[INFO] cloning repository https://github.com/cchudant/matmul
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cchudant/matmul" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcchudant%2Fmatmul", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcchudant%2Fmatmul'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] db6683370612eb6b9be9dd1c1aaf292cdffe6e0e
[INFO] testing cchudant/matmul against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcchudant%2Fmatmul" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cchudant/matmul on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cchudant/matmul
[INFO] finished tweaking git repo https://github.com/cchudant/matmul
[INFO] tweaked toml for git repo https://github.com/cchudant/matmul written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/cchudant/matmul 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proptest-derive v0.3.0
[INFO] [stderr]   Downloaded minijinja v1.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d7c9ff28b7a81a3792f37057daf2a8ce03e161c47d8bd3042d8c0b023dde377
[INFO] running `Command { std: "docker" "start" "-a" "0d7c9ff28b7a81a3792f37057daf2a8ce03e161c47d8bd3042d8c0b023dde377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d7c9ff28b7a81a3792f37057daf2a8ce03e161c47d8bd3042d8c0b023dde377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d7c9ff28b7a81a3792f37057daf2a8ce03e161c47d8bd3042d8c0b023dde377", kill_on_drop: false }`
[INFO] [stdout] 0d7c9ff28b7a81a3792f37057daf2a8ce03e161c47d8bd3042d8c0b023dde377
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b4b335f35b90a03c624ea27624519d10b1af9474f6e658c7b7126687f87d16b
[INFO] running `Command { std: "docker" "start" "-a" "2b4b335f35b90a03c624ea27624519d10b1af9474f6e658c7b7126687f87d16b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling serde v1.0.166
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling bitfield v0.14.0
[INFO] [stderr]    Compiling bitflags v2.3.3
[INFO] [stderr]    Compiling half v2.3.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.7
[INFO] [stderr]    Compiling num-complex v0.4.3
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling minijinja v1.0.3
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling test_attn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `a_ty`, `b_ty`, `c_ty`, and `align_contig_to` are never read
[INFO] [stdout]   --> build.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | struct GemmKernel {
[INFO] [stdout]    |        ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 41 |     a_ty: &'static str,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 42 |     b_ty: &'static str,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 43 |     c_ty: &'static str,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 44 |     align_contig_to: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GemmKernel` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Array2`, `Array`, `Dimension`, `Ix2`, `OwnedRepr`
[INFO] [stdout]  --> src/gemm.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ndarray::{Array, Array2, Dimension, Ix2, OwnedRepr};
[INFO] [stdout]   |               ^^^^^  ^^^^^^  ^^^^^^^^^  ^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::integer::div_ceil`
[INFO] [stdout]  --> src/gemm.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use num::integer::div_ceil;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MaybeUninit`, `default`, `null_mut`, `null`
[INFO] [stdout]  --> src/gemm.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     default,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 6 |     fmt::{Debug, Display},
[INFO] [stdout] 7 |     mem::{size_of, MaybeUninit},
[INFO] [stdout]   |                    ^^^^^^^^^^^
[INFO] [stdout] 8 |     ops::{Add, Mul},
[INFO] [stdout] 9 |     ptr::{null, null_mut},
[INFO] [stdout]   |           ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::extern_kernels`
[INFO] [stdout]   --> src/gemm.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::extern_kernels;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.83s
[INFO] running `Command { std: "docker" "inspect" "2b4b335f35b90a03c624ea27624519d10b1af9474f6e658c7b7126687f87d16b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b4b335f35b90a03c624ea27624519d10b1af9474f6e658c7b7126687f87d16b", kill_on_drop: false }`
[INFO] [stdout] 2b4b335f35b90a03c624ea27624519d10b1af9474f6e658c7b7126687f87d16b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3699be241a657944f612c9ca61905492647e0595dc2f78379c90878f97b3d50
[INFO] running `Command { std: "docker" "start" "-a" "f3699be241a657944f612c9ca61905492647e0595dc2f78379c90878f97b3d50", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling libm v0.2.7
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling rustix v0.37.23
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling tempfile v3.6.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stdout] warning: fields `a_ty`, `b_ty`, `c_ty`, and `align_contig_to` are never read
[INFO] [stdout]   --> build.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | struct GemmKernel {
[INFO] [stdout]    |        ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 41 |     a_ty: &'static str,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 42 |     b_ty: &'static str,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 43 |     c_ty: &'static str,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 44 |     align_contig_to: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GemmKernel` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-complex v0.4.3
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling proptest v1.2.0
[INFO] [stderr]    Compiling test_attn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Array2`, `Array`, `Dimension`, `Ix2`, `OwnedRepr`
[INFO] [stdout]  --> src/gemm.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ndarray::{Array, Array2, Dimension, Ix2, OwnedRepr};
[INFO] [stdout]   |               ^^^^^  ^^^^^^  ^^^^^^^^^  ^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::integer::div_ceil`
[INFO] [stdout]  --> src/gemm.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use num::integer::div_ceil;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MaybeUninit`, `default`, `null_mut`, `null`
[INFO] [stdout]  --> src/gemm.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     default,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 6 |     fmt::{Debug, Display},
[INFO] [stdout] 7 |     mem::{size_of, MaybeUninit},
[INFO] [stdout]   |                    ^^^^^^^^^^^
[INFO] [stdout] 8 |     ops::{Add, Mul},
[INFO] [stdout] 9 |     ptr::{null, null_mut},
[INFO] [stdout]   |           ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::extern_kernels`
[INFO] [stdout]   --> src/gemm.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::extern_kernels;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling proptest-derive v0.3.0
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Array2`, `Array`, `Dimension`, `Ix2`, `OwnedRepr`
[INFO] [stdout]  --> src/gemm.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ndarray::{Array, Array2, Dimension, Ix2, OwnedRepr};
[INFO] [stdout]   |               ^^^^^  ^^^^^^  ^^^^^^^^^  ^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::integer::div_ceil`
[INFO] [stdout]  --> src/gemm.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use num::integer::div_ceil;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MaybeUninit`, `default`, `null_mut`, `null`
[INFO] [stdout]  --> src/gemm.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     default,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 6 |     fmt::{Debug, Display},
[INFO] [stdout] 7 |     mem::{size_of, MaybeUninit},
[INFO] [stdout]   |                    ^^^^^^^^^^^
[INFO] [stdout] 8 |     ops::{Add, Mul},
[INFO] [stdout] 9 |     ptr::{null, null_mut},
[INFO] [stdout]   |           ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::extern_kernels`
[INFO] [stdout]   --> src/gemm.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::extern_kernels;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 20.80s
[INFO] running `Command { std: "docker" "inspect" "f3699be241a657944f612c9ca61905492647e0595dc2f78379c90878f97b3d50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3699be241a657944f612c9ca61905492647e0595dc2f78379c90878f97b3d50", kill_on_drop: false }`
[INFO] [stdout] f3699be241a657944f612c9ca61905492647e0595dc2f78379c90878f97b3d50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 93a6bb332ca0bfe4c501765c5649693de963200448e704c1a3ab81aa6a3fb943
[INFO] running `Command { std: "docker" "start" "-a" "93a6bb332ca0bfe4c501765c5649693de963200448e704c1a3ab81aa6a3fb943", kill_on_drop: false }`
[INFO] [stderr] warning: fields `a_ty`, `b_ty`, `c_ty`, and `align_contig_to` are never read
[INFO] [stderr]   --> build.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 36 | struct GemmKernel {
[INFO] [stderr]    |        ---------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 41 |     a_ty: &'static str,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 42 |     b_ty: &'static str,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 43 |     c_ty: &'static str,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 44 |     align_contig_to: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `GemmKernel` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `test_attn` (build script) generated 1 warning
[INFO] [stderr] warning: unused imports: `Array2`, `Array`, `Dimension`, `Ix2`, `OwnedRepr`
[INFO] [stderr]  --> src/gemm.rs:2:15
[INFO] [stderr]   |
[INFO] [stderr] 2 | use ndarray::{Array, Array2, Dimension, Ix2, OwnedRepr};
[INFO] [stderr]   |               ^^^^^  ^^^^^^  ^^^^^^^^^  ^^^  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num::integer::div_ceil`
[INFO] [stderr]  --> src/gemm.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use num::integer::div_ceil;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `MaybeUninit`, `default`, `null_mut`, `null`
[INFO] [stderr]  --> src/gemm.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     default,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 6 |     fmt::{Debug, Display},
[INFO] [stderr] 7 |     mem::{size_of, MaybeUninit},
[INFO] [stderr]   |                    ^^^^^^^^^^^
[INFO] [stderr] 8 |     ops::{Add, Mul},
[INFO] [stderr] 9 |     ptr::{null, null_mut},
[INFO] [stderr]   |           ^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::extern_kernels`
[INFO] [stderr]   --> src/gemm.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use crate::extern_kernels;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `test_attn` (lib) generated 4 warnings (run `cargo fix --lib -p test_attn` to apply 4 suggestions)
[INFO] [stderr] warning: `test_attn` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/test_attn-dc708dda289586fc)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr] malloc(): corrupted top size
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/test_attn-dc708dda289586fc` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "93a6bb332ca0bfe4c501765c5649693de963200448e704c1a3ab81aa6a3fb943", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93a6bb332ca0bfe4c501765c5649693de963200448e704c1a3ab81aa6a3fb943", kill_on_drop: false }`
[INFO] [stdout] 93a6bb332ca0bfe4c501765c5649693de963200448e704c1a3ab81aa6a3fb943
