[INFO] cloning repository https://github.com/jono94/rust-ethereum [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jono94/rust-ethereum" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjono94%2Frust-ethereum", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjono94%2Frust-ethereum'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1095544b3fbfcc971fbe24d7011f6017ae99c9fa [INFO] testing jono94/rust-ethereum against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjono94%2Frust-ethereum" "/workspace/builds/worker-58/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-58/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jono94/rust-ethereum on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jono94/rust-ethereum [INFO] finished tweaking git repo https://github.com/jono94/rust-ethereum [INFO] tweaked toml for git repo https://github.com/jono94/rust-ethereum written to /workspace/builds/worker-58/source/Cargo.toml [INFO] crate git repo https://github.com/jono94/rust-ethereum already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fc55560f55b84c579447df51785ec78087c7b8078227f08cdab010a5399b4b7d [INFO] running `Command { std: "docker" "start" "-a" "fc55560f55b84c579447df51785ec78087c7b8078227f08cdab010a5399b4b7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fc55560f55b84c579447df51785ec78087c7b8078227f08cdab010a5399b4b7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc55560f55b84c579447df51785ec78087c7b8078227f08cdab010a5399b4b7d", kill_on_drop: false }` [INFO] [stdout] fc55560f55b84c579447df51785ec78087c7b8078227f08cdab010a5399b4b7d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6876fa9f11a26e5132b4a97cee577d1b32a1429e861bb9053b332c39a1e20b42 [INFO] running `Command { std: "docker" "start" "-a" "6876fa9f11a26e5132b4a97cee577d1b32a1429e861bb9053b332c39a1e20b42", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Compiling textwrap v0.15.0 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling termcolor v1.1.3 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling os_str_bytes v6.0.0 [INFO] [stderr] Compiling quote v1.0.17 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap_derive v3.1.7 [INFO] [stderr] Compiling clap v3.1.8 [INFO] [stderr] Compiling ethereum v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: type `u256` should have an upper camel case name [INFO] [stdout] --> src/execution/types.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct u256 { [INFO] [stdout] | ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `U256` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ROMOutOfBoundsError` [INFO] [stdout] --> src/main.rs:11:63 [INFO] [stdout] | [INFO] [stdout] 11 | use crate::execution::program_context::{ ProgramContext, Rom, ROMOutOfBoundsError }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/execution/program_context.rs:111:9 [INFO] [stdout] | [INFO] [stdout] 96 | / loop { [INFO] [stdout] 97 | | let mut line: String = String::new(); [INFO] [stdout] 98 | | let opcode = &self.next_byte()?; [INFO] [stdout] 99 | | if let Some(instruction) = &Instructions.get(&opcode) { [INFO] [stdout] ... | [INFO] [stdout] 109 | | println!("{}", line); [INFO] [stdout] 110 | | } [INFO] [stdout] | |_________- any code following this expression is unreachable [INFO] [stdout] 111 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `byte_data` [INFO] [stdout] --> src/execution/instructions.rs:438:14 [INFO] [stdout] | [INFO] [stdout] 438 | let byte_data: u256 = u256::from_u8(program_context.rom.next_byte()?); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_byte_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `overflow` [INFO] [stdout] --> src/execution/types.rs:47:21 [INFO] [stdout] | [INFO] [stdout] 47 | let (upper, overflow) = u128::overflowing_add(self.upper, intermediate_upper); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_overflow` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/execution/instructions.rs:436:9 [INFO] [stdout] | [INFO] [stdout] 436 | let mut data: u256 = u256::zero(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | let mut rom = load_rom_from_file(filename); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `lt` [INFO] [stdout] --> src/execution/instructions.rs:410:4 [INFO] [stdout] | [INFO] [stdout] 410 | fn lt(_opcode: u8, program_context: &mut ProgramContext) -> Result<(), ProgramError> { [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `gt` [INFO] [stdout] --> src/execution/instructions.rs:421:4 [INFO] [stdout] | [INFO] [stdout] 421 | fn gt(_opcode: u8, program_context: &mut ProgramContext) -> Result<(), ProgramError> { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `encode_hex` [INFO] [stdout] --> src/execution/program_context.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn encode_hex(bytes: &[u8]) -> String { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/execution/program_context.rs:75:12 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn new(rom: Vec) -> Rom { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `memory` [INFO] [stdout] --> src/execution/program_context.rs:147:5 [INFO] [stdout] | [INFO] [stdout] 147 | memory: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `storage` [INFO] [stdout] --> src/execution/program_context.rs:158:5 [INFO] [stdout] | [INFO] [stdout] 158 | storage: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_u128` [INFO] [stdout] --> src/execution/types.