[INFO] cloning repository https://github.com/bokuweb/r2v
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bokuweb/r2v" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbokuweb%2Fr2v", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbokuweb%2Fr2v'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 45c029335dffb12acbc330b6030b57e6584a7b57
[INFO] testing bokuweb/r2v against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbokuweb%2Fr2v" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bokuweb/r2v on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bokuweb/r2v
[INFO] finished tweaking git repo https://github.com/bokuweb/r2v
[INFO] tweaked toml for git repo https://github.com/bokuweb/r2v written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/bokuweb/r2v already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded output_vt100 v0.1.2
[INFO] [stderr]   Downloaded pretty_assertions v0.6.1
[INFO] [stderr]   Downloaded quote v1.0.3
[INFO] [stderr]   Downloaded console v0.9.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.9
[INFO] [stderr]   Downloaded linked-hash-map v0.5.2
[INFO] [stderr]   Downloaded serde_derive v1.0.105
[INFO] [stderr]   Downloaded bitfield v0.13.2
[INFO] [stderr]   Downloaded hermit-abi v0.1.8
[INFO] [stderr]   Downloaded clicolors-control v1.0.1
[INFO] [stderr]   Downloaded ryu v1.0.3
[INFO] [stderr]   Downloaded encode_unicode v0.3.6
[INFO] [stderr]   Downloaded dtoa v0.4.5
[INFO] [stderr]   Downloaded serde_json v1.0.48
[INFO] [stderr]   Downloaded regex v1.3.5
[INFO] [stderr]   Downloaded insta v0.13.1
[INFO] [stderr]   Downloaded libc v0.2.68
[INFO] [stderr]   Downloaded regex-syntax v0.6.17
[INFO] [stderr]   Downloaded itoa v0.4.5
[INFO] [stderr]   Downloaded serde v1.0.105
[INFO] [stderr]   Downloaded yaml-rust v0.4.3
[INFO] [stderr]   Downloaded serde_yaml v0.8.11
[INFO] [stderr]   Downloaded syn v1.0.16
[INFO] [stderr]   Downloaded ctor v0.1.13
[INFO] [stderr]   Downloaded difference v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5bf3b42ba05e087bae3ba767e07b656cb9f9c976a6891a906625b8388549b347
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5bf3b42ba05e087bae3ba767e07b656cb9f9c976a6891a906625b8388549b347", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bf3b42ba05e087bae3ba767e07b656cb9f9c976a6891a906625b8388549b347", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bf3b42ba05e087bae3ba767e07b656cb9f9c976a6891a906625b8388549b347", kill_on_drop: false }`
[INFO] [stdout] 5bf3b42ba05e087bae3ba767e07b656cb9f9c976a6891a906625b8388549b347
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4fe0c6e75cba68212c63563684dd652cc28877e005db46a843162aaf769c69f9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4fe0c6e75cba68212c63563684dd652cc28877e005db46a843162aaf769c69f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling r2v v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]  --> src/cpu.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     x: [i32; 32],
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `csr`
[INFO] [stdout]   --> src/cpu.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     csr: [u32; 1024],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `tick`
[INFO] [stdout]   --> src/cpu.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn tick(&mut self) -> Instruction {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fetch`
[INFO] [stdout]   --> src/cpu.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn fetch(&mut self) -> u32 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `exec`
[INFO] [stdout]   --> src/cpu.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn exec(&mut self, inst: Instruction) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_byte`
[INFO] [stdout]    --> src/cpu.rs:143:8
[INFO] [stdout]     |
[INFO] [stdout] 143 |     fn read_byte(&mut self, addr: u32) -> u8 {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_halfword`
[INFO] [stdout]    --> src/cpu.rs:147:8
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn read_halfword(&self, addr: u32) -> u16 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_word`
[INFO] [stdout]    --> src/cpu.rs:151:8
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn read_word(&self, addr: u32) -> u32 {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_byte`
[INFO] [stdout]    --> src/cpu.rs:155:8
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn write_byte(&mut self, addr: u32, data: u8) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_halfword`
[INFO] [stdout]    --> src/cpu.rs:159:8
[INFO] [stdout]     |
[INFO] [stdout] 159 |     fn write_halfword(&mut self, addr: u32, data: u16) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_word`
[INFO] [stdout]    --> src/cpu.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn write_word(&mut self, addr: u32, data: u32) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `decode`
[INFO] [stdout]    --> src/cpu.rs:167:8
[INFO] [stdout]     |
[INFO] [stdout] 167 |     fn decode(&self, d: u32) -> Instruction {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rd`
[INFO] [stdout]   --> src/instruction/format.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 |   pub fn rd(self) -> usize {
[INFO] [stdout]    |          ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rs1`
[INFO] [stdout]   --> src/instruction/format.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 |   pub fn rs1(self) -> usize {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rs2`
[INFO] [stdout]   --> src/instruction/format.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 |   pub fn rs2(self) -> usize {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rs1`
[INFO] [stdout]   --> src/instruction/format.rs:51:10
[INFO] [stdout]    |
[INFO] [stdout] 51 |   pub fn rs1(self) -> usize {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rs2`
