[INFO] fetching crate sperr 0.2.0...
[INFO] testing sperr-0.2.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate sperr 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate sperr 0.2.0
[INFO] finished tweaking crates.io crate sperr 0.2.0
[INFO] tweaked toml for crates.io crate sperr 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sperr 0.2.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sperr 0.2.0 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-2025-10-28" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a049e467e599e3de05883c7c1b6d7cbb122e6ac7d398527e35dbeb4cf711e495
[INFO] running `Command { std: "docker" "start" "-a" "a049e467e599e3de05883c7c1b6d7cbb122e6ac7d398527e35dbeb4cf711e495", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a049e467e599e3de05883c7c1b6d7cbb122e6ac7d398527e35dbeb4cf711e495", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a049e467e599e3de05883c7c1b6d7cbb122e6ac7d398527e35dbeb4cf711e495", kill_on_drop: false }`
[INFO] [stdout] a049e467e599e3de05883c7c1b6d7cbb122e6ac7d398527e35dbeb4cf711e495
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42757fb11073779178fa9e7fc0f37ea948d731598b5bf44fdf7d8bd7cfb5d98f
[INFO] running `Command { std: "docker" "start" "-a" "42757fb11073779178fa9e7fc0f37ea948d731598b5bf44fdf7d8bd7cfb5d98f", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling cc v1.2.41
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling ndarray v0.16.1
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling bindgen v0.72.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling sperr-sys v0.2.0
[INFO] [stderr]    Compiling sperr v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.47s
[INFO] running `Command { std: "docker" "inspect" "42757fb11073779178fa9e7fc0f37ea948d731598b5bf44fdf7d8bd7cfb5d98f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42757fb11073779178fa9e7fc0f37ea948d731598b5bf44fdf7d8bd7cfb5d98f", kill_on_drop: false }`
[INFO] [stdout] 42757fb11073779178fa9e7fc0f37ea948d731598b5bf44fdf7d8bd7cfb5d98f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9fb3c6da6050afba82e8966279476df9f29d5dcdb8ea5d575bf5fc5fb38b083
[INFO] running `Command { std: "docker" "start" "-a" "c9fb3c6da6050afba82e8966279476df9f29d5dcdb8ea5d575bf5fc5fb38b083", kill_on_drop: false }`
[INFO] [stderr]    Compiling sperr-sys v0.2.0
[INFO] [stderr]    Compiling sperr v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.62s
[INFO] running `Command { std: "docker" "inspect" "c9fb3c6da6050afba82e8966279476df9f29d5dcdb8ea5d575bf5fc5fb38b083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9fb3c6da6050afba82e8966279476df9f29d5dcdb8ea5d575bf5fc5fb38b083", kill_on_drop: false }`
[INFO] [stdout] c9fb3c6da6050afba82e8966279476df9f29d5dcdb8ea5d575bf5fc5fb38b083
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fb1f76173fa1af6a3c3eb44729fcc181e3429a5cdb61b85b85fe26bcfd59d025
[INFO] running `Command { std: "docker" "start" "-a" "fb1f76173fa1af6a3c3eb44729fcc181e3429a5cdb61b85b85fe26bcfd59d025", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sperr-9052d14ff7bc8ba3)
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::compress_decompress_q ... ok
[INFO] [stdout] test tests::compress_decompress_psnr ... ok
[INFO] [stdout] test tests::compress_decompress_pwe ... ok
[INFO] [stdout] test tests::compress_decompress_bpp ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sperr
[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" "fb1f76173fa1af6a3c3eb44729fcc181e3429a5cdb61b85b85fe26bcfd59d025", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb1f76173fa1af6a3c3eb44729fcc181e3429a5cdb61b85b85fe26bcfd59d025", kill_on_drop: false }`
[INFO] [stdout] fb1f76173fa1af6a3c3eb44729fcc181e3429a5cdb61b85b85fe26bcfd59d025