:61 [INFO] [stdout] | [INFO] [stdout] 32 | 2 => bytecode_iter.next().unwrap() << 8 | bytecode_iter.next(), [INFO] [stdout] | ^ no implementation for `u8 | std::option::Option<&u8>` [INFO] [stdout] | [INFO] [stdout] = help: the trait `BitOr>` is not implemented for `u8` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0369]: no implementation for `std::option::Option<&u8> << {integer}` [INFO] [stdout] --> src/serialization.rs:33:85 [INFO] [stdout] | [INFO] [stdout] 33 | ... 4 => bytecode_iter.next().unwrap() << 24 | bytecode_iter.next() << 16 | bytecode_iter.next() << 8 | bytecode_iter.next().unwrap(), [INFO] [stdout] | -------------------- ^^ -- {integer} [INFO] [stdout] | | [INFO] [stdout] | std::option::Option<&u8> [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0369]: no implementation for `std::option::Option<&u8> << {integer}` [INFO] [stdout] --> src/serialization.rs:33:114 [INFO] [stdout] | [INFO] [stdout] 33 | ... 4 => bytecode_iter.next().unwrap() << 24 | bytecode_iter.next() << 16 | bytecode_iter.next() << 8 | bytecode_iter.next().unwrap(), [INFO] [stdout] | -------------------- ^^ - {integer} [INFO] [stdout] | | [INFO] [stdout] | std::option::Option<&u8> [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `match` arms have incompatible types [INFO] [stdout] --> src/serialization.rs:33:26 [INFO] [stdout] | [INFO] [stdout] 30 | let arg = match arg_len { [INFO] [stdout] | ___________________________- [INFO] [stdout] 31 | | 1 => bytecode_iter.next().unwrap(), [INFO] [stdout] | | ----------------------------- this is found to be of type `&u8` [INFO] [stdout] 32 | | 2 => bytecode_iter.next().unwrap() << 8 | bytecode_iter.next(), [INFO] [stdout] | | --------------------------------------------------------- this is found to be of type `&u8` [INFO] [stdout] 33 | | 4 => bytecode_iter.next().unwrap() << 24 | bytecode_iter.next() << 16 | bytecode_iter.next() << 8 | bytecode_iter.next().unwrap... [INFO] [stdout] | | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `&u8`, found `u8` [INFO] [stdout] 34 | | }; [INFO] [stdout] | |_________________- `match` arms have incompatible types [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0308, E0369. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `class2json` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 4 previous errors; 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0308, E0369. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "6f96638d77440ee40bc35cb2abea2e1efd9338d71a9cf38356b1c56254833d4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f96638d77440ee40bc35cb2abea2e1efd9338d71a9cf38356b1c56254833d4b", kill_on_drop: false }` [INFO] [stdout] 6f96638d77440ee40bc35cb2abea2e1efd9338d71a9cf38356b1c56254833d4b