/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.1 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product33.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 09:54:55,000 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 09:54:55,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 09:54:55,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 09:54:55,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 09:54:55,047 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 09:54:55,049 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 09:54:55,053 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 09:54:55,056 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 09:54:55,059 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 09:54:55,060 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 09:54:55,062 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 09:54:55,062 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 09:54:55,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 09:54:55,069 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 09:54:55,071 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 09:54:55,073 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 09:54:55,074 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 09:54:55,076 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 09:54:55,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 09:54:55,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 09:54:55,088 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 09:54:55,089 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 09:54:55,090 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 09:54:55,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 09:54:55,104 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 09:54:55,110 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 09:54:55,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 09:54:55,115 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 09:54:55,116 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 09:54:55,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 09:54:55,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 09:54:55,118 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 09:54:55,119 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 09:54:55,123 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 09:54:55,123 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 09:54:55,124 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 09:54:55,124 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 09:54:55,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 09:54:55,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 09:54:55,127 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 09:54:55,128 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-25 09:54:55,156 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 09:54:55,157 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 09:54:55,158 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 09:54:55,158 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 09:54:55,159 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 09:54:55,159 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 09:54:55,159 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 09:54:55,159 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 09:54:55,159 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 09:54:55,160 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 09:54:55,160 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 09:54:55,160 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 09:54:55,160 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 09:54:55,160 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 09:54:55,161 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 09:54:55,161 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 09:54:55,161 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 09:54:55,161 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 09:54:55,162 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 09:54:55,162 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 09:54:55,162 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 09:54:55,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 09:54:55,162 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 09:54:55,163 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 09:54:55,163 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 09:54:55,163 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 09:54:55,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 09:54:55,163 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 09:54:55,164 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 09:54:55,164 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.1;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.1;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.1;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.1;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.1;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.1;log-additional-information=true; [2020-09-25 09:54:55,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 09:54:55,676 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 09:54:55,681 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 09:54:55,683 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 09:54:55,683 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 09:54:55,685 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product33.cil.c [2020-09-25 09:54:55,771 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/49104098d/6eaeef399d2f446ab6a6ea25bd55b1e8/FLAG498edc5a7 [2020-09-25 09:54:56,430 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 09:54:56,432 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product33.cil.c [2020-09-25 09:54:56,452 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/49104098d/6eaeef399d2f446ab6a6ea25bd55b1e8/FLAG498edc5a7 [2020-09-25 09:54:56,681 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/49104098d/6eaeef399d2f446ab6a6ea25bd55b1e8 [2020-09-25 09:54:56,696 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 09:54:56,702 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 09:54:56,704 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 09:54:56,704 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 09:54:56,708 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 09:54:56,709 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 09:54:56" (1/1) ... [2020-09-25 09:54:56,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@770ea115 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:54:56, skipping insertion in model container [2020-09-25 09:54:56,714 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 09:54:56" (1/1) ... [2020-09-25 09:54:56,723 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 09:54:56,788 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 09:54:57,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 09:54:57,296 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 09:54:57,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 09:54:57,430 INFO L208 MainTranslator]: Completed translation [2020-09-25 09:54:57,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:54:57 WrapperNode [2020-09-25 09:54:57,431 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 09:54:57,432 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 09:54:57,432 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 09:54:57,432 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 09:54:57,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:54:57" (1/1) ... [2020-09-25 09:54:57,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:54:57" (1/1) ... [2020-09-25 09:54:57,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:54:57" (1/1) ... [2020-09-25 09:54:57,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:54:57" (1/1) ... [2020-09-25 09:54:57,504 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:54:57" (1/1) ... [2020-09-25 09:54:57,516 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:54:57" (1/1) ... [2020-09-25 09:54:57,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:54:57" (1/1) ... [2020-09-25 09:54:57,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 09:54:57,531 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 09:54:57,531 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 09:54:57,531 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 09:54:57,533 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:54:57" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 09:54:57,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 09:54:57,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 09:54:57,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-25 09:54:57,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-25 09:54:57,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-25 09:54:57,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-25 09:54:57,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-25 09:54:57,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-25 09:54:57,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-25 09:54:57,627 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-25 09:54:57,628 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-25 09:54:57,628 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-25 09:54:57,628 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-25 09:54:57,628 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-25 09:54:57,628 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-25 09:54:57,629 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-25 09:54:57,629 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-25 09:54:57,629 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-25 09:54:57,629 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-25 09:54:57,630 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-25 09:54:57,630 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-25 09:54:57,630 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-25 09:54:57,630 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-25 09:54:57,630 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-25 09:54:57,630 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-25 09:54:57,631 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-25 09:54:57,631 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-25 09:54:57,631 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 09:54:57,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-25 09:54:57,631 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-25 09:54:57,631 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-25 09:54:57,632 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-25 09:54:57,632 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-25 09:54:57,632 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-25 09:54:57,632 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-25 09:54:57,632 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-25 09:54:57,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-25 09:54:57,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-25 09:54:57,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-25 09:54:57,633 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 09:54:57,633 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 09:54:57,633 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-25 09:54:57,633 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-25 09:54:57,634 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 09:54:57,634 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 09:54:57,634 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-25 09:54:57,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 09:54:57,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 09:54:57,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 09:54:57,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 09:54:57,635 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-25 09:54:57,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 