/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:53:30,883 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:53:30,887 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:53:30,911 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:53:30,911 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:53:30,912 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:53:30,913 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:53:30,915 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:53:30,917 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:53:30,917 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:53:30,918 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:53:30,919 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:53:30,920 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:53:30,920 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:53:30,921 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:53:30,922 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:53:30,923 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:53:30,924 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:53:30,926 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:53:30,927 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:53:30,929 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:53:30,930 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:53:30,931 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:53:30,931 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:53:30,934 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:53:30,934 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:53:30,934 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:53:30,935 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:53:30,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:53:30,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:53:30,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:53:30,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:53:30,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:53:30,938 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:53:30,939 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:53:30,939 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:53:30,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:53:30,940 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:53:30,940 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:53:30,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:53:30,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:53:30,943 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-13 12:53:30,964 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:53:30,965 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:53:30,966 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:53:30,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:53:30,966 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:53:30,966 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:53:30,967 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:53:30,967 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:53:30,967 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:53:30,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:53:30,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:53:30,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:53:30,968 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:53:30,968 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:53:30,968 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:53:30,968 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:53:30,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:53:30,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:53:30,969 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:53:30,969 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:53:30,969 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:53:30,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:53:30,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:53:30,970 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:53:30,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:53:30,970 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:53:30,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:53:30,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:53:30,971 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:53:30,971 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 12:53:31,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:53:31,289 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:53:31,292 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:53:31,294 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:53:31,294 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:53:31,295 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product61.cil.c [2020-10-13 12:53:31,353 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b9e2fe6c1/70b4f182ef0a4f1abdbb99394e982f8e/FLAG297a95cb3 [2020-10-13 12:53:31,815 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:53:31,816 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product61.cil.c [2020-10-13 12:53:31,829 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b9e2fe6c1/70b4f182ef0a4f1abdbb99394e982f8e/FLAG297a95cb3 [2020-10-13 12:53:32,195 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b9e2fe6c1/70b4f182ef0a4f1abdbb99394e982f8e [2020-10-13 12:53:32,204 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:53:32,205 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:53:32,206 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:53:32,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:53:32,210 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:53:32,211 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:53:32" (1/1) ... [2020-10-13 12:53:32,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40e363c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:53:32, skipping insertion in model container [2020-10-13 12:53:32,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:53:32" (1/1) ... [2020-10-13 12:53:32,226 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:53:32,287 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:53:32,701 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:53:32,720 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:53:32,799 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:53:32,850 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:53:32,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:53:32 WrapperNode [2020-10-13 12:53:32,850 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:53:32,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:53:32,851 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:53:32,851 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:53:32,862 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:53:32" (1/1) ... [2020-10-13 12:53:32,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:53:32" (1/1) ... [2020-10-13 12:53:32,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:53:32" (1/1) ... [2020-10-13 12:53:32,881 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:53:32" (1/1) ... [2020-10-13 12:53:32,910 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:53:32" (1/1) ... [2020-10-13 12:53:32,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:53:32" (1/1) ... [2020-10-13 12:53:32,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:53:32" (1/1) ... [2020-10-13 12:53:32,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:53:32,934 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:53:32,934 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:53:32,934 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:53:32,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:53:32" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:53:32,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:53:32,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:53:32,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 12:53:32,995 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 12:53:32,995 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-13 12:53:32,995 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-13 12:53:32,995 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-13 12:53:32,996 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-13 12:53:32,996 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-13 12:53:32,996 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-13 12:53:32,996 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-13 12:53:32,996 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-13 12:53:32,996 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-13 12:53:32,997 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-13 12:53:32,997 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-13 12:53:32,997 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-13 12:53:32,997 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-13 12:53:32,997 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-13 12:53:32,997 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-13 12:53:32,998 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-13 12:53:32,998 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-13 12:53:32,998 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-13 12:53:32,998 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-13 12:53:32,998 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-13 12:53:32,998 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-13 12:53:32,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 12:53:32,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 12:53:32,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 12:53:32,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 12:53:32,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 12:53:32,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 12:53:33,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-13 12:53:33,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-13 12:53:33,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-13 12:53:33,000 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 12:53:33,000 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 12:53:33,000 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 12:53:33,001 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 12:53:33,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 12:53:33,001 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-13 12:53:33,001 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-13 12:53:33,001 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 12:53:33,001 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-13 12:53:33,002 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:53:33,002 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:53:33,002 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:53:33,002 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 12:53:33,002 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-13 12:53:33,002 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-13 12:53:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-13 12:53:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-13 12:53:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 12:53:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-13 12:53:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-13 12:53:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-13 12:53:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-13 12:53:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-13 12:53:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-13 12:53:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-13 12:53:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-13 12:53:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-13 12:53:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-13 12:53:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-13 12:53:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-13 12:53:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-13 12:53:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-13 12:53:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-13 12:53:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-13 12:53:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-13 12:53:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-13 12:53:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-13 12:53:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 12:53:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-13 12:53:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 12:53:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 12:53:33,007 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 12:53:33,007 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 12:53:33,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 12:53:33,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 12:53:33,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 12:53:33,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 12:53:33,008 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 12:53:33,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 12:53:33,008 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 12:53:33,008 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 12:53:33,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 12:53:33,008 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 12:53:33,008 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 12:53:33,009 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 12:53:33,009 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 12:53:33,009 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-13 12:53:33,009 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 12:53:33,009 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 12:53:33,009 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 12:53:33,009 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 12:53:33,010 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-13 12:53:33,010 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 12:53:33,010 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-13 12:53:33,010 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:53:33,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:53:33,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 12:53:33,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:53:34,055 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:53:34,056 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-13 12:53:34,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:53:34 BoogieIcfgContainer [2020-10-13 12:53:34,065 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:53:34,067 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:53:34,068 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:53:34,071 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:53:34,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:53:32" (1/3) ... [2020-10-13 12:53:34,073 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49cfae0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:53:34, skipping insertion in model container [2020-10-13 12:53:34,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:53:32" (2/3) ... [2020-10-13 12:53:34,073 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49cfae0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:53:34, skipping insertion in model container [2020-10-13 12:53:34,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:53:34" (3/3) ... [2020-10-13 12:53:34,075 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product61.cil.c [2020-10-13 12:53:34,086 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:53:34,095 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:53:34,109 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:53:34,139 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:53:34,139 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:53:34,139 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:53:34,139 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:53:34,140 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:53:34,140 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:53:34,140 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:53:34,140 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:53:34,161 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states. [2020-10-13 12:53:34,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-13 12:53:34,172 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:53:34,173 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-13 12:53:34,173 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:53:34,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:53:34,179 INFO L82 PathProgramCache]: Analyzing trace with hash -748532366, now seen corresponding path program 1 times [2020-10-13 12:53:34,188 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:53:34,188 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [658787737] [2020-10-13 12:53:34,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:53:34,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:34,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:34,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:35,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:35,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:36,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:38,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:38,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-13 12:53:38,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:53:38,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4185 [2020-10-13 12:53:38,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:38,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:38,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-13 12:53:38,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:38,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-13 12:53:38,988 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:53:38,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:53:39,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:39,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:39,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:39,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:39,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:39,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-13 12:53:39,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:39,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:39,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:39,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:39,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:39,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:53:39,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:39,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:39,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:39,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:53:39,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:39,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:53:39,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:39,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:39,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:39,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:39,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:39,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:53:39,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:39,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:39,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:39,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:53:39,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:39,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:39,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:39,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:39,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:39,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:39,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:39,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:53:39,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:39,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:39,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:39,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:39,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:39,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:39,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:39,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:39,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:39,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:39,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:39,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:53:39,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:39,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:39,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:39,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:53:39,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:39,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:39,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:39,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:39,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:39,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:39,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:39,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:53:39,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:39,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:39,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:39,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:39,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:39,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:39,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:39,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:39,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:39,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:39,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:39,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-13 12:53:39,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:39,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:39,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:39,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:53:39,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:39,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:53:39,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:39,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:39,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 12:53:39,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:39,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:39,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:53:39,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:39,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:39,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:39,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:39,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:39,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:39,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:39,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:39,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:39,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:39,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:53:39,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-13 12:53:39,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:39,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:39,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:39,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:39,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:39,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:39,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:39,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:39,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:53:39,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:39,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:53:39,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-13 