[INFO] fetching crate polar-c-api 0.1.0...
[INFO] testing polar-c-api-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate polar-c-api 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate polar-c-api 0.1.0
[INFO] finished tweaking crates.io crate polar-c-api 0.1.0
[INFO] tweaked toml for crates.io crate polar-c-api 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate polar-c-api 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate polar-c-api 0.1.0 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-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 252f5a45d5de385f37a988c8ed38f904a56b93b88c201af97cfffe0e9b396d17
[INFO] running `Command { std: "docker" "start" "-a" "252f5a45d5de385f37a988c8ed38f904a56b93b88c201af97cfffe0e9b396d17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "252f5a45d5de385f37a988c8ed38f904a56b93b88c201af97cfffe0e9b396d17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "252f5a45d5de385f37a988c8ed38f904a56b93b88c201af97cfffe0e9b396d17", kill_on_drop: false }`
[INFO] [stdout] 252f5a45d5de385f37a988c8ed38f904a56b93b88c201af97cfffe0e9b396d17
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 373ddc0d5a466a231ec4bb8d25448d3645e4173d4cfed185029dee49e6144a0e
[INFO] running `Command { std: "docker" "start" "-a" "373ddc0d5a466a231ec4bb8d25448d3645e4173d4cfed185029dee49e6144a0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling polar-c-api v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "373ddc0d5a466a231ec4bb8d25448d3645e4173d4cfed185029dee49e6144a0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "373ddc0d5a466a231ec4bb8d25448d3645e4173d4cfed185029dee49e6144a0e", kill_on_drop: false }`
[INFO] [stdout] 373ddc0d5a466a231ec4bb8d25448d3645e4173d4cfed185029dee49e6144a0e
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 379e1f7fd4c6dc9459a9d81a594b57faf15f9019bb8f820352206a996d7a7d4f
[INFO] running `Command { std: "docker" "start" "-a" "379e1f7fd4c6dc9459a9d81a594b57faf15f9019bb8f820352206a996d7a7d4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling polar-c-api v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "379e1f7fd4c6dc9459a9d81a594b57faf15f9019bb8f820352206a996d7a7d4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "379e1f7fd4c6dc9459a9d81a594b57faf15f9019bb8f820352206a996d7a7d4f", kill_on_drop: false }`
[INFO] [stdout] 379e1f7fd4c6dc9459a9d81a594b57faf15f9019bb8f820352206a996d7a7d4f
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a34587769e4714b348c1b88977f83cbdc6af9880e28977e568ca7a758b3781b3
[INFO] running `Command { std: "docker" "start" "-a" "a34587769e4714b348c1b88977f83cbdc6af9880e28977e568ca7a758b3781b3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/polar_c_api-9af8be06514c1992)
[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" "a34587769e4714b348c1b88977f83cbdc6af9880e28977e568ca7a758b3781b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a34587769e4714b348c1b88977f83cbdc6af9880e28977e568ca7a758b3781b3", kill_on_drop: false }`
[INFO] [stdout] a34587769e4714b348c1b88977f83cbdc6af9880e28977e568ca7a758b3781b3