09:54:57,635 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-25 09:54:57,635 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-25 09:54:57,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 09:54:57,636 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-25 09:54:57,636 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-25 09:54:57,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 09:54:57,636 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-25 09:54:57,636 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-25 09:54:57,636 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-25 09:54:57,637 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-25 09:54:57,637 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-25 09:54:57,637 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-25 09:54:57,637 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-25 09:54:57,637 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-25 09:54:57,637 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-25 09:54:57,638 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-25 09:54:57,638 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-25 09:54:57,638 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-25 09:54:57,638 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-25 09:54:57,638 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-25 09:54:57,638 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-25 09:54:57,639 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-25 09:54:57,639 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-25 09:54:57,639 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-25 09:54:57,639 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-25 09:54:57,639 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-25 09:54:57,639 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-25 09:54:57,640 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-25 09:54:57,640 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-25 09:54:57,640 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-25 09:54:57,640 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-25 09:54:57,640 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-25 09:54:57,640 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-25 09:54:57,640 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-25 09:54:57,641 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 09:54:57,641 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-25 09:54:57,641 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-25 09:54:57,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 09:54:57,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 09:54:57,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 09:54:58,892 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 09:54:58,892 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-25 09:54:58,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 09:54:58 BoogieIcfgContainer [2020-09-25 09:54:58,903 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 09:54:58,905 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 09:54:58,905 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 09:54:58,909 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 09:54:58,909 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 09:54:56" (1/3) ... [2020-09-25 09:54:58,910 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@708a59ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 09:54:58, skipping insertion in model container [2020-09-25 09:54:58,910 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:54:57" (2/3) ... [2020-09-25 09:54:58,911 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@708a59ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 09:54:58, skipping insertion in model container [2020-09-25 09:54:58,911 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 09:54:58" (3/3) ... [2020-09-25 09:54:58,913 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product33.cil.c [2020-09-25 09:54:58,927 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 09:54:58,940 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 09:54:58,965 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 09:54:59,004 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 09:54:59,005 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 09:54:59,005 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 09:54:59,005 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 09:54:59,005 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 09:54:59,005 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 09:54:59,006 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 09:54:59,006 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 09:54:59,041 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states. [2020-09-25 09:54:59,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-25 09:54:59,061 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 09:54:59,063 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 09:54:59,064 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 09:54:59,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 09:54:59,073 INFO L82 PathProgramCache]: Analyzing trace with hash -1855283270, now seen corresponding path program 1 times [2020-09-25 09:54:59,087 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 09:54:59,088 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [260887114] [2020-09-25 09:54:59,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 09:54:59,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:54:59,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:54:59,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:00,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:00,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:02,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:04,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:04,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 197 [2020-09-25 09:55:04,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 09:55:04,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5036 [2020-09-25 09:55:04,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:04,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:04,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-09-25 09:55:04,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-09-25 09:55:04,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 114 [2020-09-25 09:55:04,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-09-25 09:55:05,169 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 09:55:05,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 09:55:05,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:05,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:05,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:05,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-25 09:55:05,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:05,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 317 [2020-09-25 09:55:05,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:05,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:05,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:55:05,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:05,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-09-25 09:55:05,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:05,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-25 09:55:05,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:05,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:05,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:05,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 09:55:05,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:05,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 09:55:05,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:05,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:05,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:55:05,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:05,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 09:55:05,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:05,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-25 09:55:05,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:05,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:05,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:05,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 09:55:05,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:05,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-25 09:55:05,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:05,645 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:05,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:55:05,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:05,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 09:55:05,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:05,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-25 09:55:05,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:05,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:05,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:05,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 09:55:05,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:05,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-25 09:55:05,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:05,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:05,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:55:05,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:05,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 09:55:05,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:05,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-25 09:55:05,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:05,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:05,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:05,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 09:55:05,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:05,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 09:55:05,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:05,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:05,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:55:05,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:05,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 09:55:05,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:05,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-25 09:55:05,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:05,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:05,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:05,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 09:55:05,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:05,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 09:55:05,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:05,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:05,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:55:05,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:05,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-25 09:55:05,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:05,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-25 09:55:05,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:05,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:05,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:05,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-25 09:55:05,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:05,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-25 09:55:05,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:05,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:05,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:55:05,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:05,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-09-25 09:55:05,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:05,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 