/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/trex04.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 00:04:14,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 00:04:14,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 00:04:14,944 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 00:04:14,945 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 00:04:14,955 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 00:04:14,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 00:04:14,960 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 00:04:14,963 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 00:04:14,967 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 00:04:14,968 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 00:04:14,969 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 00:04:14,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 00:04:14,972 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 00:04:14,975 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 00:04:14,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 00:04:14,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 00:04:14,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 00:04:14,982 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 00:04:14,992 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 00:04:14,994 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 00:04:14,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 00:04:14,997 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 00:04:14,998 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 00:04:15,001 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 00:04:15,002 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 00:04:15,002 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 00:04:15,006 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 00:04:15,006 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 00:04:15,008 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 00:04:15,008 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 00:04:15,009 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 00:04:15,010 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 00:04:15,011 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 00:04:15,012 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 00:04:15,013 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 00:04:15,014 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 00:04:15,014 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 00:04:15,014 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 00:04:15,015 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 00:04:15,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 00:04:15,018 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 00:04:15,064 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 00:04:15,064 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 00:04:15,067 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 00:04:15,067 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 00:04:15,067 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 00:04:15,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 00:04:15,068 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 00:04:15,068 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 00:04:15,068 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 00:04:15,068 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 00:04:15,069 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 00:04:15,070 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 00:04:15,070 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 00:04:15,070 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 00:04:15,071 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 00:04:15,071 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 00:04:15,071 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 00:04:15,071 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 00:04:15,071 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 00:04:15,072 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 00:04:15,072 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 00:04:15,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 00:04:15,072 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 00:04:15,072 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 00:04:15,073 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 00:04:15,073 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 00:04:15,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 00:04:15,073 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 00:04:15,073 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 00:04:15,074 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 00:04:15,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 00:04:15,641 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 00:04:15,647 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 00:04:15,650 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 00:04:15,650 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 00:04:15,652 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/trex04.c [2020-09-25 00:04:15,745 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b201b34b8/560fc759fac5439ebcd65172c533d8c0/FLAG96fa102c2 [2020-09-25 00:04:16,300 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 00:04:16,301 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/loops/trex04.c [2020-09-25 00:04:16,310 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b201b34b8/560fc759fac5439ebcd65172c533d8c0/FLAG96fa102c2 [2020-09-25 00:04:16,630 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b201b34b8/560fc759fac5439ebcd65172c533d8c0 [2020-09-25 00:04:16,645 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 00:04:16,651 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 00:04:16,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 00:04:16,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 00:04:16,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 00:04:16,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:04:16" (1/1) ... [2020-09-25 00:04:16,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@738c85d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:04:16, skipping insertion in model container [2020-09-25 