[INFO] fetching crate sifive-core 0.1.0...
[INFO] testing sifive-core-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate sifive-core 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate sifive-core 0.1.0
[INFO] finished tweaking crates.io crate sifive-core 0.1.0
[INFO] tweaked toml for crates.io crate sifive-core 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sifive-core 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.11.1)
[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] 907da4ba576373f6702265cacec61e4fc64929f9f8fce09fadb72e5801c89066
[INFO] running `Command { std: "docker" "start" "-a" "907da4ba576373f6702265cacec61e4fc64929f9f8fce09fadb72e5801c89066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "907da4ba576373f6702265cacec61e4fc64929f9f8fce09fadb72e5801c89066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "907da4ba576373f6702265cacec61e4fc64929f9f8fce09fadb72e5801c89066", kill_on_drop: false }`
[INFO] [stdout] 907da4ba576373f6702265cacec61e4fc64929f9f8fce09fadb72e5801c89066
[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] 7a6daa3abebc822e6d4cbcc538a75b5a5399d42eea95912b40fa50caadccd178
[INFO] running `Command { std: "docker" "start" "-a" "7a6daa3abebc822e6d4cbcc538a75b5a5399d42eea95912b40fa50caadccd178", kill_on_drop: false }`
[INFO] [stderr]    Compiling sifive-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "7a6daa3abebc822e6d4cbcc538a75b5a5399d42eea95912b40fa50caadccd178", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a6daa3abebc822e6d4cbcc538a75b5a5399d42eea95912b40fa50caadccd178", kill_on_drop: false }`
[INFO] [stdout] 7a6daa3abebc822e6d4cbcc538a75b5a5399d42eea95912b40fa50caadccd178
[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] 3400573cb9d94183bfb04723f7343ad9283623ccb7cd9ab658b1c2c5d285d2aa
[INFO] running `Command { std: "docker" "start" "-a" "3400573cb9d94183bfb04723f7343ad9283623ccb7cd9ab658b1c2c5d285d2aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling sifive-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "3400573cb9d94183bfb04723f7343ad9283623ccb7cd9ab658b1c2c5d285d2aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3400573cb9d94183bfb04723f7343ad9283623ccb7cd9ab658b1c2c5d285d2aa", kill_on_drop: false }`
[INFO] [stdout] 3400573cb9d94183bfb04723f7343ad9283623ccb7cd9ab658b1c2c5d285d2aa
[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] b5804fafbf58e203b61ba0108ba6b75a5b9bf07e35dd90d57637203a52c30d96
[INFO] running `Command { std: "docker" "start" "-a" "b5804fafbf58e203b61ba0108ba6b75a5b9bf07e35dd90d57637203a52c30d96", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sifive_core-9de62fc44036061a)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sifive_core
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/asm.rs - asm::cease (line 31) - compile ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/asm.rs - asm::cease (line 31) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `PanicInfo` in this scope
[INFO] [stdout]   --> src/asm.rs:34:25
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn machine_panic(info: &PanicInfo) -> ! {
[INFO] [stdout]    |                         ^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this type alias
[INFO] [stdout]    |
[INFO] [stdout] 30 + use std::panic::PanicInfo;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> src/asm.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | / fn machine_panic(info: &PanicInfo) -> ! {
[INFO] [stdout] 35 | |     print_stack_trace_and_information(info);
[INFO] [stdout] 36 | |     unsafe { sifive_core::asm::cease() }
[INFO] [stdout] 37 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the lang item is first defined in crate `std` (which `rust_out` depends on)
[INFO] [stdout]    = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/beta-2026-04-21-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-0b731ea8964f0f7c.rmeta
[INFO] [stdout]    = note: second definition in the local crate (`rust_out`)
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `print_stack_trace_and_information` in this scope
[INFO] [stdout]   --> src/asm.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     print_stack_trace_and_information(info);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0152, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0152`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/asm.rs - asm::cease (line 31)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "b5804fafbf58e203b61ba0108ba6b75a5b9bf07e35dd90d57637203a52c30d96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5804fafbf58e203b61ba0108ba6b75a5b9bf07e35dd90d57637203a52c30d96", kill_on_drop: false }`
[INFO] [stdout] b5804fafbf58e203b61ba0108ba6b75a5b9bf07e35dd90d57637203a52c30d96
