/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --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 language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product49.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 17:01:42,719 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 17:01:42,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 17:01:42,780 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 17:01:42,781 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 17:01:42,790 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 17:01:42,792 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 17:01:42,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 17:01:42,800 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 17:01:42,808 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 17:01:42,810 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 17:01:42,811 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 17:01:42,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 17:01:42,815 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 17:01:42,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 17:01:42,822 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 17:01:42,823 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 17:01:42,827 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 17:01:42,835 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 17:01:42,850 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 17:01:42,855 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 17:01:42,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 17:01:42,858 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 17:01:42,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 17:01:42,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 17:01:42,864 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 17:01:42,865 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 17:01:42,867 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 17:01:42,867 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 17:01:42,868 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 17:01:42,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 17:01:42,870 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 17:01:42,872 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 17:01:42,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 17:01:42,874 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 17:01:42,874 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 17:01:42,875 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 17:01:42,875 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 17:01:42,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 17:01:42,876 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 17:01:42,877 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 17:01:42,878 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 [2020-10-28 17:01:42,916 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 17:01:42,916 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 17:01:42,918 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 17:01:42,918 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 17:01:42,918 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 17:01:42,918 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 17:01:42,919 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 17:01:42,919 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 17:01:42,919 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 17:01:42,919 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 17:01:42,919 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 17:01:42,920 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 17:01:42,920 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 17:01:42,920 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 17:01:42,920 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 17:01:42,920 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 17:01:42,921 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 17:01:42,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 17:01:42,921 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 17:01:42,921 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 17:01:42,921 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 17:01:42,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:01:42,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 17:01:42,922 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 17:01:42,922 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 17:01:42,922 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 17:01:42,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 17:01:42,923 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 17:01:42,923 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 17:01:42,923 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 17:01:43,280 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 17:01:43,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 17:01:43,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 17:01:43,311 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 17:01:43,312 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 17:01:43,313 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product49.cil.c [2020-10-28 17:01:43,399 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/09813dea6/d1191e591c5a440e8135e628c3bf1e87/FLAGf56e35aee [2020-10-28 17:01:44,149 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 17:01:44,149 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product49.cil.c [2020-10-28 17:01:44,179 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/09813dea6/d1191e591c5a440e8135e628c3bf1e87/FLAGf56e35aee [2020-10-28 17:01:44,478 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/09813dea6/d1191e591c5a440e8135e628c3bf1e87 [2020-10-28 17:01:44,483 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 17:01:44,492 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 17:01:44,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 17:01:44,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 17:01:44,501 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 17:01:44,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:01:44" (1/1) ... [2020-10-28 17:01:44,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d52fbb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:01:44, skipping insertion in model container [2020-10-28 17:01:44,512 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:01:44" (1/1) ... [2020-10-28 17:01:44,522 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 17:01:44,599 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 17:01:45,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:01:45,014 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 17:01:45,145 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:01:45,186 INFO L208 MainTranslator]: Completed translation [2020-10-28 17:01:45,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:01:45 WrapperNode [2020-10-28 17:01:45,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 17:01:45,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 17:01:45,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 17:01:45,189 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 17:01:45,202 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:01:45" (1/1) ... [2020-10-28 17:01:45,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:01:45" (1/1) ... [2020-10-28 17:01:45,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:01:45" (1/1) ... [2020-10-28 17:01:45,221 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:01:45" (1/1) ... [2020-10-28 17:01:45,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:01:45" (1/1) ... [2020-10-28 17:01:45,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:01:45" (1/1) ... [2020-10-28 17:01:45,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:01:45" (1/1) ... [2020-10-28 17:01:45,295 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 17:01:45,296 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 17:01:45,296 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 17:01:45,296 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 17:01:45,298 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:01:45" (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 [2020-10-28 17:01:45,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 17:01:45,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 17:01:45,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 17:01:45,414 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 17:01:45,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 17:01:45,415 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 17:01:45,416 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 17:01:45,416 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 17:01:45,416 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 17:01:45,416 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 17:01:45,417 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 17:01:45,417 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-28 17:01:45,417 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 17:01:45,417 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 17:01:45,417 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 17:01:45,418 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 17:01:45,418 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 17:01:45,419 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 17:01:45,419 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 17:01:45,419 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 17:01:45,419 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 17:01:45,419 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 17:01:45,419 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 17:01:45,419 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 17:01:45,420 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 17:01:45,420 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 17:01:45,420 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 17:01:45,420 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-28 17:01:45,420 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 17:01:45,420 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 17:01:45,420 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 17:01:45,420 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 17:01:45,421 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 17:01:45,421 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 17:01:45,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-28 17:01:45,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 17:01:45,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 17:01:45,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 17:01:45,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 17:01:45,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 17:01:45,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 17:01:45,422 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 17:01:45,422 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 17:01:45,422 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 17:01:45,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 17:01:45,422 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 17:01:45,423 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 17:01:45,423 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 17:01:45,423 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 17:01:45,423 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 17:01:45,423 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 17:01:45,423 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 17:01:45,423 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 17:01:45,424 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 17:01:45,424 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-28 17:01:45,424 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 17:01:45,424 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 17:01:45,425 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 17:01:45,425 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 17:01:45,425 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 17:01:45,425 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 17:01:45,426 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 17:01:45,426 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 17:01:45,426 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 17:01:45,426 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 17:01:45,426 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 17:01:45,426 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 