[INFO] fetching crate risc0-sppark 5.0.0-rc.1...
[INFO] testing risc0-sppark-5.0.0-rc.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate risc0-sppark 5.0.0-rc.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate risc0-sppark 5.0.0-rc.1
[INFO] finished tweaking crates.io crate risc0-sppark 5.0.0-rc.1
[INFO] tweaked toml for crates.io crate risc0-sppark 5.0.0-rc.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate risc0-sppark 5.0.0-rc.1 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 risc0-sppark 5.0.0-rc.1 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] b2f6bdd0bae34f728377141331d728f4fe7e0a49e549a65a3d8221f1d03780c0
[INFO] running `Command { std: "docker" "start" "-a" "b2f6bdd0bae34f728377141331d728f4fe7e0a49e549a65a3d8221f1d03780c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2f6bdd0bae34f728377141331d728f4fe7e0a49e549a65a3d8221f1d03780c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2f6bdd0bae34f728377141331d728f4fe7e0a49e549a65a3d8221f1d03780c0", kill_on_drop: false }`
[INFO] [stdout] b2f6bdd0bae34f728377141331d728f4fe7e0a49e549a65a3d8221f1d03780c0
[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] 2c07b5b778ed7dc332e2e4a32f3a270426b33743d868829ac98f585397e025e7
[INFO] running `Command { std: "docker" "start" "-a" "2c07b5b778ed7dc332e2e4a32f3a270426b33743d868829ac98f585397e025e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling find-msvc-tools v0.1.4
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling cc v1.2.41
[INFO] [stderr]    Compiling risc0-sppark v5.0.0-rc.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.57s
[INFO] running `Command { std: "docker" "inspect" "2c07b5b778ed7dc332e2e4a32f3a270426b33743d868829ac98f585397e025e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c07b5b778ed7dc332e2e4a32f3a270426b33743d868829ac98f585397e025e7", kill_on_drop: false }`
[INFO] [stdout] 2c07b5b778ed7dc332e2e4a32f3a270426b33743d868829ac98f585397e025e7
[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] c326c258873e509cdd5da29a87d14c435caa7f27f72292de32b726b8e79dbef3
[INFO] running `Command { std: "docker" "start" "-a" "c326c258873e509cdd5da29a87d14c435caa7f27f72292de32b726b8e79dbef3", kill_on_drop: false }`
[INFO] [stderr]    Compiling risc0-sppark v5.0.0-rc.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "c326c258873e509cdd5da29a87d14c435caa7f27f72292de32b726b8e79dbef3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c326c258873e509cdd5da29a87d14c435caa7f27f72292de32b726b8e79dbef3", kill_on_drop: false }`
[INFO] [stdout] c326c258873e509cdd5da29a87d14c435caa7f27f72292de32b726b8e79dbef3
[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] 34fa272c9748616667d1f3385af903fe969e37237347b485489e7685bf917a2d
[INFO] running `Command { std: "docker" "start" "-a" "34fa272c9748616667d1f3385af903fe969e37237347b485489e7685bf917a2d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/risc0_sppark-aebb4f1a1a8a12a7)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests risc0_sppark
[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 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" "34fa272c9748616667d1f3385af903fe969e37237347b485489e7685bf917a2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34fa272c9748616667d1f3385af903fe969e37237347b485489e7685bf917a2d", kill_on_drop: false }`
[INFO] [stdout] 34fa272c9748616667d1f3385af903fe969e37237347b485489e7685bf917a2d
