/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 SequenceOfStatements --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=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/elevator_spec9_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 16:54:34,178 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 16:54:34,182 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 16:54:34,222 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 16:54:34,223 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 16:54:34,224 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 16:54:34,225 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 16:54:34,226 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 16:54:34,228 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 16:54:34,229 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 16:54:34,230 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 16:54:34,231 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 16:54:34,231 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 16:54:34,232 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 16:54:34,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 16:54:34,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 16:54:34,235 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 16:54:34,236 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 16:54:34,237 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 16:54:34,239 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 16:54:34,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 16:54:34,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 16:54:34,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 16:54:34,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 16:54:34,245 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 16:54:34,246 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 16:54:34,246 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 16:54:34,247 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 16:54:34,247 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 16:54:34,248 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 16:54:34,248 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 16:54:34,249 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 16:54:34,249 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 16:54:34,250 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 16:54:34,251 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 16:54:34,251 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 16:54:34,252 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 16:54:34,252 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 16:54:34,252 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 16:54:34,253 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 16:54:34,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 16:54:34,255 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 [2020-10-12 16:54:34,276 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 16:54:34,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 16:54:34,277 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 16:54:34,277 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 16:54:34,277 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 16:54:34,278 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 16:54:34,278 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 16:54:34,278 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 16:54:34,278 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 16:54:34,278 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 16:54:34,279 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 16:54:34,279 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 16:54:34,279 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 16:54:34,279 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 16:54:34,279 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 16:54:34,279 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 16:54:34,280 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 16:54:34,280 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 16:54:34,280 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 16:54:34,280 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 16:54:34,280 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 16:54:34,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:54:34,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 16:54:34,281 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 16:54:34,281 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 16:54:34,281 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 16:54:34,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 16:54:34,282 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 16:54:34,282 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 16:54:34,282 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 -> SequenceOfStatements 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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 16:54:34,572 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 16:54:34,584 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 16:54:34,587 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 16:54:34,589 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 16:54:34,589 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 16:54:34,590 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec9_product25.cil.c [2020-10-12 16:54:34,663 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f9d3520b9/ca53e35ba3a4402a96a4fd2e0388d86e/FLAGd75eac2f1 [2020-10-12 16:54:35,286 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 16:54:35,287 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec9_product25.cil.c [2020-10-12 16:54:35,317 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f9d3520b9/ca53e35ba3a4402a96a4fd2e0388d86e/FLAGd75eac2f1 [2020-10-12 16:54:35,491 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f9d3520b9/ca53e35ba3a4402a96a4fd2e0388d86e [2020-10-12 16:54:35,503 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 16:54:35,505 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 16:54:35,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 16:54:35,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 16:54:35,511 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 16:54:35,512 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:54:35" (1/1) ... [2020-10-12 16:54:35,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6266eb80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:54:35, skipping insertion in model container [2020-10-12 16:54:35,516 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:54:35" (1/1) ... [2020-10-12 16:54:35,525 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 16:54:35,608 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 16:54:36,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:54:36,324 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 16:54:36,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:54:36,539 INFO L208 MainTranslator]: Completed translation [2020-10-12 16:54:36,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:54:36 WrapperNode [2020-10-12 16:54:36,541 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 16:54:36,541 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 16:54:36,541 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 16:54:36,542 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 16:54:36,556 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:54:36" (1/1) ... [2020-10-12 16:54:36,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:54:36" (1/1) ... [2020-10-12 16:54:36,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:54:36" (1/1) ... [2020-10-12 16:54:36,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:54:36" (1/1) ... [2020-10-12 16:54:36,667 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:54:36" (1/1) ... [2020-10-12 16:54:36,710 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:54:36" (1/1) ... [2020-10-12 16:54:36,730 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:54:36" (1/1) ... [2020-10-12 16:54:36,760 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 16:54:36,761 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 16:54:36,761 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 16:54:36,761 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 16:54:36,765 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:54:36" (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 [2020-10-12 16:54:36,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 16:54:36,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 16:54:36,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 16:54:36,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__1 [2020-10-12 16:54:36,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__2 [2020-10-12 16:54:36,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__3 [2020-10-12 16:54:36,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__4 [2020-10-12 16:54:36,833 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-12 16:54:36,834 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-12 16:54:36,834 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-12 16:54:36,834 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-12 16:54:36,835 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-12 16:54:36,835 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 16:54:36,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 16:54:36,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 16:54:36,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 16:54:36,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 16:54:36,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 16:54:36,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 16:54:36,836 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-12 16:54:36,836 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-12 16:54:36,837 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-12 16:54:36,837 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-12 16:54:36,837 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-12 16:54:36,837 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-12 16:54:36,838 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-12 16:54:36,838 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-12 16:54:36,838 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 16:54:36,838 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-12 16:54:36,839 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-12 16:54:36,839 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-12 16:54:36,839 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 16:54:36,839 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-12 16:54:36,839 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 16:54:36,840 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 16:54:36,840 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 16:54:36,840 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 16:54:36,840 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-12 16:54:36,840 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-12 16:54:36,840 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-12 