12:53:39,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:39,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:39,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:39,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:39,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:39,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:53:39,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:39,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:39,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:53:39,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:39,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 12:53:39,157 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-13 12:53:39,158 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [658787737] [2020-10-13 12:53:39,160 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:53:39,160 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-13 12:53:39,161 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611964472] [2020-10-13 12:53:39,169 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-13 12:53:39,169 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:53:39,184 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-13 12:53:39,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-13 12:53:39,188 INFO L87 Difference]: Start difference. First operand 206 states. Second operand 4 states. [2020-10-13 12:53:40,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:53:40,311 INFO L93 Difference]: Finished difference Result 357 states and 456 transitions. [2020-10-13 12:53:40,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-13 12:53:40,313 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-10-13 12:53:40,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:53:40,328 INFO L225 Difference]: With dead ends: 357 [2020-10-13 12:53:40,328 INFO L226 Difference]: Without dead ends: 195 [2020-10-13 12:53:40,333 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-13 12:53:40,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2020-10-13 12:53:40,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 163. [2020-10-13 12:53:40,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2020-10-13 12:53:40,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 193 transitions. [2020-10-13 12:53:40,440 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 193 transitions. Word has length 59 [2020-10-13 12:53:40,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:53:40,441 INFO L479 AbstractCegarLoop]: Abstraction has 163 states and 193 transitions. [2020-10-13 12:53:40,441 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-13 12:53:40,441 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 193 transitions. [2020-10-13 12:53:40,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-10-13 12:53:40,450 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:53:40,450 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-13 12:53:40,450 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:53:40,451 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:53:40,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:53:40,451 INFO L82 PathProgramCache]: Analyzing trace with hash -733015768, now seen corresponding path program 1 times [2020-10-13 12:53:40,451 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:53:40,451 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [259673445] [2020-10-13 12:53:40,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:53:40,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:40,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:40,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:40,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:40,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:42,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:42,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-13 12:53:42,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:53:42,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2226 [2020-10-13 12:53:42,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:42,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:53:42,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 71 [2020-10-13 12:53:42,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-13 12:53:42,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:43,023 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:53:43,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:53:43,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:43,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:43,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:43,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:43,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:43,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-13 12:53:43,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:43,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:43,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:43,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:43,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:43,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:53:43,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:43,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:43,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:43,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:53:43,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:43,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:43,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:43,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:43,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:43,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:43,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:43,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:53:43,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:43,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:43,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:43,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:53:43,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:43,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:43,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:43,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:43,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:43,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:43,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:43,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:53:43,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:43,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:43,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:43,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:43,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:43,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:43,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:43,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:43,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:43,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:43,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:43,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:53:43,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:43,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:43,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:43,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:53:43,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:43,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:43,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:43,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:43,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:43,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:43,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:43,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:53:43,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:43,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:43,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:43,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:43,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:43,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:43,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:43,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:43,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:43,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:43,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:43,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:53:43,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:43,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:43,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:43,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:53:43,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:43,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:43,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:43,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:43,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:43,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:43,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:43,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:53:43,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:43,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:43,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:43,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:43,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:43,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:43,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:43,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:43,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:43,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:43,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:43,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-13 12:53:43,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:43,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:43,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:43,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:43,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:43,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:43,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:43,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:53:43,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:43,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:53:43,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:43,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-13 12:53:43,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:43,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:43,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:43,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:43,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:43,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:53:43,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:43,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:53:43,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:43,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:53:43,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:43,164 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-13 12:53:43,164 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [259673445] [2020-10-13 12:53:43,165 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:53:43,165 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-13 12:53:43,165 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968009050] [2020-10-13 12:53:43,167 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 12:53:43,167 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:53:43,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 12:53:43,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-13 12:53:43,168 INFO L87 Difference]: Start difference. First operand 163 states and 193 transitions. Second operand 8 states. [2020-10-13 12:53:43,674 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:53:44,510 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-10-13 12:53:45,536 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-13 12:53:45,801 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-13 12:53:46,221 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-13 12:53:46,468 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-13 12:53:47,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:53:47,329 INFO L93 Difference]: Finished difference Result 425 states and 549 transitions. [2020-10-13 12:53:47,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-13 12:53:47,329 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 64 [2020-10-13 12:53:47,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:53:47,340 INFO L225 Difference]: With dead ends: 425 [2020-10-13 12:53:47,340 INFO L226 Difference]: Without dead ends: 290 [2020-10-13 12:53:47,343 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=71, Invalid=201, Unknown=0, NotChecked=0, Total=272 [2020-10-13 12:53:47,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2020-10-13 12:53:47,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 260. [2020-10-13 12:53:47,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2020-10-13 12:53:47,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 316 transitions. [2020-10-13 12:53:47,454 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 316 transitions. Word has length 64 [2020-10-13 12:53:47,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:53:47,455 INFO L479 AbstractCegarLoop]: Abstraction has 260 states and 316 transitions. [2020-10-13 12:53:47,455 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 12:53:47,455 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 316 transitions. [2020-10-13 12:53:47,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-10-13 12:53:47,464 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:53:47,464 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-13 12:53:47,464 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:53:47,465 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:53:47,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:53:47,465 INFO L82 PathProgramCache]: Analyzing trace with hash 1590195415, now seen corresponding path program 1 times [2020-10-13 12:53:47,465 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:53:47,467 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [583130341] [2020-10-13 12:53:47,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:53:47,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:47,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:47,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:47,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 164 [2020-10-13 12:53:47,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:47,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 303 [2020-10-13 12:53:47,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:47,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:53:47,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 100 [2020-10-13 12:53:47,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:53:47,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:48,061 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:53:48,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:53:48,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:48,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:48,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:48,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:48,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:48,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 12:53:48,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:48,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:48,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:48,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:48,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:53:48,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:53:48,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:48,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:48,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:48,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:53:48,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:48,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:48,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:48,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:48,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:48,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:48,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:53:48,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:53:48,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:48,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:48,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:48,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:53:48,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:48,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:48,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:48,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:48,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:48,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:48,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:48,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:53:48,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:48,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:48,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:48,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:48,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:48,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:48,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:48,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:48,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:48,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:48,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:48,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:53:48,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:48,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:48,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:48,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:53:48,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:48,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:48,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:48,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:48,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:48,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:48,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:48,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:53:48,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:48,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:48,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:48,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:48,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:48,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:48,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:48,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:48,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:48,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:48,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:48,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:53:48,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:48,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:48,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:48,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:53:48,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:48,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:48,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:48,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:48,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:48,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:48,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:48,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:53:48,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:48,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:48,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:48,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:48,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:48,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:48,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:48,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:48,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:48,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:48,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:48,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-13 12:53:48,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:48,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:48,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:48,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-13 12:53:48,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:48,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 12:53:48,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:48,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:53:48,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 12:53:48,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:53:48,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:48,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:53:48,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:48,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:48,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:48,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:53:48,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:48,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-13 12:53:48,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:48,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:53:48,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 12:53:48,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:53:48,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:48,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:53:48,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:48,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:48,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:48,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:53:48,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:48,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-13 12:53:48,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:48,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:53:48,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 12:53:48,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:53:48,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:48,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:53:48,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:48,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:48,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:48,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:53:48,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:48,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 12:53:48,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:48,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:53:48,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:48,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 12:53:48,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:48,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:53:48,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:48,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:48,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:48,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:53:48,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:48,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:48,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:48,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:48,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:48,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:48,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:48,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:53:48,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:48,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:48,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:48,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:53:48,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:48,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:53:48,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:48,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:48,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 