[INFO] fetching crate ndarray-vision 0.5.1...
[INFO] testing ndarray-vision-0.5.1 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate ndarray-vision 0.5.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate ndarray-vision 0.5.1
[INFO] finished tweaking crates.io crate ndarray-vision 0.5.1
[INFO] tweaked toml for crates.io crate ndarray-vision 0.5.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ndarray-vision 0.5.1 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 crates.io crate ndarray-vision 0.5.1 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
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[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 687ca2685125e9617972016dbc8f1258ea39bfea2de65b4e924051ed7922a19f
[INFO] running `Command { std: "docker" "start" "-a" "687ca2685125e9617972016dbc8f1258ea39bfea2de65b4e924051ed7922a19f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "687ca2685125e9617972016dbc8f1258ea39bfea2de65b4e924051ed7922a19f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "687ca2685125e9617972016dbc8f1258ea39bfea2de65b4e924051ed7922a19f", kill_on_drop: false }`
[INFO] [stdout] 687ca2685125e9617972016dbc8f1258ea39bfea2de65b4e924051ed7922a19f
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7eefdfdfb20690898f83ecfdd394d6a8d010d67429956020f52ab17d1832674
[INFO] running `Command { std: "docker" "start" "-a" "a7eefdfdfb20690898f83ecfdd394d6a8d010d67429956020f52ab17d1832674", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling libm v0.2.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling thiserror v1.0.48
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling matrixmultiply v0.3.7
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling cblas-sys v0.1.4
[INFO] [stderr]    Compiling lapack-sys v0.14.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling syn v2.0.31
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling noisy_float v0.2.0
[INFO] [stderr]    Compiling num-complex v0.4.4
[INFO] [stderr]    Compiling cauchy v0.4.0
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.48
[INFO] [stderr]    Compiling katexit v0.1.4
[INFO] [stderr]    Compiling lax v0.16.0
[INFO] [stderr]    Compiling ndarray-linalg v0.16.0
[INFO] [stderr]    Compiling ndarray-stats v0.5.1
[INFO] [stderr]    Compiling ndarray-vision v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Rect` is never constructed
[INFO] [stdout]   --> src/transform/mod.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 | struct Rect {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/core/image.rs:122:18
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn pixel(&self, row: usize, col: usize) -> ArrayView<U, Ix1> {
[INFO] [stdout]     |                  ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn pixel(&self, row: usize, col: usize) -> ArrayView<'_, U, Ix1> {
[INFO] [stdout]     |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/core/image.rs:141:22
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub fn pixel_mut(&mut self, row: usize, col: usize) -> ArrayViewMut<U, Ix1> {
[INFO] [stdout]     |                      ^^^^^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub fn pixel_mut(&mut self, row: usize, col: usize) -> ArrayViewMut<'_, U, Ix1> {
[INFO] [stdout]     |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.42s
[INFO] running `Command { std: "docker" "inspect" "a7eefdfdfb20690898f83ecfdd394d6a8d010d67429956020f52ab17d1832674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7eefdfdfb20690898f83ecfdd394d6a8d010d67429956020f52ab17d1832674", kill_on_drop: false }`
[INFO] [stdout] a7eefdfdfb20690898f83ecfdd394d6a8d010d67429956020f52ab17d1832674
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e6eeab711626e950cf4aeec1bff05a0cf5e4c30426a0175ba6d2528e0c3cae8
[INFO] running `Command { std: "docker" "start" "-a" "8e6eeab711626e950cf4aeec1bff05a0cf5e4c30426a0175ba6d2528e0c3cae8", kill_on_drop: false }`
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling assert_approx_eq v1.1.0
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stdout] warning: struct `Rect` is never constructed
[INFO] [stdout]   --> src/transform/mod.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 | struct Rect {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/core/image.rs:122:18
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn pixel(&self, row: usize, col: usize) -> ArrayView<U, Ix1> {
