/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loops-crafted-1/sumt7.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 00:06:41,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 00:06:41,814 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 00:06:41,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 00:06:41,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 00:06:41,846 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 00:06:41,847 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 00:06:41,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 00:06:41,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 00:06:41,852 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 00:06:41,854 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 00:06:41,855 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 00:06:41,855 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 00:06:41,856 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 00:06:41,858 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 00:06:41,859 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 00:06:41,860 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 00:06:41,861 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 00:06:41,863 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 00:06:41,865 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 00:06:41,867 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 00:06:41,868 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 00:06:41,869 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 00:06:41,870 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 00:06:41,873 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 00:06:41,873 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 00:06:41,874 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 00:06:41,875 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 00:06:41,875 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 00:06:41,876 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 00:06:41,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 00:06:41,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 00:06:41,879 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 00:06:41,880 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 00:06:41,881 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 00:06:41,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 00:06:41,882 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 00:06:41,883 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 00:06:41,883 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 00:06:41,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 00:06:41,885 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 00:06:41,886 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-25 00:06:41,927 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 00:06:41,927 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 00:06:41,930 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 00:06:41,930 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 00:06:41,930 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 00:06:41,930 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 00:06:41,931 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 00:06:41,931 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 00:06:41,931 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 00:06:41,931 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 00:06:41,932 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 00:06:41,933 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 00:06:41,933 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 00:06:41,933 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 00:06:41,934 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 00:06:41,935 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 00:06:41,935 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 00:06:41,935 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 00:06:41,935 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 00:06:41,935 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 00:06:41,936 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 00:06:41,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 00:06:41,936 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 00:06:41,936 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 00:06:41,936 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 00:06:41,937 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 00:06:41,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 00:06:41,937 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 00:06:41,937 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 00:06:41,937 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true; [2020-09-25 00:06:42,399 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 00:06:42,427 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 00:06:42,434 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 00:06:42,437 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 00:06:42,438 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 00:06:42,439 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops-crafted-1/sumt7.c [2020-09-25 00:06:42,539 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e32a07562/2f2825f2634f47539e810f4ee2e5ecf6/FLAG5548c8034 [2020-09-25 00:06:43,107 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 00:06:43,108 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/loops-crafted-1/sumt7.c [2020-09-25 00:06:43,118 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e32a07562/2f2825f2634f47539e810f4ee2e5ecf6/FLAG5548c8034 [2020-09-25 00:06:43,438 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e32a07562/2f2825f2634f47539e810f4ee2e5ecf6 [2020-09-25 00:06:43,452 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 00:06:43,459 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 00:06:43,460 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 00:06:43,460 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 00:06:43,465 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 00:06:43,466 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:06:43" (1/1) ... [2020-09-25 00:06:43,471 