09:55:05,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:05,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:05,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:05,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 09:55:05,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:05,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 09:55:05,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:05,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:05,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:55:05,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:05,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:55:05,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:05,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-25 09:55:05,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:05,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:05,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:05,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 09:55:05,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:05,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 09:55:05,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:05,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:05,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:55:05,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:05,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 09:55:05,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-09-25 09:55:05,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-25 09:55:05,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:05,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:05,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:05,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 09:55:05,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:05,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-25 09:55:05,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:05,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:05,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 09:55:05,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:05,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 09:55:05,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 11 [2020-09-25 09:55:05,889 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-09-25 09:55:05,890 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [260887114] [2020-09-25 09:55:05,892 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 09:55:05,893 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-25 09:55:05,893 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343703891] [2020-09-25 09:55:05,900 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-25 09:55:05,900 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 09:55:05,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-25 09:55:05,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-09-25 09:55:05,921 INFO L87 Difference]: Start difference. First operand 291 states. Second operand 9 states. [2020-09-25 09:55:06,534 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 09:55:07,351 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-25 09:55:07,734 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 09:55:09,138 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 09:55:09,446 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-25 09:55:09,833 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 09:55:10,284 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-25 09:55:10,602 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 09:55:10,909 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-25 09:55:11,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 09:55:11,248 INFO L93 Difference]: Finished difference Result 538 states and 652 transitions. [2020-09-25 09:55:11,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-25 09:55:11,251 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 160 [2020-09-25 09:55:11,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 09:55:11,287 INFO L225 Difference]: With dead ends: 538 [2020-09-25 09:55:11,288 INFO L226 Difference]: Without dead ends: 371 [2020-09-25 09:55:11,300 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=93, Invalid=249, Unknown=0, NotChecked=0, Total=342 [2020-09-25 09:55:11,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2020-09-25 09:55:11,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 325. [2020-09-25 09:55:11,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 325 states. [2020-09-25 09:55:11,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 364 transitions. [2020-09-25 09:55:11,424 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 364 transitions. Word has length 160 [2020-09-25 09:55:11,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 09:55:11,425 INFO L479 AbstractCegarLoop]: Abstraction has 325 states and 364 transitions. [2020-09-25 09:55:11,425 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-25 09:55:11,426 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 364 transitions. [2020-09-25 09:55:11,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2020-09-25 09:55:11,431 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 09:55:11,431 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 09:55:11,432 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 09:55:11,432 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 09:55:11,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 09:55:11,432 INFO L82 PathProgramCache]: Analyzing trace with hash -476521064, now seen corresponding path program 1 times [2020-09-25 09:55:11,433 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 09:55:11,433 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1656625123] [2020-09-25 09:55:11,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 09:55:11,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:11,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:11,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:11,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:13,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:13,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:16,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:16,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 285 [2020-09-25 09:55:16,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 09:55:16,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-09-25 09:55:16,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:16,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:16,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-09-25 09:55:16,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-09-25 09:55:16,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 100 [2020-09-25 09:55:16,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:16,837 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 09:55:16,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 09:55:16,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:16,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:17,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:17,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-25 09:55:17,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:17,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 221 [2020-09-25 09:55:17,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:17,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:17,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:55:17,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:17,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-09-25 09:55:17,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:17,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-25 09:55:17,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:17,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:17,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:17,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 09:55:17,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:17,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 09:55:17,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:17,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:17,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:55:17,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:17,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 09:55:17,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:17,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-25 09:55:17,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:17,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:17,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:17,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 09:55:17,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:17,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 09:55:17,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:17,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:17,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:55:17,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:17,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 09:55:17,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:17,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-25 09:55:17,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:17,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:17,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:17,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 09:55:17,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:17,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 09:55:17,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:17,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:17,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:55:17,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:17,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 09:55:17,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-25 09:55:17,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-25 09:55:17,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:17,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:17,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:17,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 09:55:17,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:17,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 09:55:17,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:17,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:17,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:55:17,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:17,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 09:55:17,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 09:55:17,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-25 09:55:17,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:17,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:17,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:17,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 09:55:17,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:17,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 09:55:17,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:17,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:17,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:55:17,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:17,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-25 09:55:17,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:17,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-25 09:55:17,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:17,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:17,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:17,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-09-25 09:55:17,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:17,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-09-25 09:55:17,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:17,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:17,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-25 09:55:17,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-25 