[INFO] fetching crate syngestures 2.0.1...
[INFO] testing syngestures-2.0.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate syngestures 2.0.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate syngestures 2.0.1
[INFO] finished tweaking crates.io crate syngestures 2.0.1
[INFO] tweaked toml for crates.io crate syngestures 2.0.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate syngestures 2.0.1 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] crate crates.io crate syngestures 2.0.1 already has a lockfile, it will not be regenerated
[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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b9dc62db568455f7d6a19fea147bfd9026dbdd52254256c5318ff1231d9dc5b8
[INFO] running `Command { std: "docker" "start" "-a" "b9dc62db568455f7d6a19fea147bfd9026dbdd52254256c5318ff1231d9dc5b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9dc62db568455f7d6a19fea147bfd9026dbdd52254256c5318ff1231d9dc5b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9dc62db568455f7d6a19fea147bfd9026dbdd52254256c5318ff1231d9dc5b8", kill_on_drop: false }`
[INFO] [stdout] b9dc62db568455f7d6a19fea147bfd9026dbdd52254256c5318ff1231d9dc5b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 4a97c4499888f82c9c047aaabcd1d5f4313997fd09a38ade68464b8b86d1de4e
[INFO] running `Command { std: "docker" "start" "-a" "4a97c4499888f82c9c047aaabcd1d5f4313997fd09a38ade68464b8b86d1de4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling find-msvc-tools v0.1.1
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling cc v1.2.37
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling indexmap v2.11.1
[INFO] [stderr]    Compiling evdev-sys v0.2.6
[INFO] [stderr]    Compiling evdev-rs v0.6.2
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling syngestures v2.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/main.rs:112:59
[INFO] [stdout]     |
[INFO] [stdout] 112 |         let result = libc::signal(libc::SIGHUP, on_sighup as libc::sighandler_t);
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 112 |         let result = libc::signal(libc::SIGHUP, on_sighup as *const () as libc::sighandler_t);
[INFO] [stdout]     |                                                           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.97s
[INFO] running `Command { std: "docker" "inspect" "4a97c4499888f82c9c047aaabcd1d5f4313997fd09a38ade68464b8b86d1de4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a97c4499888f82c9c047aaabcd1d5f4313997fd09a38ade68464b8b86d1de4e", kill_on_drop: false }`
[INFO] [stdout] 4a97c4499888f82c9c047aaabcd1d5f4313997fd09a38ade68464b8b86d1de4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c04a18d9fbaadb95a6aff0eeb06383635023f2e5cd9980929956597ab33775dd
[INFO] running `Command { std: "docker" "start" "-a" "c04a18d9fbaadb95a6aff0eeb06383635023f2e5cd9980929956597ab33775dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling syngestures v2.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/main.rs:112:59
[INFO] [stdout]     |
[INFO] [stdout] 112 |         let result = libc::signal(libc::SIGHUP, on_sighup as libc::sighandler_t);
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 112 |         let result = libc::signal(libc::SIGHUP, on_sighup as *const () as libc::sighandler_t);
[INFO] [stdout]     |                                                           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "c04a18d9fbaadb95a6aff0eeb06383635023f2e5cd9980929956597ab33775dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c04a18d9fbaadb95a6aff0eeb06383635023f2e5cd9980929956597ab33775dd", kill_on_drop: false }`
[INFO] [stdout] c04a18d9fbaadb95a6aff0eeb06383635023f2e5cd9980929956597ab33775dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 7410ef7c119579f484bf34bc3884f2d173584bcd5e2c967a074dc06932b2c492
[INFO] running `Command { std: "docker" "start" "-a" "7410ef7c119579f484bf34bc3884f2d173584bcd5e2c967a074dc06932b2c492", kill_on_drop: false }`
[INFO] [stderr] warning: direct cast of function item into an integer
[INFO] [stderr]    --> src/main.rs:112:59
[INFO] [stderr]     |
[INFO] [stderr] 112 |         let result = libc::signal(libc::SIGHUP, on_sighup as libc::sighandler_t);
[INFO] [stderr]     |                                                           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stderr] help: first cast to a pointer `as *const ()`
[INFO] [stderr]     |
[INFO] [stderr] 112 |         let result = libc::signal(libc::SIGHUP, on_sighup as *const () as libc::sighandler_t);
[INFO] [stderr]     |                                                           ++++++++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `syngestures` (bin "syngestures" test) generated 1 warning (run `cargo fix --bin "syngestures" -p syngestures --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/syngestures-68d405dc914ddec2)
[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" "7410ef7c119579f484bf34bc3884f2d173584bcd5e2c967a074dc06932b2c492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7410ef7c119579f484bf34bc3884f2d173584bcd5e2c967a074dc06932b2c492", kill_on_drop: false }`
[INFO] [stdout] 7410ef7c119579f484bf34bc3884f2d173584bcd5e2c967a074dc06932b2c492
