[INFO] fetching crate rumus-serve 0.1.0...
[INFO] checking rumus-serve-0.1.0 against da86f4d0726be475afbbffe40cb2f65741c51ad3 for pr-159877
[INFO] extracting crate rumus-serve 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate rumus-serve 0.1.0
[INFO] finished tweaking crates.io crate rumus-serve 0.1.0
[INFO] tweaked toml for crates.io crate rumus-serve 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rumus-serve 0.1.0 on toolchain da86f4d0726be475afbbffe40cb2f65741c51ad3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da86f4d0726be475afbbffe40cb2f65741c51ad3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rumus-serve 0.1.0 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" "+da86f4d0726be475afbbffe40cb2f65741c51ad3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.66
[INFO] [stderr]   Downloaded rumus-macros v0.1.3
[INFO] [stderr]   Downloaded safetensors v0.4.5
[INFO] [stderr]   Downloaded web-sys v0.3.93
[INFO] [stderr]   Downloaded rumus v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:1fa6594d87c8fa7b311925a7a77a16f539833322d9dfba4ce891f211db2f90b1" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3afc4f971298ae759939d1ed9627634ca1d91f488996ee02e3982f13dc0691fc
[INFO] running `Command { std: "docker" "start" "3afc4f971298ae759939d1ed9627634ca1d91f488996ee02e3982f13dc0691fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3afc4f971298ae759939d1ed9627634ca1d91f488996ee02e3982f13dc0691fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3afc4f971298ae759939d1ed9627634ca1d91f488996ee02e3982f13dc0691fc" "/opt/rustwide/cargo-home/bin/cargo" "+da86f4d0726be475afbbffe40cb2f65741c51ad3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3afc4f971298ae759939d1ed9627634ca1d91f488996ee02e3982f13dc0691fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3afc4f971298ae759939d1ed9627634ca1d91f488996ee02e3982f13dc0691fc" "/opt/rustwide/cargo-home/bin/cargo" "+da86f4d0726be475afbbffe40cb2f65741c51ad3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling naga v24.0.0
[INFO] [stderr]     Checking bitflags v2.11.0
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]    Compiling prost-derive v0.13.5
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]     Checking mio v1.2.0
[INFO] [stderr]    Compiling wgpu-hal v24.0.4
[INFO] [stderr]    Compiling fastrand v2.4.0
[INFO] [stderr]     Checking unicode-xid v0.2.6
[INFO] [stderr]    Compiling petgraph v0.7.1
[INFO] [stderr]     Checking ash v0.38.0+1.3.281
[INFO] [stderr]     Checking spirv v0.3.0+sdk-1.3.268.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking gpu-alloc-types v0.3.0
[INFO] [stderr]     Checking gpu-descriptor-types v0.2.0
[INFO] [stderr]     Checking wgpu-types v24.0.0
[INFO] [stderr]     Checking ordered-float v4.6.0
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking tokio v1.51.1
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]     Checking gpu-descriptor v0.3.2
[INFO] [stderr]     Checking gpu-alloc v0.6.0
[INFO] [stderr]     Checking khronos-egl v6.0.0
[INFO] [stderr]    Compiling wgpu-core v24.0.5
[INFO] [stderr]     Checking profiling v1.0.17
[INFO] [stderr]    Compiling document-features v0.2.12
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]    Compiling wgpu v24.0.5
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking axum-core v0.5.6
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling prost v0.13.5
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking safetensors v0.4.5
[INFO] [stderr]     Checking bytemuck v1.25.0
[INFO] [stderr]    Compiling rumus-macros v0.1.3
[INFO] [stderr]     Checking memmap2 v0.9.10
[INFO] [stderr]     Checking tower-http v0.6.8
[INFO] [stderr]    Compiling prost-types v0.13.5
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling prost-build v0.13.5
[INFO] [stderr]    Compiling rumus v0.3.0
[INFO] [stderr]     Checking hyper v1.9.0
[INFO] [stderr]     Checking tower v0.5.3
[INFO] [stderr]     Checking hyper-util v0.1.20
[INFO] [stderr]     Checking axum v0.8.8
[INFO] [stderr]     Checking rumus-serve v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `v_old`
[INFO] [stdout]    --> src/model.rs:121:33
[INFO] [stdout]     |
[INFO] [stdout] 121 |             if let Some((k_old, v_old)) = kv_cache.get(&layer) {
[INFO] [stdout]     |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_v_old`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v_old`
[INFO] [stdout]    --> src/model.rs:121:33
[INFO] [stdout]     |
[INFO] [stdout] 121 |             if let Some((k_old, v_old)) = kv_cache.get(&layer) {
[INFO] [stdout]     |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_v_old`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `latency`
[INFO] [stdout]    --> src/server.rs:102:17
[INFO] [stdout]     |
[INFO] [stdout] 102 |             let latency = Instant::now().duration_since(Instant::now() - Instant::now().elapsed());
[INFO] [stdout]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_latency`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `latency`
[INFO] [stdout]    --> src/server.rs:102:17
[INFO] [stdout]     |
[INFO] [stdout] 102 |             let latency = Instant::now().duration_since(Instant::now() - Instant::now().elapsed());
[INFO] [stdout]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_latency`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `hidden_dim` is never read
[INFO] [stdout]   --> src/model.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct MockTransformer {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 20 |     pub vocab_size: usize,
[INFO] [stdout] 21 |     pub hidden_dim: usize,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `submitted_at` is never read
[INFO] [stdout]   --> src/server.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct InferenceRequest {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub submitted_at: Instant,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]   --> src/gpu_worker.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |         drop(generated);
[INFO] [stdout]    |         ^^^^^---------^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              argument has type `()`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 72 -         drop(generated);
[INFO] [stdout] 72 +         let _ = generated;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `hidden_dim` is never read
[INFO] [stdout]   --> src/model.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct MockTransformer {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 20 |     pub vocab_size: usize,
[INFO] [stdout] 21 |     pub hidden_dim: usize,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `submitted_at` is never read
[INFO] [stdout]   --> src/server.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct InferenceRequest {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub submitted_at: Instant,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]   --> src/gpu_worker.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |         drop(generated);
[INFO] [stdout]    |         ^^^^^---------^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              argument has type `()`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 72 -         drop(generated);
[INFO] [stdout] 72 +         let _ = generated;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.39s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: naga v24.0.0, wgpu v24.0.5, wgpu-core v24.0.5, wgpu-hal v24.0.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 11`
[INFO] running `Command { std: "docker" "inspect" "3afc4f971298ae759939d1ed9627634ca1d91f488996ee02e3982f13dc0691fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3afc4f971298ae759939d1ed9627634ca1d91f488996ee02e3982f13dc0691fc", kill_on_drop: false }`
[INFO] [stdout] 3afc4f971298ae759939d1ed9627634ca1d91f488996ee02e3982f13dc0691fc