17:01:45,426 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 17:01:45,426 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 17:01:45,427 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 17:01:45,427 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-28 17:01:45,427 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 17:01:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 17:01:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-28 17:01:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 17:01:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 17:01:45,430 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 17:01:45,430 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 17:01:45,430 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 17:01:45,430 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 17:01:45,430 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 17:01:45,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 17:01:45,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 17:01:45,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 17:01:45,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 17:01:45,431 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 17:01:45,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 17:01:45,432 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 17:01:45,432 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 17:01:45,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 17:01:45,432 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 17:01:45,432 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 17:01:45,432 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 17:01:45,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 17:01:45,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 17:01:45,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 17:01:46,689 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 17:01:46,689 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 17:01:46,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:01:46 BoogieIcfgContainer [2020-10-28 17:01:46,691 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 17:01:46,694 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 17:01:46,695 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 17:01:46,698 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 17:01:46,699 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 05:01:44" (1/3) ... [2020-10-28 17:01:46,699 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d24fb0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:01:46, skipping insertion in model container [2020-10-28 17:01:46,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:01:45" (2/3) ... [2020-10-28 17:01:46,700 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d24fb0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:01:46, skipping insertion in model container [2020-10-28 17:01:46,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:01:46" (3/3) ... [2020-10-28 17:01:46,702 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product49.cil.c [2020-10-28 17:01:46,715 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 17:01:46,725 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 17:01:46,739 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 17:01:46,769 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 17:01:46,769 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 17:01:46,769 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 17:01:46,770 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 17:01:46,770 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 17:01:46,770 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 17:01:46,770 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 17:01:46,770 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 17:01:46,796 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states. [2020-10-28 17:01:46,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-28 17:01:46,805 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:01:46,806 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:01:46,807 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:01:46,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:01:46,814 INFO L82 PathProgramCache]: Analyzing trace with hash 1317366177, now seen corresponding path program 1 times [2020-10-28 17:01:46,824 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:01:46,825 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1870486028] [2020-10-28 17:01:46,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:01:47,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:01:47,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:01:47,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:01:47,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:01:49,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:01:49,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:01:52,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:01:52,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-28 17:01:52,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:01:52,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-28 17:01:52,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:01:52,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:01:52,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:01:52,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 17:01:52,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:01:52,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 17:01:52,497 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:01:52,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:01:52,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:01:52,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:01:52,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:01:52,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:01:52,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:01:52,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-28 17:01:52,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:01:52,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:01:52,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:01:52,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:01:52,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:01:52,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:01:52,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:01:52,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:01:52,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:01:52,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:01:52,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:01:52,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:01:52,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:01:52,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:01:52,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:01:52,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:01:52,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:01:52,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:01:52,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:01:52,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:01:52,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:01:52,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:01:52,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:01:52,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:01:52,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:01:52,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:01:52,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:01:52,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:01:52,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:01:52,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:01:52,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:01:52,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:01:52,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:01:52,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:01:52,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:01:52,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:01:52,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:01:52,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:01:52,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:01:52,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:01:52,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:01:52,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:01:52,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:01:52,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:01:52,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:01:52,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:01:52,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:01:52,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:01:52,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:01:52,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:01:52,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:01:52,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:01:52,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:01:52,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:01:52,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:01:52,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:01:52,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:01:52,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:01:52,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:01:52,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:01:52,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:01:52,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:01:52,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:01:52,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:01:52,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:01:52,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:01:52,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:01:52,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:01:52,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:01:52,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:01:52,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:01:52,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:01:52,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:01:52,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:01:52,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:01:52,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:01:52,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:01:52,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:01:52,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:01:52,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:01:52,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:01:52,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:01:52,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:01:52,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:01:52,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:01:52,698 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1870486028] [2020-10-28 17:01:52,701 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:01:52,701 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-28 17:01:52,702 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949597085] [2020-10-28 17:01:52,708 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-28 17:01:52,708 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:01:52,724 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-28 17:01:52,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 17:01:52,728 INFO L87 Difference]: Start difference. First operand 175 states. Second operand 3 states. [2020-10-28 17:01:54,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:01:54,058 INFO L93 Difference]: Finished difference Result 302 states and 394 transitions. [2020-10-28 17:01:54,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-28 17:01:54,060 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-10-28 17:01:54,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:01:54,073 INFO L225 Difference]: With dead ends: 302 [2020-10-28 17:01:54,073 INFO L226 Difference]: Without dead ends: 161 [2020-10-28 17:01:54,078 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 17:01:54,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2020-10-28 17:01:54,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 129. [2020-10-28 17:01:54,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2020-10-28 17:01:54,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 151 transitions. [2020-10-28 17:01:54,177 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 