12:53:48,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:48,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:48,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:53:48,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:48,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:48,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:48,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:53:48,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:48,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:48,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:48,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:48,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:48,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:48,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:48,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:53:48,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:48,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:48,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:48,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:48,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:48,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:48,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:48,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:48,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:48,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:48,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:48,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:53:48,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:48,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:48,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:48,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:48,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:48,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:48,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:48,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:48,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:48,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:48,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:48,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-13 12:53:48,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:48,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:48,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:48,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:48,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:48,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:48,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:48,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:48,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:53:48,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:48,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:48,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-13 12:53:48,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:48,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:48,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:48,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:48,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:48,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:48,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:48,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:48,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:53:48,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:48,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:48,417 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-13 12:53:48,417 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [583130341] [2020-10-13 12:53:48,417 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:53:48,417 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-13 12:53:48,418 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287503657] [2020-10-13 12:53:48,418 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-13 12:53:48,419 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:53:48,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-13 12:53:48,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-13 12:53:48,420 INFO L87 Difference]: Start difference. First operand 260 states and 316 transitions. Second operand 9 states. [2020-10-13 12:53:49,591 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:53:49,821 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-13 12:53:50,097 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:53:50,325 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:53:51,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:53:51,212 INFO L93 Difference]: Finished difference Result 553 states and 743 transitions. [2020-10-13 12:53:51,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-13 12:53:51,214 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 112 [2020-10-13 12:53:51,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:53:51,218 INFO L225 Difference]: With dead ends: 553 [2020-10-13 12:53:51,218 INFO L226 Difference]: Without dead ends: 321 [2020-10-13 12:53:51,221 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-13 12:53:51,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 321 states. [2020-10-13 12:53:51,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 321 to 261. [2020-10-13 12:53:51,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 261 states. [2020-10-13 12:53:51,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 317 transitions. [2020-10-13 12:53:51,274 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 317 transitions. Word has length 112 [2020-10-13 12:53:51,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:53:51,275 INFO L479 AbstractCegarLoop]: Abstraction has 261 states and 317 transitions. [2020-10-13 12:53:51,275 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-13 12:53:51,275 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 317 transitions. [2020-10-13 12:53:51,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-10-13 12:53:51,277 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:53:51,277 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-13 12:53:51,280 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:53:51,280 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:53:51,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:53:51,281 INFO L82 PathProgramCache]: Analyzing trace with hash -765609835, now seen corresponding path program 1 times [2020-10-13 12:53:51,281 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:53:51,281 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1903988746] [2020-10-13 12:53:51,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:53:51,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:51,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:51,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:51,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 164 [2020-10-13 12:53:51,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:51,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 215 [2020-10-13 12:53:51,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:51,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:53:51,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-13 12:53:51,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:53:51,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:51,814 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:53:51,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:53:51,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:51,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:51,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:51,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:51,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:51,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 12:53:51,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:51,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:51,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:51,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:51,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:51,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:53:51,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:51,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:51,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:51,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:53:51,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:51,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:53:51,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:51,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:51,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:51,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:51,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:51,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:53:51,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:51,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:51,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:51,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:53:51,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:51,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:51,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:51,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:51,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:51,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:51,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:51,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:53:51,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:51,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:51,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:51,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:51,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:51,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:51,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:51,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:51,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:51,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:51,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:51,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:53:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:51,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:51,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:51,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:53:51,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:51,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:51,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:51,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:51,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:51,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:51,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:51,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:53:51,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:51,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:51,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:51,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:51,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:51,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:51,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:51,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:51,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:51,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:51,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:51,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:53:51,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:51,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:51,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:51,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:53:51,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:51,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:51,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:51,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:51,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:51,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:51,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:51,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:53:51,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:51,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:51,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:51,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:51,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:51,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:51,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:51,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:51,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:51,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:51,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:51,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-13 12:53:51,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:51,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:51,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:51,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-13 12:53:51,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:51,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 12:53:51,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:51,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:53:51,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-13 12:53:51,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:53:51,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:51,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:53:51,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:51,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:51,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:51,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:53:51,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:51,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 12:53:51,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:51,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:53:51,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 12:53:51,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:53:51,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:51,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:53:51,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:51,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:51,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:51,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:53:51,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:51,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-13 12:53:51,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:51,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:53:51,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-13 12:53:51,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:53:51,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:51,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:53:51,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:51,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:52,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:52,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:53:52,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:52,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 12:53:52,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:52,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:53:52,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:53:52,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:53:52,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:52,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:53:52,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:52,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:52,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:52,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:53:52,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:52,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:53:52,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:52,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 12:53:52,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:52,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:53:52,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:52,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:53:52,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:52,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:52,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:52,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:53:52,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:52,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:53:52,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:52,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:52,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 12:53:52,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:52,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:52,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:53:52,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:52,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:52,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:52,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:53:52,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:52,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:52,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:52,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:52,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:52,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:52,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:52,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:53:52,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:52,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:52,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:52,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:52,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:52,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:52,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:52,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:52,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:52,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:52,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:52,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:53:52,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:52,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:52,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:52,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:52,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:52,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:52,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:52,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:52,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:52,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:52,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:52,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-13 12:53:52,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:52,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:52,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:52,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:52,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:52,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:52,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:52,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:52,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:53:52,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:52,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:52,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-13 12:53:52,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:52,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:52,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:52,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:52,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:52,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:52,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:52,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:52,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:53:52,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:52,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:52,093 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-13 12:53:52,093 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1903988746] [2020-10-13 12:53:52,094 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:53:52,094 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-13 12:53:52,094 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111012317] [2020-10-13 12:53:52,095 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 12:53:52,095 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:53:52,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 12:53:52,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-13 12:53:52,096 INFO L87 Difference]: Start difference. First operand 261 states and 317 transitions. Second operand 8 states. [2020-10-13 12:53:53,042 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:53:53,277 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-13 12:53:53,519 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-13 12:53:54,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:53:54,294 INFO L93 Difference]: Finished difference Result 556 states and 746 transitions. [2020-10-13 12:53:54,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-13 12:53:54,296 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 112 [2020-10-13 12:53:54,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:53:54,300 INFO L225 Difference]: With dead ends: 556 [2020-10-13 12:53:54,300 INFO L226 Difference]: Without dead ends: 323 [2020-10-13 12:53:54,301 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:53:54,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 323 states. [2020-10-13 12:53:54,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 323 to 265. [2020-10-13 12:53:54,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2020-10-13 12:53:54,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 321 transitions. [2020-10-13 12:53:54,352 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 321 transitions. Word has length 112 [2020-10-13 12:53:54,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:53:54,353 INFO L479 AbstractCegarLoop]: Abstraction has 265 states and 321 transitions. [2020-10-13 12:53:54,353 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 12:53:54,353 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 321 transitions. [2020-10-13 12:53:54,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-10-13 12:53:54,355 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:53:54,355 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-13 12:53:54,355 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 12:53:54,355 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:53:54,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:53:54,356 INFO L82 PathProgramCache]: Analyzing trace with hash -369572295, now seen corresponding path program 1 times [2020-10-13 12:53:54,356 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:53:54,356 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [192856571] [2020-10-13 12:53:54,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:53:54,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:54,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:54,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:55,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:55,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-13 12:53:55,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:53:55,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1384 [2020-10-13 12:53:55,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:55,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:53:55,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-13 12:53:55,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:53:55,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:55,994 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:53:55,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:53:56,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:56,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:56,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:56,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:56,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:56,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 12:53:56,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:56,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:56,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:56,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:56,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:56,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:53:56,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:56,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:56,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:56,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:53:56,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:56,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:56,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:56,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:56,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:56,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:56,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:56,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:53:56,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:56,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:56,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:56,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:53:56,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:56,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:56,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:56,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:56,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:56,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:56,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:56,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:53:56,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:56,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:56,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:56,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:56,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:56,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:56,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:56,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:56,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:56,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:56,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:56,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:53:56,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:56,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:56,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:56,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:53:56,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:56,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:56,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:56,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:56,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:56,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:56,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:56,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:53:56,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:56,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:56,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:56,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:56,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:56,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:56,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:56,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:56,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:56,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:56,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:56,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-13 12:53:56,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:56,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:56,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:56,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:53:56,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:56,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:53:56,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:56,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:56,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 12:53:56,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:56,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:56,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:53:56,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:56,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:56,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:56,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:56,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:56,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:56,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:56,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:56,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:56,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:56,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:56,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-13 12:53:56,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:56,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:56,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:56,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-13 12:53:56,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:56,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:53:56,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:56,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:56,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 65 [2020-10-13 12:53:56,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:56,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:56,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:53:56,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:56,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:56,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:56,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:53:56,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:56,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:53:56,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:56,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:56,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:56,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:56,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:56,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:53:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:56,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:56,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:56,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:53:56,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:56,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:53:56,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:56,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:56,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:56,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:56,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:56,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:53:56,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:56,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:56,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:56,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:53:56,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:56,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:53:56,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:56,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:56,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:56,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:56,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:56,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:53:56,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:56,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:56,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:56,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:53:56,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:56,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:56,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:56,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:56,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:56,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:56,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:56,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:53:56,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:56,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:56,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:56,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:53:56,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:56,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:53:56,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:56,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:56,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:56,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:56,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:56,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:53:56,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:56,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:56,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:56,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:53:56,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:56,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:56,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:56,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:56,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:56,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:56,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:56,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:53:56,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:56,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:56,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:56,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:56,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:56,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:56,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:56,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:56,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:56,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:56,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:56,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:53:56,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:56,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:56,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:56,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:56,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:56,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:56,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:56,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:56,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:56,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:56,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:56,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-13 12:53:56,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:56,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:56,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:56,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:56,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:56,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:56,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:56,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:56,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:53:56,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:56,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:56,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-13 12:53:56,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:56,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:56,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:56,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:56,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:56,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:56,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:56,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:56,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:53:56,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:56,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:56,181 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-13 12:53:56,181 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [192856571] [2020-10-13 12:53:56,182 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:53:56,182 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-13 12:53:56,182 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788715638] [2020-10-13 12:53:56,183 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-13 12:53:56,183 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:53:56,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-13 12:53:56,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-13 12:53:56,184 INFO L87 Difference]: Start difference. First operand 265 states and 321 transitions. Second operand 6 states. [2020-10-13 12:53:56,678 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:53:57,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:53:57,752 INFO L93 Difference]: Finished difference Result 492 states and 599 transitions. [2020-10-13 12:53:57,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-13 12:53:57,752 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 108 [2020-10-13 12:53:57,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:53:57,756 INFO L225 Difference]: With dead ends: 492 [2020-10-13 12:53:57,756 INFO L226 Difference]: Without dead ends: 291 [2020-10-13 12:53:57,757 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-10-13 12:53:57,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2020-10-13 12:53:57,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 247. [2020-10-13 12:53:57,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2020-10-13 12:53:57,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 289 transitions. [2020-10-13 12:53:57,799 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 289 transitions. Word has length 108 [2020-10-13 12:53:57,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:53:57,800 INFO L479 AbstractCegarLoop]: Abstraction has 247 states and 289 transitions. [2020-10-13 12:53:57,800 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-13 12:53:57,800 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 289 transitions. [2020-10-13 12:53:57,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-10-13 12:53:57,801 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:53:57,801 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-13 12:53:57,801 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 12:53:57,802 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:53:57,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:53:57,802 INFO L82 PathProgramCache]: Analyzing trace with hash 3560180, now seen corresponding path program 1 times [2020-10-13 12:53:57,802 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:53:57,802 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [130183211] [2020-10-13 12:53:57,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:53:57,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:57,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:58,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:58,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 164 [2020-10-13 12:53:58,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:58,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 427 [2020-10-13 12:53:58,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:58,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 12:53:58,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:53:58,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 92 [2020-10-13 12:53:58,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:53:58,490 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:53:58,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:53:58,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:58,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:58,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:58,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:58,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:58,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-13 12:53:58,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:58,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:53:58,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:58,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 12:53:58,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:58,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:53:58,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:58,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:58,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:58,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:53:58,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:58,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:58,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:58,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:53:58,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:58,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 12:53:58,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:58,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:53:58,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:58,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:58,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:58,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:53:58,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:58,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:58,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:58,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:53:58,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:58,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 12:53:58,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:58,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:53:58,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:58,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:58,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:58,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:58,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:58,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:58,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:58,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:53:58,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:58,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:53:58,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:58,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:53:58,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:58,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:58,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:58,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:53:58,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:58,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:58,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:58,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:53:58,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:58,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 12:53:58,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:58,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:53:58,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:58,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:58,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:58,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:58,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:58,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:58,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:58,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:53:58,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:58,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:53:58,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:58,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:53:58,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:58,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:58,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:58,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:53:58,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:58,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:53:58,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:58,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:53:58,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:58,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 12:53:58,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:58,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:53:58,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:58,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:58,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:58,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:58,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:58,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:58,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:58,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:58,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:58,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:58,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:58,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-13 12:53:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:58,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:58,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:58,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-13 12:53:58,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:58,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 12:53:58,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:58,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:53:58,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-13 12:53:58,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-13 12:53:58,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:58,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:53:58,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:58,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:58,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:58,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:53:58,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:58,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 12:53:58,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:58,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:53:58,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:58,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 12:53:58,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:58,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:53:58,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:58,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:58,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:58,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:53:58,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:58,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 