09:55:17,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-09-25 09:55:17,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:17,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 09:55:17,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:17,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:17,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:17,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-25 09:55:17,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:17,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 09:55:17,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:17,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:17,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:55:17,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:17,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-09-25 09:55:17,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:17,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 09:55:17,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:17,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:17,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:17,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 09:55:17,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:17,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 09:55:17,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:17,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:17,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:55:17,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:17,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:55:17,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:17,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-25 09:55:17,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:17,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:17,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:17,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 09:55:17,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:17,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 09:55:17,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:17,352 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:17,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-25 09:55:17,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:17,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-09-25 09:55:17,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:17,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 09:55:17,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:17,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:17,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:17,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 09:55:17,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:17,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 09:55:17,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:17,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:17,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-25 09:55:17,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:17,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-25 09:55:17,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:17,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-09-25 09:55:17,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:17,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:17,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:17,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-25 09:55:17,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:17,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 09:55:17,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:17,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:17,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:55:17,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-09-25 09:55:17,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:55:17,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:17,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 09:55:17,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:17,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:17,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:17,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 09:55:17,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:17,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 09:55:17,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:17,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:17,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:55:17,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:17,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:55:17,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:17,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-09-25 09:55:17,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:17,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:17,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:17,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:17,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-09-25 09:55:17,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 09:55:17,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-09-25 09:55:17,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:17,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:17,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 09:55:17,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-09-25 09:55:17,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 09:55:17,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:17,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 09:55:17,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:17,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:17,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:17,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-25 09:55:17,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:17,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-09-25 09:55:17,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:17,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:17,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 09:55:17,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-25 09:55:17,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 09:55:17,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:17,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 09:55:17,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:17,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:17,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:17,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:55:17,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:17,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 09:55:17,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:17,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:17,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-25 09:55:17,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:17,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 09:55:17,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:17,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-25 09:55:17,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:17,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:17,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:17,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 09:55:17,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:17,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 09:55:17,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:17,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:17,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:55:17,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-25 09:55:17,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:55:17,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:17,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-09-25 09:55:17,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:17,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:17,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:17,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 09:55:17,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:17,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 09:55:17,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:17,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:17,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:55:17,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 09:55:17,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:55:17,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:17,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-09-25 09:55:17,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:17,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:17,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:17,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 09:55:17,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:17,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 09:55:17,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:17,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:17,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:55:17,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 09:55:17,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:55:17,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:17,801 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-09-25 09:55:17,802 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1656625123] [2020-09-25 09:55:17,802 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-25 09:55:17,802 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-09-25 09:55:17,802 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419338677] [2020-09-25 09:55:17,806 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-25 09:55:17,807 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 09:55:17,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-25 09:55:17,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2020-09-25 09:55:17,808 INFO L87 Difference]: Start difference. First operand 325 states and 364 transitions. Second operand 18 states. [2020-09-25 09:55:18,387 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 09:55:19,998 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-25 09:55:20,811 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-25 09:55:21,191 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 09:55:21,629 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 09:55:22,007 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-25 09:55:22,343 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 09:55:22,693 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 09:55:23,065 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 09:55:23,444 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-25 09:55:23,857 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 09:55:24,204 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-25 09:55:24,895 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-25 09:55:25,571 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-25 09:55:26,261 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-25 09:55:27,000 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-25 09:55:27,673 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-25 09:55:29,629 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 09:55:29,934 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-25 09:55:30,318 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 09:55:30,630 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 09:55:30,968 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-25 09:55:31,283 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 09:55:31,609 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 09:55:31,946 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 09:55:32,285 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 09:55:32,595 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 