[INFO] fetching crate callbag 0.14.0...
[INFO] testing callbag-0.14.0 against master#f9988fefd3add01f414f52b414308e7872622fee for pr-155114
[INFO] extracting crate callbag 0.14.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate callbag 0.14.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate callbag 0.14.0
[INFO] tweaked toml for crates.io crate callbag 0.14.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate callbag 0.14.0 on toolchain f9988fefd3add01f414f52b414308e7872622fee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "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" "+f9988fefd3add01f414f52b414308e7872622fee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 120 packages to latest compatible versions
[INFO] [stderr]       Adding async_executors v0.5.1 (available: v0.7.0)
[INFO] [stderr]       Adding async_nursery v0.4.1 (available: v0.6.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-test-macro v0.3.70
[INFO] [stderr]   Downloaded wasm-bindgen-test v0.3.70
[INFO] [stderr]   Downloaded minicov v0.3.8
[INFO] [stderr]   Downloaded wasm-bindgen-test-shared v0.2.120
[INFO] [stderr]   Downloaded tracing-futures v0.2.5
[INFO] [stderr]   Downloaded test-log-macros v0.2.20
[INFO] [stderr]   Downloaded never v0.1.0
[INFO] [stderr]   Downloaded gloo-timers v0.2.6
[INFO] [stderr]   Downloaded async-signal v0.2.14
[INFO] [stderr]   Downloaded test-log v0.2.20
[INFO] [stderr]   Downloaded send_wrapper v0.4.0
[INFO] [stderr]   Downloaded blanket v0.2.0
[INFO] [stderr]   Downloaded arc-swap v1.9.1
[INFO] [stderr]   Downloaded test-log-core v0.2.20
[INFO] [stderr]   Downloaded async_executors v0.5.1
[INFO] [stderr]   Downloaded async_nursery v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 465d2b5881b02bacbfe2254b67b4df803395b14e6f009efbe0a43e0f4e9627b2
[INFO] running `Command { std: "docker" "start" "-a" "465d2b5881b02bacbfe2254b67b4df803395b14e6f009efbe0a43e0f4e9627b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "465d2b5881b02bacbfe2254b67b4df803395b14e6f009efbe0a43e0f4e9627b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "465d2b5881b02bacbfe2254b67b4df803395b14e6f009efbe0a43e0f4e9627b2", kill_on_drop: false }`
[INFO] [stdout] 465d2b5881b02bacbfe2254b67b4df803395b14e6f009efbe0a43e0f4e9627b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+f9988fefd3add01f414f52b414308e7872622fee" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ba3d4ab58d7e0df2bbbc8ec5642b648bb63ca12debc78f5467e3ad2e4a29996
[INFO] running `Command { std: "docker" "start" "-a" "8ba3d4ab58d7e0df2bbbc8ec5642b648bb63ca12debc78f5467e3ad2e4a29996", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling futures-task v0.3.32
[INFO] [stderr]    Compiling never v0.1.0
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling async_executors v0.5.1
[INFO] [stderr]    Compiling async_nursery v0.4.1
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling arc-swap v1.9.1
[INFO] [stderr]    Compiling blanket v0.2.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.12
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling pin-project v1.1.12
[INFO] [stderr]    Compiling callbag v0.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.01s
[INFO] running `Command { std: "docker" "inspect" "8ba3d4ab58d7e0df2bbbc8ec5642b648bb63ca12debc78f5467e3ad2e4a29996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ba3d4ab58d7e0df2bbbc8ec5642b648bb63ca12debc78f5467e3ad2e4a29996", kill_on_drop: false }`
[INFO] [stdout] 8ba3d4ab58d7e0df2bbbc8ec5642b648bb63ca12debc78f5467e3ad2e4a29996
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00c4c1b5f1331593dc1469e8051e402ede00ec00614204e3bb6e3591b156ef9b
[INFO] running `Command { std: "docker" "start" "-a" "00c4c1b5f1331593dc1469e8051e402ede00ec00614204e3bb6e3591b156ef9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling bitflags v2.11.1
[INFO] [stderr]    Compiling value-bag v1.12.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling piper v0.2.5
[INFO] [stderr]    Compiling async_executors v0.5.1
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling async_nursery v0.4.1
