[INFO] cloning repository https://github.com/kjh618/riscv-simulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kjh618/riscv-simulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkjh618%2Friscv-simulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkjh618%2Friscv-simulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c48bab72f1c7a77006b3738f72671a0b8d2d636
[INFO] testing kjh618/riscv-simulator against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkjh618%2Friscv-simulator" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kjh618/riscv-simulator
[INFO] finished tweaking git repo https://github.com/kjh618/riscv-simulator
[INFO] tweaked toml for git repo https://github.com/kjh618/riscv-simulator written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kjh618/riscv-simulator on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kjh618/riscv-simulator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2cc9eae2f0e4044938ca2b2746c66c4984743724b9d2b4b4f59a3ddd4550a25
[INFO] running `Command { std: "docker" "start" "-a" "e2cc9eae2f0e4044938ca2b2746c66c4984743724b9d2b4b4f59a3ddd4550a25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2cc9eae2f0e4044938ca2b2746c66c4984743724b9d2b4b4f59a3ddd4550a25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2cc9eae2f0e4044938ca2b2746c66c4984743724b9d2b4b4f59a3ddd4550a25", kill_on_drop: false }`
[INFO] [stdout] e2cc9eae2f0e4044938ca2b2746c66c4984743724b9d2b4b4f59a3ddd4550a25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 181fe21b5698cd4df775976353e1203f7eca3e90753e10fa2ac1ccf7e5cfc855
[INFO] running `Command { std: "docker" "start" "-a" "181fe21b5698cd4df775976353e1203f7eca3e90753e10fa2ac1ccf7e5cfc855", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling riscv-simulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `index` is never read
[INFO] [stdout]  --> src/ast.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Register {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 6 |     pub index: u8,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Register` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ast.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Label(&'a str),
[INFO] [stdout]    |     ----- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `JumpTarget` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 11 -     Label(&'a str),
[INFO] [stdout] 11 +     Label(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ast.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Offset(i32),
[INFO] [stdout]    |     ------ ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `JumpTarget` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 12 -     Offset(i32),
[INFO] [stdout] 12 +     Offset(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `offset` and `base` are never read
[INFO] [stdout]   --> src/ast.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Address {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 17 |     pub offset: i32,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 18 |     pub base: Register,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Address` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/ast.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     Lui(Register, u32),
[INFO] [stdout]    |     --- ^^^^^^^^  ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 43 -     Lui(Register, u32),
[INFO] [stdout] 43 +     Lui((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/ast.rs:44:11
[INFO] [stdout]    |
[INFO] [stdout] 44 |     Auipc(Register, u32),
[INFO] [stdout]    |     ----- ^^^^^^^^  ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 44 -     Auipc(Register, u32),
[INFO] [stdout] 44 +     Auipc((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/ast.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     Jal(Register, JumpTarget<'a>),
[INFO] [stdout]    |     --- ^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 45 -     Jal(Register, JumpTarget<'a>),
[INFO] [stdout] 45 +     Jal((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]   --> src/ast.rs:46:10
[INFO] [stdout]    |
[INFO] [stdout] 46 |     Jalr(Register, Register, i32),
[INFO] [stdout]    |     ---- ^^^^^^^^  ^^^^^^^^  ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 46 -     Jalr(Register, Register, i32),
[INFO] [stdout] 46 +     Jalr((), (), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, `2`, and `3` are never read
[INFO] [stdout]   --> src/ast.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     Branch(BranchCondition, Register, Register, JumpTarget<'a>),
[INFO] [stdout]    |     ------ ^^^^^^^^^^^^^^^  ^^^^^^^^  ^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 47 -     Branch(BranchCondition, Register, Register, JumpTarget<'a>),
[INFO] [stdout] 47 +     Branch((), (), (), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]   --> src/ast.rs:48:10
[INFO] [stdout]    |
[INFO] [stdout] 48 |     Load(LoadWidth, Register, Address),