[INFO] [stdout]   --> src/instruction/format.rs:55:10
[INFO] [stdout]    |
[INFO] [stdout] 55 |   pub fn rs2(self) -> usize {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `imm`
[INFO] [stdout]   --> src/instruction/format.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 |   pub fn imm(self) -> u32 {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rs1`
[INFO] [stdout]   --> src/instruction/format.rs:80:10
[INFO] [stdout]    |
[INFO] [stdout] 80 |   pub fn rs1(self) -> usize {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rs2`
[INFO] [stdout]   --> src/instruction/format.rs:84:10
[INFO] [stdout]    |
[INFO] [stdout] 84 |   pub fn rs2(self) -> usize {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `imm`
[INFO] [stdout]   --> src/instruction/format.rs:88:10
[INFO] [stdout]    |
[INFO] [stdout] 88 |   pub fn imm(self) -> i32 {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rd`
[INFO] [stdout]    --> src/instruction/format.rs:105:10
[INFO] [stdout]     |
[INFO] [stdout] 105 |   pub fn rd(self) -> usize {
[INFO] [stdout]     |          ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `imm`
[INFO] [stdout]    --> src/instruction/format.rs:109:10
[INFO] [stdout]     |
[INFO] [stdout] 109 |   pub fn imm(self) -> u32 {
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rd`
[INFO] [stdout]    --> src/instruction/format.rs:126:10
[INFO] [stdout]     |
[INFO] [stdout] 126 |   pub fn rd(self) -> usize {
[INFO] [stdout]     |          ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `imm`
[INFO] [stdout]    --> src/instruction/format.rs:130:10
[INFO] [stdout]     |
[INFO] [stdout] 130 |   pub fn imm(self) -> u32 {
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rd`
[INFO] [stdout]    --> src/instruction/format.rs:150:10
[INFO] [stdout]     |
[INFO] [stdout] 150 |   pub fn rd(self) -> usize {
[INFO] [stdout]     |          ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rs1`
[INFO] [stdout]    --> src/instruction/format.rs:154:10
[INFO] [stdout]     |
[INFO] [stdout] 154 |   pub fn rs1(self) -> usize {
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `imm`
[INFO] [stdout]    --> src/instruction/format.rs:157:10
[INFO] [stdout]     |
[INFO] [stdout] 157 |   pub fn imm(self) -> i32 {
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `csr`
[INFO] [stdout]    --> src/instruction/format.rs:164:10
[INFO] [stdout]     |
[INFO] [stdout] 164 |   pub fn csr(self) -> usize {
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LUI`
[INFO] [stdout]  --> src/instruction/instructions.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     LUI(U),
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AUIPC`
[INFO] [stdout]  --> src/instruction/instructions.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     AUIPC(U),
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `JAL`
[INFO] [stdout]  --> src/instruction/instructions.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     JAL(J),
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `JALR`
[INFO] [stdout]  --> src/instruction/instructions.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     JALR(I),
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BEQ`
[INFO] [stdout]  --> src/instruction/instructions.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     BEQ(B),
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BNE`
[INFO] [stdout]   --> src/instruction/instructions.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     BNE(B),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BLT`
[INFO] [stdout]   --> src/instruction/instructions.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     BLT(B),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BGE`
[INFO] [stdout]   --> src/instruction/instructions.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     BGE(B),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BLTU`
[INFO] [stdout]   --> src/instruction/instructions.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     BLTU(B),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BGEU`
[INFO] [stdout]   --> src/instruction/instructions.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     BGEU(B),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LB`
[INFO] [stdout]   --> src/instruction/instructions.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     LB(I),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LH`
[INFO] [stdout]   --> src/instruction/instructions.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     LH(I),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LW`
[INFO] [stdout]   --> src/instruction/instructions.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     LW(I),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LBU`
[INFO] [stdout]   --> src/instruction/instructions.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     LBU(I),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LHU`
[INFO] [stdout]   --> src/instruction/instructions.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     LHU(I),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SB`
[INFO] [stdout]   --> src/instruction/instructions.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     SB(S),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SH`
[INFO] [stdout]   --> src/instruction/instructions.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     SH(S),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SW`
[INFO] [stdout]   --> src/instruction/instructions.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     SW(S),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ADDI`
[INFO] [stdout]   --> src/instruction/instructions.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     ADDI(I),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SLTI`