09:55:34,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 09:55:34,368 INFO L93 Difference]: Finished difference Result 1240 states and 1799 transitions. [2020-09-25 09:55:34,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2020-09-25 09:55:34,369 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 230 [2020-09-25 09:55:34,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 09:55:34,384 INFO L225 Difference]: With dead ends: 1240 [2020-09-25 09:55:34,384 INFO L226 Difference]: Without dead ends: 1030 [2020-09-25 09:55:34,389 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1111 ImplicationChecksByTransitivity, 11.3s TimeCoverageRelationStatistics Valid=670, Invalid=3362, Unknown=0, NotChecked=0, Total=4032 [2020-09-25 09:55:34,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1030 states. [2020-09-25 09:55:34,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1030 to 740. [2020-09-25 09:55:34,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 740 states. [2020-09-25 09:55:34,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 740 states and 893 transitions. [2020-09-25 09:55:34,542 INFO L78 Accepts]: Start accepts. Automaton has 740 states and 893 transitions. Word has length 230 [2020-09-25 09:55:34,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 09:55:34,544 INFO L479 AbstractCegarLoop]: Abstraction has 740 states and 893 transitions. [2020-09-25 09:55:34,544 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-25 09:55:34,544 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 893 transitions. [2020-09-25 09:55:34,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-09-25 09:55:34,547 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 09:55:34,547 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 09:55:34,548 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 09:55:34,548 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 09:55:34,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 09:55:34,548 INFO L82 PathProgramCache]: Analyzing trace with hash -456832440, now seen corresponding path program 1 times [2020-09-25 09:55:34,549 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 09:55:34,549 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [226327909] [2020-09-25 09:55:34,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 09:55:34,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:34,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:34,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:36,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:36,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 239 [2020-09-25 09:55:36,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 09:55:36,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2109 [2020-09-25 09:55:36,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:36,710 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:36,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-25 09:55:36,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 188 [2020-09-25 09:55:36,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-25 09:55:36,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 09:55:36,990 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 09:55:36,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 09:55:36,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:37,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:37,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:37,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-25 09:55:37,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:37,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 103 [2020-09-25 09:55:37,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:37,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:37,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:55:37,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:37,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:55:37,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:37,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-25 09:55:37,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:37,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:37,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:37,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 09:55:37,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:37,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 09:55:37,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:37,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:37,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:55:37,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:37,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:55:37,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 09:55:37,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-25 09:55:37,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:37,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:37,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:37,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 09:55:37,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:37,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 09:55:37,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:37,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:37,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:55:37,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:37,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:55:37,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:37,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-25 09:55:37,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:37,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:37,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:37,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 09:55:37,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:37,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 09:55:37,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:37,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:37,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:55:37,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:37,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:55:37,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:37,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-25 09:55:37,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:37,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:37,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:37,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 09:55:37,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:37,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 09:55:37,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:37,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:37,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:55:37,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:37,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:55:37,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 09:55:37,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-25 09:55:37,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:37,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:37,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:37,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 09:55:37,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:37,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 09:55:37,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:37,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:37,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:55:37,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:37,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:55:37,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:37,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-25 09:55:37,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:37,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:37,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:37,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-25 09:55:37,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:37,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 09:55:37,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:37,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:37,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:55:37,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:37,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:55:37,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 09:55:37,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 09:55:37,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:37,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:37,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:37,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 09:55:37,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:37,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 09:55:37,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:37,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:37,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:55:37,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:37,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:55:37,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:37,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-25 09:55:37,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:37,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:37,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:37,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-09-25 09:55:37,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:37,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-09-25 09:55:37,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:37,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:37,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-25 09:55:37,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-09-25 09:55:37,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-25 09:55:37,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 09:55:37,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 09:55:37,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:37,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:37,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:37,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-09-25 09:55:37,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:37,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-09-25 09:55:37,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:37,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:37,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 09:55:37,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:37,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-09-25 09:55:37,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:37,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 09:55:37,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:37,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:37,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:37,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:55:37,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:37,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 09:55:37,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:37,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:37,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:55:37,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:37,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:55:37,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:37,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-25 09:55:37,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:37,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:37,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:37,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 09:55:37,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:37,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 