151 transitions. Word has length 47 [2020-10-28 17:01:54,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:01:54,178 INFO L481 AbstractCegarLoop]: Abstraction has 129 states and 151 transitions. [2020-10-28 17:01:54,178 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-28 17:01:54,178 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 151 transitions. [2020-10-28 17:01:54,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-10-28 17:01:54,182 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:01:54,182 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:01:54,182 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 17:01:54,183 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:01:54,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:01:54,183 INFO L82 PathProgramCache]: Analyzing trace with hash -1013758906, now seen corresponding path program 1 times [2020-10-28 17:01:54,184 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:01:54,184 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [765543059] [2020-10-28 17:01:54,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:01:54,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:01:54,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:01:54,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:01:54,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:01:55,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:01:55,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:01:59,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:01:59,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:01:59,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:01:59,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 17:01:59,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:01:59,222 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:01:59,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:01:59,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:01:59,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-28 17:01:59,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:01:59,600 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:01:59,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:01:59,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:01:59,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:01:59,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:01:59,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:01:59,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:01:59,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-28 17:01:59,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:01:59,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:01:59,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:01:59,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:01:59,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:01:59,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:01:59,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:01:59,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:01:59,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:01:59,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:01:59,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:01:59,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:01:59,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:01:59,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:01:59,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:01:59,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:01:59,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:01:59,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:01:59,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:01:59,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:01:59,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:01:59,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:01:59,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:01:59,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:01:59,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:01:59,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:01:59,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:01:59,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:01:59,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:01:59,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:01:59,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:01:59,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:01:59,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:01:59,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:01:59,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:01:59,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:01:59,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:01:59,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:01:59,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:01:59,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:01:59,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:01:59,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:01:59,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:01:59,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:01:59,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:01:59,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:01:59,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:01:59,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:01:59,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:01:59,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:01:59,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:01:59,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:01:59,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:01:59,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:01:59,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:01:59,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:01:59,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:01:59,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:01:59,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 17:01:59,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:01:59,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:01:59,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:01:59,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:01:59,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:01:59,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:01:59,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:01:59,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:01:59,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:01:59,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:01:59,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:01:59,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:01:59,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 17:01:59,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:01:59,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:01:59,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:01:59,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:01:59,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:01:59,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:01:59,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:01:59,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:01:59,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:01:59,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:01:59,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:01:59,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:01:59,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:01:59,773 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [765543059] [2020-10-28 17:01:59,773 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:01:59,773 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:01:59,773 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982758927] [2020-10-28 17:01:59,775 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:01:59,775 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:01:59,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:01:59,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:01:59,776 INFO L87 Difference]: Start difference. First operand 129 states and 151 transitions. Second operand 5 states. [2020-10-28 17:02:00,221 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 17:02:01,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:02:01,415 INFO L93 Difference]: Finished difference Result 266 states and 334 transitions. [2020-10-28 17:02:01,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 17:02:01,416 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 48 [2020-10-28 17:02:01,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:02:01,419 INFO L225 Difference]: With dead ends: 266 [2020-10-28 17:02:01,419 INFO L226 Difference]: Without dead ends: 161 [2020-10-28 17:02:01,421 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-28 17:02:01,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2020-10-28 17:02:01,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 129. [2020-10-28 17:02:01,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2020-10-28 17:02:01,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 150 transitions. [2020-10-28 17:02:01,501 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 150 transitions. Word has length 48 [2020-10-28 17:02:01,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:02:01,502 INFO L481 AbstractCegarLoop]: Abstraction has 129 states and 150 transitions. [2020-10-28 17:02:01,502 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:02:01,502 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 150 transitions. [2020-10-28 17:02:01,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-28 17:02:01,513 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:02:01,513 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:02:01,513 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 17:02:01,514 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:02:01,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:02:01,514 INFO L82 PathProgramCache]: Analyzing trace with hash -438487622, now seen corresponding path program 1 times [2020-10-28 17:02:01,514 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:02:01,515 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1423241828] [2020-10-28 17:02:01,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:02:01,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:01,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:01,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:01,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:02,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:05,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:05,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:06,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:06,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:06,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-28 17:02:06,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 17:02:06,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 17:02:06,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:06,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:06,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:02:06,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 53 [2020-10-28 17:02:06,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 17:02:06,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:06,975 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:02:06,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:02:06,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:07,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:07,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:07,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:07,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:07,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-28 