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn from_u128(lower: u128) -> u256 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:48:25 [INFO] [stdout] | [INFO] [stdout] 48 | instruction.execute(&mut program_context); [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] [INFO] [stdout] [INFO] [stdout] warning: static variable `Instructions` should have an upper case name [INFO] [stdout] --> src/execution/instructions.rs:167:20 [INFO] [stdout] | [INFO] [stdout] 167 | pub static ref Instructions: HashMap = HashMap::from([ [INFO] [stdout] | ^^^^^^^^^^^^ help: convert the identifier to upper case: `INSTRUCTIONS` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.68s [INFO] running `Command { std: "docker" "inspect" "6876fa9f11a26e5132b4a97cee577d1b32a1429e861bb9053b332c39a1e20b42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6876fa9f11a26e5132b4a97cee577d1b32a1429e861bb9053b332c39a1e20b42", kill_on_drop: false }` [INFO] [stdout] 6876fa9f11a26e5132b4a97cee577d1b32a1429e861bb9053b332c39a1e20b42 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 15e110d4c80378ef23892e00715aca8f5ad27ade7805d5f1aa256fe974216db7 [INFO] running `Command { std: "docker" "start" "-a" "15e110d4c80378ef23892e00715aca8f5ad27ade7805d5f1aa256fe974216db7", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling ethereum v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: type `u256` should have an upper camel case name [INFO] [stdout] --> src/execution/types.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct u256 { [INFO] [stdout] | ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `U256` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ROMOutOfBoundsError` [INFO] [stdout] --> src/main.rs:11:63 [INFO] [stdout] | [INFO] [stdout] 11 | use crate::execution::program_context::{ ProgramContext, Rom, ROMOutOfBoundsError }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/execution/program_context.rs:111:9 [INFO] [stdout] | [INFO] [stdout] 96 | / loop { [INFO] [stdout] 97 | | let mut line: String = String::new(); [INFO] [stdout] 98 | | let opcode = &self.next_byte()?; [INFO] [stdout] 99 | | if let Some(instruction) = &Instructions.get(&opcode) { [INFO] [stdout] ... | [INFO] [stdout] 109 | | println!("{}", line); [INFO] [stdout] 110 | | } [INFO] [stdout] | |_________- any code following this expression is unreachable [INFO] [stdout] 111 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `byte_data` [INFO] [stdout] --> src/execution/instructions.rs:438:14 [INFO] [stdout] | [INFO] [stdout] 438 | let byte_data: u256 = u256::from_u8(program_context.rom.next_byte()?); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_byte_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `overflow` [INFO] [stdout] --> src/execution/types.rs:47:21 [INFO] [stdout] | [INFO] [stdout] 47 | let (upper, overflow) = u128::overflowing_add(self.upper, intermediate_upper); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_overflow` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/execution/instructions.rs:436:9 [INFO] [stdout] | [INFO] [stdout] 436 | let mut data: u256 = u256::zero(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | let mut rom = load_rom_from_file(filename); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `lt` [INFO] [stdout] --> src/execution/instructions.rs:410:4 [INFO] [stdout] | [INFO] [stdout] 410 | fn lt(_opcode: u8, program_context: &mut ProgramContext) -> Result<(), ProgramError> { [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `gt` [INFO] [stdout] --> src/execution/instructions.rs:421:4 [INFO] [stdout] | [INFO] [stdout] 421 | fn gt(_opcode: u8, program_context: &mut ProgramContext) -> Result<(), ProgramError> { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `encode_hex` [INFO] [stdout] --> src/execution/program_context.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn encode_hex(bytes: &[u8]) -> String { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/execution/program_context.rs:75:12 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn new(rom: Vec) -> Rom { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `memory` [INFO] [stdout] --> src/execution/program_context.rs:147:5 [INFO] [stdout] | [INFO] [stdout] 147 | memory: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `storage` [INFO] [stdout] --> src/execution/program_context.rs:158:5 [INFO] [stdout] | [INFO] [stdout] 158 | storage: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_u128` [INFO] [stdout] --> src/execution/types.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn from_u128(lower: u128) -> u256 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:48:25 [INFO] [stdout] | [INFO] [stdout] 48 | instruction.execute(&mut program_context); [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] [INFO] [stdout] [INFO] [stdout] warning: static variable `Instructions` should have an upper case name [INFO] [stdout] --> src/execution/instructions.rs:167:20 [INFO] [stdout] | [INFO] [stdout] 167 | pub static ref Instructions: HashMap = HashMap::from([ [INFO] [stdout] | ^^^^^^^^^^^^ help: convert the identifier to upper case: `INSTRUCTIONS` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.37s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/ethereum-e143fd89c8704cc6) [INFO] running `Command { std: "docker" "inspect" "15e110d4c80378ef23892e00715aca8f5ad27ade7805d5f1aa256fe974216db7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15e110d4c80378ef23892e00715aca8f5ad27ade7805d5f1aa256fe974216db7", kill_on_drop: false }` [INFO] [stdout] 15e110d4c80378ef23892e00715aca8f5ad27ade7805d5f1aa256fe974216db7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b8390bdbfdbb008f4cb0c955f40d14d0488464496a2d092e02c70dcf8cc89254 [INFO] running `Command { std: "docker" "start" "-a" "b8390bdbfdbb008f4cb0c955f40d14d0488464496a2d092e02c70dcf8cc89254", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: type `u256` should have an upper camel case name [INFO] [stderr] --> src/execution/types.