[INFO] fetching crate sound_flow 0.3.0...
[INFO] testing sound_flow-0.3.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate sound_flow 0.3.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate sound_flow 0.3.0
[INFO] finished tweaking crates.io crate sound_flow 0.3.0
[INFO] tweaked toml for crates.io crate sound_flow 0.3.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sound_flow 0.3.0 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 22 packages to latest compatible versions
[INFO] [stderr]       Adding petgraph v0.6.5 (available: v0.8.3)
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f9a36965ad4988934607ca6bdd5a3f30961108a499e3ff23f16441157d31b1d4
[INFO] running `Command { std: "docker" "start" "-a" "f9a36965ad4988934607ca6bdd5a3f30961108a499e3ff23f16441157d31b1d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9a36965ad4988934607ca6bdd5a3f30961108a499e3ff23f16441157d31b1d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9a36965ad4988934607ca6bdd5a3f30961108a499e3ff23f16441157d31b1d4", kill_on_drop: false }`
[INFO] [stdout] f9a36965ad4988934607ca6bdd5a3f30961108a499e3ff23f16441157d31b1d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 627b5681e5b7824d897141ab126da94d145c8311d866cff1a91ca4f2f4f0dcf6
[INFO] running `Command { std: "docker" "start" "-a" "627b5681e5b7824d897141ab126da94d145c8311d866cff1a91ca4f2f4f0dcf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.6
[INFO] [stderr]    Compiling enum_delegate_lib v0.2.0
[INFO] [stderr]    Compiling enum_delegate v0.2.0
[INFO] [stderr]    Compiling sound_flow v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.25s
[INFO] running `Command { std: "docker" "inspect" "627b5681e5b7824d897141ab126da94d145c8311d866cff1a91ca4f2f4f0dcf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "627b5681e5b7824d897141ab126da94d145c8311d866cff1a91ca4f2f4f0dcf6", kill_on_drop: false }`
[INFO] [stdout] 627b5681e5b7824d897141ab126da94d145c8311d866cff1a91ca4f2f4f0dcf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2cb935fc7f28e8d6b7a35571665cfd430bb11fa409cd2b72774fdceca1ceeff3
[INFO] running `Command { std: "docker" "start" "-a" "2cb935fc7f28e8d6b7a35571665cfd430bb11fa409cd2b72774fdceca1ceeff3", kill_on_drop: false }`
[INFO] [stderr]    Compiling sound_flow v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> tests/graph_validation.rs:23:23
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn sockets(&self, config: &Self::Config) -> SocketDescription<Self::Data> {
[INFO] [stdout]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> tests/graph_validation.rs:39:23
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn sockets(&self, config: &Self::Config) -> SocketDescription<Self::Data> {
[INFO] [stdout]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> tests/graph_validation.rs:56:23
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn sockets(&self, config: &Self::Config) -> SocketDescription<Self::Data> {
[INFO] [stdout]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> tests/graph_execution.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn sockets(&self, config: &Self::Config) -> SocketDescription<Self::Data> {
[INFO] [stdout]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> tests/graph_execution.rs:31:23
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn sockets(&self, config: &Self::Config) -> SocketDescription<Self::Data> {
[INFO] [stdout]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> tests/graph_execution.rs:52:23
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn sockets(&self, config: &Self::Config) -> SocketDescription<Self::Data> {
[INFO] [stdout]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "2cb935fc7f28e8d6b7a35571665cfd430bb11fa409cd2b72774fdceca1ceeff3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cb935fc7f28e8d6b7a35571665cfd430bb11fa409cd2b72774fdceca1ceeff3", kill_on_drop: false }`
[INFO] [stdout] 2cb935fc7f28e8d6b7a35571665cfd430bb11fa409cd2b72774fdceca1ceeff3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] dc59f85535a7a13c5b9830c93f9f8054c43585844cae71656bc4ed25abbb139c
[INFO] running `Command { std: "docker" "start" "-a" "dc59f85535a7a13c5b9830c93f9f8054c43585844cae71656bc4ed25abbb139c", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> tests/graph_execution.rs:14:23
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn sockets(&self, config: &Self::Config) -> SocketDescription<Self::Data> {
[INFO] [stderr]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> tests/graph_execution.rs:31:23
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn sockets(&self, config: &Self::Config) -> SocketDescription<Self::Data> {
[INFO] [stderr]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> tests/graph_execution.rs:52:23
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn sockets(&self, config: &Self::Config) -> SocketDescription<Self::Data> {
[INFO] [stderr]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> tests/graph_validation.rs:23:23
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn sockets(&self, config: &Self::Config) -> SocketDescription<Self::Data> {
[INFO] [stderr]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> tests/graph_validation.rs:39:23
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn sockets(&self, config: &Self::Config) -> SocketDescription<Self::Data> {
[INFO] [stderr]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> tests/graph_validation.rs:56:23
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn sockets(&self, config: &Self::Config) -> SocketDescription<Self::Data> {
[INFO] [stderr]    |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stderr] 
[INFO] [stderr] warning: `sound_flow` (test "graph_execution") generated 3 warnings (run `cargo fix --test "graph_execution" -p sound_flow` to apply 3 suggestions)
[INFO] [stderr] warning: `sound_flow` (test "graph_validation") generated 3 warnings (run `cargo fix --test "graph_validation" -p sound_flow` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sound_flow-c8ce8868005ef9ec)
[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/graph_execution.rs (/opt/rustwide/target/debug/deps/graph_execution-9814fd3f3629df0c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::adder_graph ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/graph_validation.rs (/opt/rustwide/target/debug/deps/graph_validation-b6b2a875de1a3aa6)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::invalid_from_node ... ok
[INFO] [stdout] test tests::invalid_to_socket ... ok
[INFO] [stdout] test tests::multiple_inputs ... ok
[INFO] [stdout] test tests::valid_graph ... ok
[INFO] [stdout] test tests::invalid_to_node ... ok
[INFO] [stdout] test tests::invalid_from_socket ... ok
[INFO] [stdout] test tests::missing_input ... ok
[INFO] [stdout] test tests::type_mismatch ... ok
[INFO] [stderr]    Doc-tests sound_flow
[INFO] [stdout] test tests::circular_dependencies ... ok
[INFO] [stdout] test tests::circular_dependencies_self_loop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 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" "dc59f85535a7a13c5b9830c93f9f8054c43585844cae71656bc4ed25abbb139c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc59f85535a7a13c5b9830c93f9f8054c43585844cae71656bc4ed25abbb139c", kill_on_drop: false }`
[INFO] [stdout] dc59f85535a7a13c5b9830c93f9f8054c43585844cae71656bc4ed25abbb139c
