[INFO] fetching crate stream_assert 0.1.1...
[INFO] testing stream_assert-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate stream_assert 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate stream_assert 0.1.1
[INFO] finished tweaking crates.io crate stream_assert 0.1.1
[INFO] tweaked toml for crates.io crate stream_assert 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stream_assert 0.1.1 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 5 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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3eb8be4a4d0d95c7c76b0066d30d12b9307bb05fbfaaa08047fb852f1fb25095
[INFO] running `Command { std: "docker" "start" "-a" "3eb8be4a4d0d95c7c76b0066d30d12b9307bb05fbfaaa08047fb852f1fb25095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3eb8be4a4d0d95c7c76b0066d30d12b9307bb05fbfaaa08047fb852f1fb25095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eb8be4a4d0d95c7c76b0066d30d12b9307bb05fbfaaa08047fb852f1fb25095", kill_on_drop: false }`
[INFO] [stdout] 3eb8be4a4d0d95c7c76b0066d30d12b9307bb05fbfaaa08047fb852f1fb25095
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3289c24c1e4220873c88c6be610823df960f8d069b7d32f5fb0157917e00c35
[INFO] running `Command { std: "docker" "start" "-a" "d3289c24c1e4220873c88c6be610823df960f8d069b7d32f5fb0157917e00c35", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling stream_assert v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `Command { std: "docker" "inspect" "d3289c24c1e4220873c88c6be610823df960f8d069b7d32f5fb0157917e00c35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3289c24c1e4220873c88c6be610823df960f8d069b7d32f5fb0157917e00c35", kill_on_drop: false }`
[INFO] [stdout] d3289c24c1e4220873c88c6be610823df960f8d069b7d32f5fb0157917e00c35
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22c44728516f6dcbf6469f39b5f41755a670d73f55b7d3a56a9f2747996fd60d
[INFO] running `Command { std: "docker" "start" "-a" "22c44728516f6dcbf6469f39b5f41755a670d73f55b7d3a56a9f2747996fd60d", kill_on_drop: false }`
[INFO] [stderr]    Compiling stream_assert v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "22c44728516f6dcbf6469f39b5f41755a670d73f55b7d3a56a9f2747996fd60d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22c44728516f6dcbf6469f39b5f41755a670d73f55b7d3a56a9f2747996fd60d", kill_on_drop: false }`
[INFO] [stdout] 22c44728516f6dcbf6469f39b5f41755a670d73f55b7d3a56a9f2747996fd60d
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4b475604c4951bd52995a009b9caa412bc9cafccb37c58220fe71c6e86a8cc4c
[INFO] running `Command { std: "docker" "start" "-a" "4b475604c4951bd52995a009b9caa412bc9cafccb37c58220fe71c6e86a8cc4c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stream_assert-f78f67cd7ea7d7cc)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/it.rs (/opt/rustwide/target/debug/deps/it-ba1f3b12318e9aaf)
[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 1 test
[INFO] [stderr]    Doc-tests stream_assert
[INFO] [stdout] test next_closed - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[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" "4b475604c4951bd52995a009b9caa412bc9cafccb37c58220fe71c6e86a8cc4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b475604c4951bd52995a009b9caa412bc9cafccb37c58220fe71c6e86a8cc4c", kill_on_drop: false }`
[INFO] [stdout] 4b475604c4951bd52995a009b9caa412bc9cafccb37c58220fe71c6e86a8cc4c