17:02:07,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:07,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:07,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:07,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:07,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:07,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:07,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:02:07,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:07,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:07,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:07,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:07,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:07,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:07,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:07,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:07,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:07,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:07,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:07,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:07,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:02:07,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:07,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:07,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:07,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:07,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:07,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:02:07,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:07,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:07,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:07,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:07,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:07,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:07,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:02:07,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:07,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:07,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:07,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:07,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:07,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:07,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:07,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:07,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:07,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:07,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:07,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:07,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:02:07,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:07,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:07,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:07,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:07,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:07,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:07,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:07,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:07,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:07,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:07,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:07,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:07,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 17:02:07,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:07,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:07,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:07,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:07,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 17:02:07,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:02:07,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 17:02:07,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:07,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:07,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:02:07,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:02:07,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:02:07,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:07,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:07,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:07,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:07,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:07,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:02:07,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:07,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:02:07,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:07,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:07,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:02:07,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:02:07,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 17:02:07,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:07,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:07,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:07,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:07,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:07,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:07,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:07,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:07,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:07,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:07,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:07,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:07,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:02:07,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:07,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 17:02:07,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:07,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:07,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:07,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:07,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:07,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:07,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:07,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:07,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:07,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:07,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:07,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:07,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 17:02:07,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:07,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:07,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:07,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:07,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:07,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:02:07,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:07,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:07,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:07,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:07,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:07,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:07,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:02:07,194 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1423241828] [2020-10-28 17:02:07,194 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:02:07,194 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 17:02:07,195 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158656056] [2020-10-28 17:02:07,197 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 17:02:07,198 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:02:07,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 17:02:07,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-28 17:02:07,199 INFO L87 Difference]: Start difference. First operand 129 states and 150 transitions. Second operand 6 states. [2020-10-28 17:02:07,669 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 17:02:09,377 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:02:10,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:02:10,579 INFO L93 Difference]: Finished difference Result 393 states and 517 transitions. [2020-10-28 17:02:10,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 17:02:10,580 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 65 [2020-10-28 17:02:10,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:02:10,584 INFO L225 Difference]: With dead ends: 393 [2020-10-28 17:02:10,584 INFO L226 Difference]: Without dead ends: 288 [2020-10-28 17:02:10,587 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2020-10-28 17:02:10,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2020-10-28 17:02:10,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 221. [2020-10-28 17:02:10,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2020-10-28 17:02:10,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 264 transitions. [2020-10-28 17:02:10,673 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 264 transitions. Word has length 65 [2020-10-28 17:02:10,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:02:10,674 INFO L481 AbstractCegarLoop]: Abstraction has 221 states and 264 transitions. [2020-10-28 17:02:10,674 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 17:02:10,674 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 264 transitions. [2020-10-28 17:02:10,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-10-28 17:02:10,675 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:02:10,676 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:02:10,676 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 17:02:10,676 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:02:10,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:02:10,677 INFO L82 PathProgramCache]: Analyzing trace with hash -20287677, now seen corresponding path program 1 times [2020-10-28 17:02:10,677 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:02:10,677 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1132408674] [2020-10-28 17:02:10,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:02:10,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:10,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:10,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:11,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:11,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:11,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:14,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:15,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:15,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 117 [2020-10-28 17:02:15,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:02:15,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-28 17:02:15,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:15,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:15,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:15,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 17:02:15,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:02:15,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:16,139 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:02:16,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:02:16,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:16,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:16,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:16,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:16,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:16,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-28 17:02:16,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:16,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:16,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:16,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:16,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:16,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:16,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:02:16,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:16,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:16,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:16,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:16,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:16,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:02:16,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:16,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:16,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:16,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:16,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:16,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:16,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:02:16,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:16,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:16,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:16,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:16,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:16,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:16,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:16,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:16,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:16,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:16,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:16,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:16,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:02:16,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:16,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:16,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:16,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:16,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:16,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:16,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:16,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:16,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:16,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:16,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:16,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:16,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:02:16,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:16,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:16,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:16,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:16,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:16,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:16,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:16,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:16,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:16,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:16,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:16,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:16,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-28 