[INFO] fetching crate trueno-gpu 0.5.0...
[INFO] testing trueno-gpu-0.5.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate trueno-gpu 0.5.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate trueno-gpu 0.5.0
[INFO] finished tweaking crates.io crate trueno-gpu 0.5.0
[INFO] tweaked toml for crates.io crate trueno-gpu 0.5.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate trueno-gpu 0.5.0 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] crate crates.io crate trueno-gpu 0.5.0 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e6d09859738c8994babea615f5d5f34e0a05e5947f9f6419d880c80e44a14bfa
[INFO] running `Command { std: "docker" "start" "-a" "e6d09859738c8994babea615f5d5f34e0a05e5947f9f6419d880c80e44a14bfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6d09859738c8994babea615f5d5f34e0a05e5947f9f6419d880c80e44a14bfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6d09859738c8994babea615f5d5f34e0a05e5947f9f6419d880c80e44a14bfa", kill_on_drop: false }`
[INFO] [stdout] e6d09859738c8994babea615f5d5f34e0a05e5947f9f6419d880c80e44a14bfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 93111608c4c0a2fff207cd7934c78147409d4514be70db64b0d777eb8f8183a6
[INFO] running `Command { std: "docker" "start" "-a" "93111608c4c0a2fff207cd7934c78147409d4514be70db64b0d777eb8f8183a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling lz4_flex v0.11.6
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling cc v1.2.59
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling zstd v0.13.3
[INFO] [stderr]    Compiling batuta-common v0.1.0
[INFO] [stderr]    Compiling aprender-gpu v0.29.0
[INFO] [stderr]    Compiling trueno-gpu v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.37s
[INFO] running `Command { std: "docker" "inspect" "93111608c4c0a2fff207cd7934c78147409d4514be70db64b0d777eb8f8183a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93111608c4c0a2fff207cd7934c78147409d4514be70db64b0d777eb8f8183a6", kill_on_drop: false }`
[INFO] [stdout] 93111608c4c0a2fff207cd7934c78147409d4514be70db64b0d777eb8f8183a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6a04c10fd298556be5f575f0c75a5287f0f4f84d421ceca3313d610043658f69
[INFO] running `Command { std: "docker" "start" "-a" "6a04c10fd298556be5f575f0c75a5287f0f4f84d421ceca3313d610043658f69", kill_on_drop: false }`
[INFO] [stderr]    Compiling trueno-gpu v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "6a04c10fd298556be5f575f0c75a5287f0f4f84d421ceca3313d610043658f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a04c10fd298556be5f575f0c75a5287f0f4f84d421ceca3313d610043658f69", kill_on_drop: false }`
[INFO] [stdout] 6a04c10fd298556be5f575f0c75a5287f0f4f84d421ceca3313d610043658f69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 1941f467e08e94ac6ff87a776c11e87ec594e7451dcbfeb2f800d4eae017c5a4
[INFO] running `Command { std: "docker" "start" "-a" "1941f467e08e94ac6ff87a776c11e87ec594e7451dcbfeb2f800d4eae017c5a4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/trueno_gpu-8a07d22be7416250)
[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] [stderr]    Doc-tests trueno_gpu
[INFO] [stderr] error[E0464]: multiple candidates for `rlib` dependency `trueno_gpu` found
[INFO] [stderr]  --> src/lib.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub use trueno_gpu::*;
[INFO] [stderr]   |         ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: candidate #1: /opt/rustwide/target/debug/deps/libtrueno_gpu-304a7a4586ff4955.rlib
[INFO] [stderr]   = note: candidate #2: /opt/rustwide/target/debug/deps/libtrueno_gpu-e1db1304deddc0f6.rlib
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 1 previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0464`.
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2026-04-21-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --color auto --crate-name trueno_gpu --test src/lib.rs --test-run-directory /opt/rustwide/workdir -L native=/opt/rustwide/target/debug/build/zstd-sys-cc897510a6398f14/out --extern trueno_gpu=/opt/rustwide/target/debug/deps/libtrueno_gpu-304a7a4586ff4955.rlib --extern trueno_gpu=/opt/rustwide/target/debug/deps/libtrueno_gpu-e1db1304deddc0f6.rlib -L dependency=/opt/rustwide/target/debug/deps -C embed-bitcode=no --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' --cap-lints=warn --error-format human` (exit status: 1)
[INFO] [stderr] note: test exited abnormally; to see the full output pass --no-capture to the harness.
[INFO] running `Command { std: "docker" "inspect" "1941f467e08e94ac6ff87a776c11e87ec594e7451dcbfeb2f800d4eae017c5a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1941f467e08e94ac6ff87a776c11e87ec594e7451dcbfeb2f800d4eae017c5a4", kill_on_drop: false }`
[INFO] [stdout] 1941f467e08e94ac6ff87a776c11e87ec594e7451dcbfeb2f800d4eae017c5a4
