[INFO] fetching crate tokio-childstream 0.1.1...
[INFO] testing tokio-childstream-0.1.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate tokio-childstream 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate tokio-childstream 0.1.1
[INFO] finished tweaking crates.io crate tokio-childstream 0.1.1
[INFO] tweaked toml for crates.io crate tokio-childstream 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tokio-childstream 0.1.1 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 34 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-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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f313a8cd544c0449fd632b414d09324ed6de5f115135e353f08ee81381dd8999
[INFO] running `Command { std: "docker" "start" "-a" "f313a8cd544c0449fd632b414d09324ed6de5f115135e353f08ee81381dd8999", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f313a8cd544c0449fd632b414d09324ed6de5f115135e353f08ee81381dd8999", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f313a8cd544c0449fd632b414d09324ed6de5f115135e353f08ee81381dd8999", kill_on_drop: false }`
[INFO] [stdout] f313a8cd544c0449fd632b414d09324ed6de5f115135e353f08ee81381dd8999
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3bd691488c23076607307c8fa4e8e66ba01bb879022e77732d320c7e4867a07d
[INFO] running `Command { std: "docker" "start" "-a" "3bd691488c23076607307c8fa4e8e66ba01bb879022e77732d320c7e4867a07d", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling pin-project-internal v1.1.11
[INFO] [stderr]    Compiling tokio v1.52.1
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling pin-project v1.1.11
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling bytelinebuf v0.1.0
[INFO] [stderr]    Compiling tokio-childstream v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.39s
[INFO] running `Command { std: "docker" "inspect" "3bd691488c23076607307c8fa4e8e66ba01bb879022e77732d320c7e4867a07d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bd691488c23076607307c8fa4e8e66ba01bb879022e77732d320c7e4867a07d", kill_on_drop: false }`
[INFO] [stdout] 3bd691488c23076607307c8fa4e8e66ba01bb879022e77732d320c7e4867a07d
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f188d225614502d9ac9e923ad28bc07d46efcb2204c037dea3ca7562f274d507
[INFO] running `Command { std: "docker" "start" "-a" "f188d225614502d9ac9e923ad28bc07d46efcb2204c037dea3ca7562f274d507", kill_on_drop: false }`
[INFO] [stderr]    Compiling test-case-core v3.3.1
[INFO] [stderr]    Compiling test-case-macros v3.3.1
[INFO] [stderr]    Compiling test-case v3.3.1
[INFO] [stderr]    Compiling tokio-childstream v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.01s
[INFO] running `Command { std: "docker" "inspect" "f188d225614502d9ac9e923ad28bc07d46efcb2204c037dea3ca7562f274d507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f188d225614502d9ac9e923ad28bc07d46efcb2204c037dea3ca7562f274d507", kill_on_drop: false }`
[INFO] [stdout] f188d225614502d9ac9e923ad28bc07d46efcb2204c037dea3ca7562f274d507
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ee9d043245f1580315df6777d5a342cd7945b57ac5ed4e863a0dbee4dc67c612
[INFO] running `Command { std: "docker" "start" "-a" "ee9d043245f1580315df6777d5a342cd7945b57ac5ed4e863a0dbee4dc67c612", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tokio_childstream-140721684d213796)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::exit_0::no_line_buffering ... ok
[INFO] [stdout] test tests::exit_0::line_buffering ... ok
[INFO] [stdout] test tests::stderr_hello_world::line_buffering ... ok
[INFO] [stdout] test tests::hello_world::no_line_buffering ... ok
[INFO] [stdout] test tests::stderr_hello_world::no_line_buffering ... ok
[INFO] [stdout] test tests::hello_world::line_buffering ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tokio_childstream
[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" "ee9d043245f1580315df6777d5a342cd7945b57ac5ed4e863a0dbee4dc67c612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee9d043245f1580315df6777d5a342cd7945b57ac5ed4e863a0dbee4dc67c612", kill_on_drop: false }`
[INFO] [stdout] ee9d043245f1580315df6777d5a342cd7945b57ac5ed4e863a0dbee4dc67c612