17:02:16,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:16,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:16,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:16,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 17:02:16,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:16,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:02:16,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:16,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:16,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:16,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 36 [2020-10-28 17:02:16,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:16,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:16,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:16,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:16,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:16,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:16,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 17:02:16,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:16,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:02:16,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:16,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:16,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:16,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:16,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:16,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:16,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:16,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:16,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:16,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:16,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:02:16,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:16,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:02:16,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:16,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:16,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:16,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:16,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:16,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:16,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:02:16,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:16,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:16,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:16,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:02:16,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:16,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:16,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:16,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:16,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:16,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:16,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:16,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:16,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:02:16,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:16,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:16,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:16,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:16,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:16,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:16,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:16,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:16,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:16,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:16,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:16,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:16,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-28 17:02:16,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:16,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:16,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:16,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:16,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:16,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:16,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:16,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:16,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:16,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:16,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:16,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:16,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-28 17:02:16,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:16,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:16,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:16,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:16,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:16,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:16,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:16,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:16,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:16,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:16,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:16,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:16,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:02:16,314 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1132408674] [2020-10-28 17:02:16,315 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:02:16,315 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:02:16,315 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26510442] [2020-10-28 17:02:16,315 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:02:16,316 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:02:16,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:02:16,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:02:16,317 INFO L87 Difference]: Start difference. First operand 221 states and 264 transitions. Second operand 5 states. [2020-10-28 17:02:16,990 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:02:18,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:02:18,260 INFO L93 Difference]: Finished difference Result 392 states and 467 transitions. [2020-10-28 17:02:18,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 17:02:18,268 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 75 [2020-10-28 17:02:18,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:02:18,273 INFO L225 Difference]: With dead ends: 392 [2020-10-28 17:02:18,274 INFO L226 Difference]: Without dead ends: 231 [2020-10-28 17:02:18,275 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:02:18,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2020-10-28 17:02:18,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 196. [2020-10-28 17:02:18,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2020-10-28 17:02:18,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 223 transitions. [2020-10-28 17:02:18,331 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 223 transitions. Word has length 75 [2020-10-28 17:02:18,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:02:18,332 INFO L481 AbstractCegarLoop]: Abstraction has 196 states and 223 transitions. [2020-10-28 17:02:18,332 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:02:18,332 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 223 transitions. [2020-10-28 17:02:18,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-10-28 17:02:18,333 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:02:18,334 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:02:18,334 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 17:02:18,334 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:02:18,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:02:18,335 INFO L82 PathProgramCache]: Analyzing trace with hash 644699032, now seen corresponding path program 1 times [2020-10-28 17:02:18,335 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:02:18,335 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [428127416] [2020-10-28 17:02:18,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:02:18,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:18,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:18,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:18,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:18,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:20,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:23,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:23,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 119 [2020-10-28 17:02:23,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:02:23,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4804 [2020-10-28 17:02:23,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:23,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:23,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:02:23,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 59 [2020-10-28 17:02:23,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-28 17:02:23,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:23,585 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:02:23,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:02:23,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:23,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:23,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:23,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:23,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:23,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-28 17:02:23,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:23,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:23,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:23,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:23,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:23,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:23,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:02:23,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:23,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:23,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:23,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:23,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:23,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:23,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:23,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:23,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:23,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:23,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:23,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:23,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:02:23,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:23,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:23,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:23,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:23,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:23,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:23,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:23,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:23,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:23,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:23,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:23,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:23,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:02:23,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:23,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:23,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:23,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:23,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:23,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:23,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:23,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:23,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:23,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:23,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:23,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:23,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:02:23,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:23,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:23,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:23,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:23,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:23,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:23,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:23,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:23,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:23,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:23,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:23,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:23,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 