[INFO] [stdout]    |     ---- ^^^^^^^^^  ^^^^^^^^  ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 48 -     Load(LoadWidth, Register, Address),
[INFO] [stdout] 48 +     Load((), (), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]   --> src/ast.rs:49:11
[INFO] [stdout]    |
[INFO] [stdout] 49 |     Store(StoreWidth, Register, Address),
[INFO] [stdout]    |     ----- ^^^^^^^^^^  ^^^^^^^^  ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 49 -     Store(StoreWidth, Register, Address),
[INFO] [stdout] 49 +     Store((), (), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, `2`, and `3` are never read
[INFO] [stdout]   --> src/ast.rs:50:22
[INFO] [stdout]    |
[INFO] [stdout] 50 |     IntegerImmediate(IntegerImmediateOperation, Register, Register, i32),
[INFO] [stdout]    |     ---------------- ^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^  ^^^^^^^^  ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 50 -     IntegerImmediate(IntegerImmediateOperation, Register, Register, i32),
[INFO] [stdout] 50 +     IntegerImmediate((), (), (), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, `2`, and `3` are never read
[INFO] [stdout]   --> src/ast.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |     IntegerRegister(IntegerRegisterOperation, Register, Register, Register),
[INFO] [stdout]    |     --------------- ^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^  ^^^^^^^^  ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 51 -     IntegerRegister(IntegerRegisterOperation, Register, Register, Register),
[INFO] [stdout] 51 +     IntegerRegister((), (), (), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `memory` is never read
[INFO] [stdout]   --> src/simulator.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct DataMemory {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] 18 |     memory: [u8; DataMemory::SIZE],
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DataMemory` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `pc`, `register`, `instruction_memory`, `data_memory`, and `label_to_address` are never read
[INFO] [stdout]   --> src/simulator.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct State<'a> {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 23 |     pc: u32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 24 |     register: RegisterFile,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 25 |     instruction_memory: InstructionMemory<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 26 |     data_memory: DataMemory,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 27 |     label_to_address: HashMap<&'a str, u32>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `State` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `translate`, `load`, and `store` are never used
[INFO] [stdout]    --> src/simulator.rs:100:8
[INFO] [stdout]     |
[INFO] [stdout]  91 | impl DataMemory {
[INFO] [stdout]     | --------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 100 |     fn translate(address: u32) -> u32 {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 104 |     fn load(&self, byte_enable: u8, address: u32) -> u32 {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 120 |     fn store(&mut self, byte_enable: u8, address: u32, value: u32) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `address_add_offset` and `next` are never used
[INFO] [stdout]    --> src/simulator.rs:146:8
[INFO] [stdout]     |
[INFO] [stdout] 133 | impl<'a> State<'a> {
[INFO] [stdout]     | ------------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 146 |     fn address_add_offset(address: u32, offset: i32) -> u32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 |     pub fn next(&mut self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.73s
[INFO] running `Command { std: "docker" "inspect" "181fe21b5698cd4df775976353e1203f7eca3e90753e10fa2ac1ccf7e5cfc855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "181fe21b5698cd4df775976353e1203f7eca3e90753e10fa2ac1ccf7e5cfc855", kill_on_drop: false }`
[INFO] [stdout] 181fe21b5698cd4df775976353e1203f7eca3e90753e10fa2ac1ccf7e5cfc855
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] df7184c5ffab9e02e7b4d5246b0b0d1355e3e4058ac60340e061f98c4f2d3146
[INFO] running `Command { std: "docker" "start" "-a" "df7184c5ffab9e02e7b4d5246b0b0d1355e3e4058ac60340e061f98c4f2d3146", kill_on_drop: false }`
[INFO] [stderr]    Compiling riscv-simulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `index` is never read
[INFO] [stdout]  --> src/ast.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Register {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 6 |     pub index: u8,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Register` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ast.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Label(&'a str),
[INFO] [stdout]    |     ----- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `JumpTarget` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 11 -     Label(&'a str),
