[INFO] fetching crate cubature-sys 1.0.5...
[INFO] testing cubature-sys-1.0.5 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate cubature-sys 1.0.5 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate cubature-sys 1.0.5
[INFO] finished tweaking crates.io crate cubature-sys 1.0.5
[INFO] tweaked toml for crates.io crate cubature-sys 1.0.5 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cubature-sys 1.0.5 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "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-2026-03-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38294fb6b61d7acd2f4574d638cff5f9661a4675d1c6e60c3a3d8acfd0ead2c3
[INFO] running `Command { std: "docker" "start" "-a" "38294fb6b61d7acd2f4574d638cff5f9661a4675d1c6e60c3a3d8acfd0ead2c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38294fb6b61d7acd2f4574d638cff5f9661a4675d1c6e60c3a3d8acfd0ead2c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38294fb6b61d7acd2f4574d638cff5f9661a4675d1c6e60c3a3d8acfd0ead2c3", kill_on_drop: false }`
[INFO] [stdout] 38294fb6b61d7acd2f4574d638cff5f9661a4675d1c6e60c3a3d8acfd0ead2c3
[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-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44edcfbc470f41657d3213769f7216141eb12280a73b012f20208a6344735eae
[INFO] running `Command { std: "docker" "start" "-a" "44edcfbc470f41657d3213769f7216141eb12280a73b012f20208a6344735eae", kill_on_drop: false }`
[INFO] [stderr]    Compiling cubature-sys v1.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.64s
[INFO] running `Command { std: "docker" "inspect" "44edcfbc470f41657d3213769f7216141eb12280a73b012f20208a6344735eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44edcfbc470f41657d3213769f7216141eb12280a73b012f20208a6344735eae", kill_on_drop: false }`
[INFO] [stdout] 44edcfbc470f41657d3213769f7216141eb12280a73b012f20208a6344735eae
[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-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2c00a2d2bd3025546e9d4e33e894b74d27097c3e946b6228d8109e477491d20
[INFO] running `Command { std: "docker" "start" "-a" "a2c00a2d2bd3025546e9d4e33e894b74d27097c3e946b6228d8109e477491d20", kill_on_drop: false }`
[INFO] [stderr]    Compiling cubature-sys v1.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "a2c00a2d2bd3025546e9d4e33e894b74d27097c3e946b6228d8109e477491d20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2c00a2d2bd3025546e9d4e33e894b74d27097c3e946b6228d8109e477491d20", kill_on_drop: false }`
[INFO] [stdout] a2c00a2d2bd3025546e9d4e33e894b74d27097c3e946b6228d8109e477491d20
[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-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f94af1603f08c07f38b2a0176169096ec55eb5ae68152e8502b2348729ffbb7b
[INFO] running `Command { std: "docker" "start" "-a" "f94af1603f08c07f38b2a0176169096ec55eb5ae68152e8502b2348729ffbb7b", 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/cubature_sys-bab4658e97c6cd54)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] /opt/rustwide/target/debug/deps/cubature_sys-bab4658e97c6cd54: symbol lookup error: /opt/rustwide/target/debug/build/cubature-sys-74bd6e14d6b472fd/out/libcubature.so: undefined symbol: pow
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/cubature_sys-bab4658e97c6cd54` (exit status: 127)
[INFO] [stderr] note: test exited abnormally; to see the full output pass --no-capture to the harness.
[INFO] running `Command { std: "docker" "inspect" "f94af1603f08c07f38b2a0176169096ec55eb5ae68152e8502b2348729ffbb7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f94af1603f08c07f38b2a0176169096ec55eb5ae68152e8502b2348729ffbb7b", kill_on_drop: false }`
[INFO] [stdout] f94af1603f08c07f38b2a0176169096ec55eb5ae68152e8502b2348729ffbb7b