12:53:58,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:58,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:53:58,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:58,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 12:53:58,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:58,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:53:58,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:58,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:58,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:58,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:53:58,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:58,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:53:58,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:58,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:53:58,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:58,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:53:58,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:58,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:53:58,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:58,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:58,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:58,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:53:58,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:58,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:58,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:58,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:53:58,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:58,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:53:58,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:58,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:53:58,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:58,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:58,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:58,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:53:58,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:58,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:53:58,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:58,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:53:58,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:58,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-13 12:53:58,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:58,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:53:58,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:58,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:58,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:58,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:53:58,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:58,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:58,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:58,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:58,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:58,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:58,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:58,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:53:58,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:58,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:58,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:58,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:58,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:58,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:58,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:58,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:58,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:58,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:58,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:58,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:53:58,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:58,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:58,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:58,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:58,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:58,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:53:58,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:58,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:58,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:53:58,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:58,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:58,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-13 12:53:58,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:58,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:58,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:58,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:58,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:58,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:58,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:58,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:58,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:53:58,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:58,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:58,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-13 12:53:58,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:53:58,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:53:58,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:53:58,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:53:58,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:53:58,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:53:58,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:53:58,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:53:58,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:53:58,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:53:58,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:53:58,828 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-13 12:53:58,829 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [130183211] [2020-10-13 12:53:58,830 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:53:58,830 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-13 12:53:58,830 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302378351] [2020-10-13 12:53:58,831 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 12:53:58,831 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:53:58,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 12:53:58,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:53:58,832 INFO L87 Difference]: Start difference. First operand 247 states and 289 transitions. Second operand 7 states. [2020-10-13 12:53:59,218 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:53:59,702 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:54:01,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:54:01,708 INFO L93 Difference]: Finished difference Result 708 states and 905 transitions. [2020-10-13 12:54:01,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-13 12:54:01,710 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 112 [2020-10-13 12:54:01,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:54:01,713 INFO L225 Difference]: With dead ends: 708 [2020-10-13 12:54:01,713 INFO L226 Difference]: Without dead ends: 489 [2020-10-13 12:54:01,715 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 45 SyntacticMatches, 4 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-10-13 12:54:01,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 489 states. [2020-10-13 12:54:01,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 489 to 444. [2020-10-13 12:54:01,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 444 states. [2020-10-13 12:54:01,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 444 states and 535 transitions. [2020-10-13 12:54:01,795 INFO L78 Accepts]: Start accepts. Automaton has 444 states and 535 transitions. Word has length 112 [2020-10-13 12:54:01,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:54:01,795 INFO L479 AbstractCegarLoop]: Abstraction has 444 states and 535 transitions. [2020-10-13 12:54:01,795 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 12:54:01,795 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 535 transitions. [2020-10-13 12:54:01,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-10-13 12:54:01,797 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:54:01,797 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-13 12:54:01,797 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 12:54:01,798 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:54:01,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:54:01,798 INFO L82 PathProgramCache]: Analyzing trace with hash -427651474, now seen corresponding path program 1 times [2020-10-13 12:54:01,798 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:54:01,798 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [915689578] [2020-10-13 12:54:01,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:54:01,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:01,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:02,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:03,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:03,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 170 [2020-10-13 12:54:03,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:54:03,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1414 [2020-10-13 12:54:03,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:03,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:54:03,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-13 12:54:03,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-13 12:54:03,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:03,513 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:54:03,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:54:03,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:03,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:03,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:03,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:54:03,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:03,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-13 12:54:03,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:03,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:03,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:03,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:03,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:03,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:54:03,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:03,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:03,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:03,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:54:03,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:03,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:54:03,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:03,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:03,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:03,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:03,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:03,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:54:03,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:03,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:03,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:03,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:54:03,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:03,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:54:03,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:03,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:03,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:03,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:03,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:03,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:54:03,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:03,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:03,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:03,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:54:03,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:03,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:54:03,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:03,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:03,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:03,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:03,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:03,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:54:03,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:03,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:03,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:03,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:54:03,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:03,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:54:03,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:03,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:03,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:03,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:03,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:03,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:54:03,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:03,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:03,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:03,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:54:03,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:03,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:54:03,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:03,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:03,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:03,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:03,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:03,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-13 12:54:03,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:03,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:03,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:03,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:54:03,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:03,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:54:03,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:03,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:54:03,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:03,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 12:54:03,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:03,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-13 12:54:03,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:03,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:03,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:03,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:54:03,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:03,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:54:03,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:03,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:54:03,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:03,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 12:54:03,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:03,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:54:03,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:03,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:03,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:03,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:54:03,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:03,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:54:03,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:03,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:03,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:03,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:03,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:03,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-13 12:54:03,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:03,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:03,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:03,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-13 12:54:03,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:03,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 12:54:03,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:03,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 12:54:03,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:03,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-13 12:54:03,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:03,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:54:03,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:03,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:03,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:03,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:54:03,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:03,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 12:54:03,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:03,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:54:03,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:03,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 12:54:03,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:03,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:54:03,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:03,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:03,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:03,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:54:03,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:03,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 12:54:03,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:03,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:54:03,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:03,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 12:54:03,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:03,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:54:03,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:03,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:03,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:03,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:54:03,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:03,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:54:03,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:03,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:54:03,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:03,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:54:03,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:03,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:54:03,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:03,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:03,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:03,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:54:03,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:03,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:54:03,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:03,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:54:03,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:03,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:54:03,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:03,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:54:03,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:03,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:03,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:03,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:54:03,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:03,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:54:03,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:03,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:54:03,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:03,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-13 12:54:03,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:03,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:54:03,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:03,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:03,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:03,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:54:03,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:03,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:54:03,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:03,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:03,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:03,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:03,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:03,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:54:03,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:03,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:03,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:03,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:54:03,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:03,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:54:03,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:03,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:03,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:03,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:03,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:03,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:54:03,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:03,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:03,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:03,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:54:03,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:03,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:54:03,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:03,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:03,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:03,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:03,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:03,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 12:54:03,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:03,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:03,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:03,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:54:03,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:03,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:54:03,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:03,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:54:03,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:03,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:54:03,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:03,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-13 12:54:03,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:03,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:03,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:03,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:54:03,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:03,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:54:03,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:03,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:03,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:54:03,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:03,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:03,803 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-13 12:54:03,804 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [915689578] [2020-10-13 12:54:03,805 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:54:03,805 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-13 12:54:03,805 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708484829] [2020-10-13 12:54:03,806 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:54:03,806 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:54:03,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:54:03,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:54:03,813 INFO L87 Difference]: Start difference. First operand 444 