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44dc5d33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:06:43, skipping insertion in model container [2020-09-25 00:06:43,471 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:06:43" (1/1) ... [2020-09-25 00:06:43,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 00:06:43,510 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 00:06:43,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 00:06:43,746 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 00:06:43,770 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 00:06:43,793 INFO L208 MainTranslator]: Completed translation [2020-09-25 00:06:43,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:06:43 WrapperNode [2020-09-25 00:06:43,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 00:06:43,796 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 00:06:43,796 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 00:06:43,796 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 00:06:43,810 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:06:43" (1/1) ... [2020-09-25 00:06:43,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:06:43" (1/1) ... [2020-09-25 00:06:43,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:06:43" (1/1) ... [2020-09-25 00:06:43,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:06:43" (1/1) ... [2020-09-25 00:06:43,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:06:43" (1/1) ... [2020-09-25 00:06:43,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:06:43" (1/1) ... [2020-09-25 00:06:43,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:06:43" (1/1) ... [2020-09-25 00:06:43,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 00:06:43,919 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 00:06:43,919 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 00:06:43,919 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 00:06:43,920 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:06:43" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 00:06:43,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 00:06:43,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 00:06:43,994 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-09-25 00:06:43,994 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-09-25 00:06:43,994 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 00:06:43,994 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 00:06:43,994 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-09-25 00:06:43,995 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-09-25 00:06:43,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-09-25 00:06:43,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 00:06:43,995 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 00:06:43,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 00:06:43,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 00:06:44,325 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 00:06:44,326 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-09-25 00:06:44,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:06:44 BoogieIcfgContainer [2020-09-25 00:06:44,333 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 00:06:44,335 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 00:06:44,335 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 00:06:44,339 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 00:06:44,340 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 12:06:43" (1/3) ... [2020-09-25 00:06:44,341 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79727c9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 12:06:44, skipping insertion in model container [2020-09-25 00:06:44,341 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:06:43" (2/3) ... [2020-09-25 00:06:44,342 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79727c9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 12:06:44, skipping insertion in model container [2020-09-25 00:06:44,342 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:06:44" (3/3) ... [2020-09-25 00:06:44,344 INFO L109 eAbstractionObserver]: Analyzing ICFG sumt7.c [2020-09-25 00:06:44,359 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 00:06:44,374 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 00:06:44,427 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 00:06:44,470 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 00:06:44,470 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 00:06:44,470 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 00:06:44,470 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 00:06:44,470 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 00:06:44,471 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 00:06:44,471 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 00:06:44,471 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 00:06:44,493 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states. [2020-09-25 00:06:44,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-09-25 00:06:44,501 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 00:06:44,503 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 00:06:44,503 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 00:06:44,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 00:06:44,510 INFO L82 PathProgramCache]: Analyzing trace with hash -740267536, now seen corresponding path program 1 times [2020-09-25 00:06:44,519 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 00:06:44,520 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1482167750] [2020-09-25 00:06:44,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 00:06:44,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:06:44,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:06:45,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:06:45,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-09-25 00:06:45,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:06:45,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 923 [2020-09-25 00:06:45,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:06:45,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-09-25 00:06:45,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-09-25 00:06:45,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-25 00:06:45,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-09-25 