[INFO] fetching crate rten-gemm 0.24.0...
[INFO] testing rten-gemm-0.24.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rten-gemm 0.24.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate rten-gemm 0.24.0
[INFO] finished tweaking crates.io crate rten-gemm 0.24.0
[INFO] tweaked toml for crates.io crate rten-gemm 0.24.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rten-gemm 0.24.0 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] crate crates.io crate rten-gemm 0.24.0 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" "+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] 8199c62b6a5e78574af23d8620e9094386393820d21f6994ce0cb0ae94d8c674
[INFO] running `Command { std: "docker" "start" "-a" "8199c62b6a5e78574af23d8620e9094386393820d21f6994ce0cb0ae94d8c674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8199c62b6a5e78574af23d8620e9094386393820d21f6994ce0cb0ae94d8c674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8199c62b6a5e78574af23d8620e9094386393820d21f6994ce0cb0ae94d8c674", kill_on_drop: false }`
[INFO] [stdout] 8199c62b6a5e78574af23d8620e9094386393820d21f6994ce0cb0ae94d8c674
[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] 3b0b2c6f0426d46e6c6d4067341c68357c4db2b8e260c8974ea165b9bae865a0
[INFO] running `Command { std: "docker" "start" "-a" "3b0b2c6f0426d46e6c6d4067341c68357c4db2b8e260c8974ea165b9bae865a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling rten-simd v0.24.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling rten-base v0.24.0
[INFO] [stderr]    Compiling rten-tensor v0.24.0
[INFO] [stderr]    Compiling rten-gemm v0.24.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]     --> src/kernels/x86_64.rs:1033:16
[INFO] [stdout]      |
[INFO] [stdout] 1033 |     let regs = unsafe { __cpuid_count(7, 0) };
[INFO] [stdout]      |                ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.08s
[INFO] running `Command { std: "docker" "inspect" "3b0b2c6f0426d46e6c6d4067341c68357c4db2b8e260c8974ea165b9bae865a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b0b2c6f0426d46e6c6d4067341c68357c4db2b8e260c8974ea165b9bae865a0", kill_on_drop: false }`
[INFO] [stdout] 3b0b2c6f0426d46e6c6d4067341c68357c4db2b8e260c8974ea165b9bae865a0
[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] 22a7b390dcd75181cbdc551c876cc8b356f51d2fccdfe7cc940e4b022b808559
[INFO] running `Command { std: "docker" "start" "-a" "22a7b390dcd75181cbdc551c876cc8b356f51d2fccdfe7cc940e4b022b808559", kill_on_drop: false }`
[INFO] [stderr]    Compiling rten-gemm v0.24.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]     --> src/kernels/x86_64.rs:1033:16
[INFO] [stdout]      |
[INFO] [stdout] 1033 |     let regs = unsafe { __cpuid_count(7, 0) };
[INFO] [stdout]      |                ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rten_testing`
[INFO] [stdout]    --> src/block_quant.rs:809:9
[INFO] [stdout]     |
[INFO] [stdout] 809 |     use rten_testing::TestCases;
[INFO] [stdout]     |         ^^^^^^^^^^^^ use of unresolved module or unlinked crate `rten_testing`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `rten_testing`, use `cargo add rten_testing` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rten_testing`
[INFO] [stdout]    --> src/packing.rs:431:9
[INFO] [stdout]     |
[INFO] [stdout] 431 |     use rten_testing::TestCases;
[INFO] [stdout]     |         ^^^^^^^^^^^^ use of unresolved module or unlinked crate `rten_testing`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `rten_testing`, use `cargo add rten_testing` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rten_bench`
[INFO] [stdout]  --> src/tests.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rten_bench::run_bench;
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `rten_bench`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `rten_bench`, use `cargo add rten_bench` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rten_testing`
[INFO] [stdout]  --> src/tests.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rten_testing::TestCases;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `rten_testing`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `rten_testing`, use `cargo add rten_testing` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test_each_clone` found for struct `Vec<block_quant::tests::test_block_quantized_gemm::Case>` in the current scope
[INFO] [stdout]     --> src/block_quant.rs:1016:15
[INFO] [stdout]      |
[INFO] [stdout] 1016 |         cases.test_each_clone(|case| {
[INFO] [stdout]      |         ------^^^^^^^^^^^^^^^ method not found in `Vec<block_quant::tests::test_block_quantized_gemm::Case>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test_each_clone` found for array `[packing::tests::test_packing_buffer::Case; 1]` in the current scope
[INFO] [stdout]    --> src/packing.rs:452:15
[INFO] [stdout]     |
[INFO] [stdout] 452 |         cases.test_each_clone(|case| {
[INFO] [stdout]     |         ------^^^^^^^^^^^^^^^ method not found in `[packing::tests::test_packing_buffer::Case; 1]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test_each` found for array `[tests::test_gemm_input_errors::Case; 2]` in the current scope
[INFO] [stdout]    --> src/tests.rs:294:11
[INFO] [stdout]     |
[INFO] [stdout] 294 |     cases.test_each(
[INFO] [stdout]     |     ------^^^^^^^^^ method not found in `[tests::test_gemm_input_errors::Case; 2]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0614]: type `usize` cannot be dereferenced
[INFO] [stdout]    --> src/tests.rs:302:39
[INFO] [stdout]     |
[INFO] [stdout] 302 |             let mut output = vec![0.; *output_len];
[INFO] [stdout]     |                                       ^^^^^^^^^^^ can't be dereferenced
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/tests.rs:309:41
[INFO] [stdout]     |
[INFO] [stdout] 309 |             assert_eq!(result.as_ref(), Err(expected));
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^ expected `Result<&(), &GemmError>`, found `Result<_, GemmError>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `Result<&(), &GemmError>`
[INFO] [stdout]                found enum `Result<_, GemmError>`
[INFO] [stdout] help: try using `.as_ref()` to convert `Result<_, GemmError>` to `Result<&(), &GemmError>`
[INFO] [stdout]     |
[INFO] [stdout] 309 |             assert_eq!(result.as_ref(), Err(expected).as_ref());
[INFO] [stdout]     |                                                      +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test_each` found for array `[tests::test_gemm_u8i8_i32_zero_point::Case; 6]` in the current scope
[INFO] [stdout]    --> src/tests.rs:458:11
[INFO] [stdout]     |
[INFO] [stdout] 458 |     cases.test_each(|&Case { m, n, k }| {
[INFO] [stdout]     |     ------^^^^^^^^^ method not found in `[tests::test_gemm_u8i8_i32_zero_point::Case; 6]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test_each` found for array `[tests::test_gemv_u8i8_i32_transposed::Case; 2]` in the current scope
[INFO] [stdout]    --> src/tests.rs:552:11
[INFO] [stdout]     |
[INFO] [stdout] 552 |     cases.test_each(|&Case { k, n }| {
[INFO] [stdout]     |     ------^^^^^^^^^ method not found in `[tests::test_gemv_u8i8_i32_transposed::Case; 2]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test_each` found for array `[tests::test_gemm_beta::Case; 2]` in the current scope
[INFO] [stdout]    --> src/tests.rs:600:11
[INFO] [stdout]     |
[INFO] [stdout] 600 |     cases.test_each(|&Case { m, n, k }| {
[INFO] [stdout]     |     ------^^^^^^^^^ method not found in `[tests::test_gemm_beta::Case; 2]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test_each` found for array `[tests::test_gemm_beta_zero::Case; 3]` in the current scope
[INFO] [stdout]    --> src/tests.rs:651:11
[INFO] [stdout]     |
[INFO] [stdout] 651 |     cases.test_each(|&Case { m, n, k }| {
[INFO] [stdout]     |     ------^^^^^^^^^ method not found in `[tests::test_gemm_beta_zero::Case; 3]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test_each` found for array `[tests::test_gemm_bias::Case; 4]` in the current scope
[INFO] [stdout]    --> src/tests.rs:695:11
[INFO] [stdout]     |
[INFO] [stdout] 695 |     cases.test_each(|&Case { m, n, k }| {
[INFO] [stdout]     |     ------^^^^^^^^^ method not found in `[tests::test_gemm_bias::Case; 4]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test_each_clone` found for array `[tests::test_gemm_prepack::Case; 4]` in the current scope
[INFO] [stdout]    --> src/tests.rs:748:11
[INFO] [stdout]     |
[INFO] [stdout] 748 |     cases.test_each_clone(|case| {
[INFO] [stdout]     |     ------^^^^^^^^^^^^^^^ method not found in `[tests::test_gemm_prepack::Case; 4]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test_each_clone` found for array `[tests::test_gemm_f32_with_block_quantized_rhs::Case; 6]` in the current scope
[INFO] [stdout]     --> src/tests.rs:1030:11
[INFO] [stdout]      |
[INFO] [stdout] 1030 |     cases.test_each_clone(|case| {
[INFO] [stdout]      |     ------^^^^^^^^^^^^^^^ method not found in `[tests::test_gemm_f32_with_block_quantized_rhs::Case; 6]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `test_each` found for array `[tests::test_gemv::Case; 17]` in the current scope
[INFO] [stdout]     --> src/tests.rs:1224:11
[INFO] [stdout]      |
[INFO] [stdout] 1224 |     cases.test_each(|case| {
[INFO] [stdout]      |     ------^^^^^^^^^ method not found in `[tests::test_gemv::Case; 17]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]     --> src/kernels/x86_64.rs:1033:16
[INFO] [stdout]      |
[INFO] [stdout] 1033 |     let regs = unsafe { __cpuid_count(7, 0) };
[INFO] [stdout]      |                ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0432, E0599, E0614.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rten-gemm` (lib test) due to 17 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "22a7b390dcd75181cbdc551c876cc8b356f51d2fccdfe7cc940e4b022b808559", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22a7b390dcd75181cbdc551c876cc8b356f51d2fccdfe7cc940e4b022b808559", kill_on_drop: false }`
[INFO] [stdout] 22a7b390dcd75181cbdc551c876cc8b356f51d2fccdfe7cc940e4b022b808559