16:54:36,841 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-12 16:54:36,841 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-12 16:54:36,841 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-12 16:54:36,841 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-12 16:54:36,841 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-12 16:54:36,841 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 16:54:36,842 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 16:54:36,842 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 16:54:36,842 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 16:54:36,842 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-12 16:54:36,842 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-12 16:54:36,843 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-12 16:54:36,843 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-12 16:54:36,843 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-12 16:54:36,843 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-12 16:54:36,843 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-12 16:54:36,844 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-12 16:54:36,844 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-12 16:54:36,844 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-12 16:54:36,844 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-12 16:54:36,844 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-12 16:54:36,844 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-12 16:54:36,845 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-12 16:54:36,845 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-12 16:54:36,845 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-12 16:54:36,845 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-12 16:54:36,845 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-12 16:54:36,846 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-12 16:54:36,846 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-12 16:54:36,846 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-12 16:54:36,846 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-12 16:54:36,846 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-12 16:54:36,847 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 16:54:36,847 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-12 16:54:36,847 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-12 16:54:36,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 16:54:36,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 16:54:36,848 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 16:54:36,848 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-12 16:54:36,848 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-12 16:54:36,848 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-12 16:54:36,848 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__1 [2020-10-12 16:54:36,849 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__2 [2020-10-12 16:54:36,849 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__3 [2020-10-12 16:54:36,849 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__4 [2020-10-12 16:54:36,849 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-12 16:54:36,849 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-12 16:54:36,849 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-12 16:54:36,850 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-12 16:54:36,850 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 16:54:36,850 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-12 16:54:36,850 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-12 16:54:36,850 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-12 16:54:36,851 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-12 16:54:36,851 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-12 16:54:36,851 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-12 16:54:36,851 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-12 16:54:36,851 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 16:54:36,851 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 16:54:36,852 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 16:54:36,852 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 16:54:36,852 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 16:54:36,852 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 16:54:36,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 16:54:36,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 16:54:36,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 16:54:36,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 16:54:36,853 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 16:54:36,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 16:54:36,853 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 16:54:36,853 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 16:54:36,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 16:54:36,854 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 16:54:36,854 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 16:54:36,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 16:54:36,854 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 16:54:36,854 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-12 16:54:36,855 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-12 16:54:36,855 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-12 16:54:36,855 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-12 16:54:36,855 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-12 16:54:36,855 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-12 16:54:36,856 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-12 16:54:36,856 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-12 16:54:36,856 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-12 16:54:36,856 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-12 16:54:36,856 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-12 16:54:36,856 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-12 16:54:36,857 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 16:54:36,857 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-12 16:54:36,857 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 16:54:36,857 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 16:54:36,857 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 16:54:36,858 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 16:54:36,858 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 16:54:36,858 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 16:54:36,858 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-12 16:54:36,858 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-12 16:54:36,859 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-12 16:54:36,859 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-12 16:54:36,859 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-12 16:54:36,859 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-12 16:54:36,859 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-12 16:54:36,860 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 16:54:36,860 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 16:54:36,860 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-12 16:54:36,860 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-12 16:54:36,860 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-12 16:54:36,860 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-12 16:54:36,861 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-12 16:54:36,861 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-12 16:54:36,861 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-12 16:54:36,861 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-12 16:54:36,861 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-12 16:54:36,862 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-12 16:54:36,862 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-12 16:54:36,862 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-12 16:54:36,862 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-12 16:54:36,862 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-12 16:54:36,862 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-12 16:54:36,863 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-12 16:54:36,863 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-12 16:54:36,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 16:54:36,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 16:54:36,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 16:54:39,093 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 16:54:39,094 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-12 16:54:39,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:54:39 BoogieIcfgContainer [2020-10-12 16:54:39,103 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 16:54:39,104 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 16:54:39,104 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 16:54:39,108 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 16:54:39,108 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 04:54:35" (1/3) ... [2020-10-12 16:54:39,109 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5515ce4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:54:39, skipping insertion in model container [2020-10-12 16:54:39,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:54:36" (2/3) ... [2020-10-12 16:54:39,109 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5515ce4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:54:39, skipping insertion in model container [2020-10-12 16:54:39,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:54:39" (3/3) ... [2020-10-12 16:54:39,111 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec9_product25.cil.c [2020-10-12 16:54:39,121 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 16:54:39,130 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 16:54:39,144 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 16:54:39,170 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 16:54:39,170 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 16:54:39,171 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 16:54:39,171 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 16:54:39,171 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 16:54:39,171 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 16:54:39,171 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 16:54:39,171 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 16:54:39,215 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states. [2020-10-12 16:54:39,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-10-12 16:54:39,245 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:54:39,246 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, 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, 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, 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, 1, 1, 1, 1, 1] [2020-10-12 16:54:39,247 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:54:39,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:54:39,254 INFO L82 PathProgramCache]: Analyzing trace with hash -1728086077, now seen corresponding path program 1 times [2020-10-12 16:54:39,263 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:54:39,264 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1472932653] [2020-10-12 16:54:39,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:54:39,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:40,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:40,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:40,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:40,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:40,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:42,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:44,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:44,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-12 16:54:44,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:54:44,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-10-12 16:54:44,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:44,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-12 16:54:44,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:54:44,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-12 16:54:44,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 16:54:45,938 WARN L193 SmtUtils]: Spent 948.