[INFO] fetching crate rrf 0.1.0...
[INFO] testing rrf-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate rrf 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rrf 0.1.0
[INFO] finished tweaking crates.io crate rrf 0.1.0
[INFO] tweaked toml for crates.io crate rrf 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rrf 0.1.0 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 rrf 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 7671f5a86f3fef5a270b1ebbdd704c8d611fd1f63325bb3beb1bce428841ccb8
[INFO] running `Command { std: "docker" "start" "-a" "7671f5a86f3fef5a270b1ebbdd704c8d611fd1f63325bb3beb1bce428841ccb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7671f5a86f3fef5a270b1ebbdd704c8d611fd1f63325bb3beb1bce428841ccb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7671f5a86f3fef5a270b1ebbdd704c8d611fd1f63325bb3beb1bce428841ccb8", kill_on_drop: false }`
[INFO] [stdout] 7671f5a86f3fef5a270b1ebbdd704c8d611fd1f63325bb3beb1bce428841ccb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] bcb53672a1e7f90ae7525f9bf395ea4928f6b0a7d3f2638ee289be43d3187857
[INFO] running `Command { std: "docker" "start" "-a" "bcb53672a1e7f90ae7525f9bf395ea4928f6b0a7d3f2638ee289be43d3187857", kill_on_drop: false }`
[INFO] [stderr]    Compiling rrf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "bcb53672a1e7f90ae7525f9bf395ea4928f6b0a7d3f2638ee289be43d3187857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcb53672a1e7f90ae7525f9bf395ea4928f6b0a7d3f2638ee289be43d3187857", kill_on_drop: false }`
[INFO] [stdout] bcb53672a1e7f90ae7525f9bf395ea4928f6b0a7d3f2638ee289be43d3187857
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] de03ae997469bdab26b0d79bac1ffb4e595510757f2dae77cd375c7e50c1ef29
[INFO] running `Command { std: "docker" "start" "-a" "de03ae997469bdab26b0d79bac1ffb4e595510757f2dae77cd375c7e50c1ef29", kill_on_drop: false }`
[INFO] [stderr]    Compiling rrf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "de03ae997469bdab26b0d79bac1ffb4e595510757f2dae77cd375c7e50c1ef29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de03ae997469bdab26b0d79bac1ffb4e595510757f2dae77cd375c7e50c1ef29", kill_on_drop: false }`
[INFO] [stdout] de03ae997469bdab26b0d79bac1ffb4e595510757f2dae77cd375c7e50c1ef29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 76576d0eb6a56dcea80c99fce2ddf3c575a1411029801bba443e9d9687603f51
[INFO] running `Command { std: "docker" "start" "-a" "76576d0eb6a56dcea80c99fce2ddf3c575a1411029801bba443e9d9687603f51", 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/rrf-e28bb287dd8805c0)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rrf-9f2489d537fd4343)
[INFO] [stdout] test tests::test_rrf_basic ... ok
[INFO] [stdout] test tests::test_rrf_weighted ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rrf
[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] [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" "76576d0eb6a56dcea80c99fce2ddf3c575a1411029801bba443e9d9687603f51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76576d0eb6a56dcea80c99fce2ddf3c575a1411029801bba443e9d9687603f51", kill_on_drop: false }`
[INFO] [stdout] 76576d0eb6a56dcea80c99fce2ddf3c575a1411029801bba443e9d9687603f51