[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] fixing madhav-madhusoodanan/fast-matmul-rust against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadhav-madhusoodanan%2Ffast-matmul-rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-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-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/madhav-madhusoodanan/fast-matmul-rust on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ece52b8bd414bfa3c2acc42763ebf84cf17d7bc128d9543be0eb36cf2e6b72de
[INFO] running `Command { std: "docker" "start" "ece52b8bd414bfa3c2acc42763ebf84cf17d7bc128d9543be0eb36cf2e6b72de", 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" "ece52b8bd414bfa3c2acc42763ebf84cf17d7bc128d9543be0eb36cf2e6b72de" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ece52b8bd414bfa3c2acc42763ebf84cf17d7bc128d9543be0eb36cf2e6b72de", 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=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ece52b8bd414bfa3c2acc42763ebf84cf17d7bc128d9543be0eb36cf2e6b72de" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]     Checking 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] 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] For more information about this error, try `rustc --explain E0435`.
[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] [stderr] error: could not compile `fast-matmul-rust` (lib) due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0435`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fast-matmul-rust` (lib test) due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "ece52b8bd414bfa3c2acc42763ebf84cf17d7bc128d9543be0eb36cf2e6b72de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ece52b8bd414bfa3c2acc42763ebf84cf17d7bc128d9543be0eb36cf2e6b72de", kill_on_drop: false }`
[INFO] [stdout] ece52b8bd414bfa3c2acc42763ebf84cf17d7bc128d9543be0eb36cf2e6b72de
