[INFO] cloning repository https://github.com/vernonrj/MIPSical [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vernonrj/MIPSical" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvernonrj%2FMIPSical", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvernonrj%2FMIPSical'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7838ffd302ac7db5ed8eb21f0bb74b82f1ae3e31 [INFO] testing vernonrj/MIPSical against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvernonrj%2FMIPSical" "/workspace/builds/worker-15/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/vernonrj/MIPSical on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/vernonrj/MIPSical [INFO] finished tweaking git repo https://github.com/vernonrj/MIPSical [INFO] tweaked toml for git repo https://github.com/vernonrj/MIPSical written to /workspace/builds/worker-15/source/Cargo.toml [INFO] crate git repo https://github.com/vernonrj/MIPSical already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded memchr v0.1.10 [INFO] [stderr] Downloaded aho-corasick v0.5.1 [INFO] [stderr] Downloaded regex-syntax v0.2.5 [INFO] [stderr] Downloaded env_logger v0.3.2 [INFO] [stderr] Downloaded regex v0.1.55 [INFO] [stderr] Downloaded quickcheck v0.2.25 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 16e0a1d4273b39e4de0af41d752703c90de4ff7af189a10518b19a715cff2dae [INFO] running `Command { std: "docker" "start" "-a" "16e0a1d4273b39e4de0af41d752703c90de4ff7af189a10518b19a715cff2dae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "16e0a1d4273b39e4de0af41d752703c90de4ff7af189a10518b19a715cff2dae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16e0a1d4273b39e4de0af41d752703c90de4ff7af189a10518b19a715cff2dae", kill_on_drop: false }` [INFO] [stdout] 16e0a1d4273b39e4de0af41d752703c90de4ff7af189a10518b19a715cff2dae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 80df3ac47bcd6b7db2d9315eaa365341999b54ffcb92655e513ba68056635c2b [INFO] running `Command { std: "docker" "start" "-a" "80df3ac47bcd6b7db2d9315eaa365341999b54ffcb92655e513ba68056635c2b", kill_on_drop: false }` [INFO] [stderr] Compiling mips v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/instruction/add.rs:14:6 [INFO] [stdout] | [INFO] [stdout] 14 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `error::ExecResult` [INFO] [stdout] --> src/instruction/branch.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use error::ExecResult; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/decoder.rs:22:22 [INFO] [stdout] | [INFO] [stdout] 22 | pub execute: Box) -> ExecResult>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 22 - pub execute: Box) -> ExecResult>, [INFO] [stdout] 22 + pub execute: Box) -> ExecResult>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/decoder.rs:23:27 [INFO] [stdout] | [INFO] [stdout] 23 | pub branch_taken: Box) -> bool>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 23 - pub branch_taken: Box) -> bool>, [INFO] [stdout] 23 + pub branch_taken: Box) -> bool>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:23:16 [INFO] [stdout] | [INFO] [stdout] 23 | error: Box, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 23 - error: Box, [INFO] [stdout] 23 + error: Box, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:28:27 [INFO] [stdout] | [INFO] [stdout] 28 | where E: Into> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 28 - where E: Into> [INFO] [stdout] 28 + where E: Into> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Normal` [INFO] [stdout] --> src/decoded.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | Normal(u8), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Opcode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/decoded.rs:3:10 [INFO] [stdout] | [INFO] [stdout] 3 | #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Special` [INFO] [stdout] --> src/decoded.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | Special(u8), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Opcode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/decoded.rs:3:10 [INFO] [stdout] | [INFO] [stdout] 3 | #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `RegImm` [INFO] [stdout] --> src/decoded.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | RegImm(u8), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Opcode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/decoded.rs:3:10 [INFO] [stdout] | [INFO] [stdout] 3 | #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Register` [INFO] [stdout] --> src/decoded.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 21 | pub struct Register(pub u8); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `RS` [INFO] [stdout] --> src/decoder.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | RS, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `RT` [INFO] [stdout] --> src/decoder.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | RT, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `RD` [INFO] [stdout] --> src/decoder.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | RD, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `SA` [INFO] [stdout] --> src/decoder.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | SA, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Immediate` [INFO] [stdout] --> src/decoder.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | Immediate, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Decoder` [INFO] [stdout] --> src/decoder.rs:44:12 [INFO] [stdout] | [INFO] [stdout] 44 | pub struct Decoder { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/decoder.