[INFO] fetching crate flatty-io 0.1.0-rc.6...
[INFO] testing flatty-io-0.1.0-rc.6 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate flatty-io 0.1.0-rc.6 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate flatty-io 0.1.0-rc.6
[INFO] finished tweaking crates.io crate flatty-io 0.1.0-rc.6
[INFO] tweaked toml for crates.io crate flatty-io 0.1.0-rc.6 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate flatty-io 0.1.0-rc.6 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 73 packages to latest compatible versions
[INFO] [stderr]       Adding async-ringbuf v0.2.1 (available: v0.3.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 244b153e7024726f88edd91eaa6d203b135a424975b4001f0e94e2c229c3a1f8
[INFO] running `Command { std: "docker" "start" "-a" "244b153e7024726f88edd91eaa6d203b135a424975b4001f0e94e2c229c3a1f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "244b153e7024726f88edd91eaa6d203b135a424975b4001f0e94e2c229c3a1f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "244b153e7024726f88edd91eaa6d203b135a424975b4001f0e94e2c229c3a1f8", kill_on_drop: false }`
[INFO] [stdout] 244b153e7024726f88edd91eaa6d203b135a424975b4001f0e94e2c229c3a1f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae1e2636112fd3b230fa6e58e211a50cede51ab1596c8f600f642340569efb3a
[INFO] running `Command { std: "docker" "start" "-a" "ae1e2636112fd3b230fa6e58e211a50cede51ab1596c8f600f642340569efb3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling futures-core v0.3.32
[INFO] [stderr]    Compiling futures-sink v0.3.32
[INFO] [stderr]    Compiling futures-io v0.3.32
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling stavec v0.3.0
[INFO] [stderr]    Compiling flatty-base v0.1.0-rc.4
[INFO] [stderr]    Compiling flatty-portable v0.1.0-rc.4
[INFO] [stderr]    Compiling flatty-macros v0.1.0-rc.4
[INFO] [stderr]    Compiling flatty v0.1.0-rc.4
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling flatty-io v0.1.0-rc.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `io::*`
[INFO] [stdout]  --> src/blocking/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use io::*;
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.49s
[INFO] running `Command { std: "docker" "inspect" "ae1e2636112fd3b230fa6e58e211a50cede51ab1596c8f600f642340569efb3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae1e2636112fd3b230fa6e58e211a50cede51ab1596c8f600f642340569efb3a", kill_on_drop: false }`
[INFO] [stdout] ae1e2636112fd3b230fa6e58e211a50cede51ab1596c8f600f642340569efb3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcd92c430886d1b466ebb1773e688ba0f8bd121eaca7a83be91bf86a428bc2a7
[INFO] running `Command { std: "docker" "start" "-a" "bcd92c430886d1b466ebb1773e688ba0f8bd121eaca7a83be91bf86a428bc2a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling fastrand v2.4.1
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]    Compiling value-bag v1.12.0
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling ringbuf v0.4.8
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling piper v0.2.5
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling async-lock v3.4.2
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling ringbuf-blocking v0.1.0-rc.6
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling blocking v1.6.2
[INFO] [stderr]    Compiling async-executor v1.14.0
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling async-ringbuf v0.2.1
[INFO] [stderr]    Compiling flatty-macros v0.1.0-rc.4
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling flatty v0.1.0-rc.4
[INFO] [stderr]    Compiling flatty-io v0.1.0-rc.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `io::*`
[INFO] [stdout]  --> src/blocking/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use io::*;
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling polling v3.11.0
[INFO] [stderr]    Compiling async-global-executor v2.4.1
[INFO] [stderr]    Compiling async-std v1.13.2
[INFO] [stdout] warning: unused import: `io::*`
[INFO] [stdout]  --> src/blocking/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use io::*;
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 25.60s
[INFO] running `Command { std: "docker" "inspect" "bcd92c430886d1b466ebb1773e688ba0f8bd121eaca7a83be91bf86a428bc2a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcd92c430886d1b466ebb1773e688ba0f8bd121eaca7a83be91bf86a428bc2a7", kill_on_drop: false }`
[INFO] [stdout] bcd92c430886d1b466ebb1773e688ba0f8bd121eaca7a83be91bf86a428bc2a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6cc634867ef3f872a16bebc4924e7c41fbb54b2e50c5cab28ac320acd5210086
[INFO] running `Command { std: "docker" "start" "-a" "6cc634867ef3f872a16bebc4924e7c41fbb54b2e50c5cab28ac320acd5210086", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `io::*`
[INFO] [stderr]  --> src/blocking/mod.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub use io::*;
[INFO] [stderr]   |         ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `flatty-io` (lib) generated 1 warning (run `cargo fix --lib -p flatty-io` to apply 1 suggestion)
[INFO] [stderr] warning: `flatty-io` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/flatty_io-4e3fb6f20865dbe8)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::blocking::unique ... ok
[INFO] [stdout] test tests::async_::unique ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flatty_io
[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" "6cc634867ef3f872a16bebc4924e7c41fbb54b2e50c5cab28ac320acd5210086", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cc634867ef3f872a16bebc4924e7c41fbb54b2e50c5cab28ac320acd5210086", kill_on_drop: false }`
[INFO] [stdout] 6cc634867ef3f872a16bebc4924e7c41fbb54b2e50c5cab28ac320acd5210086