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:54:45,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:54:45,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:45,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:46,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:46,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:54:46,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:46,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 138 [2020-10-12 16:54:46,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:46,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:54:46,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:46,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:54:46,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:46,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:54:46,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:46,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:46,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:46,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:54:46,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:46,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:54:46,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:46,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:54:46,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:46,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:54:46,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:46,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:54:46,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:46,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:46,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:46,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:54:46,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:46,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:54:46,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:46,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:54:46,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:46,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:54:46,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:46,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:54:46,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:46,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:46,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:46,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:54:46,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:46,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:54:46,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:46,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:54:46,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:46,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:54:46,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:46,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:54:46,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:46,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:46,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:46,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:54:46,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:46,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:54:46,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:46,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:54:46,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:46,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:54:46,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:46,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:54:46,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:46,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:46,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:46,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:54:46,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:46,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:54:46,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:46,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:54:46,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:46,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:54:46,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:46,394 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-12 16:54:46,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:54:46,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:46,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:46,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:46,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:46,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:47,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:48,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:48,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:51,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:51,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-12 16:54:51,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 16:54:51,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-12 16:54:51,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:51,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:54:51,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-12 16:54:51,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:54:51,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:51,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:54:51,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:51,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:51,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:51,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:51,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:52,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:52,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:54:52,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:54:52,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 708 [2020-10-12 16:54:52,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:52,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:54:52,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:54:52,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:54:52,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:52,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:54:52,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:52,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:52,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:52,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:52,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:54:52,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:54:52,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:54:52,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:52,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:54:52,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:52,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:54:52,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:52,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:54:52,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:52,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:52,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:52,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:52,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:52,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:54:52,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:54:52,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 142 [2020-10-12 16:54:52,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:52,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:54:52,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:54:52,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:54:52,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:54:52,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:54:52,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:52,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:52,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:52,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:54:52,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:52,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 16:54:52,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:52,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:54:52,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:52,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:54:52,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:54:52,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 16:54:52,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:52,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:52,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:52,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:53,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:53,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:54,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:54,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-12 16:54:54,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:54:54,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1532 [2020-10-12 16:54:54,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:54,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:54:54,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-12 16:54:54,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:54:54,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:54:54,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:54:54,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:54,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:54,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:54,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:55,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:55,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 67 [2020-10-12 16:54:55,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:54:55,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 892 [2020-10-12 