┌ LinearOperators [5c8ed15e-5a4c-59e4-a42b-c7e8811fb125]
│ WARNING: method definition for #opCholesky#87 at /home/runner/.julia/packages/LinearOperators/spFlJ/src/linalg.jl:44 declares type variable T but does not use it.
│ WARNING: method definition for #opLDL#94 at /home/runner/.julia/packages/LinearOperators/spFlJ/src/linalg.jl:67 declares type variable T but does not use it.
│ WARNING: method definition for opRestriction at /home/runner/.julia/packages/LinearOperators/spFlJ/src/special-operators.jl:175 declares type variable T but does not use it.
│ WARNING: method definition for BlockDiagonalOperator at /home/runner/.julia/packages/LinearOperators/spFlJ/src/special-operators.jl:231 declares type variable S but does not use it.