[INFO] fetching crate riff 2.0.0...
[INFO] testing riff-2.0.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate riff 2.0.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate riff 2.0.0
[INFO] finished tweaking crates.io crate riff 2.0.0
[INFO] tweaked toml for crates.io crate riff 2.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate riff 2.0.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-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] d9260e238bc586718563e324ed9438fb64eeaf8781a7f6ebc417103699d74c95
[INFO] running `Command { std: "docker" "start" "-a" "d9260e238bc586718563e324ed9438fb64eeaf8781a7f6ebc417103699d74c95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9260e238bc586718563e324ed9438fb64eeaf8781a7f6ebc417103699d74c95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9260e238bc586718563e324ed9438fb64eeaf8781a7f6ebc417103699d74c95", kill_on_drop: false }`
[INFO] [stdout] d9260e238bc586718563e324ed9438fb64eeaf8781a7f6ebc417103699d74c95
[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] 19bec81c6d51d60ce4f091292aaa11fb8d083d5c1c26b4f74c5a92727a9aa9b5
[INFO] running `Command { std: "docker" "start" "-a" "19bec81c6d51d60ce4f091292aaa11fb8d083d5c1c26b4f74c5a92727a9aa9b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling riff v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "19bec81c6d51d60ce4f091292aaa11fb8d083d5c1c26b4f74c5a92727a9aa9b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19bec81c6d51d60ce4f091292aaa11fb8d083d5c1c26b4f74c5a92727a9aa9b5", kill_on_drop: false }`
[INFO] [stdout] 19bec81c6d51d60ce4f091292aaa11fb8d083d5c1c26b4f74c5a92727a9aa9b5
[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] f42eefa4403cfdbcb1137c52c86d8cd6baa2f6c40e05caf5661df35069f844fe
[INFO] running `Command { std: "docker" "start" "-a" "f42eefa4403cfdbcb1137c52c86d8cd6baa2f6c40e05caf5661df35069f844fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling riff v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "f42eefa4403cfdbcb1137c52c86d8cd6baa2f6c40e05caf5661df35069f844fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f42eefa4403cfdbcb1137c52c86d8cd6baa2f6c40e05caf5661df35069f844fe", kill_on_drop: false }`
[INFO] [stdout] f42eefa4403cfdbcb1137c52c86d8cd6baa2f6c40e05caf5661df35069f844fe
[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] 5b75d24999cd621da945f50cf44e38c292ba0bd9fbc0c3e1fdab0cead55b350d
[INFO] running `Command { std: "docker" "start" "-a" "5b75d24999cd621da945f50cf44e38c292ba0bd9fbc0c3e1fdab0cead55b350d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/riff-aebd2b661fdd67cc)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::chunkid_format ... ok
[INFO] [stdout] test tests::chunkid_to_str ... ok
[INFO] [stdout] test tests::chunkid_from_str ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_tests.rs (/opt/rustwide/target/debug/deps/integration_tests-7591806131a90d55)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test read_minimal ... ok
[INFO] [stdout] test read_test_2 ... ok
[INFO] [stdout] test read_test_1 ... ok
[INFO] [stdout] test read_minimal2 ... ok
[INFO] [stdout] test write_test_1 ... ok
[INFO] [stderr]    Doc-tests riff
[INFO] [stdout] test write_test_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - ChunkId::new (line 46) ... ok
[INFO] [stdout] test src/lib.rs - ChunkId::as_str (line 33) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5b75d24999cd621da945f50cf44e38c292ba0bd9fbc0c3e1fdab0cead55b350d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b75d24999cd621da945f50cf44e38c292ba0bd9fbc0c3e1fdab0cead55b350d", kill_on_drop: false }`
[INFO] [stdout] 5b75d24999cd621da945f50cf44e38c292ba0bd9fbc0c3e1fdab0cead55b350d