[INFO] fetching crate let-engine 0.10.0...
[INFO] testing let-engine-0.10.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate let-engine 0.10.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate let-engine 0.10.0
[INFO] finished tweaking crates.io crate let-engine 0.10.0
[INFO] tweaked toml for crates.io crate let-engine 0.10.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate let-engine 0.10.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate let-engine 0.10.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39a8d9087224b796296f35a290689308b50d709fdd141c5dfc0c2d76c796ab47
[INFO] running `Command { std: "docker" "start" "-a" "39a8d9087224b796296f35a290689308b50d709fdd141c5dfc0c2d76c796ab47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39a8d9087224b796296f35a290689308b50d709fdd141c5dfc0c2d76c796ab47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39a8d9087224b796296f35a290689308b50d709fdd141c5dfc0c2d76c796ab47", kill_on_drop: false }`
[INFO] [stdout] 39a8d9087224b796296f35a290689308b50d709fdd141c5dfc0c2d76c796ab47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21d0ff2b63010cb685f12e777ef33ae3ff764784f007a3f818feaf5906ed6206
[INFO] running `Command { std: "docker" "start" "-a" "21d0ff2b63010cb685f12e777ef33ae3ff764784f007a3f818feaf5906ed6206", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling libc v0.2.153
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[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling libloading v0.8.1
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[INFO] [stderr]    Compiling thiserror-impl v1.0.56
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[INFO] [stderr]    Compiling darling v0.14.4
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[INFO] [stderr]    Compiling bytemuck v1.14.3
[INFO] [stderr]    Compiling calloop v0.10.6
[INFO] [stderr]    Compiling symphonia-core v0.5.3
[INFO] [stderr]    Compiling safe_arch v0.7.1
[INFO] [stderr]    Compiling tiny-skia-path v0.8.4
[INFO] [stderr]    Compiling half v2.3.1
[INFO] [stderr]    Compiling glam v0.24.2
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling exr v1.72.0
[INFO] [stderr]    Compiling symphonia-metadata v0.5.3
[INFO] [stderr]    Compiling wide v0.7.15
[INFO] [stderr]    Compiling tiny-skia v0.8.4
[INFO] [stderr]    Compiling symphonia-codec-pcm v0.5.3
[INFO] [stderr]    Compiling derive_builder_macro v0.13.0
[INFO] [stderr]    Compiling symphonia-utils-xiph v0.5.3
[INFO] [stderr]    Compiling symphonia-format-ogg v0.5.3
[INFO] [stderr]    Compiling symphonia-codec-vorbis v0.5.3
[INFO] [stderr]    Compiling symphonia-bundle-flac v0.5.3
[INFO] [stderr]    Compiling symphonia-bundle-mp3 v0.5.3
[INFO] [stderr]    Compiling symphonia-format-wav v0.5.3
[INFO] [stderr]    Compiling derive_builder v0.13.0
[INFO] [stderr]    Compiling symphonia v0.5.3
[INFO] [stderr]    Compiling kira v0.8.7
[INFO] [stderr]    Compiling simba v0.8.1
[INFO] [stderr]    Compiling image v0.24.8
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling nalgebra v0.32.3
[INFO] [stderr]    Compiling indexmap v2.2.2
[INFO] [stderr]    Compiling spade v2.6.0
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling vulkano v0.34.1
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling vulkano-macros v0.34.0
[INFO] [stderr]    Compiling parry2d v0.13.6
[INFO] [stderr]    Compiling rapier2d v0.18.0
[INFO] [stderr]    Compiling sctk-adwaita v0.5.4
[INFO] [stderr]    Compiling let-engine v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `surface` is never read
[INFO] [stdout]   --> src/draw.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct Draw {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 33 |     pub surface: Arc<Surface>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `array::<impl [T; N]>::map` that must be used
[INFO] [stdout]    --> src/objects/color.rs:332:9
[INFO] [stdout]     |
[INFO] [stdout] 332 |         self.rgba.map(|mut x| x.add_assign(rhs));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 332 |         let _ = self.rgba.map(|mut x| x.add_assign(rhs));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `array::<impl [T; N]>::map` that must be used
[INFO] [stdout]    --> src/objects/color.rs:339:9
[INFO] [stdout]     |
[INFO] [stdout] 339 |         self.rgba.map(|mut x| x.sub_assign(rhs));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 339 |         let _ = self.rgba.map(|mut x| x.sub_assign(rhs));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `array::<impl [T; N]>::map` that must be used
[INFO] [stdout]    --> src/objects/color.rs:346:9
[INFO] [stdout]     |
[INFO] [stdout] 346 |         self.rgba.map(|mut x| x.mul_assign(rhs));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 346 |         let _ = self.rgba.map(|mut x| x.mul_assign(rhs));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `array::<impl [T; N]>::map` that must be used
[INFO] [stdout]    --> src/objects/color.rs:353:9
[INFO] [stdout]     |
[INFO] [stdout] 353 |         self.rgba.map(|mut x| x.div_assign(rhs));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 353 |         let _ = self.rgba.map(|mut x| x.div_assign(rhs));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vulkano` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/c2e32f1c9652b13ed99608599c1e855462f421f3/bin/rustc --crate-name vulkano --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/vulkano-0.34.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="macros"' --cfg 'feature="vulkano-macros"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "document_unchecked", "macros", "serde", "vulkano-macros"))' -C metadata=08a74ae8dd0ebc4a -C extra-filename=-6f67c645594de69d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ahash=/opt/rustwide/target/debug/deps/libahash-bfdc813a802aa6a7.rmeta --extern ash=/opt/rustwide/target/debug/deps/libash-d280653ed869b211.rmeta --extern bytemuck=/opt/rustwide/target/debug/deps/libbytemuck-dfb44432e9e4e1eb.rmeta --extern crossbeam_queue=/opt/rustwide/target/debug/deps/libcrossbeam_queue-cb7a7ad3f114cab7.rmeta --extern half=/opt/rustwide/target/debug/deps/libhalf-19333dafb30f9665.rmeta --extern libloading=/opt/rustwide/target/debug/deps/liblibloading-6f9f2ae941b5d3c2.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-24c5d665b6879050.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-51065555319e1b2a.rmeta --extern raw_window_handle=/opt/rustwide/target/debug/deps/libraw_window_handle-e0a5c5ebc6f64816.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-1a60f31cc60814d8.rmeta --extern thread_local=/opt/rustwide/target/debug/deps/libthread_local-adfa6016f423d24d.rmeta --extern vulkano_macros=/opt/rustwide/target/debug/deps/libvulkano_macros-ed20d2a59d8725a6.so --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "21d0ff2b63010cb685f12e777ef33ae3ff764784f007a3f818feaf5906ed6206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21d0ff2b63010cb685f12e777ef33ae3ff764784f007a3f818feaf5906ed6206", kill_on_drop: false }`
[INFO] [stdout] 21d0ff2b63010cb685f12e777ef33ae3ff764784f007a3f818feaf5906ed6206