[INFO] fetching crate streams 0.0.2...
[INFO] testing streams-0.0.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate streams 0.0.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate streams 0.0.2
[INFO] finished tweaking crates.io crate streams 0.0.2
[INFO] tweaked toml for crates.io crate streams 0.0.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate streams 0.0.2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 45 packages to latest compatible versions
[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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11d7b61d91c1a15c1ce1da4befe9a158621846a7eb4958ed4fdac6cae07889d1
[INFO] running `Command { std: "docker" "start" "-a" "11d7b61d91c1a15c1ce1da4befe9a158621846a7eb4958ed4fdac6cae07889d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11d7b61d91c1a15c1ce1da4befe9a158621846a7eb4958ed4fdac6cae07889d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11d7b61d91c1a15c1ce1da4befe9a158621846a7eb4958ed4fdac6cae07889d1", kill_on_drop: false }`
[INFO] [stdout] 11d7b61d91c1a15c1ce1da4befe9a158621846a7eb4958ed4fdac6cae07889d1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45b83db4e30e6a279c30e7864afb6fea6e3f25eb92c468a93beb89ba56790a79
[INFO] running `Command { std: "docker" "start" "-a" "45b83db4e30e6a279c30e7864afb6fea6e3f25eb92c468a93beb89ba56790a79", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling streams v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.96s
[INFO] running `Command { std: "docker" "inspect" "45b83db4e30e6a279c30e7864afb6fea6e3f25eb92c468a93beb89ba56790a79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45b83db4e30e6a279c30e7864afb6fea6e3f25eb92c468a93beb89ba56790a79", kill_on_drop: false }`
[INFO] [stdout] 45b83db4e30e6a279c30e7864afb6fea6e3f25eb92c468a93beb89ba56790a79
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a59bb8ec618d3f22463056a3968c781f8cd9ee58cd50e9ba32f928539ed0596f
[INFO] running `Command { std: "docker" "start" "-a" "a59bb8ec618d3f22463056a3968c781f8cd9ee58cd50e9ba32f928539ed0596f", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling streams v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.39s
[INFO] running `Command { std: "docker" "inspect" "a59bb8ec618d3f22463056a3968c781f8cd9ee58cd50e9ba32f928539ed0596f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a59bb8ec618d3f22463056a3968c781f8cd9ee58cd50e9ba32f928539ed0596f", kill_on_drop: false }`
[INFO] [stdout] a59bb8ec618d3f22463056a3968c781f8cd9ee58cd50e9ba32f928539ed0596f
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2a52898ccb4746a31f2959d95e23a597140fe26f6d99c1257e6255427b4d69ce
[INFO] running `Command { std: "docker" "start" "-a" "2a52898ccb4746a31f2959d95e23a597140fe26f6d99c1257e6255427b4d69ce", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/streams-be63e4421bca7ad7)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test expand::tests::empty_stream_immediately_ends ... ok
[INFO] [stdout] test expand::tests::acts_as_normal_stream ... ok
[INFO] [stdout] test expand::tests::repeats_the_last_item_if_not_termiated ... ok
[INFO] [stdout] test expand::tests::repeats_the_last_item_while_item_is_pending ... ok
[INFO] [stdout] test expand::tests::try_stream_early_termination ... ok
[INFO] [stdout] test expand::tests::try_stream_normal_termination ... ok
[INFO] [stdout] test latest_ready::tests::an_item_is_yielded_only_if_the_upstream_returns_pending ... ok
[INFO] [stdout] test latest_ready::tests::during_the_bursts_only_the_last_ready_element_is_yielded ... ok
[INFO] [stdout] test latest_ready::tests::empty_stream ... ok
[INFO] [stdout] test latest_ready::tests::early_return ... ok
[INFO] [stdout] test zip_biased::tests::right_empty ... ok
[INFO] [stdout] test latest_ready::tests::an_item_is_yielded_only_if_the_upstream_returns_pending_try_stream ... ok
[INFO] [stdout] test latest_ready::tests::during_the_bursts_only_the_last_ready_element_is_yielded_try_stream ... ok
[INFO] [stdout] test zip_biased::tests::left_empty ... ok
[INFO] [stdout] test expand::tests::repeats_the_last_item_if_poll_is_pending ... ok
[INFO] [stdout] test latest_ready::tests::empty_try_stream ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests streams
[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" "2a52898ccb4746a31f2959d95e23a597140fe26f6d99c1257e6255427b4d69ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a52898ccb4746a31f2959d95e23a597140fe26f6d99c1257e6255427b4d69ce", kill_on_drop: false }`
[INFO] [stdout] 2a52898ccb4746a31f2959d95e23a597140fe26f6d99c1257e6255427b4d69ce