[INFO] [stdout]   --> src/instruction/instructions.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     SLTI(I),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SLTIU`
[INFO] [stdout]   --> src/instruction/instructions.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     SLTIU(I),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `XORI`
[INFO] [stdout]   --> src/instruction/instructions.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     XORI(I),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ORI`
[INFO] [stdout]   --> src/instruction/instructions.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     ORI(I),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ANDI`
[INFO] [stdout]   --> src/instruction/instructions.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     ANDI(I),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SLLI`
[INFO] [stdout]   --> src/instruction/instructions.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     SLLI(I),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SRLI`
[INFO] [stdout]   --> src/instruction/instructions.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     SRLI(I),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SRAI`
[INFO] [stdout]   --> src/instruction/instructions.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     SRAI(I),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ADD`
[INFO] [stdout]   --> src/instruction/instructions.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     ADD(R),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SUB`
[INFO] [stdout]   --> src/instruction/instructions.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     SUB(R),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SLL`
[INFO] [stdout]   --> src/instruction/instructions.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     SLL(R),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SLT`
[INFO] [stdout]   --> src/instruction/instructions.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     SLT(R),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SLTU`
[INFO] [stdout]   --> src/instruction/instructions.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     SLTU(R),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `XOR`
[INFO] [stdout]   --> src/instruction/instructions.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     XOR(R),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SRL`
[INFO] [stdout]   --> src/instruction/instructions.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     SRL(R),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SRA`
[INFO] [stdout]   --> src/instruction/instructions.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     SRA(R),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OR`
[INFO] [stdout]   --> src/instruction/instructions.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     OR(R),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AND`
[INFO] [stdout]   --> src/instruction/instructions.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     AND(R),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FENCE`
[INFO] [stdout]   --> src/instruction/instructions.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     FENCE(I),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FENCEI`
[INFO] [stdout]   --> src/instruction/instructions.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     FENCEI(I),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ECALL`
[INFO] [stdout]   --> src/instruction/instructions.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     ECALL(I),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EBREAK`
[INFO] [stdout]   --> src/instruction/instructions.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     EBREAK(I),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CSRRW`
[INFO] [stdout]   --> src/instruction/instructions.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     CSRRW(I),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CSRRS`
[INFO] [stdout]   --> src/instruction/instructions.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     CSRRS(I),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CSRRC`
[INFO] [stdout]   --> src/instruction/instructions.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     CSRRC(I),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CSRRWI`
[INFO] [stdout]   --> src/instruction/instructions.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     CSRRWI(I),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CSRRSI`
[INFO] [stdout]   --> src/instruction/instructions.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     CSRRSI(I),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CSRRCI`
[INFO] [stdout]   --> src/instruction/instructions.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     CSRRCI(I),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 76 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `Command { std: "docker" "inspect" "4fe0c6e75cba68212c63563684dd652cc28877e005db46a843162aaf769c69f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fe0c6e75cba68212c63563684dd652cc28877e005db46a843162aaf769c69f9", kill_on_drop: false }`
[INFO] [stdout] 4fe0c6e75cba68212c63563684dd652cc28877e005db46a843162aaf769c69f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3ab9bad6c1ad4fa5df9c1f7ce23bc3f76465821ecd838b81ed0e1cbb7cba7da7
[INFO] running `Command { std: "docker" "start" "-a" "3ab9bad6c1ad4fa5df9c1f7ce23bc3f76465821ecd838b81ed0e1cbb7cba7da7", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex v1.3.5
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling clicolors-control v1.0.1
[INFO] [stderr]    Compiling termios v0.3.1
[INFO] [stderr]    Compiling console v0.9.2