[INFO] [stderr]    Compiling test-log-core v0.2.20
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling async-lock v3.4.2
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling test-log-macros v0.2.20
[INFO] [stderr]    Compiling async-executor v1.14.0
[INFO] [stderr]    Compiling blocking v1.6.2
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.23
[INFO] [stderr]    Compiling test-log v0.2.20
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling blanket v0.2.0
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling polling v3.11.0
[INFO] [stderr]    Compiling async-signal v0.2.14
[INFO] [stderr]    Compiling async-global-executor v2.4.1
[INFO] [stderr]    Compiling async-process v2.5.0
[INFO] [stderr]    Compiling async-std v1.13.2
[INFO] [stderr]    Compiling callbag v0.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 36.81s
[INFO] running `Command { std: "docker" "inspect" "00c4c1b5f1331593dc1469e8051e402ede00ec00614204e3bb6e3591b156ef9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00c4c1b5f1331593dc1469e8051e402ede00ec00614204e3bb6e3591b156ef9b", kill_on_drop: false }`
[INFO] [stdout] 00c4c1b5f1331593dc1469e8051e402ede00ec00614204e3bb6e3591b156ef9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9b07be318ffae6f8e260251ec6b6c38f7a8d24e99a2d9b6b6f40ec9e966ce0a8
[INFO] running `Command { std: "docker" "start" "-a" "9b07be318ffae6f8e260251ec6b6c38f7a8d24e99a2d9b6b6f40ec9e966ce0a8", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/callbag-41704f8dc569f505)
[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] [stderr]      Running tests/combine.rs (/opt/rustwide/target/debug/deps/combine-dae1b17ed8079968)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test it_combines_pullable_sources ... ok
[INFO] [stdout] test it_combines_2_async_finite_listenable_sources ... FAILED
[INFO] [stdout] test it_combines_two_infinite_listenable_sources ... FAILED
[INFO] [stdout] test it_returns_a_source_that_disposes_upon_upwards_end ... ok
[INFO] [stdout] test it_combines_1_async_finite_listenable_source ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- it_combines_2_async_finite_listenable_sources stdout ----
[INFO] [stdout] [2m2026-05-05T15:37:29.908934Z[0m [32m INFO[0m [1mit_combines_2_async_finite_listenable_sources[0m[2m:[0m [2mcombine[0m[2m:[0m up (a): Handshake(Callbag<usize, never::Never>)
[INFO] [stdout] [2m2026-05-05T15:37:29.909821Z[0m [32m INFO[0m [1mit_combines_2_async_finite_listenable_sources[0m[2m:[0m [2mcombine[0m[2m:[0m up (b): Handshake(Callbag<&str, never::Never>)
[INFO] [stdout] [2m2026-05-05T15:37:29.910140Z[0m [32m INFO[0m [1mit_combines_2_async_finite_listenable_sources[0m[2m:[0m [2mcombine[0m[2m:[0m down: Handshake(Callbag<never::Never, (usize, &str)>)
[INFO] [stdout] 
[INFO] [stdout] ---- it_combines_two_infinite_listenable_sources stdout ----
[INFO] [stdout] [2m2026-05-05T15:37:29.927201Z[0m [32m INFO[0m [1mit_combines_two_infinite_listenable_sources[0m[2m:[0m [2mcombine[0m[2m:[0m up (a): Handshake(Callbag<usize, never::Never>)
[INFO] [stdout] [2m2026-05-05T15:37:29.927333Z[0m [32m INFO[0m [1mit_combines_two_infinite_listenable_sources[0m[2m:[0m [2mcombine[0m[2m:[0m up (b): Handshake(Callbag<&str, never::Never>)
[INFO] [stdout] [2m2026-05-05T15:37:29.927379Z[0m [32m INFO[0m [1mit_combines_two_infinite_listenable_sources[0m[2m:[0m [2mcombine[0m[2m:[0m down: Handshake(Callbag<never::Never, (usize, &str)>)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     it_combines_2_async_finite_listenable_sources
[INFO] [stdout]     it_combines_two_infinite_listenable_sources
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.71s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test combine`
[INFO] running `Command { std: "docker" "inspect" "9b07be318ffae6f8e260251ec6b6c38f7a8d24e99a2d9b6b6f40ec9e966ce0a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b07be318ffae6f8e260251ec6b6c38f7a8d24e99a2d9b6b6f40ec9e966ce0a8", kill_on_drop: false }`
[INFO] [stdout] 9b07be318ffae6f8e260251ec6b6c38f7a8d24e99a2d9b6b6f40ec9e966ce0a8