17:02:23,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:23,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:23,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:23,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:23,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 17:02:23,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:02:23,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-28 17:02:23,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:23,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:23,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:23,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:23,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:02:23,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:23,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:23,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:23,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:23,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:23,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 17:02:23,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:23,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:02:23,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:23,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:23,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:23,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:23,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:02:23,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:23,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:23,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:23,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:23,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:23,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:02:23,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:23,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:02:23,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:23,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:23,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:23,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:23,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 17:02:23,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:23,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:02:23,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:23,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:23,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:23,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:02:23,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:23,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:23,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:23,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:23,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:23,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:23,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:23,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:23,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:02:23,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:23,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:23,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:23,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:23,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:23,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:02:23,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:23,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:23,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:23,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:23,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:02:23,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:23,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 17:02:23,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:23,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:23,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:23,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:23,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:23,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:02:23,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:23,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:23,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:23,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:23,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:23,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:23,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-28 17:02:23,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:23,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:23,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:23,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:23,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:23,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:02:23,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:23,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:23,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:02:23,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:23,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:23,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:23,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:02:23,865 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [428127416] [2020-10-28 17:02:23,866 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:02:23,866 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 17:02:23,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648516745] [2020-10-28 17:02:23,868 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:02:23,868 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:02:23,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:02:23,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:02:23,869 INFO L87 Difference]: Start difference. First operand 196 states and 223 transitions. Second operand 8 states. [2020-10-28 17:02:24,455 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:02:25,869 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:02:26,284 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:02:26,763 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:02:27,218 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:02:27,626 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:02:28,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:02:28,633 INFO L93 Difference]: Finished difference Result 241 states and 290 transitions. [2020-10-28 17:02:28,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 17:02:28,634 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 79 [2020-10-28 17:02:28,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:02:28,637 INFO L225 Difference]: With dead ends: 241 [2020-10-28 17:02:28,637 INFO L226 Difference]: Without dead ends: 237 [2020-10-28 17:02:28,639 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-28 17:02:28,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2020-10-28 17:02:28,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 196. [2020-10-28 17:02:28,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2020-10-28 17:02:28,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 222 transitions. [2020-10-28 17:02:28,694 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 222 transitions. Word has length 79 [2020-10-28 17:02:28,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:02:28,694 INFO L481 AbstractCegarLoop]: Abstraction has 196 states and 222 transitions. [2020-10-28 17:02:28,694 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:02:28,695 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 222 transitions. [2020-10-28 17:02:28,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-10-28 17:02:28,696 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:02:28,696 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:02:28,696 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 17:02:28,696 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:02:28,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:02:28,697 INFO L82 PathProgramCache]: Analyzing trace with hash -2080244999, now seen corresponding path program 1 times [2020-10-28 17:02:28,697 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:02:28,697 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1140802268] [2020-10-28 17:02:28,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:02:28,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:28,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:28,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:32,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:32,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 120 [2020-10-28 17:02:32,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:02:32,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3440 [2020-10-28 17:02:32,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:32,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:32,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:02:32,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 77 [2020-10-28 17:02:32,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:02:32,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:32,557 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:02:32,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:02:32,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:32,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:32,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:32,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:32,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:32,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 17:02:32,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:32,594 