states and 535 transitions. Second operand 12 states. [2020-10-13 12:54:04,653 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:54:05,410 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-13 12:54:05,705 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-13 12:54:06,118 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:54:06,968 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-13 12:54:07,250 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-13 12:54:07,537 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-13 12:54:08,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:54:08,912 INFO L93 Difference]: Finished difference Result 900 states and 1157 transitions. [2020-10-13 12:54:08,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-13 12:54:08,915 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 116 [2020-10-13 12:54:08,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:54:08,921 INFO L225 Difference]: With dead ends: 900 [2020-10-13 12:54:08,921 INFO L226 Difference]: Without dead ends: 559 [2020-10-13 12:54:08,924 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 172 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=253, Invalid=617, Unknown=0, NotChecked=0, Total=870 [2020-10-13 12:54:08,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 559 states. [2020-10-13 12:54:08,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 559 to 490. [2020-10-13 12:54:08,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 490 states. [2020-10-13 12:54:09,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 597 transitions. [2020-10-13 12:54:09,002 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 597 transitions. Word has length 116 [2020-10-13 12:54:09,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:54:09,003 INFO L479 AbstractCegarLoop]: Abstraction has 490 states and 597 transitions. [2020-10-13 12:54:09,003 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:54:09,003 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 597 transitions. [2020-10-13 12:54:09,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2020-10-13 12:54:09,007 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:54:09,008 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-13 12:54:09,008 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 12:54:09,008 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:54:09,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:54:09,009 INFO L82 PathProgramCache]: Analyzing trace with hash 3218452, now seen corresponding path program 1 times [2020-10-13 12:54:09,009 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:54:09,009 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [648075656] [2020-10-13 12:54:09,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:54:09,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:09,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:09,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:09,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:09,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:09,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:09,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:09,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:11,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:11,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 264 [2020-10-13 12:54:11,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 12:54:11,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2450 [2020-10-13 12:54:11,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:11,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:54:11,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 225 [2020-10-13 12:54:11,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-13 12:54:11,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:11,844 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:54:11,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:54:11,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:11,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:11,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:11,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:54:11,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:11,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 12:54:11,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:11,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:11,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:11,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:11,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:11,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:54:11,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:11,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:11,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:11,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:54:11,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:11,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:54:11,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:11,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:11,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:11,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:11,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:11,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:54:11,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:11,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:11,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:11,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:54:11,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:11,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:54:11,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:11,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:11,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:11,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:11,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:11,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:54:11,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:11,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:11,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:11,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:54:11,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:11,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:54:11,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:11,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:11,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:11,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:11,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:11,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:54:11,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:11,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:11,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:11,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:54:11,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:11,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:54:11,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:11,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:11,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:11,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:11,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:11,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:54:11,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:11,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:11,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:11,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:54:11,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:11,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:54:11,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:11,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:11,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:11,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:11,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:11,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-13 12:54:11,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:11,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:11,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:11,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:54:11,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:11,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:54:11,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:11,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:11,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:11,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:11,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:11,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-13 12:54:11,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:11,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:11,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:11,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-13 12:54:11,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:11,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:54:11,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:11,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:11,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:11,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:11,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:11,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:54:11,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:11,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:11,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:11,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:54:11,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:11,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:54:11,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:11,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:11,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:11,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:11,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:11,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:54:11,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:11,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:11,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:11,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:54:11,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:11,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:54:11,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:11,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:11,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:11,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:11,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:11,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:54:11,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:11,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:11,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:11,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:54:11,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:11,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:54:11,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:11,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:11,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:11,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:11,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:11,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:54:11,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:11,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:11,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:11,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:54:11,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:11,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:54:11,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:11,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:11,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:11,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:11,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:11,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-13 12:54:11,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:11,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:11,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:11,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:54:11,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:11,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:54:11,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:11,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:11,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:11,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:11,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:11,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-13 12:54:11,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:11,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:11,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:11,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-13 12:54:11,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:11,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:54:11,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:11,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:11,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:11,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:11,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:11,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:54:11,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:11,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:11,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:11,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:54:11,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:11,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:54:11,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:11,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:11,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:11,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:11,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:11,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:54:11,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:11,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:11,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:11,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:54:11,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:12,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:54:12,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:12,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:12,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:12,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:12,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:12,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:54:12,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:12,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:12,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:12,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-13 12:54:12,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:12,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:54:12,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:12,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:12,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:12,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:12,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:12,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:54:12,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:12,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:12,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:12,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:54:12,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:12,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:54:12,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:12,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:12,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:12,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:12,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:12,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:54:12,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:12,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:12,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:12,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:54:12,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:12,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:54:12,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:12,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:12,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:12,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:12,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:12,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:54:12,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:12,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:12,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:12,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:54:12,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:12,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:54:12,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:12,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:12,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:12,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:12,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:12,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:54:12,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:12,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:12,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:12,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:54:12,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:12,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:54:12,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:12,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:12,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:12,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:12,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:12,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:54:12,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:12,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:12,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:12,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:54:12,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:12,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:54:12,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:12,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:12,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:12,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:12,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:12,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:54:12,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:12,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:12,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:12,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:54:12,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:12,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:54:12,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:12,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:12,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:12,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:12,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:12,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:54:12,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:12,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:12,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:12,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:54:12,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:12,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:54:12,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:12,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:12,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:12,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:12,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:54:12,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:54:12,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:12,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:12,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:12,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:54:12,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:12,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:54:12,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:12,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:12,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:12,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:12,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:12,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-13 12:54:12,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:12,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:12,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:12,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:54:12,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:12,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:54:12,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:12,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:12,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:12,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:12,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:54:12,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:54:12,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:12,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:12,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:12,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:54:12,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:12,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:54:12,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:12,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:12,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:12,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:12,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:12,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-13 12:54:12,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:12,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:12,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:12,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:54:12,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:12,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:54:12,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:12,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:54:12,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:12,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:54:12,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:12,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:54:12,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:12,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:12,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:12,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:54:12,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:12,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:54:12,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:12,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 12:54:12,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:12,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 12:54:12,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:12,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2020-10-13 12:54:12,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:12,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:12,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:12,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:54:12,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:12,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:54:12,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:12,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:54:12,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:12,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:54:12,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:12,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-13 