[INFO] cloning repository https://github.com/yalikes/rriscvm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yalikes/rriscvm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyalikes%2Frriscvm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyalikes%2Frriscvm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6036e9d2a3b4427fdf8b1153f3c525e6f4e8d538
[INFO] checking yalikes/rriscvm against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyalikes%2Frriscvm" "/workspace/builds/worker-43/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-43/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yalikes/rriscvm on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yalikes/rriscvm
[INFO] finished tweaking git repo https://github.com/yalikes/rriscvm
[INFO] tweaked toml for git repo https://github.com/yalikes/rriscvm written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] crate git repo https://github.com/yalikes/rriscvm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 418a02b0a4b02bae3fecf7aa766d246ff35b58f8ec36079dc38d89902f58e2ed
[INFO] running `Command { std: "docker" "start" "-a" "418a02b0a4b02bae3fecf7aa766d246ff35b58f8ec36079dc38d89902f58e2ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "418a02b0a4b02bae3fecf7aa766d246ff35b58f8ec36079dc38d89902f58e2ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "418a02b0a4b02bae3fecf7aa766d246ff35b58f8ec36079dc38d89902f58e2ed", kill_on_drop: false }`
[INFO] [stdout] 418a02b0a4b02bae3fecf7aa766d246ff35b58f8ec36079dc38d89902f58e2ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0eb3bec7746244c1138714d2a03abfa3b9fe279ba632b0b54c5949724748b902
[INFO] running `Command { std: "docker" "start" "-a" "0eb3bec7746244c1138714d2a03abfa3b9fe279ba632b0b54c5949724748b902", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking rriscvm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `rd`
[INFO] [stdout]    --> src/riscv_vm.rs:484:13
[INFO] [stdout]     |
[INFO] [stdout] 484 |         let rd = inst.rd;
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_rd`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `instruction`
[INFO] [stdout]    --> src/instruction.rs:386:30
[INFO] [stdout]     |
[INFO] [stdout] 386 | fn identify_inst_with_op_imm(instruction: u32) -> InstructionTypes {
[INFO] [stdout]     |                              ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `LOAD_FP`
[INFO] [stdout]  --> src/instruction.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | const LOAD_FP: u8 = 0b00_001_11;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CUSTOM_0`
[INFO] [stdout]  --> src/instruction.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | const CUSTOM_0: u8 = 0b00_010_11;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MISC_MEM`
[INFO] [stdout]  --> src/instruction.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | const MISC_MEM: u8 = 0b00_011_11;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `OP_IMM_32`
[INFO] [stdout]  --> src/instruction.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | const OP_IMM_32: u8 = 0b00_110_11;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rd`
[INFO] [stdout]    --> src/riscv_vm.rs:484:13
[INFO] [stdout]     |
[INFO] [stdout] 484 |         let rd = inst.rd;
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_rd`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `instruction`
[INFO] [stdout]    --> src/instruction.rs:386:30
[INFO] [stdout]     |
[INFO] [stdout] 386 | fn identify_inst_with_op_imm(instruction: u32) -> InstructionTypes {
[INFO] [stdout]     |                              ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `LOAD_FP`
[INFO] [stdout]  --> src/instruction.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | const LOAD_FP: u8 = 0b00_001_11;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CUSTOM_0`
[INFO] [stdout]  --> src/instruction.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | const CUSTOM_0: u8 = 0b00_010_11;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MISC_MEM`
[INFO] [stdout]  --> src/instruction.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | const MISC_MEM: u8 = 0b00_011_11;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `OP_IMM_32`
[INFO] [stdout]  --> src/instruction.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | const OP_IMM_32: u8 = 0b00_110_11;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vm`
[INFO] [stdout]   --> src/main.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn initial(vm: &mut RiscvVirtualMachine){
[INFO] [stdout]    |            ^^ help: if this is intentional, prefix it with an underscore: `_vm`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vm`
[INFO] [stdout]   --> src/main.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn initial(vm: &mut RiscvVirtualMachine){
[INFO] [stdout]    |            ^^ help: if this is intentional, prefix it with an underscore: `_vm`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.79s
[INFO] running `Command { std: "docker" "inspect" "0eb3bec7746244c1138714d2a03abfa3b9fe279ba632b0b54c5949724748b902", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eb3bec7746244c1138714d2a03abfa3b9fe279ba632b0b54c5949724748b902", kill_on_drop: false }`
[INFO] [stdout] 0eb3bec7746244c1138714d2a03abfa3b9fe279ba632b0b54c5949724748b902