16:54:55,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:55,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:54:55,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 16:54:55,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:54:55,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:54:55,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:54:55,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:55,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:55,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:55,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:54:55,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:55,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:54:55,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:55,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:54:55,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:55,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:54:55,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:54:55,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:54:55,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:55,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:55,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:55,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:54:55,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:55,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:54:55,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:55,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:54:55,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:55,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:54:55,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:54:55,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 16:54:55,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:55,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:55,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:55,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:54:55,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:55,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:54:55,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:55,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:54:55,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:55,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:54:55,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:54:55,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:54:55,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:55,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:55,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:55,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:54:55,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:55,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:54:55,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:55,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:54:55,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:54:55,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:54:55,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:54:55,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 16:54:55,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:55,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:55,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:55,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:55,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-12 16:54:55,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:54:55,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-12 16:54:55,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:55,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:54:55,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-12 16:54:55,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:54:55,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:54:55,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:54:55,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:55,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:55,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:55,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:54:55,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:55,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:54:55,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:55,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:54:55,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:55,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:54:55,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 16:54:55,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:54:55,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:54:55,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:54:55,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:54:55,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:54:55,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:54:55,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 16:54:55,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:54:55,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:54:55,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:54:55,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:54:55,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:54:55,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 16:54:55,748 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1472932653] [2020-10-12 16:54:55,750 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:54:55,750 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2020-10-12 16:54:55,751 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245590298] [2020-10-12 16:54:55,758 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-12 16:54:55,758 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:54:55,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-12 16:54:55,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=411, Unknown=0, NotChecked=0, Total=462 [2020-10-12 16:54:55,777 INFO L87 Difference]: Start difference. First operand 749 states. Second operand 22 states. [2020-10-12 16:54:57,730 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:54:59,206 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:55:00,067 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:55:00,893 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:55:01,758 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:55:02,618 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:55:03,587 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:55:04,495 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-12 16:55:05,315 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:55:07,531 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:55:08,724 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:55:09,142 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-12 16:55:09,911 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:55:10,238 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-12 16:55:11,047 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:55:16,945 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:55:17,908 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:55:18,883 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:55:19,696 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:55:25,014 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:55:25,777 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:55:26,123 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-12 16:55:27,606 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:55:28,531 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:55:29,400 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:55:29,589 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-12 16:55:30,397 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-12 16:55:30,554 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-12 16:55:36,558 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:55:36,759 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:56:13,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:56:13,690 INFO L93 Difference]: Finished difference Result 2652 states and 4943 transitions. [2020-10-12 16:56:13,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2020-10-12 16:56:13,693 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 109 [2020-10-12 16:56:13,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:56:13,759 INFO L225 Difference]: With dead ends: 2652 [2020-10-12 16:56:13,759 INFO L226 Difference]: Without dead ends: 2076 [2020-10-12 16:56:13,777 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1920 ImplicationChecksByTransitivity, 20.8s TimeCoverageRelationStatistics Valid=1046, Invalid=5116, Unknown=0, NotChecked=0, Total=6162 [2020-10-12 16:56:13,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2076 states. [2020-10-12 16:56:14,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2076 to 1091. [2020-10-12 16:56:14,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1091 states. [2020-10-12 16:56:14,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 1091 states and 1762 transitions. [2020-10-12 16:56:14,350 INFO L78 Accepts]: Start accepts. Automaton has 1091 states and 1762 transitions. Word has length 109 [2020-10-12 16:56:14,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:56:14,351 INFO L479 AbstractCegarLoop]: Abstraction has 1091 states and 1762 transitions. [2020-10-12 16:56:14,351 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-12 16:56:14,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 1762 transitions. [2020-10-12 16:56:14,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-10-12 16:56:14,369 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:56:14,369 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:56:14,370 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 16:56:14,370 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:56:14,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:56:14,370 INFO L82 PathProgramCache]: Analyzing trace with hash 1498738353, now seen corresponding path program 1 times [2020-10-12 16:56:14,371 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:56:14,371 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1932409797] [2020-10-12 16:56:14,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:56:14,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:14,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:14,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:14,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:14,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:15,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:16,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:16,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:16,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:17,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:18,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:19,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:19,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-10-12 16:56:19,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-12 16:56:19,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-12 16:56:19,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:19,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-12 