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `decode` [INFO] [stdout] --> src/decoder.rs:57:12 [INFO] [stdout] | [INFO] [stdout] 57 | pub fn decode(&self, command: Fetched) -> Option<&Instruction> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `keys` [INFO] [stdout] --> src/decoder.rs:68:12 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn keys(&self) -> Vec { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Fetched` [INFO] [stdout] --> src/decoder.rs:73:12 [INFO] [stdout] | [INFO] [stdout] 73 | pub struct Fetched(pub u32); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `extract_31_26` [INFO] [stdout] --> src/decoder.rs:75:8 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn extract_31_26(bitfield: u32) -> u8 { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `extract_25_21` [INFO] [stdout] --> src/decoder.rs:78:8 [INFO] [stdout] | [INFO] [stdout] 78 | pub fn extract_25_21(bitfield: u32) -> u8 { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `extract_20_16` [INFO] [stdout] --> src/decoder.rs:81:8 [INFO] [stdout] | [INFO] [stdout] 81 | pub fn extract_20_16(bitfield: u32) -> u8 { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `extract_15_11` [INFO] [stdout] --> src/decoder.rs:84:8 [INFO] [stdout] | [INFO] [stdout] 84 | pub fn extract_15_11(bitfield: u32) -> u8 { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `extract_15_0` [INFO] [stdout] --> src/decoder.rs:87:8 [INFO] [stdout] | [INFO] [stdout] 87 | pub fn extract_15_0(bitfield: u32) -> u16 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `extract_10_6` [INFO] [stdout] --> src/decoder.rs:90:8 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn extract_10_6(bitfield: u32) -> u8 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `extract_5_0` [INFO] [stdout] --> src/decoder.rs:93:8 [INFO] [stdout] | [INFO] [stdout] 93 | pub fn extract_5_0(bitfield: u32) -> u8 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `extract_25_0` [INFO] [stdout] --> src/decoder.rs:96:8 [INFO] [stdout] | [INFO] [stdout] 96 | pub fn extract_25_0(bitfield: u32) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Success` [INFO] [stdout] --> src/error.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | Success(T), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Exception` [INFO] [stdout] --> src/error.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | Exception(ExecError), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `unwrap` [INFO] [stdout] --> src/error.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn unwrap(self) -> T { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `error` [INFO] [stdout] --> src/error.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | error: Box, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ExecError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/error.rs:20:10 [INFO] [stdout] | [INFO] [stdout] 20 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/error.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn new(kind: ErrorKind, error: E) -> Self [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Overflow` [INFO] [stdout] --> src/error.rs:55:5 [INFO] [stdout] | [INFO] [stdout] 55 | Overflow, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ErrorKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/error.rs:53:10 [INFO] [stdout] | [INFO] [stdout] 53 | #[derive(Debug, Copy, PartialEq, Eq, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `register` [INFO] [stdout] --> src/instruction/add.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn register(m: &mut HashMap) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `register` [INFO] [stdout] --> src/instruction/and.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn register(m: &mut HashMap) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `register` [INFO] [stdout] --> src/instruction/branch.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn register(m: &mut HashMap) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `register` [INFO] [stdout] --> src/instruction/shift.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn register(m: &mut HashMap) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 38 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.79s [INFO] running `Command { std: "docker" "inspect" "80df3ac47bcd6b7db2d9315eaa365341999b54ffcb92655e513ba68056635c2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80df3ac47bcd6b7db2d9315eaa365341999b54ffcb92655e513ba68056635c2b", kill_on_drop: false }` [INFO] [stdout] 80df3ac47bcd6b7db2d9315eaa365341999b54ffcb92655e513ba68056635c2b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fa72174c299b35f82f516d8a63ede8f561c86bd177491b8460ba1e090c14408d [INFO] running `Command { std: "docker" "start" "-a" "fa72174c299b35f82f516d8a63ede8f561c86bd177491b8460ba1e090c14408d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.7 [INFO] [stderr] Compiling utf8-ranges v0.1.3 [INFO] [stderr] Compiling regex-syntax v0.2.5 [INFO] [stderr] Compiling memchr v0.1.10 [INFO] [stderr] Compiling log v0.3.5 [INFO] [stderr] Compiling rand v0.3.14 [INFO] [stderr] Compiling aho-corasick v0.5.1 [INFO] [stderr] Compiling regex v0.1.55 [INFO] [stderr] Compiling env_logger v0.3.2 [INFO] [stderr] Compiling quickcheck v0.2.25 [INFO] [stderr] Compiling mips v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/instruction/add.rs:14:6 [INFO] [stdout] | [INFO] [stdout] 14 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `error::ExecResult` [INFO] [stdout] --> src/instruction/branch.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use error::ExecResult; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/decoder.rs:22:22 [INFO] [stdout] | [INFO] [stdout] 22 | pub execute: Box) -> ExecResult>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 22 - pub execute: Box) -> ExecResult>, [INFO] [stdout] 22 + pub execute: Box) -> ExecResult>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/decoder.rs:23:27 [INFO] [stdout] | [INFO] [stdout] 23 | pub branch_taken: Box) -> bool>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 23 - pub branch_taken: Box) -> bool>, [INFO] [stdout] 23 + pub branch_taken: Box) -> bool>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:23:16 [INFO] [stdout] | [INFO] [stdout] 23 | error: Box, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 23 - error: Box, [INFO] [stdout] 23 + error: Box, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:28:27 [INFO] [stdout] | [INFO] [stdout] 28 | where E: Into> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 28 - where E: Into> [INFO] [stdout] 28 + where E: Into> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `masked_quickcheck` [INFO] [stdout] --> src/quickcheck_extra.