00:04:16,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:04:16" (1/1) ... [2020-09-25 00:04:16,673 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 00:04:16,699 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 00:04:16,913 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 00:04:16,919 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 00:04:16,941 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 00:04:16,957 INFO L208 MainTranslator]: Completed translation [2020-09-25 00:04:16,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:04:16 WrapperNode [2020-09-25 00:04:16,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 00:04:16,959 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 00:04:16,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 00:04:16,959 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 00:04:16,972 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:04:16" (1/1) ... [2020-09-25 00:04:16,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:04:16" (1/1) ... [2020-09-25 00:04:17,061 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:04:16" (1/1) ... [2020-09-25 00:04:17,062 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:04:16" (1/1) ... [2020-09-25 00:04:17,067 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:04:16" (1/1) ... [2020-09-25 00:04:17,074 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:04:16" (1/1) ... [2020-09-25 00:04:17,075 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:04:16" (1/1) ... [2020-09-25 00:04:17,078 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 00:04:17,078 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 00:04:17,078 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 00:04:17,079 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 00:04:17,080 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:04:16" (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 00:04:17,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 00:04:17,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 00:04:17,171 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-09-25 00:04:17,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-09-25 00:04:17,172 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2020-09-25 00:04:17,172 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 00:04:17,172 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 00:04:17,172 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-09-25 00:04:17,173 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-09-25 00:04:17,173 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-09-25 00:04:17,173 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-09-25 00:04:17,174 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 00:04:17,174 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2020-09-25 00:04:17,174 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 00:04:17,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 00:04:17,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 00:04:17,476 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 00:04:17,477 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-09-25 00:04:17,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:04:17 BoogieIcfgContainer [2020-09-25 00:04:17,483 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 00:04:17,485 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 00:04:17,485 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 00:04:17,490 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 00:04:17,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 12:04:16" (1/3) ... [2020-09-25 00:04:17,491 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d8fde79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 12:04:17, skipping insertion in model container [2020-09-25 00:04:17,491 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:04:16" (2/3) ... [2020-09-25 00:04:17,492 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d8fde79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 12:04:17, skipping insertion in model container [2020-09-25 00:04:17,492 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:04:17" (3/3) ... [2020-09-25 00:04:17,494 INFO L109 eAbstractionObserver]: Analyzing ICFG trex04.c [2020-09-25 00:04:17,509 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 00:04:17,519 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 00:04:17,543 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 00:04:17,577 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 00:04:17,577 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 00:04:17,577 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 00:04:17,577 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 00:04:17,577 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 00:04:17,578 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 00:04:17,578 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 00:04:17,578 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 00:04:17,605 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states. [2020-09-25 00:04:17,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-09-25 00:04:17,613 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 00:04:17,615 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 00:04:17,615 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 00:04:17,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 00:04:17,624 INFO L82 PathProgramCache]: Analyzing trace with hash 179527167, now seen corresponding path program 1 times [2020-09-25 00:04:17,634 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 00:04:17,635 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1838110226] [2020-09-25 00:04:17,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 00:04:17,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:04:17,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:04:18,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:04:18,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-09-25 00:04:18,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:04:18,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 263 [2020-09-25 00:04:18,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:04:18,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-25 00:04:18,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-09-25 00:04:18,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-25 