[INFO] cloning repository https://github.com/wakuto/rv32emu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wakuto/rv32emu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwakuto%2Frv32emu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwakuto%2Frv32emu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b5be257b82f0ef1295e856e7bd013bd34ca2aa58
[INFO] checking wakuto/rv32emu against try#1383df06117fd218068d1f39fd5326256dd4a348 for pr-145181
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwakuto%2Frv32emu" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/wakuto/rv32emu
[INFO] finished tweaking git repo https://github.com/wakuto/rv32emu
[INFO] tweaked toml for git repo https://github.com/wakuto/rv32emu written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/wakuto/rv32emu on toolchain 1383df06117fd218068d1f39fd5326256dd4a348
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1383df06117fd218068d1f39fd5326256dd4a348" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/wakuto/rv32emu 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" "+1383df06117fd218068d1f39fd5326256dd4a348" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+1383df06117fd218068d1f39fd5326256dd4a348" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d29aac86f54b4ae5a1ed1a1e074889d6b3d2987a68e0282023bb9e3c930dac6
[INFO] running `Command { std: "docker" "start" "-a" "9d29aac86f54b4ae5a1ed1a1e074889d6b3d2987a68e0282023bb9e3c930dac6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d29aac86f54b4ae5a1ed1a1e074889d6b3d2987a68e0282023bb9e3c930dac6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d29aac86f54b4ae5a1ed1a1e074889d6b3d2987a68e0282023bb9e3c930dac6", kill_on_drop: false }`
[INFO] [stdout] 9d29aac86f54b4ae5a1ed1a1e074889d6b3d2987a68e0282023bb9e3c930dac6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+1383df06117fd218068d1f39fd5326256dd4a348" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc7d956655c33b41c7b5ead11e6fa23a6b9ab45f5b4b48ad3ffa7d6141fd187a
[INFO] running `Command { std: "docker" "start" "-a" "dc7d956655c33b41c7b5ead11e6fa23a6b9ab45f5b4b48ad3ffa7d6141fd187a", kill_on_drop: false }`
[INFO] [stderr]     Checking rv32i v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `ope_type` is never read
[INFO] [stdout]   --> src/cpu.rs:17:3
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Instruction {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 17 |   ope_type: InstructionType,
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/cpu.rs:34:23
[INFO] [stdout]    |
[INFO] [stdout] 34 |   IllegalMemoryAccess(u32),
[INFO] [stdout]    |   ------------------- ^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Exception` has derived impls for the traits `Debug` and `Clone`, 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] 34 -   IllegalMemoryAccess(u32),
[INFO] [stdout] 34 +   IllegalMemoryAccess(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ope_type` is never read
[INFO] [stdout]   --> src/cpu.rs:17:3
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Instruction {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 17 |   ope_type: InstructionType,
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/cpu.rs:34:23
[INFO] [stdout]    |
[INFO] [stdout] 34 |   IllegalMemoryAccess(u32),
[INFO] [stdout]    |   ------------------- ^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Exception` has derived impls for the traits `Debug` and `Clone`, 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] 34 -   IllegalMemoryAccess(u32),
[INFO] [stdout] 34 +   IllegalMemoryAccess(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "dc7d956655c33b41c7b5ead11e6fa23a6b9ab45f5b4b48ad3ffa7d6141fd187a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc7d956655c33b41c7b5ead11e6fa23a6b9ab45f5b4b48ad3ffa7d6141fd187a", kill_on_drop: false }`
[INFO] [stdout] dc7d956655c33b41c7b5ead11e6fa23a6b9ab45f5b4b48ad3ffa7d6141fd187a