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling serde_yaml v0.8.11
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling insta v0.13.1
[INFO] [stderr]    Compiling r2v v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]  --> src/cpu.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     x: [i32; 32],
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `csr`
[INFO] [stdout]   --> src/cpu.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     csr: [u32; 1024],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `tick`
[INFO] [stdout]   --> src/cpu.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn tick(&mut self) -> Instruction {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fetch`
[INFO] [stdout]   --> src/cpu.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn fetch(&mut self) -> u32 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `exec`
[INFO] [stdout]   --> src/cpu.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn exec(&mut self, inst: Instruction) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_byte`
[INFO] [stdout]    --> src/cpu.rs:143:8
[INFO] [stdout]     |
[INFO] [stdout] 143 |     fn read_byte(&mut self, addr: u32) -> u8 {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_halfword`
[INFO] [stdout]    --> src/cpu.rs:147:8
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn read_halfword(&self, addr: u32) -> u16 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_word`
[INFO] [stdout]    --> src/cpu.rs:151:8
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn read_word(&self, addr: u32) -> u32 {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_byte`
[INFO] [stdout]    --> src/cpu.rs:155:8
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn write_byte(&mut self, addr: u32, data: u8) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_halfword`
[INFO] [stdout]    --> src/cpu.rs:159:8
[INFO] [stdout]     |
[INFO] [stdout] 159 |     fn write_halfword(&mut self, addr: u32, data: u16) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_word`
[INFO] [stdout]    --> src/cpu.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn write_word(&mut self, addr: u32, data: u32) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `decode`
[INFO] [stdout]    --> src/cpu.rs:167:8
[INFO] [stdout]     |
[INFO] [stdout] 167 |     fn decode(&self, d: u32) -> Instruction {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rd`
[INFO] [stdout]   --> src/instruction/format.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 |   pub fn rd(self) -> usize {
[INFO] [stdout]    |          ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rs1`
[INFO] [stdout]   --> src/instruction/format.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 |   pub fn rs1(self) -> usize {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rs2`
[INFO] [stdout]   --> src/instruction/format.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 |   pub fn rs2(self) -> usize {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rs1`
[INFO] [stdout]   --> src/instruction/format.rs:51:10
[INFO] [stdout]    |
[INFO] [stdout] 51 |   pub fn rs1(self) -> usize {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rs2`
[INFO] [stdout]   --> src/instruction/format.rs:55:10
[INFO] [stdout]    |
[INFO] [stdout] 55 |   pub fn rs2(self) -> usize {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `imm`
[INFO] [stdout]   --> src/instruction/format.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 |   pub fn imm(self) -> u32 {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rs1`
[INFO] [stdout]   --> src/instruction/format.rs:80:10
[INFO] [stdout]    |
[INFO] [stdout] 80 |   pub fn rs1(self) -> usize {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rs2`
[INFO] [stdout]   --> src/instruction/format.rs:84:10
[INFO] [stdout]    |
[INFO] [stdout] 84 |   pub fn rs2(self) -> usize {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `imm`
[INFO] [stdout]   --> src/instruction/format.rs:88:10
[INFO] [stdout]    |
[INFO] [stdout] 88 |   pub fn imm(self) -> i32 {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rd`
[INFO] [stdout]    --> src/instruction/format.rs:105:10
[INFO] [stdout]     |
[INFO] [stdout] 105 |   pub fn rd(self) -> usize {
[INFO] [stdout]     |          ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `imm`
[INFO] [stdout]    --> src/instruction/format.rs:109:10
[INFO] [stdout]     |
[INFO] [stdout] 109 |   pub fn imm(self) -> u32 {
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rd`
[INFO] [stdout]    --> src/instruction/format.rs:126:10
[INFO] [stdout]     |
[INFO] [stdout] 126 |   pub fn rd(self) -> usize {
[INFO] [stdout]     |          ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `imm`
[INFO] [stdout]    --> src/instruction/format.rs:130:10
[INFO] [stdout]     |
[INFO] [stdout] 130 |   pub fn imm(self) -> u32 {
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rd`
[INFO] [stdout]    --> src/instruction/format.rs:150:10
[INFO] [stdout]     |
[INFO] [stdout] 150 |   pub fn rd(self) -> usize {
[INFO] [stdout]     |          ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rs1`
[INFO] [stdout]    --> src/instruction/format.rs:154:10
[INFO] [stdout]     |
[INFO] [stdout] 154 |   pub fn rs1(self) -> usize {
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `imm`
[INFO] [stdout]    --> src/instruction/format.rs:157:10
[INFO] [stdout]     |
[INFO] [stdout] 157 |   pub fn imm(self) -> i32 {
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `csr`
[INFO] [stdout]    --> src/instruction/format.rs:164:10
[INFO] [stdout]     |
[INFO] [stdout] 164 |   pub fn csr(self) -> usize {
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LUI`
[INFO] [stdout]  --> src/instruction/instructions.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     LUI(U),
