[INFO] cloning repository https://github.com/madhav-madhusoodanan/fast-matmul-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/madhav-madhusoodanan/fast-matmul-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadhav-madhusoodanan%2Ffast-matmul-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadhav-madhusoodanan%2Ffast-matmul-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8e03ff1f9565c85ab012a6b4594c304fabca6363
[INFO] testing madhav-madhusoodanan/fast-matmul-rust against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadhav-madhusoodanan%2Ffast-matmul-rust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/madhav-madhusoodanan/fast-matmul-rust
[INFO] finished tweaking git repo https://github.com/madhav-madhusoodanan/fast-matmul-rust
[INFO] tweaked toml for git repo https://github.com/madhav-madhusoodanan/fast-matmul-rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/madhav-madhusoodanan/fast-matmul-rust on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/madhav-madhusoodanan/fast-matmul-rust 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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cee58520f2e02803376544a02948111b8a69f1a5776b103317f1ece8e1989c44
[INFO] running `Command { std: "docker" "start" "-a" "cee58520f2e02803376544a02948111b8a69f1a5776b103317f1ece8e1989c44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cee58520f2e02803376544a02948111b8a69f1a5776b103317f1ece8e1989c44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cee58520f2e02803376544a02948111b8a69f1a5776b103317f1ece8e1989c44", kill_on_drop: false }`
[INFO] [stdout] cee58520f2e02803376544a02948111b8a69f1a5776b103317f1ece8e1989c44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f03cd6d5555752958fae14165052fe48aee2838f3dd33ae5e724fdfec7f3840f
[INFO] running `Command { std: "docker" "start" "-a" "f03cd6d5555752958fae14165052fe48aee2838f3dd33ae5e724fdfec7f3840f", kill_on_drop: false }`
[INFO] [stderr]    Compiling fast-matmul-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0435]: attempt to use a non-constant value in a constant
[INFO] [stdout]   --> src/modules/matmul.rs:18:44
[INFO] [stdout]    |
[INFO] [stdout] 14 |     for i in 0..MATRIX_LEN {
[INFO] [stdout]    |         - this would need to be a `const`
[INFO] [stdout] ...
[INFO] [stdout] 18 |         let rot1 = _mm512_ror_epi64(ones, (i + 1) as i32);
[INFO] [stdout]    |                                            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0435]: attempt to use a non-constant value in a constant
[INFO] [stdout]   --> src/modules/matmul.rs:63:52
[INFO] [stdout]    |
[INFO] [stdout] 59 |             for i in start..end {
[INFO] [stdout]    |                 - this would need to be a `const`
[INFO] [stdout] ...
[INFO] [stdout] 63 |                 let rot1 = _mm512_ror_epi64(ones, (i + 1) as i32);
[INFO] [stdout]    |                                                    ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `avx512_target_feature` has been stable since 1.89.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:45
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![cfg_attr(target_arch = "x86_64", feature(avx512_target_feature))]
[INFO] [stdout]   |                                             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `stdarch_x86_avx512` has been stable since 1.89.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:45
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(target_arch = "x86_64", feature(stdarch_x86_avx512))]
[INFO] [stdout]   |                                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0435`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fast-matmul-rust` (lib) due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "f03cd6d5555752958fae14165052fe48aee2838f3dd33ae5e724fdfec7f3840f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f03cd6d5555752958fae14165052fe48aee2838f3dd33ae5e724fdfec7f3840f", kill_on_drop: false }`
[INFO] [stdout] f03cd6d5555752958fae14165052fe48aee2838f3dd33ae5e724fdfec7f3840f