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:32,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:32,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:32,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:32,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:32,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:02:32,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:32,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:32,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:32,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:32,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:32,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:32,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:32,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:32,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:32,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:32,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:32,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:32,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:02:32,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:32,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:32,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:32,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:32,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:32,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:32,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:32,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:32,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:32,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:32,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:32,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:32,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:02:32,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:32,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:32,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:32,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:32,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:32,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:32,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:32,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:32,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:32,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:32,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:32,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:32,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:02:32,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:32,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:32,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:32,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:32,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:32,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:32,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:32,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:32,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:32,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:32,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:32,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:32,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 17:02:32,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:32,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:32,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:32,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:02:32,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:32,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 17:02:32,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:32,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:32,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:02:32,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 17:02:32,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:02:32,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:32,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:32,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:32,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:32,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:32,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:02:32,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:32,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 17:02:32,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:32,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:32,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:02:32,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 17:02:32,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:02:32,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:32,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:32,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:32,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:32,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:32,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:02:32,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:32,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:02:32,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:32,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:32,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:02:32,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:32,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 17:02:32,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:32,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:02:32,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:32,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:32,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:32,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:02:32,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:32,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:32,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:32,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:32,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:32,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:32,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:32,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:32,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:02:32,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:32,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:32,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:32,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:32,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:32,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:32,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:32,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:32,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:32,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:32,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:32,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:32,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-28 17:02:32,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:32,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:32,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:32,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:32,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:32,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:32,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:32,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:32,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:32,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:32,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:32,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:32,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-28 17:02:32,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:32,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:32,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:32,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:32,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:32,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:32,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:32,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:32,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:32,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:32,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:32,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:32,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:02:32,802 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1140802268] [2020-10-28 17:02:32,804 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:02:32,804 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 17:02:32,804 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551574474] [2020-10-28 17:02:32,805 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:02:32,805 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:02:32,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:02:32,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:02:32,806 INFO L87 Difference]: Start difference. First operand 196 states and 222 transitions. Second operand 8 states. [2020-10-28 17:02:33,906 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:02:34,318 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:02:34,729 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:02:35,145 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:02:36,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:02:36,227 INFO L93 Difference]: Finished difference Result 408 states and 488 transitions. [2020-10-28 17:02:36,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-28 17:02:36,228 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 80 [2020-10-28 17:02:36,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:02:36,230 INFO L225 Difference]: With dead ends: 408 [2020-10-28 17:02:36,230 INFO L226 Difference]: Without dead ends: 236 [2020-10-28 17:02:36,231 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:02:36,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2020-10-28 17:02:36,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 201. [2020-10-28 17:02:36,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 201 states. [2020-10-28 17:02:36,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 227 transitions. [2020-10-28 17:02:36,285 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 227 transitions. Word has length 80 [2020-10-28 17:02:36,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:02:36,285 INFO L481 AbstractCegarLoop]: Abstraction has 201 states and 227 transitions. [2020-10-28 17:02:36,285 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:02:36,285 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 227 transitions. [2020-10-28 17:02:36,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-10-28 17:02:36,286 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:02:36,287 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:02:36,287 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 17:02:36,287 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:02:36,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:02:36,287 INFO L82 PathProgramCache]: Analyzing trace with hash -1378645125, now seen corresponding path program 1 times [2020-10-28 17:02:36,288 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:02:36,288 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [655747181] [2020-10-28 17:02:36,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:02:36,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:36,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:36,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:38,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:38,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 120 [2020-10-28 17:02:38,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:02:38,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2262 [2020-10-28 17:02:38,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:38,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:38,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:02:38,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 73 [2020-10-28 17:02:38,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:38,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:38,925 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:02:38,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:02:38,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:38,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:38,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:38,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:38,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:38,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 