[INFO] fetching crate rivulet 0.1.0...
[INFO] testing rivulet-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate rivulet 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rivulet 0.1.0
[INFO] finished tweaking crates.io crate rivulet 0.1.0
[INFO] tweaked toml for crates.io crate rivulet 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rivulet 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] 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]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding vmap v0.5.1 (available: v0.6.3)
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 3b5fcd392399be9891a753a4e42bd90d3b91f66b01030a78b1a8e8bb34d9530e
[INFO] running `Command { std: "docker" "start" "-a" "3b5fcd392399be9891a753a4e42bd90d3b91f66b01030a78b1a8e8bb34d9530e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b5fcd392399be9891a753a4e42bd90d3b91f66b01030a78b1a8e8bb34d9530e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b5fcd392399be9891a753a4e42bd90d3b91f66b01030a78b1a8e8bb34d9530e", kill_on_drop: false }`
[INFO] [stdout] 3b5fcd392399be9891a753a4e42bd90d3b91f66b01030a78b1a8e8bb34d9530e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e808a6027a3c59811c6ef877750d1769505a57ed63daeb16282e45f3e212f93a
[INFO] running `Command { std: "docker" "start" "-a" "e808a6027a3c59811c6ef877750d1769505a57ed63daeb16282e45f3e212f93a", kill_on_drop: false }`
[INFO] [stderr]    Compiling system_error v0.1.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling vmap v0.5.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling rivulet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.66s
[INFO] running `Command { std: "docker" "inspect" "e808a6027a3c59811c6ef877750d1769505a57ed63daeb16282e45f3e212f93a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e808a6027a3c59811c6ef877750d1769505a57ed63daeb16282e45f3e212f93a", kill_on_drop: false }`
[INFO] [stdout] e808a6027a3c59811c6ef877750d1769505a57ed63daeb16282e45f3e212f93a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 4a52de4edec22f11f246c329f9d306c9d24faf2b839d96665d562457b70b035e
[INFO] running `Command { std: "docker" "start" "-a" "4a52de4edec22f11f246c329f9d306c9d24faf2b839d96665d562457b70b035e", kill_on_drop: false }`
[INFO] [stderr]    Compiling seahash v4.1.0
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling rivulet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.17s
[INFO] running `Command { std: "docker" "inspect" "4a52de4edec22f11f246c329f9d306c9d24faf2b839d96665d562457b70b035e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a52de4edec22f11f246c329f9d306c9d24faf2b839d96665d562457b70b035e", kill_on_drop: false }`
[INFO] [stdout] 4a52de4edec22f11f246c329f9d306c9d24faf2b839d96665d562457b70b035e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a23027b34054783bbbdf96a8ce11f40b881dd9921b4d1a5c2319c5180170061a
[INFO] running `Command { std: "docker" "start" "-a" "a23027b34054783bbbdf96a8ce11f40b881dd9921b4d1a5c2319c5180170061a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rivulet-e6389fe8b50fddfb)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/circular_buffer.rs (/opt/rustwide/target/debug/deps/circular_buffer-b458ef914fce4b9b)
[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 2 tests
[INFO] [stdout] test single_reader_buffer_integrity ... ok
[INFO] [stdout] test multiple_reader_buffer_integrity ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/io.rs (/opt/rustwide/target/debug/deps/io-25133c875c5417f6)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test async_reader_writer ... ok
[INFO] [stdout] test async_bufreader_writer ... ok
[INFO] [stdout] test sync_reader_writer ... ok
[INFO] [stderr]      Running tests/lazy.rs (/opt/rustwide/target/debug/deps/lazy-64c5af1992e1bf08)
[INFO] [stdout] test sync_bufreader_writer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test lazy_channel ... ok
[INFO] [stdout] test lazy_view ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/sequence.rs (/opt/rustwide/target/debug/deps/sequence-461443e80785014d)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test sequence_drop_first ... ok
[INFO] [stdout] test sequence_single_reader ... ok
[INFO] [stdout] test sequence_drop_second ... ok
[INFO] [stdout] test sequence_multiple_reader ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running tests/slice.rs (/opt/rustwide/target/debug/deps/slice-5a0ab58f296dcd30)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test slice ... ok
[INFO] [stdout] test slice_mut ... ok
[INFO] [stdout] test bad_release - should panic ... ok
[INFO] [stderr]    Doc-tests rivulet
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a23027b34054783bbbdf96a8ce11f40b881dd9921b4d1a5c2319c5180170061a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a23027b34054783bbbdf96a8ce11f40b881dd9921b4d1a5c2319c5180170061a", kill_on_drop: false }`
[INFO] [stdout] a23027b34054783bbbdf96a8ce11f40b881dd9921b4d1a5c2319c5180170061a