[INFO] cloning repository https://github.com/0urobor0s/faer-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0urobor0s/faer-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0urobor0s%2Ffaer-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0urobor0s%2Ffaer-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7d1e8e87c58407eda3e153b3558012d12b8a78f2
[INFO] building 0urobor0s/faer-playground against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0urobor0s%2Ffaer-playground" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/0urobor0s/faer-playground on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/0urobor0s/faer-playground
[INFO] finished tweaking git repo https://github.com/0urobor0s/faer-playground
[INFO] tweaked toml for git repo https://github.com/0urobor0s/faer-playground written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/0urobor0s/faer-playground 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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-complex v0.4.5
[INFO] [stderr]   Downloaded matrixcompare-core v0.1.0
[INFO] [stderr]   Downloaded pulp v0.18.8
[INFO] [stderr]   Downloaded reborrow v0.5.5
[INFO] [stderr]   Downloaded matrixcompare v0.3.0
[INFO] [stderr]   Downloaded faer v0.17.1
[INFO] [stderr]   Downloaded autocfg v0.1.8
[INFO] [stderr]   Downloaded enum-as-inner v0.6.0
[INFO] [stderr]   Downloaded faer-cholesky v0.17.1
[INFO] [stderr]   Downloaded half v2.4.0
[INFO] [stderr]   Downloaded hurdles v1.0.1
[INFO] [stderr]   Downloaded faer-lu v0.17.1
[INFO] [stderr]   Downloaded raw-cpuid v10.7.0
[INFO] [stderr]   Downloaded faer-evd v0.17.1
[INFO] [stderr]   Downloaded faer-core v0.17.1
[INFO] [stderr]   Downloaded rayon v1.8.1
[INFO] [stderr]   Downloaded faer-sparse v0.17.1
[INFO] [stderr]   Downloaded syn v2.0.51
[INFO] [stderr]   Downloaded gemm-common v0.17.1
[INFO] [stderr]   Downloaded faer-svd v0.17.1
[INFO] [stderr]   Downloaded sysctl v0.5.5
[INFO] [stderr]   Downloaded seq-macro v0.3.5
[INFO] [stderr]   Downloaded faer-entity v0.17.0
[INFO] [stderr]   Downloaded smallvec v0.6.14
[INFO] [stderr]   Downloaded dbgf v0.1.2
[INFO] [stderr]   Downloaded equator-macro v0.1.9
[INFO] [stderr]   Downloaded equator v0.1.10
[INFO] [stderr]   Downloaded gemm-c32 v0.17.1
[INFO] [stderr]   Downloaded gemm-c64 v0.17.1
[INFO] [stderr]   Downloaded gemm-f16 v0.17.1
[INFO] [stderr]   Downloaded gemm-f32 v0.17.1
[INFO] [stderr]   Downloaded dyn-stack v0.10.0
[INFO] [stderr]   Downloaded gemm-f64 v0.17.1
[INFO] [stderr]   Downloaded gemm v0.17.1
[INFO] [stderr]   Downloaded coe-rs v0.1.2
[INFO] [stderr]   Downloaded faer-qr v0.17.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6f853a27016450e207c7f9c3823485a905cd50c37ba3acb29bd2b31a0e18304
[INFO] running `Command { std: "docker" "start" "-a" "b6f853a27016450e207c7f9c3823485a905cd50c37ba3acb29bd2b31a0e18304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6f853a27016450e207c7f9c3823485a905cd50c37ba3acb29bd2b31a0e18304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6f853a27016450e207c7f9c3823485a905cd50c37ba3acb29bd2b31a0e18304", kill_on_drop: false }`
[INFO] [stdout] b6f853a27016450e207c7f9c3823485a905cd50c37ba3acb29bd2b31a0e18304
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 135e767ef8d7fba36de9f28ade1a5de41f4427be4d17d1afc4ae7e955a1307bb
[INFO] running `Command { std: "docker" "start" "-a" "135e767ef8d7fba36de9f28ade1a5de41f4427be4d17d1afc4ae7e955a1307bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling bytemuck v1.14.3
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling reborrow v0.5.5
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling seq-macro v0.3.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling raw-cpuid v10.7.0
[INFO] [stderr]    Compiling matrixcompare-core v0.1.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling coe-rs v0.1.2
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling dyn-stack v0.10.0
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling dbgf v0.1.2
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling syn v2.0.51
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling num-complex v0.4.5
[INFO] [stderr]    Compiling matrixcompare v0.3.0
[INFO] [stderr]    Compiling rayon v1.8.1
[INFO] [stderr]    Compiling pulp v0.18.8
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling hurdles v1.0.1
[INFO] [stderr]    Compiling faer-entity v0.17.0
[INFO] [stderr]    Compiling equator-macro v0.1.9
[INFO] [stderr]    Compiling gemm-common v0.17.1
[INFO] [stderr]    Compiling gemm-c64 v0.17.1
[INFO] [stderr]    Compiling gemm-f32 v0.17.1
[INFO] [stderr]    Compiling gemm-f64 v0.17.1
[INFO] [stderr]    Compiling gemm-c32 v0.17.1
[INFO] [stderr]    Compiling equator v0.1.10
[INFO] [stderr]    Compiling gemm v0.17.1
[INFO] [stderr]    Compiling faer-core v0.17.1
[INFO] [stderr]    Compiling faer-qr v0.17.1
[INFO] [stderr]    Compiling faer-lu v0.17.1
[INFO] [stderr]    Compiling faer-cholesky v0.17.1
[INFO] [stderr]    Compiling faer-svd v0.17.1
[INFO] [stderr]    Compiling faer-evd v0.17.1
[INFO] [stderr]    Compiling faer-sparse v0.17.1
[INFO] [stdout] error[E0502]: cannot borrow `*left_contrib` as immutable because it is also borrowed as mutable
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/faer-sparse-0.17.1/src/lu.rs:946:51
[INFO] [stdout]     |
[INFO] [stdout] 945 |                         let d_active = &mut left_contrib[d].1[d_col_start..];