[INFO] [stdout]     |                  ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn pixel(&self, row: usize, col: usize) -> ArrayView<'_, U, Ix1> {
[INFO] [stdout]     |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/core/image.rs:141:22
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub fn pixel_mut(&mut self, row: usize, col: usize) -> ArrayViewMut<U, Ix1> {
[INFO] [stdout]     |                      ^^^^^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub fn pixel_mut(&mut self, row: usize, col: usize) -> ArrayViewMut<'_, U, Ix1> {
[INFO] [stdout]     |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling fdeflate v0.3.0
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling ndarray-rand v0.14.0
[INFO] [stderr]    Compiling flate2 v1.0.27
[INFO] [stderr]    Compiling png v0.17.10
[INFO] [stderr]    Compiling ndarray-vision v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> examples/basic.rs:11:25
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let cameraman = root.clone().join("images/cameraman.ppm");
[INFO] [stdout]    |                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Path` does not implement `Clone`, so calling `clone` on `&Path` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 11 -     let cameraman = root.clone().join("images/cameraman.ppm");
[INFO] [stdout] 11 +     let cameraman = root.join("images/cameraman.ppm");
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/examples/rustc9IAzP0/symbols.o" "<9 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libpng-9f9aee97bf25775d,libflate2-c1bf1dc1c3b66b98,libminiz_oxide-6647f222ac14af27,libfdeflate-1096d4a542d7abc7,libsimd_adler32-eda01a159841bab2,libcrc32fast-a72b5faa4f062e07,libbitflags-e2b4db6c651223da,libndarray_vision-3ee9d20142d57b4a,libndarray_linalg-451cef16d2df25fa,liblax-e4296f5e58a66b73,liblapack_sys-e19eea5a4da6411b,libthiserror-bb1578d63f07f509,libcauchy-51d880097daa8eca,libndarray_stats-1df41b7fafa8c78e,libindexmap-2f7144244cfc793c,libhashbrown-8ac6e23154e6c3d0,libitertools-3c0ab31b48246619,libeither-229e626b51c6e8a7,libnoisy_float-b2becb3cf8e42368,libndarray-6d0661a6add198a9,libmatrixmultiply-afbdbe7942c1911c,libapprox-7399030637cdf68f,libnum_complex-85a1efd9025db6d8,libserde-536155936ba85f04,librand-e92a77113294d004,librand_chacha-0efc4fa08f923678,libppv_lite86-4250c766b4729968,librand_core-150b00bf2ecd7b83,libgetrandom-8bdfde2e3ec59396,libcfg_if-33ef6c02a07f9fec,libnum_integer-1f3981ec9806d8f7,libnum_traits-b015416407575220,librawpointer-a726d041f28ef5ec,libcblas_sys-0bfc01babeb0b3be,liblibc-8a24a2f78c1740be}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/opt/rustwide/target/debug/examples/rustc9IAzP0/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/examples/transforms-bf6c0ae07ab0f2b8" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: undefined symbol: cblas_zgemm
[INFO] [stdout]           >>> referenced by impl_linalg.rs:459 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ndarray-0.15.6/src/linalg/impl_linalg.rs:459)
[INFO] [stdout]           >>>               ndarray_vision-3ee9d20142d57b4a.ndarray_vision.186513d4bc23b132-cgu.3.rcgu.o:(ndarray::linalg::impl_linalg::mat_mul_impl::<f64>) in archive /opt/rustwide/target/debug/deps/libndarray_vision-3ee9d20142d57b4a.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: cblas_cgemm
[INFO] [stdout]           >>> referenced by impl_linalg.rs:459 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ndarray-0.15.6/src/linalg/impl_linalg.rs:459)
[INFO] [stdout]           >>>               ndarray_vision-3ee9d20142d57b4a.ndarray_vision.186513d4bc23b132-cgu.3.rcgu.o:(ndarray::linalg::impl_linalg::mat_mul_impl::<f64>) in archive /opt/rustwide/target/debug/deps/libndarray_vision-3ee9d20142d57b4a.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: cblas_dgemm
[INFO] [stdout]           >>> referenced by impl_linalg.rs:459 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ndarray-0.15.6/src/linalg/impl_linalg.rs:459)
[INFO] [stdout]           >>>               ndarray_vision-3ee9d20142d57b4a.ndarray_vision.186513d4bc23b132-cgu.3.rcgu.o:(ndarray::linalg::impl_linalg::mat_mul_impl::<f64>) in archive /opt/rustwide/target/debug/deps/libndarray_vision-3ee9d20142d57b4a.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: cblas_sgemm
[INFO] [stdout]           >>> referenced by impl_linalg.rs:459 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ndarray-0.15.6/src/linalg/impl_linalg.rs:459)