00:06:46,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 00:06:46,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:06:46,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:06:46,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:06:46,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 00:06:46,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:06:46,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 00:06:46,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:06:46,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:06:46,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:06:46,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:06:46,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:06:46,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 00:06:46,280 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1482167750] [2020-09-25 00:06:46,283 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 00:06:46,283 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-09-25 00:06:46,284 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984385056] [2020-09-25 00:06:46,291 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-09-25 00:06:46,291 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 00:06:46,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-09-25 00:06:46,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2020-09-25 00:06:46,314 INFO L87 Difference]: Start difference. First operand 46 states. Second operand 15 states. [2020-09-25 00:06:47,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 00:06:47,914 INFO L93 Difference]: Finished difference Result 135 states and 186 transitions. [2020-09-25 00:06:47,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-09-25 00:06:47,917 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 26 [2020-09-25 00:06:47,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 00:06:47,929 INFO L225 Difference]: With dead ends: 135 [2020-09-25 00:06:47,930 INFO L226 Difference]: Without dead ends: 0 [2020-09-25 00:06:47,937 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=216, Invalid=906, Unknown=0, NotChecked=0, Total=1122 [2020-09-25 00:06:47,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-25 00:06:47,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-25 00:06:47,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-25 00:06:47,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-25 00:06:47,976 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2020-09-25 00:06:47,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 00:06:47,977 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-25 00:06:47,977 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-09-25 00:06:47,977 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-25 00:06:47,977 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-25 00:06:47,978 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 00:06:47,981 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-25 00:06:48,155 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-25 00:06:48,156 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~SIZE~0 |old(~SIZE~0)|) [2020-09-25 00:06:48,156 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-25 00:06:48,156 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-25 00:06:48,156 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-09-25 00:06:48,157 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-25 00:06:48,157 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-25 00:06:48,157 INFO L268 CegarLoopResult]: For program point L4-3(lines 3 5) no Hoare annotation was computed. [2020-09-25 00:06:48,157 INFO L268 CegarLoopResult]: For program point assume_abort_if_notENTRY(lines 3 5) no Hoare annotation was computed. [2020-09-25 00:06:48,157 INFO L268 CegarLoopResult]: For program point L4(line 4) no Hoare annotation was computed. [2020-09-25 00:06:48,157 INFO L268 CegarLoopResult]: For program point L4-1(line 4) no Hoare annotation was computed. [2020-09-25 00:06:48,157 INFO L268 CegarLoopResult]: For program point assume_abort_if_notEXIT(lines 3 5) no Hoare annotation was computed. [2020-09-25 00:06:48,157 INFO L268 CegarLoopResult]: For program point L31(lines 31 34) no Hoare annotation was computed. [2020-09-25 00:06:48,158 INFO L268 CegarLoopResult]: For program point L31-2(lines 21 34) no Hoare annotation was computed. [2020-09-25 00:06:48,158 INFO L268 CegarLoopResult]: For program point L27(lines 27 34) no Hoare annotation was computed. [2020-09-25 00:06:48,158 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 14 39) no Hoare annotation was computed. [2020-09-25 00:06:48,158 INFO L268 CegarLoopResult]: For program point L23(lines 23 34) no Hoare annotation was computed. [2020-09-25 00:06:48,158 INFO L268 CegarLoopResult]: For program point L19-2(lines 19 37) no Hoare annotation was computed. [2020-09-25 00:06:48,159 INFO L268 CegarLoopResult]: For program point L15(line 15) no Hoare annotation was computed. [2020-09-25 00:06:48,159 INFO L268 CegarLoopResult]: For program point L15-1(line 15) no Hoare annotation was computed. [2020-09-25 00:06:48,159 INFO L268 CegarLoopResult]: For program point L15-2(line 15) no Hoare annotation was computed. [2020-09-25 00:06:48,159 INFO L268 CegarLoopResult]: For program point L15-3(line 15) no Hoare annotation was computed. [2020-09-25 00:06:48,159 INFO L264 CegarLoopResult]: At program point L36(line 36) the Hoare annotation is: (let ((.cse2 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0))) (let ((.cse1 (div .cse2 4294967296)) (.cse0 (div main_~l~0 4294967296))) (and (< .cse0 (+ .cse1 1)) (<= .cse2 main_~l~0) (< (+ main_~l~0 (* 4294967296 .cse1)) (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0 (* 4294967296 .cse0) 1))))) [2020-09-25 00:06:48,160 INFO L264 CegarLoopResult]: At program point L36-1(lines 19 37) the Hoare annotation is: (let ((.cse2 (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0))) (let ((.cse1 (div .cse2 4294967296)) (.cse0 (div main_~l~0 4294967296))) (and (< .cse0 (+ .cse1 1)) (<= .cse2 main_~l~0) (< (+ main_~l~0 (* 4294967296 .cse1)) (+ main_~i~0 main_~j~0 main_~k~0 main_~v1~0 main_~v2~0 main_~v3~0 main_~v4~0 (* 4294967296 .cse0) 1))))) [2020-09-25 00:06:48,160 INFO L268 CegarLoopResult]: For program point L32(line 32) no Hoare annotation was computed. [2020-09-25 00:06:48,160 