00:04:18,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-25 00:04:18,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 00:04:18,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 00:04:18,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 00:04:18,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 00:04:18,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 00:04:18,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 00:04:18,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 00:04:18,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-09-25 00:04:18,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 00:04:18,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 00:04:18,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 00:04:18,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 00:04:18,160 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 00:04:18,161 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1838110226] [2020-09-25 00:04:18,163 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 00:04:18,163 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-25 00:04:18,164 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795053274] [2020-09-25 00:04:18,174 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-25 00:04:18,175 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 00:04:18,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-25 00:04:18,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-09-25 00:04:18,196 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 5 states. [2020-09-25 00:04:18,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 00:04:18,299 INFO L93 Difference]: Finished difference Result 66 states and 77 transitions. [2020-09-25 00:04:18,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-25 00:04:18,302 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-09-25 00:04:18,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 00:04:18,311 INFO L225 Difference]: With dead ends: 66 [2020-09-25 00:04:18,311 INFO L226 Difference]: Without dead ends: 0 [2020-09-25 00:04:18,316 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-09-25 00:04:18,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-25 00:04:18,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-25 00:04:18,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-25 00:04:18,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-25 00:04:18,350 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2020-09-25 00:04:18,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 00:04:18,351 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-25 00:04:18,351 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-25 00:04:18,351 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-25 00:04:18,351 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-25 00:04:18,352 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 00:04:18,355 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-25 00:04:18,393 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-09-25 00:04:18,393 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-25 00:04:18,393 INFO L268 CegarLoopResult]: For program point fooEXIT(lines 16 23) no Hoare annotation was computed. [2020-09-25 00:04:18,394 INFO L268 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2020-09-25 00:04:18,394 INFO L271 CegarLoopResult]: At program point fooENTRY(lines 16 23) the Hoare annotation is: true [2020-09-25 00:04:18,394 INFO L268 CegarLoopResult]: For program point L21(line 21) no Hoare annotation was computed. [2020-09-25 00:04:18,394 INFO L268 CegarLoopResult]: For program point L20(line 20) no Hoare annotation was computed. [2020-09-25 00:04:18,394 INFO L268 CegarLoopResult]: For program point L21-1(line 21) no Hoare annotation was computed. [2020-09-25 00:04:18,395 INFO L268 CegarLoopResult]: For program point L19(line 19) no Hoare annotation was computed. [2020-09-25 00:04:18,395 INFO L268 CegarLoopResult]: For program point L20-1(line 20) no Hoare annotation was computed. [2020-09-25 00:04:18,395 INFO L268 CegarLoopResult]: For program point L21-2(line 21) no Hoare annotation was computed. [2020-09-25 00:04:18,395 INFO L268 CegarLoopResult]: For program point L19-1(line 19) no Hoare annotation was computed. [2020-09-25 00:04:18,396 INFO L268 CegarLoopResult]: For program point L20-2(line 20) no Hoare annotation was computed. [2020-09-25 00:04:18,396 INFO L268 CegarLoopResult]: For program point L19-2(line 19) no Hoare annotation was computed. [2020-09-25 00:04:18,396 INFO L268 CegarLoopResult]: For program point L20-3(line 20) no Hoare annotation was computed. [2020-09-25 00:04:18,396 INFO L268 CegarLoopResult]: For program point L21-4(lines 16 23) no Hoare annotation was computed. [2020-09-25 00:04:18,396 INFO L268 CegarLoopResult]: For program point L19-3(line 19) no Hoare annotation was computed. [2020-09-25 00:04:18,397 INFO L268 CegarLoopResult]: For program point L20-5(lines 17 23) no Hoare annotation was computed. [2020-09-25 00:04:18,397 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-25 00:04:18,397 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-09-25 00:04:18,397 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-25 00:04:18,397 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-25 00:04:18,398 INFO L268 CegarLoopResult]: For program point L4-3(lines 3 5) no Hoare annotation was computed. [2020-09-25 00:04:18,398 INFO L268 CegarLoopResult]: For program point assume_abort_if_notENTRY(lines 3 5) no Hoare annotation was computed. [2020-09-25 00:04:18,398 INFO L268 CegarLoopResult]: For program point L4(line 4) no Hoare annotation was computed. [2020-09-25 00:04:18,398 INFO L268 CegarLoopResult]: For program point L4-1(line 4) no Hoare annotation was computed. [2020-09-25 00:04:18,398 INFO L268 CegarLoopResult]: For program point assume_abort_if_notEXIT(lines 3 5) no Hoare annotation was computed. [2020-09-25 00:04:18,399 INFO L268 CegarLoopResult]: For program point L35-2(line 35) no Hoare annotation was computed. [2020-09-25 00:04:18,399 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 25 46) no Hoare annotation was computed. [2020-09-25 00:04:18,399 INFO L268 CegarLoopResult]: For program point L40-1(lines 26 46) no Hoare annotation was computed. [2020-09-25 00:04:18,399 INFO L264 CegarLoopResult]: At program point L40-2(lines 40 43) the Hoare annotation is: (<= main_~x~0 0) [2020-09-25 00:04:18,400 INFO