[INFO] [stdout]           >>>               ndarray_vision-3ee9d20142d57b4a.ndarray_vision.186513d4bc23b132-cgu.3.rcgu.o:(ndarray::linalg::impl_linalg::mat_mul_impl::<f64>) in archive /opt/rustwide/target/debug/deps/libndarray_vision-3ee9d20142d57b4a.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: dgetrf_
[INFO] [stdout]           >>> referenced by solve.rs:34 (src/solve.rs:34)
[INFO] [stdout]           >>>               lax-e4296f5e58a66b73.lax.97736e5109bfa8ef-cgu.04.rcgu.o:(<f64 as lax::solve::LuImpl>::lu) in archive /opt/rustwide/target/debug/deps/liblax-e4296f5e58a66b73.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: dgetri_
[INFO] [stdout]           >>> referenced by solve.rs:181 (src/solve.rs:181)
[INFO] [stdout]           >>>               lax-e4296f5e58a66b73.lax.97736e5109bfa8ef-cgu.04.rcgu.o:(<lax::solve::InvWork<f64> as lax::solve::InvWorkImpl>::new) in archive /opt/rustwide/target/debug/deps/liblax-e4296f5e58a66b73.rlib
[INFO] [stdout]           >>> referenced by solve.rs:204 (src/solve.rs:204)
[INFO] [stdout]           >>>               lax-e4296f5e58a66b73.lax.97736e5109bfa8ef-cgu.04.rcgu.o:(<lax::solve::InvWork<f64> as lax::solve::InvWorkImpl>::calc) in archive /opt/rustwide/target/debug/deps/liblax-e4296f5e58a66b73.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ndarray-vision` (example "transforms") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: struct `Rect` is never constructed
[INFO] [stdout]   --> src/transform/mod.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 | struct Rect {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/core/image.rs:122:18
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn pixel(&self, row: usize, col: usize) -> ArrayView<U, Ix1> {
[INFO] [stdout]     |                  ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn pixel(&self, row: usize, col: usize) -> ArrayView<'_, U, Ix1> {
[INFO] [stdout]     |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/core/image.rs:141:22
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub fn pixel_mut(&mut self, row: usize, col: usize) -> ArrayViewMut<U, Ix1> {
[INFO] [stdout]     |                      ^^^^^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub fn pixel_mut(&mut self, row: usize, col: usize) -> ArrayViewMut<'_, U, Ix1> {
[INFO] [stdout]     |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcxeusaC/symbols.o" "<17 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libtest-*,libgetopts-*,librustc_std_workspace_std-*}.rlib" "/opt/rustwide/target/debug/deps/{libndarray_linalg-451cef16d2df25fa,liblax-e4296f5e58a66b73,liblapack_sys-e19eea5a4da6411b,libthiserror-bb1578d63f07f509,libcauchy-51d880097daa8eca,libassert_approx_eq-12e3a7a30652a5f0,libndarray_stats-1df41b7fafa8c78e,libindexmap-2f7144244cfc793c,libhashbrown-8ac6e23154e6c3d0,libitertools-3c0ab31b48246619,libeither-229e626b51c6e8a7,libnoisy_float-b2becb3cf8e42368,libndarray_rand-c30cff7eb0544e43,librand_distr-9208e6ed8bc0d216,libndarray-6d0661a6add198a9,libmatrixmultiply-afbdbe7942c1911c,libapprox-7399030637cdf68f,libnum_complex-85a1efd9025db6d8,libserde-536155936ba85f04,librand-e92a77113294d004,librand_chacha-0efc4fa08f923678,libppv_lite86-4250c766b4729968,librand_core-150b00bf2ecd7b83,libgetrandom-8bdfde2e3ec59396,libcfg_if-33ef6c02a07f9fec,libnum_integer-1f3981ec9806d8f7,libnum_traits-b015416407575220,librawpointer-a726d041f28ef5ec,libcblas_sys-0bfc01babeb0b3be,liblibc-8a24a2f78c1740be}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/opt/rustwide/target/debug/deps/rustcxeusaC/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/ndarray_vision-fda7a68e4a5416c5" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: undefined symbol: cblas_ddot
[INFO] [stdout]           >>> referenced by impl_linalg.rs:122 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ndarray-0.15.6/src/linalg/impl_linalg.rs:122)
[INFO] [stdout]           >>>               /opt/rustwide/target/debug/deps/ndarray_vision-fda7a68e4a5416c5.ndarray_vision.17069b2d3b2f14b5-cgu.00.rcgu.o:(<ndarray::ArrayBase<ndarray::ViewRepr<&f64>, ndarray::dimension::dim::Dim<[usize; 1]>>>::dot_impl::<ndarray::data_repr::OwnedRepr<f64>>)
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: cblas_sdot
[INFO] [stdout]           >>> referenced by impl_linalg.rs:122 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ndarray-0.15.6/src/linalg/impl_linalg.rs:122)
[INFO] [stdout]           >>>               /opt/rustwide/target/debug/deps/ndarray_vision-fda7a68e4a5416c5.ndarray_vision.17069b2d3b2f14b5-cgu.00.rcgu.o:(<ndarray::ArrayBase<ndarray::ViewRepr<&f64>, ndarray::dimension::dim::Dim<[usize; 1]>>>::dot_impl::<ndarray::data_repr::OwnedRepr<f64>>)
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: cblas_zgemm
[INFO] [stdout]           >>> referenced by impl_linalg.rs:459 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ndarray-0.15.6/src/linalg/impl_linalg.rs:459)
[INFO] [stdout]           >>>               /opt/rustwide/target/debug/deps/ndarray_vision-fda7a68e4a5416c5.ndarray_vision.17069b2d3b2f14b5-cgu.09.rcgu.o:(ndarray::linalg::impl_linalg::mat_mul_impl::<f64>)
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: cblas_cgemm
[INFO] [stdout]           >>> referenced by impl_linalg.rs:459 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ndarray-0.15.6/src/linalg/impl_linalg.rs:459)
[INFO] [stdout]           >>>               /opt/rustwide/target/debug/deps/ndarray_vision-fda7a68e4a5416c5.ndarray_vision.17069b2d3b2f14b5-cgu.09.rcgu.o:(ndarray::linalg::impl_linalg::mat_mul_impl::<f64>)
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: cblas_dgemm
[INFO] [stdout]           >>> referenced by impl_linalg.rs:459 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ndarray-0.15.6/src/linalg/impl_linalg.rs:459)
[INFO] [stdout]           >>>               /opt/rustwide/target/debug/deps/ndarray_vision-fda7a68e4a5416c5.ndarray_vision.17069b2d3b2f14b5-cgu.09.rcgu.o:(ndarray::linalg::impl_linalg::mat_mul_impl::<f64>)
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: cblas_sgemm
[INFO] [stdout]           >>> referenced by impl_linalg.rs:459 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ndarray-0.15.6/src/linalg/impl_linalg.rs:459)
[INFO] [stdout]           >>>               /opt/rustwide/target/debug/deps/ndarray_vision-fda7a68e4a5416c5.ndarray_vision.17069b2d3b2f14b5-cgu.09.rcgu.o:(ndarray::linalg::impl_linalg::mat_mul_impl::<f64>)
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: cblas_sgemv
[INFO] [stdout]           >>> referenced by impl_linalg.rs:731 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ndarray-0.15.6/src/linalg/impl_linalg.rs:731)
[INFO] [stdout]           >>>               /opt/rustwide/target/debug/deps/ndarray_vision-fda7a68e4a5416c5.ndarray_vision.17069b2d3b2f14b5-cgu.09.rcgu.o:(ndarray::linalg::impl_linalg::general_mat_vec_mul_impl::<f64, ndarray::data_repr::OwnedRepr<f64>, ndarray::data_repr::OwnedRepr<f64>>)
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: cblas_dgemv
[INFO] [stdout]           >>> referenced by impl_linalg.rs:731 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ndarray-0.15.6/src/linalg/impl_linalg.rs:731)
[INFO] [stdout]           >>>               /opt/rustwide/target/debug/deps/ndarray_vision-fda7a68e4a5416c5.ndarray_vision.17069b2d3b2f14b5-cgu.09.rcgu.o:(ndarray::linalg::impl_linalg::general_mat_vec_mul_impl::<f64, ndarray::data_repr::OwnedRepr<f64>, ndarray::data_repr::OwnedRepr<f64>>)
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: dgetrf_
[INFO] [stdout]           >>> referenced by solve.rs:34 (src/solve.rs:34)
[INFO] [stdout]           >>>               lax-e4296f5e58a66b73.lax.97736e5109bfa8ef-cgu.04.rcgu.o:(<f64 as lax::solve::LuImpl>::lu) in archive /opt/rustwide/target/debug/deps/liblax-e4296f5e58a66b73.rlib
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: dgetri_
[INFO] [stdout]           >>> referenced by solve.rs:181 (src/solve.rs:181)
[INFO] [stdout]           >>>               lax-e4296f5e58a66b73.lax.97736e5109bfa8ef-cgu.04.rcgu.o:(<lax::solve::InvWork<f64> as lax::solve::InvWorkImpl>::new) in archive /opt/rustwide/target/debug/deps/liblax-e4296f5e58a66b73.rlib
[INFO] [stdout]           >>> referenced by solve.rs:204 (src/solve.rs:204)
[INFO] [stdout]           >>>               lax-e4296f5e58a66b73.lax.97736e5109bfa8ef-cgu.04.rcgu.o:(<lax::solve::InvWork<f64> as lax::solve::InvWorkImpl>::calc) in archive /opt/rustwide/target/debug/deps/liblax-e4296f5e58a66b73.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ndarray-vision` (lib test) due to 1 previous error; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "8e6eeab711626e950cf4aeec1bff05a0cf5e4c30426a0175ba6d2528e0c3cae8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e6eeab711626e950cf4aeec1bff05a0cf5e4c30426a0175ba6d2528e0c3cae8", kill_on_drop: false }`
[INFO] [stdout] 8e6eeab711626e950cf4aeec1bff05a0cf5e4c30426a0175ba6d2528e0c3cae8