[INFO] [stdout] 11 +     Label(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ast.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Offset(i32),
[INFO] [stdout]    |     ------ ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `JumpTarget` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 12 -     Offset(i32),
[INFO] [stdout] 12 +     Offset(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `offset` and `base` are never read
[INFO] [stdout]   --> src/ast.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Address {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 17 |     pub offset: i32,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 18 |     pub base: Register,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Address` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/ast.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     Lui(Register, u32),
[INFO] [stdout]    |     --- ^^^^^^^^  ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 43 -     Lui(Register, u32),
[INFO] [stdout] 43 +     Lui((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/ast.rs:44:11
[INFO] [stdout]    |
[INFO] [stdout] 44 |     Auipc(Register, u32),
[INFO] [stdout]    |     ----- ^^^^^^^^  ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 44 -     Auipc(Register, u32),
[INFO] [stdout] 44 +     Auipc((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/ast.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     Jal(Register, JumpTarget<'a>),
[INFO] [stdout]    |     --- ^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 45 -     Jal(Register, JumpTarget<'a>),
[INFO] [stdout] 45 +     Jal((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]   --> src/ast.rs:46:10
[INFO] [stdout]    |
[INFO] [stdout] 46 |     Jalr(Register, Register, i32),
[INFO] [stdout]    |     ---- ^^^^^^^^  ^^^^^^^^  ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 46 -     Jalr(Register, Register, i32),
[INFO] [stdout] 46 +     Jalr((), (), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, `2`, and `3` are never read
[INFO] [stdout]   --> src/ast.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     Branch(BranchCondition, Register, Register, JumpTarget<'a>),
[INFO] [stdout]    |     ------ ^^^^^^^^^^^^^^^  ^^^^^^^^  ^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 47 -     Branch(BranchCondition, Register, Register, JumpTarget<'a>),
[INFO] [stdout] 47 +     Branch((), (), (), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]   --> src/ast.rs:48:10
[INFO] [stdout]    |
[INFO] [stdout] 48 |     Load(LoadWidth, Register, Address),
[INFO] [stdout]    |     ---- ^^^^^^^^^  ^^^^^^^^  ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 48 -     Load(LoadWidth, Register, Address),
[INFO] [stdout] 48 +     Load((), (), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]   --> src/ast.rs:49:11
[INFO] [stdout]    |
[INFO] [stdout] 49 |     Store(StoreWidth, Register, Address),
[INFO] [stdout]    |     ----- ^^^^^^^^^^  ^^^^^^^^  ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 49 -     Store(StoreWidth, Register, Address),
[INFO] [stdout] 49 +     Store((), (), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, `2`, and `3` are never read
[INFO] [stdout]   --> src/ast.rs:50:22
[INFO] [stdout]    |
[INFO] [stdout] 50 |     IntegerImmediate(IntegerImmediateOperation, Register, Register, i32),
[INFO] [stdout]    |     ---------------- ^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^  ^^^^^^^^  ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 50 -     IntegerImmediate(IntegerImmediateOperation, Register, Register, i32),
[INFO] [stdout] 50 +     IntegerImmediate((), (), (), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, `2`, and `3` are never read
[INFO] [stdout]   --> src/ast.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |     IntegerRegister(IntegerRegisterOperation, Register, Register, Register),
[INFO] [stdout]    |     --------------- ^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^  ^^^^^^^^  ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 51 -     IntegerRegister(IntegerRegisterOperation, Register, Register, Register),
[INFO] [stdout] 51 +     IntegerRegister((), (), (), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `memory` is never read
[INFO] [stdout]   --> src/simulator.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct DataMemory {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] 18 |     memory: [u8; DataMemory::SIZE],
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DataMemory` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `pc`, `register`, `instruction_memory`, `data_memory`, and `label_to_address` are never read
