[INFO] fetching crate streaming-iterator 0.1.9...
[INFO] testing streaming-iterator-0.1.9 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate streaming-iterator 0.1.9 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate streaming-iterator 0.1.9
[INFO] finished tweaking crates.io crate streaming-iterator 0.1.9
[INFO] tweaked toml for crates.io crate streaming-iterator 0.1.9 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate streaming-iterator 0.1.9 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8a8852123ee6a1f19914ab39b2f696b93b91c04518b39a2202aa79c89caf733
[INFO] running `Command { std: "docker" "start" "-a" "d8a8852123ee6a1f19914ab39b2f696b93b91c04518b39a2202aa79c89caf733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8a8852123ee6a1f19914ab39b2f696b93b91c04518b39a2202aa79c89caf733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8a8852123ee6a1f19914ab39b2f696b93b91c04518b39a2202aa79c89caf733", kill_on_drop: false }`
[INFO] [stdout] d8a8852123ee6a1f19914ab39b2f696b93b91c04518b39a2202aa79c89caf733
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 412dbbb46982301c68eee2cc161e955f0c01c9f1cf49084d7e2bbe2851eef16a
[INFO] running `Command { std: "docker" "start" "-a" "412dbbb46982301c68eee2cc161e955f0c01c9f1cf49084d7e2bbe2851eef16a", kill_on_drop: false }`
[INFO] [stderr]    Compiling streaming-iterator v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "412dbbb46982301c68eee2cc161e955f0c01c9f1cf49084d7e2bbe2851eef16a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "412dbbb46982301c68eee2cc161e955f0c01c9f1cf49084d7e2bbe2851eef16a", kill_on_drop: false }`
[INFO] [stdout] 412dbbb46982301c68eee2cc161e955f0c01c9f1cf49084d7e2bbe2851eef16a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 480a7cddfc3a59e443add6c248a2c254b10b75522e7e23c0fd2f189cc2429a42
[INFO] running `Command { std: "docker" "start" "-a" "480a7cddfc3a59e443add6c248a2c254b10b75522e7e23c0fd2f189cc2429a42", kill_on_drop: false }`
[INFO] [stderr]    Compiling streaming-iterator v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "480a7cddfc3a59e443add6c248a2c254b10b75522e7e23c0fd2f189cc2429a42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "480a7cddfc3a59e443add6c248a2c254b10b75522e7e23c0fd2f189cc2429a42", kill_on_drop: false }`
[INFO] [stdout] 480a7cddfc3a59e443add6c248a2c254b10b75522e7e23c0fd2f189cc2429a42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a212bb97dcad66e8225aff44b014adb20207d5ccc2cd5b89089d5361f31e8ffc
[INFO] running `Command { std: "docker" "start" "-a" "a212bb97dcad66e8225aff44b014adb20207d5ccc2cd5b89089d5361f31e8ffc", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/streaming_iterator-f78865ddf2abb81a)
[INFO] [stdout] running 42 tests
[INFO] [stdout] test test::cloned ... ok
[INFO] [stdout] test slice::test_windows_mut_count ... ok
[INFO] [stdout] test test::count ... ok
[INFO] [stdout] test test::all ... ok
[INFO] [stdout] test slice::test_windows_mut ... ok
[INFO] [stdout] test test::empty_iterator ... ok
[INFO] [stdout] test test::filter ... ok
[INFO] [stdout] test test::filter_map ... ok
[INFO] [stdout] test test::filter_map_deref ... ok
[INFO] [stdout] test test::find ... ok
[INFO] [stdout] test test::flat_map ... ok
[INFO] [stdout] test test::flatten ... ok
[INFO] [stdout] test test::for_each_mut ... ok
[INFO] [stdout] test test::fuse ... ok
[INFO] [stdout] test test::inspect ... ok
[INFO] [stdout] test test::into_streaming_iter ... ok
[INFO] [stdout] test test::for_each_rev ... ok
[INFO] [stdout] test test::fold ... ok
[INFO] [stdout] test test::any ... ok
[INFO] [stdout] test test::map ... ok
[INFO] [stdout] test test::map_deref_mut ... ok
[INFO] [stdout] test test::nth ... ok
[INFO] [stdout] test test::flatten_unsized ... ok
[INFO] [stdout] test test::position ... ok
[INFO] [stdout] test test::copied ... ok
[INFO] [stdout] test test::skip_while ... ok
[INFO] [stdout] test test::map_deref ... ok
[INFO] [stdout] test test::for_each ... ok
[INFO] [stdout] test test::take ... ok
[INFO] [stdout] test test::take_while ... ok
[INFO] [stdout] test test::rfold ... ok
[INFO] [stdout] test test::test_chain ... ok
[INFO] [stdout] test test::test_chain_back ... ok
[INFO] [stdout] test test::test_chain_mixed ... ok
[INFO] [stdout] test test::test_convert ... ok
[INFO] [stdout] test test::is_done_empty ... ok
[INFO] [stdout] test test::is_done_map ... ok
[INFO] [stdout] test test::map_ref ... ok
[INFO] [stdout] test test::rev ... ok
[INFO] [stdout] test test::skip ... ok
[INFO] [stdout] test test::test_convert_ref ... ok
[INFO] [stdout] test slice::test_windows_mut_0 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 42 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests streaming_iterator
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/lib.rs - (line 12) ... ignored
[INFO] [stdout] test src/lib.rs - (line 22) - compile ... ok
[INFO] [stdout] test src/sources.rs - sources::from_fn (line 91) ... ok
[INFO] [stdout] test src/sources.rs - sources::empty (line 77) ... ok
[INFO] [stdout] test src/sources.rs - sources::once_with (line 126) ... ok
[INFO] [stdout] test src/sources.rs - sources::convert_ref (line 29) ... ok
[INFO] [stdout] test src/sources.rs - sources::successors (line 182) ... ok
[INFO] [stdout] test src/sources.rs - sources::once (line 110) ... ok
[INFO] [stdout] test src/sources.rs - sources::repeat (line 144) ... ok
[INFO] [stdout] test src/sources.rs - sources::convert_mut (line 50) ... ok
[INFO] [stdout] test src/sources.rs - sources::convert (line 8) ... ok
[INFO] [stdout] test src/sources.rs - sources::repeat_with (line 161) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.82s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a212bb97dcad66e8225aff44b014adb20207d5ccc2cd5b89089d5361f31e8ffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a212bb97dcad66e8225aff44b014adb20207d5ccc2cd5b89089d5361f31e8ffc", kill_on_drop: false }`
[INFO] [stdout] a212bb97dcad66e8225aff44b014adb20207d5ccc2cd5b89089d5361f31e8ffc