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | pub struct u256 { [INFO] [stderr] | ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `U256` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `ROMOutOfBoundsError` [INFO] [stderr] --> src/main.rs:11:63 [INFO] [stderr] | [INFO] [stderr] 11 | use crate::execution::program_context::{ ProgramContext, Rom, ROMOutOfBoundsError }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/execution/program_context.rs:111:9 [INFO] [stderr] | [INFO] [stderr] 96 | / loop { [INFO] [stderr] 97 | | let mut line: String = String::new(); [INFO] [stderr] 98 | | let opcode = &self.next_byte()?; [INFO] [stderr] 99 | | if let Some(instruction) = &Instructions.get(&opcode) { [INFO] [stderr] ... | [INFO] [stderr] 109 | | println!("{}", line); [INFO] [stderr] 110 | | } [INFO] [stderr] | |_________- any code following this expression is unreachable [INFO] [stderr] 111 | Ok(()) [INFO] [stderr] | ^^^^^^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `byte_data` [INFO] [stderr] --> src/execution/instructions.rs:438:14 [INFO] [stderr] | [INFO] [stderr] 438 | let byte_data: u256 = u256::from_u8(program_context.rom.next_byte()?); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_byte_data` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `overflow` [INFO] [stderr] --> src/execution/types.rs:47:21 [INFO] [stderr] | [INFO] [stderr] 47 | let (upper, overflow) = u128::overflowing_add(self.upper, intermediate_upper); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_overflow` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/execution/instructions.rs:436:9 [INFO] [stderr] | [INFO] [stderr] 436 | let mut data: u256 = u256::zero(); [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: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:35:9 [INFO] [stderr] | [INFO] [stderr] 35 | let mut rom = load_rom_from_file(filename); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `lt` [INFO] [stderr] --> src/execution/instructions.rs:410:4 [INFO] [stderr] | [INFO] [stderr] 410 | fn lt(_opcode: u8, program_context: &mut ProgramContext) -> Result<(), ProgramError> { [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `gt` [INFO] [stderr] --> src/execution/instructions.rs:421:4 [INFO] [stderr] | [INFO] [stderr] 421 | fn gt(_opcode: u8, program_context: &mut ProgramContext) -> Result<(), ProgramError> { [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `encode_hex` [INFO] [stderr] --> src/execution/program_context.rs:43:8 [INFO] [stderr] | [INFO] [stderr] 43 | pub fn encode_hex(bytes: &[u8]) -> String { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/execution/program_context.rs:75:12 [INFO] [stderr] | [INFO] [stderr] 75 | pub fn new(rom: Vec) -> Rom { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `memory` [INFO] [stderr] --> src/execution/program_context.rs:147:5 [INFO] [stderr] | [INFO] [stderr] 147 | memory: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `storage` [INFO] [stderr] --> src/execution/program_context.rs:158:5 [INFO] [stderr] | [INFO] [stderr] 158 | storage: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `from_u128` [INFO] [stderr] --> src/execution/types.rs:28:12 [INFO] [stderr] | [INFO] [stderr] 28 | pub fn from_u128(lower: u128) -> u256 { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:48:25 [INFO] [stderr] | [INFO] [stderr] 48 | instruction.execute(&mut program_context); [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] warning: static variable `Instructions` should have an upper case name [INFO] [stderr] --> src/execution/instructions.rs:167:20 [INFO] [stderr] | [INFO] [stderr] 167 | pub static ref Instructions: HashMap = HashMap::from([ [INFO] [stderr] | ^^^^^^^^^^^^ help: convert the identifier to upper case: `INSTRUCTIONS` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `ethereum` (bin "ethereum" test) generated 16 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.17s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ethereum-e143fd89c8704cc6) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test execution::types::tests::add ... ok [INFO] [stdout] test execution::types::tests::rem ... ok [INFO] [stdout] test execution::types::tests::mul ... ok [INFO] [stdout] test execution::types::tests::sub ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b8390bdbfdbb008f4cb0c955f40d14d0488464496a2d092e02c70dcf8cc89254", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8390bdbfdbb008f4cb0c955f40d14d0488464496a2d092e02c70dcf8cc89254", kill_on_drop: false }` [INFO] [stdout] b8390bdbfdbb008f4cb0c955f40d14d0488464496a2d092e02c70dcf8cc89254