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn masked_quickcheck(size: usize) -> QuickCheck> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Register` [INFO] [stdout] --> src/decoded.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 21 | pub struct Register(pub u8); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `keys` [INFO] [stdout] --> src/decoder.rs:68:12 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn keys(&self) -> Vec { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `unwrap` [INFO] [stdout] --> src/error.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn unwrap(self) -> T { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `error` [INFO] [stdout] --> src/error.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | error: Box, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ExecError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/error.rs:20:10 [INFO] [stdout] | [INFO] [stdout] 20 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.81s [INFO] running `Command { std: "docker" "inspect" "fa72174c299b35f82f516d8a63ede8f561c86bd177491b8460ba1e090c14408d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa72174c299b35f82f516d8a63ede8f561c86bd177491b8460ba1e090c14408d", kill_on_drop: false }` [INFO] [stdout] fa72174c299b35f82f516d8a63ede8f561c86bd177491b8460ba1e090c14408d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ecb976138bb2772bf0da0e541d53402af521606539b2c79142c75b343b517e9d [INFO] running `Command { std: "docker" "start" "-a" "ecb976138bb2772bf0da0e541d53402af521606539b2c79142c75b343b517e9d", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/instruction/add.rs:14:6 [INFO] [stderr] | [INFO] [stderr] 14 | }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `error::ExecResult` [INFO] [stderr] --> src/instruction/branch.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use error::ExecResult; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/decoder.rs:22:22 [INFO] [stderr] | [INFO] [stderr] 22 | pub execute: Box) -> ExecResult>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 22 - pub execute: Box) -> ExecResult>, [INFO] [stderr] 22 + pub execute: Box) -> ExecResult>, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/decoder.rs:23:27 [INFO] [stderr] | [INFO] [stderr] 23 | pub branch_taken: Box) -> bool>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 23 - pub branch_taken: Box) -> bool>, [INFO] [stderr] 23 + pub branch_taken: Box) -> bool>, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error.rs:23:16 [INFO] [stderr] | [INFO] [stderr] 23 | error: Box, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 23 - error: Box, [INFO] [stderr] 23 + error: Box, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error.rs:28:27 [INFO] [stderr] | [INFO] [stderr] 28 | where E: Into> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 28 - where E: Into> [INFO] [stderr] 28 + where E: Into> [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: function is never used: `masked_quickcheck` [INFO] [stderr] --> src/quickcheck_extra.rs:6:8 [INFO] [stderr] | [INFO] [stderr] 6 | pub fn masked_quickcheck(size: usize) -> QuickCheck> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Register` [INFO] [stderr] --> src/decoded.rs:21:12 [INFO] [stderr] | [INFO] [stderr] 21 | pub struct Register(pub u8); [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `keys` [INFO] [stderr] --> src/decoder.rs:68:12 [INFO] [stderr] | [INFO] [stderr] 68 | pub fn keys(&self) -> Vec { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `unwrap` [INFO] [stderr] --> src/error.rs:11:12 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn unwrap(self) -> T { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `error` [INFO] [stderr] --> src/error.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | error: Box, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `ExecError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/error.rs:20:10 [INFO] [stderr] | [INFO] [stderr] 20 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `mips` (bin "mips" test) generated 11 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mips-4d1ac404382fd5dd) [INFO] [stdout] [INFO] [stdout] running 18 tests [INFO] [stdout] test decoder::test_extract_10_6 ... ok [INFO] [stdout] test decoder::test_extract_15_0 ... ok [INFO] [stdout] test decoder::test_extract_20_16 ... ok [INFO] [stdout] test decoder::test_extract_15_11 ... ok [INFO] [stdout] test decoder::test_extract_25_0 ... ok [INFO] [stdout] test decoder::test_extract_25_21 ... ok [INFO] [stdout] test decoder::test_extract_31_26 ... ok [INFO] [stdout] test decoder::test_extract_5_0 ... ok [INFO] [stdout] test instruction::add::test::add_decode ... ok [INFO] [stdout] test instruction::add::test::addi_decode ... ok [INFO] [stdout] test instruction::add::test::addiu_decode ... ok [INFO] [stdout] test instruction::add::test::addu_decode ... ok [INFO] [stdout] test instruction::and::test::and_decode ... ok [INFO] [stdout] test instruction::and::test::andi_decode ... ok [INFO] [stdout] test instruction::branch::test::beq_decode ... ok [INFO] [stdout] test instruction::shift::test::sll_decode ... ok [INFO] [stdout] test instruction::shift::test::sra_decode ... ok [INFO] [stdout] test instruction::shift::test::srl_decode ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ecb976138bb2772bf0da0e541d53402af521606539b2c79142c75b343b517e9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ecb976138bb2772bf0da0e541d53402af521606539b2c79142c75b343b517e9d", kill_on_drop: false }` [INFO] [stdout] ecb976138bb2772bf0da0e541d53402af521606539b2c79142c75b343b517e9d