[INFO] [stdout]   --> src/simulator.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct State<'a> {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 23 |     pc: u32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 24 |     register: RegisterFile,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 25 |     instruction_memory: InstructionMemory<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 26 |     data_memory: DataMemory,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 27 |     label_to_address: HashMap<&'a str, u32>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `State` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `translate`, `load`, and `store` are never used
[INFO] [stdout]    --> src/simulator.rs:100:8
[INFO] [stdout]     |
[INFO] [stdout]  91 | impl DataMemory {
[INFO] [stdout]     | --------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 100 |     fn translate(address: u32) -> u32 {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 104 |     fn load(&self, byte_enable: u8, address: u32) -> u32 {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 120 |     fn store(&mut self, byte_enable: u8, address: u32, value: u32) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `address_add_offset` and `next` are never used
[INFO] [stdout]    --> src/simulator.rs:146:8
[INFO] [stdout]     |
[INFO] [stdout] 133 | impl<'a> State<'a> {
[INFO] [stdout]     | ------------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 146 |     fn address_add_offset(address: u32, offset: i32) -> u32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 |     pub fn next(&mut self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "df7184c5ffab9e02e7b4d5246b0b0d1355e3e4058ac60340e061f98c4f2d3146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df7184c5ffab9e02e7b4d5246b0b0d1355e3e4058ac60340e061f98c4f2d3146", kill_on_drop: false }`
[INFO] [stdout] df7184c5ffab9e02e7b4d5246b0b0d1355e3e4058ac60340e061f98c4f2d3146
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] a93d7700231cf7e2e29b7453caeae58ab02243014b2838dac4ab509a6e8bc026
[INFO] running `Command { std: "docker" "start" "-a" "a93d7700231cf7e2e29b7453caeae58ab02243014b2838dac4ab509a6e8bc026", kill_on_drop: false }`
[INFO] [stderr] warning: field `index` is never read
[INFO] [stderr]  --> src/ast.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Register {
[INFO] [stderr]   |            -------- field in this struct
[INFO] [stderr] 6 |     pub index: u8,
[INFO] [stderr]   |         ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Register` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/ast.rs:11:11
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Label(&'a str),
[INFO] [stderr]    |     ----- ^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `JumpTarget` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 11 -     Label(&'a str),
[INFO] [stderr] 11 +     Label(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/ast.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Offset(i32),
[INFO] [stderr]    |     ------ ^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `JumpTarget` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 12 -     Offset(i32),
[INFO] [stderr] 12 +     Offset(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `offset` and `base` are never read
[INFO] [stderr]   --> src/ast.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct Address {
[INFO] [stderr]    |            ------- fields in this struct
[INFO] [stderr] 17 |     pub offset: i32,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr] 18 |     pub base: Register,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Address` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0` and `1` are never read
[INFO] [stderr]   --> src/ast.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 43 |     Lui(Register, u32),
[INFO] [stderr]    |     --- ^^^^^^^^  ^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 43 -     Lui(Register, u32),
[INFO] [stderr] 43 +     Lui((), ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0` and `1` are never read
[INFO] [stderr]   --> src/ast.rs:44:11
[INFO] [stderr]    |
[INFO] [stderr] 44 |     Auipc(Register, u32),
[INFO] [stderr]    |     ----- ^^^^^^^^  ^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 44 -     Auipc(Register, u32),
[INFO] [stderr] 44 +     Auipc((), ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0` and `1` are never read
[INFO] [stderr]   --> src/ast.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |     Jal(Register, JumpTarget<'a>),
[INFO] [stderr]    |     --- ^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 45 -     Jal(Register, JumpTarget<'a>),
[INFO] [stderr] 45 +     Jal((), ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0`, `1`, and `2` are never read
[INFO] [stderr]   --> src/ast.rs:46:10
[INFO] [stderr]    |
[INFO] [stderr] 46 |     Jalr(Register, Register, i32),
[INFO] [stderr]    |     ---- ^^^^^^^^  ^^^^^^^^  ^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 46 -     Jalr(Register, Register, i32),
[INFO] [stderr] 46 +     Jalr((), (), ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0`, `1`, `2`, and `3` are never read
[INFO] [stderr]   --> src/ast.rs:47:12
[INFO] [stderr]    |
[INFO] [stderr] 47 |     Branch(BranchCondition, Register, Register, JumpTarget<'a>),
[INFO] [stderr]    |     ------ ^^^^^^^^^^^^^^^  ^^^^^^^^  ^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 47 -     Branch(BranchCondition, Register, Register, JumpTarget<'a>),
[INFO] [stderr] 47 +     Branch((), (), (), ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0`, `1`, and `2` are never read
[INFO] [stderr]   --> src/ast.rs:48:10
[INFO] [stderr]    |
[INFO] [stderr] 48 |     Load(LoadWidth, Register, Address),
[INFO] [stderr]    |     ---- ^^^^^^^^^  ^^^^^^^^  ^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 48 -     Load(LoadWidth, Register, Address),
[INFO] [stderr] 48 +     Load((), (), ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0`, `1`, and `2` are never read
[INFO] [stderr]   --> src/ast.rs:49:11
[INFO] [stderr]    |
[INFO] [stderr] 49 |     Store(StoreWidth, Register, Address),
[INFO] [stderr]    |     ----- ^^^^^^^^^^  ^^^^^^^^  ^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 49 -     Store(StoreWidth, Register, Address),
[INFO] [stderr] 49 +     Store((), (), ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0`, `1`, `2`, and `3` are never read
[INFO] [stderr]   --> src/ast.rs:50:22
[INFO] [stderr]    |
[INFO] [stderr] 50 |     IntegerImmediate(IntegerImmediateOperation, Register, Register, i32),
[INFO] [stderr]    |     ---------------- ^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^  ^^^^^^^^  ^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 50 -     IntegerImmediate(IntegerImmediateOperation, Register, Register, i32),
[INFO] [stderr] 50 +     IntegerImmediate((), (), (), ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0`, `1`, `2`, and `3` are never read
[INFO] [stderr]   --> src/ast.rs:51:21
[INFO] [stderr]    |
[INFO] [stderr] 51 |     IntegerRegister(IntegerRegisterOperation, Register, Register, Register),
[INFO] [stderr]    |     --------------- ^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^  ^^^^^^^^  ^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Instruction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 51 -     IntegerRegister(IntegerRegisterOperation, Register, Register, Register),
[INFO] [stderr] 51 +     IntegerRegister((), (), (), ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `memory` is never read
[INFO] [stderr]   --> src/simulator.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | struct DataMemory {
[INFO] [stderr]    |        ---------- field in this struct
[INFO] [stderr] 18 |     memory: [u8; DataMemory::SIZE],
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DataMemory` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `pc`, `register`, `instruction_memory`, `data_memory`, and `label_to_address` are never read
[INFO] [stderr]   --> src/simulator.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub struct State<'a> {
[INFO] [stderr]    |            ----- fields in this struct
[INFO] [stderr] 23 |     pc: u32,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 24 |     register: RegisterFile,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 25 |     instruction_memory: InstructionMemory<'a>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 26 |     data_memory: DataMemory,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 27 |     label_to_address: HashMap<&'a str, u32>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `State` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `translate`, `load`, and `store` are never used
[INFO] [stderr]    --> src/simulator.rs:100:8
[INFO] [stderr]     |
[INFO] [stderr]  91 | impl DataMemory {
[INFO] [stderr]     | --------------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 100 |     fn translate(address: u32) -> u32 {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 104 |     fn load(&self, byte_enable: u8, address: u32) -> u32 {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 120 |     fn store(&mut self, byte_enable: u8, address: u32, value: u32) {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `address_add_offset` and `next` are never used
[INFO] [stderr]    --> src/simulator.rs:146:8
[INFO] [stderr]     |
[INFO] [stderr] 133 | impl<'a> State<'a> {
[INFO] [stderr]     | ------------------ associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 146 |     fn address_add_offset(address: u32, offset: i32) -> u32 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 150 |     pub fn next(&mut self) {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `riscv-simulator` (bin "riscv-simulator" test) generated 17 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/build/riscv-simulator/5d2a4e6e7ba778cc/deps/riscv_simulator-5d2a4e6e7ba778cc)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a93d7700231cf7e2e29b7453caeae58ab02243014b2838dac4ab509a6e8bc026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a93d7700231cf7e2e29b7453caeae58ab02243014b2838dac4ab509a6e8bc026", kill_on_drop: false }`
[INFO] [stdout] a93d7700231cf7e2e29b7453caeae58ab02243014b2838dac4ab509a6e8bc026