[INFO] [stdout]     |                                             ----------------- mutable borrow occurs here
[INFO] [stdout] 946 |                         let d_active_count = &mut left_contrib[d].2;
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^ immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 950 |                             if d_active[d_j] > I(0) {
[INFO] [stdout]     |                                ------------- mutable borrow later used here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `*left_contrib` as immutable because it is also borrowed as mutable
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/faer-sparse-0.17.1/src/lu.rs:947:49
[INFO] [stdout]     |
[INFO] [stdout] 945 |                         let d_active = &mut left_contrib[d].1[d_col_start..];
[INFO] [stdout]     |                                             ----------------- mutable borrow occurs here
[INFO] [stdout] 946 |                         let d_active_count = &mut left_contrib[d].2;
[INFO] [stdout] 947 |                         let d_active_mat = &mut left_contrib[d].3;
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^ immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 950 |                             if d_active[d_j] > I(0) {
[INFO] [stdout]     |                                ------------- mutable borrow later used here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `*left_contrib` as immutable because it is also borrowed as mutable
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/faer-sparse-0.17.1/src/lu.rs:1150:51
[INFO] [stdout]      |
[INFO] [stdout] 1149 |                         let d_active = &mut left_contrib[d].1[d_col_start..];
[INFO] [stdout]      |                                             ----------------- mutable borrow occurs here
[INFO] [stdout] 1150 |                         let d_active_count = &mut left_contrib[d].2;
[INFO] [stdout]      |                                                   ^^^^^^^^^^^^^^^ immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 1154 |                             if d_active[d_j] > I(0) {
[INFO] [stdout]      |                                ------------- mutable borrow later used here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `*left_contrib` as immutable because it is also borrowed as mutable
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/faer-sparse-0.17.1/src/lu.rs:1151:49
[INFO] [stdout]      |
[INFO] [stdout] 1149 |                         let d_active = &mut left_contrib[d].1[d_col_start..];
[INFO] [stdout]      |                                             ----------------- mutable borrow occurs here
[INFO] [stdout] 1150 |                         let d_active_count = &mut left_contrib[d].2;
[INFO] [stdout] 1151 |                         let d_active_mat = &mut left_contrib[d].3;
[INFO] [stdout]      |                                                 ^^^^^^^^^^^^^^^ immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 1154 |                             if d_active[d_j] > I(0) {
[INFO] [stdout]      |                                ------------- mutable borrow later used here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `*left_contrib` as immutable because it is also borrowed as mutable
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/faer-sparse-0.17.1/src/lu.rs:1259:55
[INFO] [stdout]      |
[INFO] [stdout] 1258 | ...                   let d_active = &mut left_contrib[d].1[d_col_start..];
[INFO] [stdout]      |                                           ----------------- mutable borrow occurs here
[INFO] [stdout] 1259 | ...                   let d_active_count = &mut left_contrib[d].2;
[INFO] [stdout]      |                                                 ^^^^^^^^^^^^^^^ immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 1266 | ...                       if d_active[d_j] > I(0) {
[INFO] [stdout]      |                              ------------- mutable borrow later used here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `*left_contrib` as immutable because it is also borrowed as mutable
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/faer-sparse-0.17.1/src/lu.rs:1260:53
[INFO] [stdout]      |
[INFO] [stdout] 1258 | ...                   let d_active = &mut left_contrib[d].1[d_col_start..];
[INFO] [stdout]      |                                           ----------------- mutable borrow occurs here
[INFO] [stdout] 1259 | ...                   let d_active_count = &mut left_contrib[d].2;
[INFO] [stdout] 1260 | ...                   let d_active_mat = &mut left_contrib[d].3;
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^ immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 1266 | ...                       if d_active[d_j] > I(0) {
[INFO] [stdout]      |                              ------------- mutable borrow later used here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0502`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `faer-sparse` (lib) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "135e767ef8d7fba36de9f28ade1a5de41f4427be4d17d1afc4ae7e955a1307bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "135e767ef8d7fba36de9f28ade1a5de41f4427be4d17d1afc4ae7e955a1307bb", kill_on_drop: false }`
[INFO] [stdout] 135e767ef8d7fba36de9f28ade1a5de41f4427be4d17d1afc4ae7e955a1307bb