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-09-25 00:06:48,160 INFO L268 CegarLoopResult]: For program point L24(line 24) no Hoare annotation was computed. [2020-09-25 00:06:48,160 INFO L268 CegarLoopResult]: For program point L16(line 16) no Hoare annotation was computed. [2020-09-25 00:06:48,161 INFO L268 CegarLoopResult]: For program point L16-1(line 16) no Hoare annotation was computed. [2020-09-25 00:06:48,161 INFO L268 CegarLoopResult]: For program point L16-2(line 16) no Hoare annotation was computed. [2020-09-25 00:06:48,161 INFO L268 CegarLoopResult]: For program point L16-3(line 16) no Hoare annotation was computed. [2020-09-25 00:06:48,161 INFO L268 CegarLoopResult]: For program point L29(lines 29 34) no Hoare annotation was computed. [2020-09-25 00:06:48,161 INFO L268 CegarLoopResult]: For program point L25(lines 25 34) no Hoare annotation was computed. [2020-09-25 00:06:48,161 INFO L268 CegarLoopResult]: For program point L21(lines 21 34) no Hoare annotation was computed. [2020-09-25 00:06:48,162 INFO L268 CegarLoopResult]: For program point L17(line 17) no Hoare annotation was computed. [2020-09-25 00:06:48,162 INFO L268 CegarLoopResult]: For program point L17-1(line 17) no Hoare annotation was computed. [2020-09-25 00:06:48,162 INFO L268 CegarLoopResult]: For program point L17-2(line 17) no Hoare annotation was computed. [2020-09-25 00:06:48,162 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 14 39) no Hoare annotation was computed. [2020-09-25 00:06:48,162 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-09-25 00:06:48,162 INFO L268 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-09-25 00:06:48,163 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 14 39) the Hoare annotation is: true [2020-09-25 00:06:48,163 INFO L268 CegarLoopResult]: For program point L26(line 26) no Hoare annotation was computed. [2020-09-25 00:06:48,163 INFO L268 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2020-09-25 00:06:48,163 INFO L268 CegarLoopResult]: For program point L18(line 18) no Hoare annotation was computed. [2020-09-25 00:06:48,163 INFO L268 CegarLoopResult]: For program point L18-1(line 18) no Hoare annotation was computed. [2020-09-25 00:06:48,163 INFO L271 CegarLoopResult]: At program point __VERIFIER_assertENTRY(lines 6 11) the Hoare annotation is: true [2020-09-25 00:06:48,164 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertEXIT(lines 6 11) no Hoare annotation was computed. [2020-09-25 00:06:48,164 INFO L268 CegarLoopResult]: For program point L8(line 8) no Hoare annotation was computed. [2020-09-25 00:06:48,164 INFO L268 CegarLoopResult]: For program point L7(lines 7 9) no Hoare annotation was computed. [2020-09-25 00:06:48,164 INFO L268 CegarLoopResult]: For program point L7-2(lines 6 11) no Hoare annotation was computed. [2020-09-25 00:06:48,164 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2020-09-25 00:06:48,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.09 12:06:48 BoogieIcfgContainer [2020-09-25 00:06:48,189 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-25 00:06:48,193 INFO L168 Benchmark]: Toolchain (without parser) took 4737.03 ms. Allocated memory was 140.0 MB in the beginning and 245.9 MB in the end (delta: 105.9 MB). Free memory was 103.4 MB in the beginning and 144.1 MB in the end (delta: -40.6 MB). Peak memory consumption was 65.3 MB. Max. memory is 7.1 GB. [2020-09-25 00:06:48,194 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-25 00:06:48,196 INFO L168 Benchmark]: CACSL2BoogieTranslator took 335.40 ms. Allocated memory is still 140.0 MB. Free memory was 102.8 MB in the beginning and 92.9 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2020-09-25 00:06:48,197 INFO L168 Benchmark]: Boogie Preprocessor took 122.51 ms. Allocated memory was 140.0 MB in the beginning and 202.9 MB in the end (delta: 62.9 MB). Free memory was 92.9 MB in the beginning and 181.6 MB in the end (delta: -88.7 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2020-09-25 00:06:48,198 INFO L168 Benchmark]: RCFGBuilder took 414.78 ms. Allocated memory is still 202.9 MB. Free memory was 181.6 MB in the beginning and 164.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 7.1 GB. [2020-09-25 00:06:48,199 INFO L168 Benchmark]: TraceAbstraction took 3854.16 ms. Allocated memory was 202.9 MB in the beginning and 245.9 MB in the end (delta: 43.0 MB). Free memory was 164.4 MB in the beginning and 144.1 MB in the end (delta: 20.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 7.1 GB. [2020-09-25 00:06:48,204 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 335.40 ms. Allocated memory is still 140.0 MB. Free memory was 102.8 MB in the beginning and 92.9 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 122.51 ms. Allocated memory was 140.0 MB in the beginning and 202.9 MB in the end (delta: 62.9 MB). Free memory was 92.9 MB in the beginning and 181.6 MB in the end (delta: -88.7 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 414.78 ms. Allocated memory is still 202.9 MB. Free memory was 181.6 MB in the beginning and 164.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3854.16 ms. Allocated memory was 202.9 MB in the beginning and 245.9 MB in the end (delta: 43.0 MB). Free memory was 164.4 MB in the beginning and 144.1 MB in the end (delta: 20.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 8]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: (l / 4294967296 < (i + j + k + v1 + v2 + v3 + v4) / 4294967296 + 1 && i + j + k + v1 + v2 + v3 + v4 <= l) && l + 4294967296 * ((i + j + k + v1 + v2 + v3 + v4) / 4294967296) < i + j + k + v1 + v2 + v3 + v4 + 4294967296 * (l / 4294967296) + 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.5s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 24 SDtfs, 368 SDslu, 90 SDs, 0 SdLazy, 421 SolverSat, 124 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=46occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 11 PreInvPairs, 20 NumberOfFragments, 119 HoareAnnotationTreeSize, 11 FomulaSimplifications, 455 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 115 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 26 NumberOfCodeBlocks, 26 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 25 ConstructedInterpolants, 0 QuantifiedInterpolants, 8750 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...