09:55:37,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:37,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:37,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:55:37,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-25 09:55:37,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:55:37,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:37,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-09-25 09:55:37,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:37,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:37,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:37,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 09:55:37,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:37,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 09:55:37,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:37,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:37,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:55:37,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 09:55:37,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:55:37,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:37,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-09-25 09:55:37,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:37,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:37,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:37,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 09:55:37,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:37,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 09:55:37,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:37,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:37,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:55:37,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 09:55:37,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:55:37,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:37,424 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-25 09:55:37,425 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [226327909] [2020-09-25 09:55:37,425 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 09:55:37,425 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-25 09:55:37,426 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174919999] [2020-09-25 09:55:37,426 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-25 09:55:37,427 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 09:55:37,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-25 09:55:37,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-25 09:55:37,428 INFO L87 Difference]: Start difference. First operand 740 states and 893 transitions. Second operand 10 states. [2020-09-25 09:55:38,784 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 09:55:39,103 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 09:55:39,445 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-25 09:55:39,749 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 09:55:40,065 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 09:55:40,358 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 09:55:41,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 09:55:41,025 INFO L93 Difference]: Finished difference Result 1502 states and 1942 transitions. [2020-09-25 09:55:41,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-25 09:55:41,026 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 194 [2020-09-25 09:55:41,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 09:55:41,035 INFO L225 Difference]: With dead ends: 1502 [2020-09-25 09:55:41,035 INFO L226 Difference]: Without dead ends: 860 [2020-09-25 09:55:41,039 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=75, Invalid=197, Unknown=0, NotChecked=0, Total=272 [2020-09-25 09:55:41,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 860 states. [2020-09-25 09:55:41,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 860 to 737. [2020-09-25 09:55:41,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 737 states. [2020-09-25 09:55:41,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 737 states and 875 transitions. [2020-09-25 09:55:41,150 INFO L78 Accepts]: Start accepts. Automaton has 737 states and 875 transitions. Word has length 194 [2020-09-25 09:55:41,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 09:55:41,151 INFO L479 AbstractCegarLoop]: Abstraction has 737 states and 875 transitions. [2020-09-25 09:55:41,151 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-25 09:55:41,151 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 875 transitions. [2020-09-25 09:55:41,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2020-09-25 09:55:41,156 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 09:55:41,157 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 09:55:41,157 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-25 09:55:41,157 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 09:55:41,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 09:55:41,157 INFO L82 PathProgramCache]: Analyzing trace with hash -851770537, now seen corresponding path program 1 times [2020-09-25 09:55:41,158 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 09:55:41,158 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2136338812] [2020-09-25 09:55:41,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 09:55:41,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:41,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:41,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:41,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:41,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:42,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:42,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:44,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:46,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:46,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 309 [2020-09-25 09:55:46,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-09-25 09:55:46,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-09-25 09:55:46,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:46,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:46,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:55:46,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-09-25 09:55:46,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 196 [2020-09-25 09:55:46,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:46,609 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 09:55:46,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 09:55:46,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:46,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:46,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:46,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-09-25 09:55:46,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:46,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 251 [2020-09-25 09:55:46,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:46,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:46,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:55:46,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:46,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-09-25 09:55:46,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:46,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-25 09:55:46,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:46,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:46,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:46,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 09:55:46,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:46,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 09:55:46,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:46,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:46,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:55:46,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:46,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 09:55:46,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:46,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-25 09:55:46,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:46,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:46,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:46,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 09:55:46,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:46,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 09:55:46,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:46,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:46,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:55:46,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:46,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 09:55:46,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:46,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-25 09:55:46,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:46,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:47,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:47,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 09:55:47,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:47,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-09-25 09:55:47,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:47,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:47,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:55:47,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:47,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 09:55:47,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-09-25 09:55:47,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-25 09:55:47,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:47,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:47,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:47,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 09:55:47,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:47,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 09:55:47,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:47,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:47,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:55:47,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:47,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 09:55:47,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:47,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-25 09:55:47,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:47,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:47,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:47,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 09:55:47,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:47,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 09:55:47,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:47,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:47,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:55:47,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:47,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-25 09:55:47,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:47,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-25 09:55:47,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:47,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:55:47,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:55:47,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 09:55:47,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:55:47,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 09:55:47,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 09:55:47,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.1 [2020-09-25 09:55:47,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:55:47,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:55:47,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-25 09:55:47,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:55:47,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-25 09:55:47,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:55:47,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking...