[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 master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcchudant%2Fmatmul" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cchudant/matmul on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "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-1-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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitfield v0.14.0
[INFO] [stderr]   Downloaded serde v1.0.166
[INFO] [stderr]   Downloaded rustix v0.37.23
[INFO] [stderr]   Downloaded minijinja v1.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 024f1e92ec7d1dfd61f55ed1ee09759bda1eabdcc15e1e0b83cc296038213b69
[INFO] running `Command { std: "docker" "start" "-a" "024f1e92ec7d1dfd61f55ed1ee09759bda1eabdcc15e1e0b83cc296038213b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "024f1e92ec7d1dfd61f55ed1ee09759bda1eabdcc15e1e0b83cc296038213b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "024f1e92ec7d1dfd61f55ed1ee09759bda1eabdcc15e1e0b83cc296038213b69", kill_on_drop: false }`
[INFO] [stdout] 024f1e92ec7d1dfd61f55ed1ee09759bda1eabdcc15e1e0b83cc296038213b69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc255ded85313947cb52d13db98eaf547e7e27e1287641e3b4d7d68105aabd3a
[INFO] running `Command { std: "docker" "start" "-a" "dc255ded85313947cb52d13db98eaf547e7e27e1287641e3b4d7d68105aabd3a", 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 cc v1.0.79
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling bitflags v2.3.3
[INFO] [stderr]    Compiling bitfield v0.14.0
[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 matrixmultiply v0.3.7
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-complex v0.4.3
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling minijinja v1.0.3
[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` profile [unoptimized + debuginfo] target(s) in 14.31s
[INFO] running `Command { std: "docker" "inspect" "dc255ded85313947cb52d13db98eaf547e7e27e1287641e3b4d7d68105aabd3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc255ded85313947cb52d13db98eaf547e7e27e1287641e3b4d7d68105aabd3a", kill_on_drop: false }`
[INFO] [stdout] dc255ded85313947cb52d13db98eaf547e7e27e1287641e3b4d7d68105aabd3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7a0d6a34ad383c626b7c5317c8bc039a64e47d2c0d3b7368748ca7606b80999
[INFO] running `Command { std: "docker" "start" "-a" "e7a0d6a34ad383c626b7c5317c8bc039a64e47d2c0d3b7368748ca7606b80999", 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 linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[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 bit-vec v0.6.3
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling quote v0.6.13
[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 num-iter v0.1.43
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling ndarray v0.15.6
[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 proptest-derive v0.3.0
[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] [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: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]  --> src/kernel.rs:6:25
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[cfg_attr(test, derive(proptest_derive::Arbitrary))]
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: move this `impl` block outside the of the current constant `_IMPL_ARBITRARY_FOR_LoopOrder`
[INFO] [stdout]   = note: an `impl` definition is non-local if it is nested inside an item and may impact type checking outside of that item. This can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]   = note: one exception to the rule are anon-const (`const _: () = { ... }`) at top-level module and anon-const at the same nesting as the trait or type
[INFO] [stdout]   = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]   = note: the derive macro `proptest_derive::Arbitrary` may come from an old version of the `proptest_derive` crate, try updating your dependency with `cargo update -p proptest_derive`
[INFO] [stdout]   = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]   = note: this warning originates in the derive macro `proptest_derive::Arbitrary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 8.01s
[INFO] running `Command { std: "docker" "inspect" "e7a0d6a34ad383c626b7c5317c8bc039a64e47d2c0d3b7368748ca7606b80999", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7a0d6a34ad383c626b7c5317c8bc039a64e47d2c0d3b7368748ca7606b80999", kill_on_drop: false }`
[INFO] [stdout] e7a0d6a34ad383c626b7c5317c8bc039a64e47d2c0d3b7368748ca7606b80999
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bf7735c64caa6fde307a5b44017904d3f9caaec176982d12aabcc1567424db43
[INFO] running `Command { std: "docker" "start" "-a" "bf7735c64caa6fde307a5b44017904d3f9caaec176982d12aabcc1567424db43", 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: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stderr]  --> src/kernel.rs:6:25
[INFO] [stderr]   |
[INFO] [stderr] 6 | #[cfg_attr(test, derive(proptest_derive::Arbitrary))]
[INFO] [stderr]   |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: move this `impl` block outside the of the current constant `_IMPL_ARBITRARY_FOR_LoopOrder`
[INFO] [stderr]   = note: an `impl` definition is non-local if it is nested inside an item and may impact type checking outside of that item. This can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stderr]   = note: one exception to the rule are anon-const (`const _: () = { ... }`) at top-level module and anon-const at the same nesting as the trait or type
[INFO] [stderr]   = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stderr]   = note: the derive macro `proptest_derive::Arbitrary` may come from an old version of the `proptest_derive` crate, try updating your dependency with `cargo update -p proptest_derive`
[INFO] [stderr]   = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stderr]   = note: this warning originates in the derive macro `proptest_derive::Arbitrary` (in Nightly builds, run with -Z macro-backtrace for more info)
[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 5 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/test_attn-c2a88f9e7eae81e7)
[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-c2a88f9e7eae81e7` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "bf7735c64caa6fde307a5b44017904d3f9caaec176982d12aabcc1567424db43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf7735c64caa6fde307a5b44017904d3f9caaec176982d12aabcc1567424db43", kill_on_drop: false }`