L268 CegarLoopResult]: For program point L32(line 32) no Hoare annotation was computed. [2020-09-25 00:04:18,400 INFO L268 CegarLoopResult]: For program point L32-1(line 32) no Hoare annotation was computed. [2020-09-25 00:04:18,400 INFO L268 CegarLoopResult]: For program point L32-3(lines 26 46) no Hoare annotation was computed. [2020-09-25 00:04:18,400 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-09-25 00:04:18,400 INFO L268 CegarLoopResult]: For program point L28-1(line 28) no Hoare annotation was computed. [2020-09-25 00:04:18,401 INFO L268 CegarLoopResult]: For program point L28-2(line 28) no Hoare annotation was computed. [2020-09-25 00:04:18,401 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-09-25 00:04:18,401 INFO L271 CegarLoopResult]: At program point L37-1(line 37) the Hoare annotation is: true [2020-09-25 00:04:18,401 INFO L268 CegarLoopResult]: For program point L37-3(lines 26 46) no Hoare annotation was computed. [2020-09-25 00:04:18,402 INFO L271 CegarLoopResult]: At program point L33(line 33) the Hoare annotation is: true [2020-09-25 00:04:18,402 INFO L268 CegarLoopResult]: For program point L33-2(line 33) no Hoare annotation was computed. [2020-09-25 00:04:18,402 INFO L268 CegarLoopResult]: For program point L29(line 29) no Hoare annotation was computed. [2020-09-25 00:04:18,402 INFO L268 CegarLoopResult]: For program point L29-1(line 29) no Hoare annotation was computed. [2020-09-25 00:04:18,402 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 25 46) no Hoare annotation was computed. [2020-09-25 00:04:18,403 INFO L268 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-09-25 00:04:18,403 INFO L268 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-09-25 00:04:18,403 INFO L268 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-09-25 00:04:18,403 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 25 46) the Hoare annotation is: true [2020-09-25 00:04:18,403 INFO L268 CegarLoopResult]: For program point L30-1(line 30) no Hoare annotation was computed. [2020-09-25 00:04:18,403 INFO L268 CegarLoopResult]: For program point L30-2(line 30) no Hoare annotation was computed. [2020-09-25 00:04:18,404 INFO L268 CegarLoopResult]: For program point L30-3(line 30) no Hoare annotation was computed. [2020-09-25 00:04:18,404 INFO L268 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-09-25 00:04:18,404 INFO L268 CegarLoopResult]: For program point L35-1(line 35) no Hoare annotation was computed. [2020-09-25 00:04:18,404 INFO L271 CegarLoopResult]: At program point __VERIFIER_assertENTRY(lines 7 12) the Hoare annotation is: true [2020-09-25 00:04:18,404 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertEXIT(lines 7 12) no Hoare annotation was computed. [2020-09-25 00:04:18,405 INFO L268 CegarLoopResult]: For program point L9(line 9) no Hoare annotation was computed. [2020-09-25 00:04:18,405 INFO L268 CegarLoopResult]: For program point L8(lines 8 10) no Hoare annotation was computed. [2020-09-25 00:04:18,405 INFO L268 CegarLoopResult]: For program point L8-2(lines 7 12) no Hoare annotation was computed. [2020-09-25 00:04:18,405 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 9) no Hoare annotation was computed. [2020-09-25 00:04:18,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.09 12:04:18 BoogieIcfgContainer [2020-09-25 00:04:18,414 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-25 00:04:18,418 INFO L168 Benchmark]: Toolchain (without parser) took 1769.48 ms. Allocated memory was 144.7 MB in the beginning and 201.3 MB in the end (delta: 56.6 MB). Free memory was 103.5 MB in the beginning and 121.9 MB in the end (delta: -18.3 MB). Peak memory consumption was 38.3 MB. Max. memory is 7.1 GB. [2020-09-25 00:04:18,419 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 144.7 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-09-25 00:04:18,420 INFO L168 Benchmark]: CACSL2BoogieTranslator took 305.68 ms. Allocated memory is still 144.7 MB. Free memory was 102.9 MB in the beginning and 92.7 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2020-09-25 00:04:18,421 INFO L168 Benchmark]: Boogie Preprocessor took 119.26 ms. Allocated memory was 144.7 MB in the beginning and 201.3 MB in the end (delta: 56.6 MB). Free memory was 92.7 MB in the beginning and 179.5 MB in the end (delta: -86.8 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2020-09-25 00:04:18,422 INFO L168 Benchmark]: RCFGBuilder took 405.13 ms. Allocated memory is still 201.3 MB. Free memory was 179.5 MB in the beginning and 163.0 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. [2020-09-25 00:04:18,423 INFO L168 Benchmark]: TraceAbstraction took 929.28 ms. Allocated memory is still 201.3 MB. Free memory was 162.4 MB in the beginning and 121.9 MB in the end (delta: 40.5 MB). Peak memory consumption was 40.5 MB. Max. memory is 7.1 GB. [2020-09-25 00:04:18,427 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 144.7 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 305.68 ms. Allocated memory is still 144.7 MB. Free memory was 102.9 MB in the beginning and 92.7 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 119.26 ms. Allocated memory was 144.7 MB in the beginning and 201.3 MB in the end (delta: 56.6 MB). Free memory was 92.7 MB in the beginning and 179.5 MB in the end (delta: -86.8 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 405.13 ms. Allocated memory is still 201.3 MB. Free memory was 179.5 MB in the beginning and 163.0 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 929.28 ms. Allocated memory is still 201.3 MB. Free memory was 162.4 MB in the beginning and 121.9 MB in the end (delta: 40.5 MB). Peak memory consumption was 40.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 9]: 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 - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 60 SDtfs, 6 SDslu, 170 SDs, 0 SdLazy, 12 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=55occurred 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, 9 LocationsWithAnnotation, 11 PreInvPairs, 12 NumberOfFragments, 11 HoareAnnotationTreeSize, 11 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 9 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 26 NumberOfCodeBlocks, 26 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 25 ConstructedInterpolants, 0 QuantifiedInterpolants, 825 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...