[INFO] cloning repository https://github.com/gunhaa/cpu_emulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gunhaa/cpu_emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgunhaa%2Fcpu_emulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgunhaa%2Fcpu_emulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4288629e51ac70089f1f04743ecb4cbab125fdda
[INFO] testing gunhaa/cpu_emulator against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgunhaa%2Fcpu_emulator" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gunhaa/cpu_emulator
[INFO] finished tweaking git repo https://github.com/gunhaa/cpu_emulator
[INFO] tweaked toml for git repo https://github.com/gunhaa/cpu_emulator written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gunhaa/cpu_emulator on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gunhaa/cpu_emulator 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 257cef139c5f05a135627568b49d102e2c75d84fcd011e6ad649de0836c6c31f
[INFO] running `Command { std: "docker" "start" "-a" "257cef139c5f05a135627568b49d102e2c75d84fcd011e6ad649de0836c6c31f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "257cef139c5f05a135627568b49d102e2c75d84fcd011e6ad649de0836c6c31f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "257cef139c5f05a135627568b49d102e2c75d84fcd011e6ad649de0836c6c31f", kill_on_drop: false }`
[INFO] [stdout] 257cef139c5f05a135627568b49d102e2c75d84fcd011e6ad649de0836c6c31f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57d1730533f78c1c874bb956565d70556e526e3c0defacca324d685191d767a7
[INFO] running `Command { std: "docker" "start" "-a" "57d1730533f78c1c874bb956565d70556e526e3c0defacca324d685191d767a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling cpu_emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "57d1730533f78c1c874bb956565d70556e526e3c0defacca324d685191d767a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57d1730533f78c1c874bb956565d70556e526e3c0defacca324d685191d767a7", kill_on_drop: false }`
[INFO] [stdout] 57d1730533f78c1c874bb956565d70556e526e3c0defacca324d685191d767a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 996669b74e21f1e472661f78a4ca5aa3389fd759764191407b3c6db0688a5a8f
[INFO] running `Command { std: "docker" "start" "-a" "996669b74e21f1e472661f78a4ca5aa3389fd759764191407b3c6db0688a5a8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling cpu_emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> examples/floating_point.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |         std::mem::transmute(a)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] help: replace this with
[INFO] [stdout]    |
[INFO] [stdout] 11 -         std::mem::transmute(a)
[INFO] [stdout] 11 +         f32::to_bits(a)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> examples/floating_point.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         std::mem::transmute(franken_type)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace this with
[INFO] [stdout]    |
[INFO] [stdout] 22 -         std::mem::transmute(franken_type)
[INFO] [stdout] 22 +         f32::from_bits(franken_type)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "996669b74e21f1e472661f78a4ca5aa3389fd759764191407b3c6db0688a5a8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "996669b74e21f1e472661f78a4ca5aa3389fd759764191407b3c6db0688a5a8f", kill_on_drop: false }`
[INFO] [stdout] 996669b74e21f1e472661f78a4ca5aa3389fd759764191407b3c6db0688a5a8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f6e8e76eb76905093438d9d9ffd8f8f4e52b9eb443897a3c8e551da3cb6d4528
[INFO] running `Command { std: "docker" "start" "-a" "f6e8e76eb76905093438d9d9ffd8f8f4e52b9eb443897a3c8e551da3cb6d4528", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]   --> examples/floating_point.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |         std::mem::transmute(a)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stderr] help: replace this with
[INFO] [stderr]    |
[INFO] [stderr] 11 -         std::mem::transmute(a)
[INFO] [stderr] 11 +         f32::to_bits(a)
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]   --> examples/floating_point.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |         std::mem::transmute(franken_type)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: replace this with
[INFO] [stderr]    |
[INFO] [stderr] 22 -         std::mem::transmute(franken_type)
[INFO] [stderr] 22 +         f32::from_bits(franken_type)
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `cpu_emulator` (example "floating_point") generated 2 warnings (run `cargo fix --example "floating_point" -p cpu_emulator` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cpu_emulator-9ad3794b6b5b28c7)
[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" "f6e8e76eb76905093438d9d9ffd8f8f4e52b9eb443897a3c8e551da3cb6d4528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6e8e76eb76905093438d9d9ffd8f8f4e52b9eb443897a3c8e551da3cb6d4528", kill_on_drop: false }`
[INFO] [stdout] f6e8e76eb76905093438d9d9ffd8f8f4e52b9eb443897a3c8e551da3cb6d4528
