Remove obsolete references to SMT1

Author: peterschrammel

doc/slides/cprover-overview-latex-beamer/cprover-overview-slides.tex

@@ -105,8 +105,7 @@
   \node[rectangle,fill=tachameleon!25!white] (solvers) [right of=engine4,xshift=2cm,yshift=-0.5cm]
    {\begin{tikzpicture}[node distance=0.75cm]
     \node[rectangle,fill=tachameleon!50!white] (sat)                { SAT };
-    \node[rectangle,fill=tachameleon!50!white] (smt1) [below of=sat] { SMT1 };
-    \node[rectangle,fill=tachameleon!50!white] (smt2) [below of=smt1] { SMT2 };
+    \node[rectangle,fill=tachameleon!50!white] (smt2) [below of=sat] { SMT2 };
     \node (decproc) [below of=smt2] { \tiny decision procedure };
     \end{tikzpicture}};
 

scripts/vpath-setup.sh

@@ -60,7 +60,7 @@ perl -p -i -e 's/^(irep_ids.cpp:)/#$1/' $DEST/src/util/Makefile
 # create sub-directories
 mkdir -p $DEST/src/ansi-c/library $DEST/src/ansi-c/literals
 mkdir -p $DEST/src/goto-instrument/{accelerate,wmm}
-mkdir -p $DEST/src/solvers/{flattening,floatbv,miniBDD,prop,qbf,refinement,sat,smt1,smt2}
+mkdir -p $DEST/src/solvers/{flattening,floatbv,miniBDD,prop,qbf,refinement,sat,smt2}
 
 # copy generated files for coverage reports
 for f in \

src/solvers/README.md

@@ -35,16 +35,8 @@ different decision procedures, roughly one per directory.
   post-processing function that adds extra constraints. This is not used
   by the SMT2 back-ends.
 
-* dplib/:   Provides the `dplib_dect` object which used the decision
-  procedure library from “Decision Procedures : An Algorithmic Point of
-  View”.
-
-* smt1/:   Provides the `smt1_dect` type which converts the formulae to
-  SMTLib version 1 and then invokes one of Boolector, CVC3, OpenSMT,
-  Yices, MathSAT or Z3. Again, note that this format is depreciated.
-
-* smt2/:   Provides the `smt2_dect` type which functions in a similar
-  way to `smt1_dect`, calling Boolector, CVC3, MathSAT, Yices or Z3.
+* smt2/:   Provides the `smt2_dect` type which converts the formulae to
+  SMTLib 2 and then invokes one of Boolector, CVC3, CVC4, MathSAT, Yices or Z3.
   Note that the interaction with the solver is batched and uses
   temporary files rather than using the interactive command supported by
   SMTLib 2. With the `–fpa` option, this output mode will not flatten