12:54:12,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:12,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:12,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:12,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:54:12,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:12,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:54:12,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:12,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:54:12,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:12,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:54:12,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:12,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-13 12:54:12,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:12,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:12,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:12,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:54:12,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:12,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:54:12,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:12,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:54:12,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:12,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:54:12,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:12,219 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 28 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2020-10-13 12:54:12,220 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [648075656] [2020-10-13 12:54:12,220 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:54:12,220 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-13 12:54:12,220 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023703345] [2020-10-13 12:54:12,221 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-13 12:54:12,221 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:54:12,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-13 12:54:12,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2020-10-13 12:54:12,222 INFO L87 Difference]: Start difference. First operand 490 states and 597 transitions. Second operand 13 states. [2020-10-13 12:54:12,650 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:54:13,360 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:54:13,623 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:54:14,068 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-13 12:54:14,350 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-13 12:54:14,649 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-10-13 12:54:15,371 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-13 12:54:16,080 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-13 12:54:16,571 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-10-13 12:54:16,886 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-10-13 12:54:17,194 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-10-13 12:54:17,684 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-13 12:54:18,112 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-10-13 12:54:18,416 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-10-13 12:54:18,768 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-10-13 12:54:19,276 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-10-13 12:54:19,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:54:19,723 INFO L93 Difference]: Finished difference Result 1006 states and 1288 transitions. [2020-10-13 12:54:19,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-10-13 12:54:19,724 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 186 [2020-10-13 12:54:19,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:54:19,725 INFO L225 Difference]: With dead ends: 1006 [2020-10-13 12:54:19,725 INFO L226 Difference]: Without dead ends: 0 [2020-10-13 12:54:19,729 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 72 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 475 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=495, Invalid=1485, Unknown=0, NotChecked=0, Total=1980 [2020-10-13 12:54:19,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-13 12:54:19,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-13 12:54:19,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-13 12:54:19,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-13 12:54:19,730 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 186 [2020-10-13 12:54:19,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:54:19,730 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-13 12:54:19,731 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-13 12:54:19,731 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-13 12:54:19,731 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-13 12:54:19,731 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-13 12:54:19,733 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-13 12:54:20,753 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 216 [2020-10-13 12:54:22,692 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 219 [2020-10-13 12:54:23,465 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 220 [2020-10-13 12:54:24,292 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 13 [2020-10-13 12:54:24,472 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-13 12:54:24,626 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 20 [2020-10-13 12:54:24,802 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-10-13 12:54:25,185 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 23 [2020-10-13 12:54:25,954 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 48 [2020-10-13 12:54:26,298 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 26 [2020-10-13 12:54:26,552 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 23 [2020-10-13 12:54:26,716 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2020-10-13 12:54:26,939 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 17 [2020-10-13 12:54:27,114 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 25 [2020-10-13 12:54:27,288 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-10-13 12:54:27,462 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 25 [2020-10-13 12:54:27,658 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:54:27,841 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 7 [2020-10-13 12:54:28,743 WARN L193 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 29 [2020-10-13 12:54:28,909 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-10-13 12:54:29,072 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2020-10-13 12:54:29,264 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-13 12:54:30,075 WARN L193 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 22 [2020-10-13 12:54:30,267 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 18 [2020-10-13 12:54:30,442 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2020-10-13 12:54:30,628 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-10-13 12:54:30,997 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 23 [2020-10-13 12:54:31,189 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 18 [2020-10-13 12:54:31,416 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 23 [2020-10-13 12:54:32,274 WARN L193 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 21 [2020-10-13 12:54:32,465 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 18 [2020-10-13 12:54:33,306 WARN L193 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 24 [2020-10-13 12:54:33,816 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 13 [2020-10-13 12:54:34,310 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 13 [2020-10-13 12:54:34,823 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 30 [2020-10-13 12:54:35,017 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 18 [2020-10-13 12:54:35,355 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 21 [2020-10-13 12:54:35,560 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 25 [2020-10-13 12:54:35,755 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 18 [2020-10-13 12:54:35,918 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-13 12:54:36,520 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 32 [2020-10-13 12:54:36,696 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 25 [2020-10-13 12:54:36,979 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 23 [2020-10-13 12:54:37,146 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2020-10-13 12:54:37,410 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 23 [2020-10-13 12:54:37,579 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-13 12:54:37,742 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2020-10-13 12:54:37,911 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-13 12:54:38,087 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 25 [2020-10-13 12:54:38,248 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-13 12:54:38,422 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-13 12:54:38,597 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 25 [2020-10-13 12:54:38,773 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 25 [2020-10-13 12:54:39,154 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 23 [2020-10-13 12:54:39,346 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 18 [2020-10-13 12:54:39,511 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 21 [2020-10-13 12:54:39,775 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 18 [2020-10-13 12:54:39,779 INFO L268 CegarLoopResult]: For program point L545(line 545) no Hoare annotation was computed. [2020-10-13 12:54:39,779 INFO L268 CegarLoopResult]: For program point L544-2(lines 544 565) no Hoare annotation was computed. [2020-10-13 12:54:39,780 INFO L268 CegarLoopResult]: For program point L566(lines 543 567) no Hoare annotation was computed. [2020-10-13 12:54:39,780 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 519 574) no Hoare annotation was computed. [2020-10-13 12:54:39,780 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 519 574) no Hoare annotation was computed. [2020-10-13 12:54:39,780 INFO L268 CegarLoopResult]: For program point L550(lines 550 554) no Hoare annotation was computed. [2020-10-13 12:54:39,780 INFO L268 CegarLoopResult]: For program point L550-1(lines 550 554) no Hoare annotation was computed. [2020-10-13 12:54:39,780 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 519 574) no Hoare annotation was computed. [2020-10-13 12:54:39,780 INFO L268 CegarLoopResult]: For program point L607(lines 607 611) no Hoare annotation was computed. [2020-10-13 12:54:39,780 INFO L268 CegarLoopResult]: For program point L607-1(lines 607 611) no Hoare annotation was computed. [2020-10-13 12:54:39,781 INFO L268 CegarLoopResult]: For program point L602(line 602) no Hoare annotation was computed. [2020-10-13 12:54:39,781 INFO L268 CegarLoopResult]: For program point L601-2(lines 601 626) no Hoare annotation was computed. [2020-10-13 12:54:39,781 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 575 634) no Hoare annotation was computed. [2020-10-13 12:54:39,781 INFO L268 CegarLoopResult]: For program point L627(lines 600 628) no Hoare annotation was computed. [2020-10-13 12:54:39,781 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 575 634) no Hoare annotation was computed. [2020-10-13 12:54:39,781 INFO L268 CegarLoopResult]: For program point L620(line 620) no Hoare annotation was computed. [2020-10-13 12:54:39,781 INFO L268 CegarLoopResult]: For program point L620-1(line 620) no Hoare annotation was computed. [2020-10-13 12:54:39,781 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 575 634) no Hoare annotation was computed. [2020-10-13 12:54:39,782 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 904 910) the Hoare annotation is: true [2020-10-13 12:54:39,782 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 904 910) no Hoare annotation was computed. [2020-10-13 12:54:39,782 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 911 919) no Hoare annotation was computed. [2020-10-13 12:54:39,782 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 911 919) the Hoare annotation is: true [2020-10-13 12:54:39,782 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 911 919) no Hoare annotation was computed. [2020-10-13 12:54:39,782 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 835 842) the Hoare annotation is: (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (= ~waterLevel~0 1)) (not (<= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~pumpRunning~0 0))) [2020-10-13 12:54:39,782 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 835 842) no Hoare annotation was computed. [2020-10-13 12:54:39,783 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 835 842) no Hoare annotation was computed. [2020-10-13 12:54:39,783 INFO L268 CegarLoopResult]: For program point L848(line 848) no Hoare annotation was computed. [2020-10-13 12:54:39,783 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 843 852) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (and (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) .cse0) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~pumpRunning~0 0)) .cse0 .cse1))) [2020-10-13 12:54:39,783 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 843 852) no Hoare annotation was computed. [2020-10-13 12:54:39,783 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 843 852) no Hoare annotation was computed. [2020-10-13 12:54:39,783 INFO L268 CegarLoopResult]: For program point L865(lines 865 875) no Hoare annotation was computed. [2020-10-13 12:54:39,783 INFO L264 CegarLoopResult]: At program point L863(line 863) the Hoare annotation is: (or (not (<= ~waterLevel~0 2)) (not (<= 2 ~waterLevel~0))) [2020-10-13 12:54:39,784 INFO L268 CegarLoopResult]: For program point L863-1(line 863) no Hoare annotation was computed. [2020-10-13 12:54:39,784 INFO L268 CegarLoopResult]: For program point L861(lines 861 878) no Hoare annotation was computed. [2020-10-13 12:54:39,784 INFO L268 CegarLoopResult]: For program point L861-1(lines 853 881) no Hoare annotation was computed. [2020-10-13 12:54:39,784 INFO L271 CegarLoopResult]: At program point L859(line 859) the Hoare annotation is: true [2020-10-13 12:54:39,784 INFO L268 CegarLoopResult]: For program point L859-1(line 859) no Hoare annotation was computed. [2020-10-13 12:54:39,784 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 853 881) the Hoare annotation is: true [2020-10-13 12:54:39,784 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 853 881) no Hoare annotation was computed. [2020-10-13 12:54:39,784 INFO L264 CegarLoopResult]: At program point L868(line 868) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2)))) (and (or (not (= ~pumpRunning~0 0)) .cse0) (or .cse0 (not (<= 2 ~waterLevel~0))) (or (not (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse0 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))))) [2020-10-13 12:54:39,785 INFO L268 CegarLoopResult]: For program point L866(lines 866 872) no Hoare annotation was computed. [2020-10-13 12:54:39,785 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 1003 1025) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:54:39,785 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 1003 1025) no Hoare annotation was computed. [2020-10-13 12:54:39,785 INFO L264 CegarLoopResult]: At program point L1015(line 1015) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:54:39,785 INFO L264 CegarLoopResult]: At program point L1015-1(line 1015) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:54:39,785 INFO L268 CegarLoopResult]: For program point L1013(lines 1013 1020) no Hoare annotation was computed. [2020-10-13 12:54:39,785 INFO L268 CegarLoopResult]: For program point L1013-1(lines 1013 1020) no Hoare annotation was computed. [2020-10-13 12:54:39,786 INFO L268 CegarLoopResult]: For program point L1011(line 1011) no Hoare annotation was computed. [2020-10-13 12:54:39,786 INFO L264 CegarLoopResult]: At program point L1010(line 1010) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:54:39,786 INFO L264 CegarLoopResult]: At program point L1009(line 1009) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:54:39,786 INFO L264 CegarLoopResult]: At program point L1009-1(line 1009) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:54:39,786 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 1003 1025) no Hoare annotation was computed. [2020-10-13 12:54:39,786 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 961 984) no Hoare annotation was computed. [2020-10-13 12:54:39,786 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 961 984) no Hoare annotation was computed. [2020-10-13 12:54:39,786 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 961 984) no Hoare annotation was computed. [2020-10-13 12:54:39,787 INFO L268 CegarLoopResult]: For program point L979(line 979) no Hoare annotation was computed. [2020-10-13 12:54:39,787 INFO L268 CegarLoopResult]: For program point L978(line 978) no Hoare annotation was computed. [2020-10-13 12:54:39,787 INFO L268 CegarLoopResult]: For program point L977(line 977) no Hoare annotation was computed. [2020-10-13 12:54:39,787 INFO L268 CegarLoopResult]: For program point L976(line 976) no Hoare annotation was computed. [2020-10-13 12:54:39,787 INFO L268 CegarLoopResult]: For program point L975(line 975) no Hoare annotation was computed. [2020-10-13 12:54:39,787 INFO L268 CegarLoopResult]: For program point L974(line 974) no Hoare annotation was computed. [2020-10-13 12:54:39,787 INFO L268 CegarLoopResult]: For program point L973(line 973) no Hoare annotation was computed. [2020-10-13 12:54:39,787 INFO L268 CegarLoopResult]: For program point L972(line 972) no Hoare annotation was computed. [2020-10-13 12:54:39,787 INFO L268 CegarLoopResult]: For program point L971(line 971) no Hoare annotation was computed. [2020-10-13 12:54:39,788 INFO L268 CegarLoopResult]: For program point L970(line 970) no Hoare annotation was computed. [2020-10-13 12:54:39,788 INFO L268 CegarLoopResult]: For program point L969(line 969) no Hoare annotation was computed. [2020-10-13 12:54:39,788 INFO L268 CegarLoopResult]: For program point L968(line 968) no Hoare annotation was computed. [2020-10-13 12:54:39,788 INFO L268 CegarLoopResult]: For program point L967(line 967) no Hoare annotation was computed. [2020-10-13 12:54:39,788 INFO L268 CegarLoopResult]: For program point L966(line 966) no Hoare annotation was computed. [2020-10-13 12:54:39,788 INFO L268 CegarLoopResult]: For program point L192(lines 192 200) no Hoare annotation was computed. [2020-10-13 12:54:39,788 INFO L264 CegarLoopResult]: At program point L190(line 190) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-13 12:54:39,789 INFO L268 CegarLoopResult]: For program point L190-1(line 190) no Hoare annotation was computed. [2020-10-13 12:54:39,789 INFO L268 CegarLoopResult]: For program point L188(lines 188 205) no Hoare annotation was computed. [2020-10-13 12:54:39,789 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 184 208) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) [2020-10-13 12:54:39,789 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 184 208) no Hoare annotation was computed. [2020-10-13 12:54:39,789 INFO L264 CegarLoopResult]: At program point L203(line 203) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 .cse1 .cse2))) [2020-10-13 12:54:39,789 INFO L268 CegarLoopResult]: For program point L203-1(lines 184 208) no Hoare annotation was computed. [2020-10-13 12:54:39,789 INFO L264 CegarLoopResult]: At program point L198(line 198) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-13 12:54:39,789 INFO L264 CegarLoopResult]: At program point L194(line 194) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-13 12:54:39,790 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 279 287) no Hoare annotation was computed. [2020-10-13 12:54:39,790 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 279 287) the Hoare annotation is: true [2020-10-13 12:54:39,790 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 279 287) no Hoare annotation was computed. [2020-10-13 12:54:39,790 INFO L268 CegarLoopResult]: For program point L352(lines 352 356) no Hoare annotation was computed. [2020-10-13 12:54:39,790 INFO L271 CegarLoopResult]: At program point L350(line 350) the Hoare annotation is: true [2020-10-13 12:54:39,790 INFO L268 CegarLoopResult]: For program point L352-2(lines 352 356) no Hoare annotation was computed. [2020-10-13 12:54:39,790 INFO L268 CegarLoopResult]: For program point L350-1(line 350) no Hoare annotation was computed. [2020-10-13 12:54:39,790 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 343 361) the Hoare annotation is: true [2020-10-13 12:54:39,790 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 343 361) no Hoare annotation was computed. [2020-10-13 12:54:39,790 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 343 361) no Hoare annotation was computed. [2020-10-13 12:54:39,791 INFO L268 CegarLoopResult]: For program point L318(line 318) no Hoare annotation was computed. [2020-10-13 12:54:39,791 INFO L268 CegarLoopResult]: For program point L318-1(line 318) no Hoare annotation was computed. [2020-10-13 12:54:39,791 INFO L268 CegarLoopResult]: For program point L307(lines 307 315) no Hoare annotation was computed. [2020-10-13 12:54:39,791 INFO L268 CegarLoopResult]: For program point L307-2(lines 307 315) no Hoare annotation was computed. [2020-10-13 12:54:39,791 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 288 323) no Hoare annotation was computed. [2020-10-13 12:54:39,791 INFO L268 CegarLoopResult]: For program point L295(lines 295 303) no Hoare annotation was computed. [2020-10-13 12:54:39,791 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 288 323) no Hoare annotation was computed. [2020-10-13 12:54:39,791 INFO L268 CegarLoopResult]: For program point L295-2(lines 295 303) no Hoare annotation was computed. [2020-10-13 12:54:39,791 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 288 323) no Hoare annotation was computed. [2020-10-13 12:54:39,791 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 897 903) no Hoare annotation was computed. [2020-10-13 12:54:39,792 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 897 903) the Hoare annotation is: true [2020-10-13 12:54:39,792 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 473 518) no Hoare annotation was computed. [2020-10-13 12:54:39,792 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 473 518) no Hoare annotation was computed. [2020-10-13 12:54:39,792 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 473 518) no Hoare annotation was computed. [2020-10-13 12:54:39,792 INFO L268 CegarLoopResult]: For program point L800(lines 800 820) no Hoare annotation was computed. [2020-10-13 12:54:39,792 INFO L268 CegarLoopResult]: For program point L800-1(lines 800 820) no Hoare annotation was computed. [2020-10-13 12:54:39,792 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 786 831) no Hoare annotation was computed. [2020-10-13 12:54:39,792 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 786 831) no Hoare annotation was computed. [2020-10-13 12:54:39,792 INFO L268 CegarLoopResult]: For program point L806(lines 806 813) no Hoare annotation was computed. [2020-10-13 12:54:39,792 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 786 831) no Hoare annotation was computed. [2020-10-13 12:54:39,793 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 992 1002) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:54:39,793 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 992 1002) no Hoare annotation was computed. [2020-10-13 12:54:39,793 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 992 1002) no Hoare annotation was computed. [2020-10-13 12:54:39,793 INFO L264 CegarLoopResult]: At program point L997(line 997) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0))) [2020-10-13 12:54:39,793 INFO L271 CegarLoopResult]: At program point L273(line 273) the Hoare annotation is: true [2020-10-13 12:54:39,793 INFO L268 CegarLoopResult]: For program point L273-1(line 273) no Hoare annotation was computed. [2020-10-13 12:54:39,793 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 268 278) the Hoare annotation is: true [2020-10-13 12:54:39,793 