16:56:19,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:56:19,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 103 [2020-10-12 16:56:19,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:20,235 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:56:20,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:56:20,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:20,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:20,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:20,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:56:20,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:20,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-12 16:56:20,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:20,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:56:20,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:20,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:56:20,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:20,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:56:20,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:20,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:20,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:20,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:56:20,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:20,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:56:20,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:20,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:56:20,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:20,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:56:20,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:20,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:56:20,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:20,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:20,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:20,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:56:20,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:20,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:56:20,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:20,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:56:20,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:20,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:56:20,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:20,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:56:20,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:20,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:20,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:20,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:56:20,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:20,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:56:20,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:20,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:56:20,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:20,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:56:20,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:20,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:56:20,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:20,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:20,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:20,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:56:20,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:20,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:56:20,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:20,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:56:20,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:20,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:56:20,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:20,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:56:20,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:20,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:20,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:20,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:56:20,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:20,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:56:20,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:20,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:56:20,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:20,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:56:20,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:20,588 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-12 16:56:20,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:56:20,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:20,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:20,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:20,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:20,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:20,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:20,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:20,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:21,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:23,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:23,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:25,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:25,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 124 [2020-10-12 16:56:25,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-12 16:56:25,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-12 16:56:25,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:25,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:56:25,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 16:56:25,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:56:25,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:25,784 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-12 16:56:25,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:56:25,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:25,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:25,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:25,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:25,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:26,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:26,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:56:26,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:56:26,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 303 [2020-10-12 16:56:26,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:26,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:56:26,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:56:26,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:56:26,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:26,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:56:26,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:26,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:26,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:26,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:26,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:56:26,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:56:26,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:56:26,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:26,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:56:26,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:26,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:56:26,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:26,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 16:56:26,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:26,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:26,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:26,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:26,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:26,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:56:26,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:56:26,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-12 16:56:26,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:26,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:56:26,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:56:26,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:56:26,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:26,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:56:26,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:26,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:26,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:26,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:56:26,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:26,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:56:26,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:26,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:56:26,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:26,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:56:26,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:26,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:56:26,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:26,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:26,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:26,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:26,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:26,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:26,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:27,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:28,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:28,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-12 16:56:28,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 16:56:28,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1715 [2020-10-12 16:56:28,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:28,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:56:28,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 16:56:28,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 16:56:28,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:28,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:56:28,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:28,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:28,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:28,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:28,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:28,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:28,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:29,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:29,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-12 16:56:29,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:56:29,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1510 [2020-10-12 16:56:29,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:29,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:56:29,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 16:56:29,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:56:29,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:56:29,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:56:29,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:29,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:29,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:29,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:56:29,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:29,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:56:29,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:29,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:56:29,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:29,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:56:29,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:56:29,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:56:29,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:29,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:29,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:29,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:56:29,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:29,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:56:29,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:29,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:56:29,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:29,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:56:29,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:56:29,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 16:56:29,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:29,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:29,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:29,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:29,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:29,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 16:56:29,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:56:29,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 16:56:29,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:29,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:56:29,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:29,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:56:29,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:56:29,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-12 16:56:29,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:29,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:29,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:29,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:56:29,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:29,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:56:29,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:29,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:56:29,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:56:29,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 16:56:29,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:56:29,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 16:56:29,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:29,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:29,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:29,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 16:56:29,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:29,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 16:56:29,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:29,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:56:29,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-12 16:56:29,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:56:29,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:56:29,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:56:29,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:29,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:29,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:29,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:56:29,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:29,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:56:29,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:29,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:56:29,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:29,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:56:29,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:56:29,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:56:29,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:29,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:29,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:29,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:56:29,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:29,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:56:29,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:29,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:56:29,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:29,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:56:29,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:56:29,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 16:56:29,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:56:29,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:56:29,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:56:29,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:56:29,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:56:29,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 16:56:29,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:56:29,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 16:56:29,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:56:29,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 16:56:29,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:56:29,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 16:56:29,954 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1932409797] [2020-10-12 16:56:29,954 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:56:29,955 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-10-12 16:56:29,955 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595584733] [2020-10-12 16:56:29,957 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-12 16:56:29,957 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:56:29,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-12 16:56:29,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2020-10-12 16:56:29,958 INFO L87 Difference]: Start difference. First operand 1091 states and 1762 transitions. Second operand 19 states. [2020-10-12 16:56:31,479 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:56:32,741 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:56:33,577 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:56:34,376 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:56:35,141 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:56:35,954 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:56:36,843 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:56:37,712 WARN L193 SmtUtils]: Spent 745.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:56:38,461 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:56:40,050 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:56:41,143 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:56:41,879 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:56:42,284 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-12 16:56:43,043 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-12 16:56:44,358 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-12 16:56:44,861 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-12 16:56:45,637 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:56:45,797 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:56:47,348 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-12 16:56:47,739 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-12 16:56:48,105 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-12 16:56:48,548 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-12 16:56:50,288 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-12 16:56:51,707 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-12 16:56:53,838 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-12 16:56:54,639 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:57:00,110 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:57:01,039 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:57:01,373 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:57:01,877 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:57:21,249 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-12 16:57:22,645 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-12 16:57:29,211 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-12 16:57:29,887 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-12 16:58:16,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 16:58:16,951 INFO L93 Difference]: Finished difference Result 5348 states and 10071 transitions. [2020-10-12 16:58:16,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2020-10-12 16:58:16,952 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 122 [2020-10-12 16:58:16,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 16:58:16,996 INFO L225 Difference]: With dead ends: 5348 [2020-10-12 16:58:16,996 INFO L226 Difference]: Without dead ends: 4356 [2020-10-12 16:58:17,011 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4595 ImplicationChecksByTransitivity, 17.4s TimeCoverageRelationStatistics Valid=1651, Invalid=10781, Unknown=0, NotChecked=0, Total=12432 [2020-10-12 16:58:17,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4356 states. [2020-10-12 16:58:17,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4356 to 2110. [2020-10-12 16:58:17,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2110 states. [2020-10-12 16:58:17,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 2110 states and 3400 transitions. [2020-10-12 16:58:17,737 INFO L78 Accepts]: Start accepts. Automaton has 2110 states and 3400 transitions. Word has length 122 [2020-10-12 16:58:17,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 16:58:17,738 INFO L479 AbstractCegarLoop]: Abstraction has 2110 states and 3400 transitions. [2020-10-12 16:58:17,738 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-12 16:58:17,738 INFO L276 IsEmpty]: Start isEmpty. Operand 2110 states and 3400 transitions. [2020-10-12 16:58:17,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-10-12 16:58:17,744 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:58:17,744 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:58:17,745 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 16:58:17,745 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:58:17,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:58:17,745 INFO L82 PathProgramCache]: Analyzing trace with hash -2077017017, now seen corresponding path program 1 times [2020-10-12 16:58:17,745 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:58:17,746 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [265476987] [2020-10-12 16:58:17,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:58:17,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:58:17,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:17,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:17,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:18,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:58:18,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking...