The sandboxing restriction is one that merits care for (or not supporting) some use cases. Tup requires declaring all outputs (but not all inputs), which can be

The sandboxing restriction is one that merits care for (or not supporting) some use cases. Tup requires declaring all outputs (but not all inputs), which can be inconvenient when a build process creates intermediate or derived files that are tedious to anticipate. [0] [0] https://groups.google.com/g/tup-users/c/umW73zR5JKc?pli=1 https://groups.google.com/g/tup-users/c/umW73zR5JKc?pli=1 . ex java creates numbered .class files for anonymous classes declared in a larger java file. In fairness, while looking, they may have relaxed some of that since I last looked with a transient flag https://github.com/gittup/tup/issues/405 https://github.com/gittup/tup/issues/405