[INFO] [stdout] bf7735c64caa6fde307a5b44017904d3f9caaec176982d12aabcc1567424db43
[INFO] testing cchudant/matmul against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcchudant%2Fmatmul" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cchudant/matmul on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "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-1-tc2/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" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 479388bfd1055c527d5b57cb185edd39e098d9af86ea234792e5ef8912d47c78
[INFO] running `Command { std: "docker" "start" "-a" "479388bfd1055c527d5b57cb185edd39e098d9af86ea234792e5ef8912d47c78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "479388bfd1055c527d5b57cb185edd39e098d9af86ea234792e5ef8912d47c78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "479388bfd1055c527d5b57cb185edd39e098d9af86ea234792e5ef8912d47c78", kill_on_drop: false }`
[INFO] [stdout] 479388bfd1055c527d5b57cb185edd39e098d9af86ea234792e5ef8912d47c78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0697f8962cf3d4ed096ffe7d6af705c025c95e0f1cacee6d18ba1639c931b994
[INFO] running `Command { std: "docker" "start" "-a" "0697f8962cf3d4ed096ffe7d6af705c025c95e0f1cacee6d18ba1639c931b994", 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 cc v1.0.79
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling bitflags v2.3.3
[INFO] [stderr]    Compiling bitfield v0.14.0
[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-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[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` profile [unoptimized + debuginfo] target(s) in 14.20s
[INFO] running `Command { std: "docker" "inspect" "0697f8962cf3d4ed096ffe7d6af705c025c95e0f1cacee6d18ba1639c931b994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0697f8962cf3d4ed096ffe7d6af705c025c95e0f1cacee6d18ba1639c931b994", kill_on_drop: false }`
[INFO] [stdout] 0697f8962cf3d4ed096ffe7d6af705c025c95e0f1cacee6d18ba1639c931b994
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b3bbbcd3c76c0432ac659ee0a72760145a480af7b50d87544fff0e510af0bc3
[INFO] running `Command { std: "docker" "start" "-a" "5b3bbbcd3c76c0432ac659ee0a72760145a480af7b50d87544fff0e510af0bc3", 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 unicode-xid v0.1.0
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling syn v0.15.44
[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] [stderr]    Compiling quick-error v1.2.3
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling quote v0.6.13
[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 num-iter v0.1.43
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling ndarray v0.15.6
[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: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]  --> src/kernel.rs:6:25
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[cfg_attr(test, derive(proptest_derive::Arbitrary))]
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: move this `impl` block outside the of the current constant `_IMPL_ARBITRARY_FOR_LoopOrder`
[INFO] [stdout]   = note: an `impl` definition is non-local if it is nested inside an item and may impact type checking outside of that item. This can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]   = note: one exception to the rule are anon-const (`const _: () = { ... }`) at top-level module and anon-const at the same nesting as the trait or type
[INFO] [stdout]   = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]   = note: the derive macro `proptest_derive::Arbitrary` may come from an old version of the `proptest_derive` crate, try updating your dependency with `cargo update -p proptest_derive`
[INFO] [stdout]   = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]   = note: this warning originates in the derive macro `proptest_derive::Arbitrary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.23s
[INFO] running `Command { std: "docker" "inspect" "5b3bbbcd3c76c0432ac659ee0a72760145a480af7b50d87544fff0e510af0bc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b3bbbcd3c76c0432ac659ee0a72760145a480af7b50d87544fff0e510af0bc3", kill_on_drop: false }`
[INFO] [stdout] 5b3bbbcd3c76c0432ac659ee0a72760145a480af7b50d87544fff0e510af0bc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b8a18fdc6b7c7e02ad5cd5cb1a51829c693145e3c53aaf32fc7bf9f34f053286
[INFO] running `Command { std: "docker" "start" "-a" "b8a18fdc6b7c7e02ad5cd5cb1a51829c693145e3c53aaf32fc7bf9f34f053286", 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: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stderr]  --> src/kernel.rs:6:25
[INFO] [stderr]   |
[INFO] [stderr] 6 | #[cfg_attr(test, derive(proptest_derive::Arbitrary))]
[INFO] [stderr]   |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: move this `impl` block outside the of the current constant `_IMPL_ARBITRARY_FOR_LoopOrder`
[INFO] [stderr]   = note: an `impl` definition is non-local if it is nested inside an item and may impact type checking outside of that item. This can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stderr]   = note: one exception to the rule are anon-const (`const _: () = { ... }`) at top-level module and anon-const at the same nesting as the trait or type
[INFO] [stderr]   = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stderr]   = note: the derive macro `proptest_derive::Arbitrary` may come from an old version of the `proptest_derive` crate, try updating your dependency with `cargo update -p proptest_derive`
[INFO] [stderr]   = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stderr]   = note: this warning originates in the derive macro `proptest_derive::Arbitrary` (in Nightly builds, run with -Z macro-backtrace for more info)
[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 5 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/test_attn-c2a88f9e7eae81e7)
[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-c2a88f9e7eae81e7` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "b8a18fdc6b7c7e02ad5cd5cb1a51829c693145e3c53aaf32fc7bf9f34f053286", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8a18fdc6b7c7e02ad5cd5cb1a51829c693145e3c53aaf32fc7bf9f34f053286", kill_on_drop: false }`
[INFO] [stdout] b8a18fdc6b7c7e02ad5cd5cb1a51829c693145e3c53aaf32fc7bf9f34f053286