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 268 278) no Hoare annotation was computed. [2020-10-13 12:54:39,793 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 268 278) no Hoare annotation was computed. [2020-10-13 12:54:39,794 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 260 267) the Hoare annotation is: (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-13 12:54:39,794 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 260 267) no Hoare annotation was computed. [2020-10-13 12:54:39,794 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 260 267) no Hoare annotation was computed. [2020-10-13 12:54:39,794 INFO L268 CegarLoopResult]: For program point L447(lines 447 453) no Hoare annotation was computed. [2020-10-13 12:54:39,794 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 443 456) no Hoare annotation was computed. [2020-10-13 12:54:39,794 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 443 456) the Hoare annotation is: true [2020-10-13 12:54:39,794 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 443 456) no Hoare annotation was computed. [2020-10-13 12:54:39,794 INFO L264 CegarLoopResult]: At program point L224(line 224) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-13 12:54:39,795 INFO L264 CegarLoopResult]: At program point L220(line 220) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-13 12:54:39,795 INFO L268 CegarLoopResult]: For program point L218(lines 218 226) no Hoare annotation was computed. [2020-10-13 12:54:39,795 INFO L264 CegarLoopResult]: At program point L216(line 216) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-13 12:54:39,795 INFO L268 CegarLoopResult]: For program point L216-1(line 216) no Hoare annotation was computed. [2020-10-13 12:54:39,795 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 210 234) no Hoare annotation was computed. [2020-10-13 12:54:39,795 INFO L268 CegarLoopResult]: For program point L214(lines 214 231) no Hoare annotation was computed. [2020-10-13 12:54:39,795 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 210 234) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) [2020-10-13 12:54:39,795 INFO L264 CegarLoopResult]: At program point L229(line 229) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 .cse1 .cse2))) [2020-10-13 12:54:39,796 INFO L268 CegarLoopResult]: For program point L229-1(lines 210 234) no Hoare annotation was computed. [2020-10-13 12:54:39,796 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 150 156) no Hoare annotation was computed. [2020-10-13 12:54:39,796 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 150 156) the Hoare annotation is: true [2020-10-13 12:54:39,796 INFO L264 CegarLoopResult]: At program point L97(lines 54 99) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 .cse1 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) .cse1))) [2020-10-13 12:54:39,796 INFO L268 CegarLoopResult]: For program point L64(lines 64 70) no Hoare annotation was computed. [2020-10-13 12:54:39,796 INFO L264 CegarLoopResult]: At program point testENTRY(lines 44 107) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:54:39,796 INFO L268 CegarLoopResult]: For program point L64-1(lines 64 70) no Hoare annotation was computed. [2020-10-13 12:54:39,796 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-10-13 12:54:39,797 INFO L268 CegarLoopResult]: For program point testFINAL(lines 44 107) no Hoare annotation was computed. [2020-10-13 12:54:39,797 INFO L264 CegarLoopResult]: At program point L100(lines 53 101) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:54:39,797 INFO L268 CegarLoopResult]: For program point L90(lines 90 94) no Hoare annotation was computed. [2020-10-13 12:54:39,797 INFO L264 CegarLoopResult]: At program point L90-2(lines 84 95) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 .cse1 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) .cse1))) [2020-10-13 12:54:39,797 INFO L268 CegarLoopResult]: For program point L55(lines 54 99) no Hoare annotation was computed. [2020-10-13 12:54:39,797 INFO L268 CegarLoopResult]: For program point L84(lines 84 95) no Hoare annotation was computed. [2020-10-13 12:54:39,797 INFO L264 CegarLoopResult]: At program point L76(line 76) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 .cse1 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) .cse1))) [2020-10-13 12:54:39,798 INFO L268 CegarLoopResult]: For program point L74(lines 74 80) no Hoare annotation was computed. [2020-10-13 12:54:39,798 INFO L268 CegarLoopResult]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2020-10-13 12:54:39,798 INFO L268 CegarLoopResult]: For program point testEXIT(lines 44 107) no Hoare annotation was computed. [2020-10-13 12:54:39,798 INFO L264 CegarLoopResult]: At program point L66(line 66) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (= |old(~waterLevel~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 .cse1 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) .cse1))) [2020-10-13 12:54:39,798 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 740 785) no Hoare annotation was computed. [2020-10-13 12:54:39,798 INFO L268 CegarLoopResult]: For program point L760(lines 760 767) no Hoare annotation was computed. [2020-10-13 12:54:39,798 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 740 785) no Hoare annotation was computed. [2020-10-13 12:54:39,798 INFO L268 CegarLoopResult]: For program point L754(lines 754 774) no Hoare annotation was computed. [2020-10-13 12:54:39,798 INFO L268 CegarLoopResult]: For program point L754-1(lines 754 774) no Hoare annotation was computed. [2020-10-13 12:54:39,799 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 740 785) no Hoare annotation was computed. [2020-10-13 12:54:39,799 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 235 242) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-13 12:54:39,799 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 235 242) no Hoare annotation was computed. [2020-10-13 12:54:39,799 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 235 242) no Hoare annotation was computed. [2020-10-13 12:54:39,799 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 457 465) no Hoare annotation was computed. [2020-10-13 12:54:39,799 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 457 465) the Hoare annotation is: true [2020-10-13 12:54:39,799 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 457 465) no Hoare annotation was computed. [2020-10-13 12:54:39,799 INFO L268 CegarLoopResult]: For program point L419-2(lines 419 427) no Hoare annotation was computed. [2020-10-13 12:54:39,799 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 411 433) no Hoare annotation was computed. [2020-10-13 12:54:39,800 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 411 433) no Hoare annotation was computed. [2020-10-13 12:54:39,800 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 411 433) no Hoare annotation was computed. [2020-10-13 12:54:39,800 INFO L268 CegarLoopResult]: For program point L419(lines 419 427) no Hoare annotation was computed. [2020-10-13 12:54:39,800 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 637 739) no Hoare annotation was computed. [2020-10-13 12:54:39,800 INFO L268 CegarLoopResult]: For program point L702(line 702) no Hoare annotation was computed. [2020-10-13 12:54:39,800 INFO L268 CegarLoopResult]: For program point L702-1(line 702) no Hoare annotation was computed. [2020-10-13 12:54:39,800 INFO L268 CegarLoopResult]: For program point L661(lines 661 665) no Hoare annotation was computed. [2020-10-13 12:54:39,800 INFO L268 CegarLoopResult]: For program point L725(lines 725 736) no Hoare annotation was computed. [2020-10-13 12:54:39,800 INFO L268 CegarLoopResult]: For program point L688(lines 688 692) no Hoare annotation was computed. [2020-10-13 12:54:39,800 INFO L268 CegarLoopResult]: For program point L686-2(lines 686 706) no Hoare annotation was computed. [2020-10-13 12:54:39,801 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 637 739) no Hoare annotation was computed. [2020-10-13 12:54:39,801 INFO L268 CegarLoopResult]: For program point L707(lines 685 708) no Hoare annotation was computed. [2020-10-13 12:54:39,801 INFO L268 CegarLoopResult]: For program point L666(lines 666 682) no Hoare annotation was computed. [2020-10-13 12:54:39,801 INFO L268 CegarLoopResult]: For program point L726(lines 726 733) no Hoare annotation was computed. [2020-10-13 12:54:39,801 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 637 739) no Hoare annotation was computed. [2020-10-13 12:54:39,801 INFO L268 CegarLoopResult]: For program point L687(lines 686 706) no Hoare annotation was computed. [2020-10-13 12:54:39,801 INFO L268 CegarLoopResult]: For program point L718(line 718) no Hoare annotation was computed. [2020-10-13 12:54:39,801 INFO L268 CegarLoopResult]: For program point L718-1(line 718) no Hoare annotation was computed. [2020-10-13 12:54:39,801 INFO L268 CegarLoopResult]: For program point L683(lines 683 724) no Hoare annotation was computed. [2020-10-13 12:54:39,801 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 887 896) no Hoare annotation was computed. [2020-10-13 12:54:39,802 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 887 896) no Hoare annotation was computed. [2020-10-13 12:54:39,802 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 887 896) no Hoare annotation was computed. [2020-10-13 12:54:39,802 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:54:39,802 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-13 12:54:39,802 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:54:39,802 INFO L264 CegarLoopResult]: At program point L254(line 254) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-13 12:54:39,803 INFO L268 CegarLoopResult]: For program point L254-1(lines 243 259) no Hoare annotation was computed. [2020-10-13 12:54:39,803 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 243 259) no Hoare annotation was computed. [2020-10-13 12:54:39,803 INFO L268 CegarLoopResult]: For program point L250(lines 250 256) no Hoare annotation was computed. [2020-10-13 12:54:39,803 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 243 259) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-13 12:54:39,803 INFO L264 CegarLoopResult]: At program point L248(line 248) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-13 12:54:39,803 INFO L268 CegarLoopResult]: For program point L248-1(line 248) no Hoare annotation was computed. [2020-10-13 12:54:39,803 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 324 342) no Hoare annotation was computed. [2020-10-13 12:54:39,803 INFO L268 CegarLoopResult]: For program point L333(lines 333 337) no Hoare annotation was computed. [2020-10-13 12:54:39,803 INFO L271 CegarLoopResult]: At program point L331(line 331) the Hoare annotation is: true [2020-10-13 12:54:39,803 INFO L268 CegarLoopResult]: For program point L333-2(lines 333 337) no Hoare annotation was computed. [2020-10-13 12:54:39,804 INFO L268 CegarLoopResult]: For program point L331-1(line 331) no Hoare annotation was computed. [2020-10-13 12:54:39,804 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 324 342) the Hoare annotation is: true [2020-10-13 12:54:39,804 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 324 342) no Hoare annotation was computed. [2020-10-13 12:54:39,804 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 434 442) the Hoare annotation is: true [2020-10-13 12:54:39,804 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 434 442) no Hoare annotation was computed. [2020-10-13 12:54:39,804 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 434 442) no Hoare annotation was computed. [2020-10-13 12:54:39,804 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 390 401) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse0 .cse1 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or (not (= ~pumpRunning~0 0)) .cse0 .cse1))) [2020-10-13 12:54:39,804 INFO L268 CegarLoopResult]: For program point L394-1(lines 390 401) no Hoare annotation was computed. [2020-10-13 12:54:39,804 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 390 401) no Hoare annotation was computed. [2020-10-13 12:54:39,805 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:54:39,805 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-13 12:54:39,805 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:54:39,805 INFO L268 CegarLoopResult]: For program point L128(lines 126 148) no Hoare annotation was computed. [2020-10-13 12:54:39,805 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 123 149) the Hoare annotation is: (let ((.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (and .cse2 .cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse2 .cse3 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1)))) [2020-10-13 12:54:39,805 INFO L264 CegarLoopResult]: At program point L139(line 139) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (<= ~waterLevel~0 2)) (.cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (and (or .cse0 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and .cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse2)) (or (and .cse3 (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) .cse4) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (and .cse3 .cse1 .cse2 .cse4)))) [2020-10-13 12:54:39,805 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 123 149) no Hoare annotation was computed. [2020-10-13 12:54:39,806 INFO L264 CegarLoopResult]: At program point L137(lines 137 143) the Hoare annotation is: (let ((.cse9 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (<= ~waterLevel~0 2))) (let ((.cse1 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse4 (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse8 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse6 (and .cse9 (<= 2 ~waterLevel~0) .cse3))) (and (or .cse0 .cse1 (and .cse2 .cse3) .cse4 (and (not (<= (+ |old(~switchedOnBeforeTS~0)| 1) 0)) (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (and .cse5 .cse3)) (or .cse0 .cse1 .cse4 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (and (or (<= 1 ~switchedOnBeforeTS~0) (<= (+ ~switchedOnBeforeTS~0 1) 0)) .cse5 .cse3) .cse6 (and .cse7 .cse2 .cse3 .cse8)) (or (and .cse7 .cse9 .cse5 .cse8) .cse0 (not (= |old(~pumpRunning~0)| 0)) .cse6)))) [2020-10-13 12:54:39,806 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 123 149) no Hoare annotation was computed. [2020-10-13 12:54:39,806 INFO L264 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (and (or .cse0 (and .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2 .cse3) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (and .cse1 .cse2 (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) .cse3)))) [2020-10-13 12:54:39,806 INFO L268 CegarLoopResult]: For program point L130(lines 126 148) no Hoare annotation was computed. [2020-10-13 12:54:39,806 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 931 960) no Hoare annotation was computed. [2020-10-13 12:54:39,806 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 931 960) the Hoare annotation is: true [2020-10-13 12:54:39,806 INFO L271 CegarLoopResult]: At program point L956(lines 931 960) the Hoare annotation is: true [2020-10-13 12:54:39,807 INFO L268 CegarLoopResult]: For program point L952(line 952) no Hoare annotation was computed. [2020-10-13 12:54:39,807 INFO L268 CegarLoopResult]: For program point L945(lines 945 949) no Hoare annotation was computed. [2020-10-13 12:54:39,807 INFO L271 CegarLoopResult]: At program point L945-1(lines 945 949) the Hoare annotation is: true [2020-10-13 12:54:39,807 INFO L268 CegarLoopResult]: For program point L942(line 942) no Hoare annotation was computed. [2020-10-13 12:54:39,807 INFO L271 CegarLoopResult]: At program point L941-2(lines 941 955) the Hoare annotation is: true [2020-10-13 12:54:39,807 INFO L271 CegarLoopResult]: At program point L937(line 937) the Hoare annotation is: true [2020-10-13 12:54:39,807 INFO L268 CegarLoopResult]: For program point L937-1(line 937) no Hoare annotation was computed. [2020-10-13 12:54:39,807 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 402 410) the Hoare annotation is: true [2020-10-13 12:54:39,807 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 402 410) no Hoare annotation was computed. [2020-10-13 12:54:39,807 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 402 410) no Hoare annotation was computed. [2020-10-13 12:54:39,808 INFO L268 CegarLoopResult]: For program point L370-1(lines 366 377) no Hoare annotation was computed. [2020-10-13 12:54:39,808 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 366 377) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (not (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) [2020-10-13 12:54:39,808 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 366 377) no Hoare annotation was computed. [2020-10-13 12:54:39,808 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 985 991) no Hoare annotation was computed. [2020-10-13 12:54:39,808 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 985 991) the Hoare annotation is: true [2020-10-13 12:54:39,808 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:54:39,808 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) [2020-10-13 12:54:39,808 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-13 12:54:39,808 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:54:39,809 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 158 182) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) [2020-10-13 12:54:39,809 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 158 182) no Hoare annotation was computed. [2020-10-13 12:54:39,809 INFO L264 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-13 12:54:39,809 INFO L268 CegarLoopResult]: For program point L177-1(lines 158 182) no Hoare annotation was computed. [2020-10-13 12:54:39,809 INFO L264 CegarLoopResult]: At program point L172(line 172) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= processEnvironment__wrappee__highWaterSensor_~tmp~1 0))) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 .cse1 .cse2))) [2020-10-13 12:54:39,809 INFO L264 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0))) [2020-10-13 12:54:39,809 INFO L268 CegarLoopResult]: For program point L166(lines 166 174) no Hoare annotation was computed. [2020-10-13 12:54:39,809 INFO L264 CegarLoopResult]: At program point L164(line 164) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2) (or (and (not (<= (+ ~switchedOnBeforeTS~0 1) 0)) (not (<= 1 ~switchedOnBeforeTS~0))) .cse0 .cse1 .cse2))) [2020-10-13 12:54:39,810 INFO L268 CegarLoopResult]: For program point L164-1(line 164) no Hoare annotation was computed. [2020-10-13 12:54:39,810 INFO L268 CegarLoopResult]: For program point L162(lines 162 179) no Hoare annotation was computed. [2020-10-13 12:54:39,810 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 378 389) no Hoare annotation was computed. [2020-10-13 12:54:39,810 INFO L268 CegarLoopResult]: For program point L382-1(lines 378 389) no Hoare annotation was computed. [2020-10-13 12:54:39,810 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 378 389) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 (not (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse1 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 (not (= ~pumpRunning~0 0))))) [2020-10-13 12:54:39,810 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 921 928) no Hoare annotation was computed. [2020-10-13 12:54:39,810 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 925) no Hoare annotation was computed. [2020-10-13 12:54:39,810 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 921 928) the Hoare annotation is: true [2020-10-13 12:54:39,811 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 921 928) no Hoare annotation was computed. [2020-10-13 12:54:39,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:54:39 BoogieIcfgContainer [2020-10-13 12:54:39,827 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 12:54:39,829 INFO L168 Benchmark]: Toolchain (without parser) took 67623.69 ms. Allocated memory was 143.7 MB in the beginning and 946.3 MB in the end (delta: 802.7 MB). Free memory was 102.8 MB in the beginning and 428.8 MB in the end (delta: -326.1 MB). Peak memory consumption was 802.1 MB. Max. memory is 7.1 GB. [2020-10-13 12:54:39,829 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 143.7 MB. Free memory was 122.4 MB in the beginning and 122.2 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-13 12:54:39,830 INFO L168 Benchmark]: CACSL2BoogieTranslator took 644.36 ms. Allocated memory was 143.7 MB in the beginning and 203.9 MB in the end (delta: 60.3 MB). Free memory was 102.6 MB in the beginning and 169.2 MB in the end (delta: -66.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. [2020-10-13 12:54:39,830 INFO L168 Benchmark]: Boogie Preprocessor took 82.45 ms. Allocated memory is still 203.9 MB. Free memory was 169.2 MB in the beginning and 164.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2020-10-13 12:54:39,831 INFO L168 Benchmark]: RCFGBuilder took 1131.24 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 164.6 MB in the beginning and 186.5 MB in the end (delta: -21.9 MB). Peak memory consumption was 78.2 MB. Max. memory is 7.1 GB. [2020-10-13 12:54:39,832 INFO L168 Benchmark]: TraceAbstraction took 65759.63 ms. Allocated memory was 235.4 MB in the beginning and 946.3 MB in the end (delta: 710.9 MB). Free memory was 186.5 MB in the beginning and 428.8 MB in the end (delta: -242.4 MB). Peak memory consumption was 794.1 MB. Max. memory is 7.1 GB. [2020-10-13 12:54:39,835 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 143.7 MB. Free memory was 122.4 MB in the beginning and 122.2 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 644.36 ms. Allocated memory was 143.7 MB in the beginning and 203.9 MB in the end (delta: 60.3 MB). Free memory was 102.6 MB in the beginning and 169.2 MB in the end (delta: -66.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 82.45 ms. Allocated memory is still 203.9 MB. Free memory was 169.2 MB in the beginning and 164.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1131.24 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 164.6 MB in the beginning and 186.5 MB in the end (delta: -21.9 MB). Peak memory consumption was 78.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 65759.63 ms. Allocated memory was 235.4 MB in the beginning and 946.3 MB in the end (delta: 710.9 MB). Free memory was 186.5 MB in the beginning and 428.8 MB in the end (delta: -242.4 MB). Peak memory consumption was 794.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 925]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (((!(\old(waterLevel) == 1) || (((switchedOnBeforeTS <= pumpRunning && splverifierCounter <= 0) && waterLevel <= 2) && pumpRunning <= switchedOnBeforeTS)) || ((splverifierCounter <= 0 && 2 <= waterLevel) && waterLevel <= 2)) || !(\old(pumpRunning) == 0)) || ((splverifierCounter <= 0 && pumpRunning == 0) && waterLevel <= 2) - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: !(\old(waterLevel) == 1) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 262 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 45.5s, OverallIterations: 8, TraceHistogramMax: 4, AutomataDifference: 27.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 20.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1339 SDtfs, 2971 SDslu, 1506 SDs, 0 SdLazy, 6338 SolverSat, 2087 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 465 GetRequests, 329 SyntacticMatches, 5 SemanticMatches, 131 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 747 ImplicationChecksByTransitivity, 12.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=490occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 8 MinimizatonAttempts, 338 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 1163 PreInvPairs, 1262 NumberOfFragments, 1827 HoareAnnotationTreeSize, 1163 FomulaSimplifications, 2017620 FormulaSimplificationTreeSizeReduction, 4.0s HoareSimplificationTime, 72 FomulaSimplificationsInter, 38526 FormulaSimplificationTreeSizeReductionInter, 15.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 16.8s InterpolantComputationTime, 869 NumberOfCodeBlocks, 869 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 861 ConstructedInterpolants, 0 QuantifiedInterpolants, 329037 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 117/119 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...