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AUIPC`
[INFO] [stdout]  --> src/instruction/instructions.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     AUIPC(U),
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `JAL`
[INFO] [stdout]  --> src/instruction/instructions.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     JAL(J),
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `JALR`
[INFO] [stdout]  --> src/instruction/instructions.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     JALR(I),
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BEQ`
[INFO] [stdout]  --> src/instruction/instructions.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     BEQ(B),
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BNE`
[INFO] [stdout]   --> src/instruction/instructions.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     BNE(B),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BLT`
[INFO] [stdout]   --> src/instruction/instructions.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     BLT(B),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BGE`
[INFO] [stdout]   --> src/instruction/instructions.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     BGE(B),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BLTU`
[INFO] [stdout]   --> src/instruction/instructions.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     BLTU(B),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BGEU`
[INFO] [stdout]   --> src/instruction/instructions.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     BGEU(B),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LB`
[INFO] [stdout]   --> src/instruction/instructions.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     LB(I),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LH`
[INFO] [stdout]   --> src/instruction/instructions.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     LH(I),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LW`
[INFO] [stdout]   --> src/instruction/instructions.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     LW(I),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LBU`
[INFO] [stdout]   --> src/instruction/instructions.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     LBU(I),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LHU`
[INFO] [stdout]   --> src/instruction/instructions.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     LHU(I),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SB`
[INFO] [stdout]   --> src/instruction/instructions.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     SB(S),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SH`
[INFO] [stdout]   --> src/instruction/instructions.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     SH(S),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SW`
[INFO] [stdout]   --> src/instruction/instructions.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     SW(S),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ADDI`
[INFO] [stdout]   --> src/instruction/instructions.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     ADDI(I),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SLTI`
[INFO] [stdout]   --> src/instruction/instructions.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     SLTI(I),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SLTIU`
[INFO] [stdout]   --> src/instruction/instructions.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     SLTIU(I),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `XORI`
[INFO] [stdout]   --> src/instruction/instructions.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     XORI(I),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ORI`
[INFO] [stdout]   --> src/instruction/instructions.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     ORI(I),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ANDI`
[INFO] [stdout]   --> src/instruction/instructions.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     ANDI(I),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SLLI`
[INFO] [stdout]   --> src/instruction/instructions.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     SLLI(I),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SRLI`
[INFO] [stdout]   --> src/instruction/instructions.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     SRLI(I),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SRAI`
[INFO] [stdout]   --> src/instruction/instructions.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     SRAI(I),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ADD`
[INFO] [stdout]   --> src/instruction/instructions.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     ADD(R),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SUB`
[INFO] [stdout]   --> src/instruction/instructions.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     SUB(R),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SLL`
[INFO] [stdout]   --> src/instruction/instructions.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     SLL(R),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SLT`
[INFO] [stdout]   --> src/instruction/instructions.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     SLT(R),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SLTU`
[INFO] [stdout]   --> src/instruction/instructions.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     SLTU(R),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `XOR`
[INFO] [stdout]   --> src/instruction/instructions.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     XOR(R),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SRL`
[INFO] [stdout]   --> src/instruction/instructions.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     SRL(R),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SRA`
[INFO] [stdout]   --> src/instruction/instructions.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     SRA(R),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OR`
[INFO] [stdout]   --> src/instruction/instructions.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     OR(R),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AND`
[INFO] [stdout]   --> src/instruction/instructions.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     AND(R),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FENCE`
[INFO] [stdout]   --> src/instruction/instructions.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     FENCE(I),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FENCEI`
[INFO] [stdout]   --> src/instruction/instructions.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     FENCEI(I),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ECALL`
[INFO] [stdout]   --> src/instruction/instructions.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     ECALL(I),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EBREAK`
[INFO] [stdout]   --> src/instruction/instructions.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     EBREAK(I),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CSRRW`
[INFO] [stdout]   --> src/instruction/instructions.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     CSRRW(I),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CSRRS`
[INFO] [stdout]   --> src/instruction/instructions.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     CSRRS(I),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CSRRC`
[INFO] [stdout]   --> src/instruction/instructions.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     CSRRC(I),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CSRRWI`
[INFO] [stdout]   --> src/instruction/instructions.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     CSRRWI(I),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CSRRSI`
[INFO] [stdout]   --> src/instruction/instructions.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     CSRRSI(I),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CSRRCI`
[INFO] [stdout]   --> src/instruction/instructions.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     CSRRCI(I),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 76 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 54.18s
[INFO] running `Command { std: "docker" "inspect" "3ab9bad6c1ad4fa5df9c1f7ce23bc3f76465821ecd838b81ed0e1cbb7cba7da7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ab9bad6c1ad4fa5df9c1f7ce23bc3f76465821ecd838b81ed0e1cbb7cba7da7", kill_on_drop: false }`
[INFO] [stdout] 3ab9bad6c1ad4fa5df9c1f7ce23bc3f76465821ecd838b81ed0e1cbb7cba7da7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dc2443c16e73a3730fa733da8f8f8b8794f0bf21e2e2469f2a8b79c3299518ed
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "dc2443c16e73a3730fa733da8f8f8b8794f0bf21e2e2469f2a8b79c3299518ed", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `x`
[INFO] [stderr]  --> src/cpu.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     x: [i32; 32],
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `csr`
[INFO] [stderr]   --> src/cpu.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     csr: [u32; 1024],
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `tick`
[INFO] [stderr]   --> src/cpu.rs:37:12
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn tick(&mut self) -> Instruction {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `fetch`
[INFO] [stderr]   --> src/cpu.rs:44:8
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn fetch(&mut self) -> u32 {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `exec`
[INFO] [stderr]   --> src/cpu.rs:50:8
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn exec(&mut self, inst: Instruction) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `read_byte`
[INFO] [stderr]    --> src/cpu.rs:143:8
[INFO] [stderr]     |
[INFO] [stderr] 143 |     fn read_byte(&mut self, addr: u32) -> u8 {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `read_halfword`
[INFO] [stderr]    --> src/cpu.rs:147:8
[INFO] [stderr]     |
[INFO] [stderr] 147 |     fn read_halfword(&self, addr: u32) -> u16 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `read_word`
[INFO] [stderr]    --> src/cpu.rs:151:8
[INFO] [stderr]     |
[INFO] [stderr] 151 |     fn read_word(&self, addr: u32) -> u32 {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_byte`
[INFO] [stderr]    --> src/cpu.rs:155:8
[INFO] [stderr]     |
[INFO] [stderr] 155 |     fn write_byte(&mut self, addr: u32, data: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_halfword`
[INFO] [stderr]    --> src/cpu.rs:159:8
[INFO] [stderr]     |
[INFO] [stderr] 159 |     fn write_halfword(&mut self, addr: u32, data: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_word`
[INFO] [stderr]    --> src/cpu.rs:163:8
[INFO] [stderr]     |
[INFO] [stderr] 163 |     fn write_word(&mut self, addr: u32, data: u32) {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `decode`
[INFO] [stderr]    --> src/cpu.rs:167:8
[INFO] [stderr]     |
[INFO] [stderr] 167 |     fn decode(&self, d: u32) -> Instruction {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rd`
[INFO] [stderr]   --> src/instruction/format.rs:24:10
[INFO] [stderr]    |
[INFO] [stderr] 24 |   pub fn rd(self) -> usize {
[INFO] [stderr]    |          ^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rs1`
[INFO] [stderr]   --> src/instruction/format.rs:28:10
[INFO] [stderr]    |
[INFO] [stderr] 28 |   pub fn rs1(self) -> usize {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rs2`
[INFO] [stderr]   --> src/instruction/format.rs:32:10
[INFO] [stderr]    |
[INFO] [stderr] 32 |   pub fn rs2(self) -> usize {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rs1`
[INFO] [stderr]   --> src/instruction/format.rs:51:10
[INFO] [stderr]    |
[INFO] [stderr] 51 |   pub fn rs1(self) -> usize {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rs2`
[INFO] [stderr]   --> src/instruction/format.rs:55:10
[INFO] [stderr]    |
[INFO] [stderr] 55 |   pub fn rs2(self) -> usize {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `imm`
[INFO] [stderr]   --> src/instruction/format.rs:59:10
[INFO] [stderr]    |
[INFO] [stderr] 59 |   pub fn imm(self) -> u32 {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rs1`
[INFO] [stderr]   --> src/instruction/format.rs:80:10
[INFO] [stderr]    |
[INFO] [stderr] 80 |   pub fn rs1(self) -> usize {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rs2`
[INFO] [stderr]   --> src/instruction/format.rs:84:10
[INFO] [stderr]    |
[INFO] [stderr] 84 |   pub fn rs2(self) -> usize {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `imm`
[INFO] [stderr]   --> src/instruction/format.rs:88:10
[INFO] [stderr]    |
[INFO] [stderr] 88 |   pub fn imm(self) -> i32 {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rd`
[INFO] [stderr]    --> src/instruction/format.rs:105:10
[INFO] [stderr]     |
[INFO] [stderr] 105 |   pub fn rd(self) -> usize {
[INFO] [stderr]     |          ^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `imm`
[INFO] [stderr]    --> src/instruction/format.rs:109:10
[INFO] [stderr]     |
[INFO] [stderr] 109 |   pub fn imm(self) -> u32 {
[INFO] [stderr]     |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rd`
[INFO] [stderr]    --> src/instruction/format.rs:126:10
[INFO] [stderr]     |
[INFO] [stderr] 126 |   pub fn rd(self) -> usize {
[INFO] [stderr]     |          ^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `imm`
[INFO] [stderr]    --> src/instruction/format.rs:130:10
[INFO] [stderr]     |
[INFO] [stderr] 130 |   pub fn imm(self) -> u32 {
[INFO] [stderr]     |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rd`
[INFO] [stderr]    --> src/instruction/format.rs:150:10
[INFO] [stderr]     |
[INFO] [stderr] 150 |   pub fn rd(self) -> usize {
[INFO] [stderr]     |          ^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rs1`
[INFO] [stderr]    --> src/instruction/format.rs:154:10
[INFO] [stderr]     |
[INFO] [stderr] 154 |   pub fn rs1(self) -> usize {
[INFO] [stderr]     |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `imm`
[INFO] [stderr]    --> src/instruction/format.rs:157:10
[INFO] [stderr]     |
[INFO] [stderr] 157 |   pub fn imm(self) -> i32 {
[INFO] [stderr]     |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `csr`
[INFO] [stderr]    --> src/instruction/format.rs:164:10
[INFO] [stderr]     |
[INFO] [stderr] 164 |   pub fn csr(self) -> usize {
[INFO] [stderr]     |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LUI`
[INFO] [stderr]  --> src/instruction/instructions.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     LUI(U),
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `AUIPC`
[INFO] [stderr]  --> src/instruction/instructions.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     AUIPC(U),
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `JAL`
[INFO] [stderr]  --> src/instruction/instructions.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     JAL(J),
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `JALR`
[INFO] [stderr]  --> src/instruction/instructions.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     JALR(I),
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `BEQ`
[INFO] [stderr]  --> src/instruction/instructions.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     BEQ(B),
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `BNE`
[INFO] [stderr]   --> src/instruction/instructions.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     BNE(B),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `BLT`
[INFO] [stderr]   --> src/instruction/instructions.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     BLT(B),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `BGE`
[INFO] [stderr]   --> src/instruction/instructions.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     BGE(B),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `BLTU`
[INFO] [stderr]   --> src/instruction/instructions.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     BLTU(B),
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `BGEU`
[INFO] [stderr]   --> src/instruction/instructions.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     BGEU(B),
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LB`
[INFO] [stderr]   --> src/instruction/instructions.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     LB(I),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LH`
[INFO] [stderr]   --> src/instruction/instructions.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     LH(I),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LW`
[INFO] [stderr]   --> src/instruction/instructions.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     LW(I),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LBU`
[INFO] [stderr]   --> src/instruction/instructions.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     LBU(I),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LHU`
[INFO] [stderr]   --> src/instruction/instructions.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     LHU(I),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SB`
[INFO] [stderr]   --> src/instruction/instructions.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     SB(S),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SH`
[INFO] [stderr]   --> src/instruction/instructions.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     SH(S),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SW`
[INFO] [stderr]   --> src/instruction/instructions.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     SW(S),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ADDI`
[INFO] [stderr]   --> src/instruction/instructions.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     ADDI(I),
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SLTI`
[INFO] [stderr]   --> src/instruction/instructions.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     SLTI(I),
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SLTIU`
[INFO] [stderr]   --> src/instruction/instructions.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     SLTIU(I),
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `XORI`
[INFO] [stderr]   --> src/instruction/instructions.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     XORI(I),
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ORI`
[INFO] [stderr]   --> src/instruction/instructions.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     ORI(I),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ANDI`
[INFO] [stderr]   --> src/instruction/instructions.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     ANDI(I),
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SLLI`
[INFO] [stderr]   --> src/instruction/instructions.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     SLLI(I),
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SRLI`
[INFO] [stderr]   --> src/instruction/instructions.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     SRLI(I),
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SRAI`
[INFO] [stderr]   --> src/instruction/instructions.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     SRAI(I),
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ADD`
[INFO] [stderr]   --> src/instruction/instructions.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     ADD(R),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SUB`
[INFO] [stderr]   --> src/instruction/instructions.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     SUB(R),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SLL`
[INFO] [stderr]   --> src/instruction/instructions.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     SLL(R),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SLT`
[INFO] [stderr]   --> src/instruction/instructions.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     SLT(R),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SLTU`
[INFO] [stderr]   --> src/instruction/instructions.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     SLTU(R),
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `XOR`
[INFO] [stderr]   --> src/instruction/instructions.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     XOR(R),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SRL`
[INFO] [stderr]   --> src/instruction/instructions.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     SRL(R),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SRA`
[INFO] [stderr]   --> src/instruction/instructions.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     SRA(R),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `OR`
[INFO] [stderr]   --> src/instruction/instructions.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     OR(R),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `AND`
[INFO] [stderr]   --> src/instruction/instructions.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     AND(R),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FENCE`
[INFO] [stderr]   --> src/instruction/instructions.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     FENCE(I),
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FENCEI`
[INFO] [stderr]   --> src/instruction/instructions.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     FENCEI(I),
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ECALL`
[INFO] [stderr]   --> src/instruction/instructions.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     ECALL(I),
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `EBREAK`
[INFO] [stderr]   --> src/instruction/instructions.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     EBREAK(I),
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `CSRRW`
[INFO] [stderr]   --> src/instruction/instructions.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     CSRRW(I),
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `CSRRS`
[INFO] [stderr]   --> src/instruction/instructions.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     CSRRS(I),
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `CSRRC`
[INFO] [stderr]   --> src/instruction/instructions.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     CSRRC(I),
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `CSRRWI`
[INFO] [stderr]   --> src/instruction/instructions.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     CSRRWI(I),
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `CSRRSI`
[INFO] [stderr]   --> src/instruction/instructions.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     CSRRSI(I),
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `CSRRCI`
[INFO] [stderr]   --> src/instruction/instructions.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     CSRRCI(I),
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 76 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/r2v-0ae8a0116a8806c6
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test instruction::format::tests::test_common_format ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dc2443c16e73a3730fa733da8f8f8b8794f0bf21e2e2469f2a8b79c3299518ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc2443c16e73a3730fa733da8f8f8b8794f0bf21e2e2469f2a8b79c3299518ed", kill_on_drop: false }`
[INFO] [stdout] dc2443c16e73a3730fa733da8f8f8b8794f0bf21e2e2469f2a8b79c3299518ed