17:02:38,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:38,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:38,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:38,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:38,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:38,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:38,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:02:38,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:38,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:38,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:38,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:38,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:38,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:38,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:38,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:38,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:38,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:38,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:38,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:38,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:02:38,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:38,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:38,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:38,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:38,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:38,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:38,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:38,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:38,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:38,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:38,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:38,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:38,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:02:38,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:38,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:38,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:38,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:38,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:38,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:38,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:38,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:38,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:38,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:38,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:38,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:38,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:02:38,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:38,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:38,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:38,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:38,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:38,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:38,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:38,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:38,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:38,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:38,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:38,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:38,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 17:02:39,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:39,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:39,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:39,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:02:39,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:39,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 17:02:39,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:39,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:39,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:02:39,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 17:02:39,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:39,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:39,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:39,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:39,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:39,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:39,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:02:39,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:39,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 17:02:39,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:39,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:39,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:02:39,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:02:39,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:39,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:39,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:39,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:39,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:39,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:39,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:02:39,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:39,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:02:39,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:39,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:39,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:02:39,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 17:02:39,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:39,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:39,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:02:39,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:39,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:39,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:39,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:02:39,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:39,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:02:39,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:39,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:39,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:02:39,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:39,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:39,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:39,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:02:39,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:39,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:39,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:39,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:39,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:39,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:39,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:39,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:39,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:39,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:39,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:39,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:39,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-28 17:02:39,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:39,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:39,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:39,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:39,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:39,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:39,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:39,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:39,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:39,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:39,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:39,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:39,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-28 17:02:39,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:39,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:39,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:39,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:39,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:39,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:39,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:39,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:39,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:39,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:39,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:39,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:39,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:02:39,121 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [655747181] [2020-10-28 17:02:39,121 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:02:39,121 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 17:02:39,121 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168964046] [2020-10-28 17:02:39,122 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 17:02:39,122 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:02:39,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 17:02:39,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:02:39,123 INFO L87 Difference]: Start difference. First operand 201 states and 227 transitions. Second operand 7 states. [2020-10-28 17:02:40,189 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:02:40,623 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:02:41,023 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:02:42,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:02:42,146 INFO L93 Difference]: Finished difference Result 420 states and 507 transitions. [2020-10-28 17:02:42,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 17:02:42,147 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 80 [2020-10-28 17:02:42,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:02:42,151 INFO L225 Difference]: With dead ends: 420 [2020-10-28 17:02:42,151 INFO L226 Difference]: Without dead ends: 243 [2020-10-28 17:02:42,152 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-28 17:02:42,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2020-10-28 17:02:42,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 205. [2020-10-28 17:02:42,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2020-10-28 17:02:42,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 231 transitions. [2020-10-28 17:02:42,204 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 231 transitions. Word has length 80 [2020-10-28 17:02:42,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:02:42,204 INFO L481 AbstractCegarLoop]: Abstraction has 205 states and 231 transitions. [2020-10-28 17:02:42,204 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 17:02:42,205 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 231 transitions. [2020-10-28 17:02:42,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-10-28 17:02:42,206 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:02:42,206 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:02:42,206 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 17:02:42,206 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:02:42,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:02:42,207 INFO L82 PathProgramCache]: Analyzing trace with hash 346835772, now seen corresponding path program 1 times [2020-10-28 17:02:42,207 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:02:42,207 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [534477226] [2020-10-28 17:02:42,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:02:42,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:42,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:42,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:43,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:44,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:44,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 120 [2020-10-28 17:02:44,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:02:44,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2115 [2020-10-28 17:02:44,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:44,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:44,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:02:44,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 73 [2020-10-28 17:02:44,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-28 17:02:44,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:44,710 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:02:44,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:02:44,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:44,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:44,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:44,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:44,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:44,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-28 17:02:44,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:44,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:44,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:44,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:44,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:44,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:44,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:02:44,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:44,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:44,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:44,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:44,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:44,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:44,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:44,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:44,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:44,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:44,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:44,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:44,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:02:44,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:44,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:44,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:44,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:44,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:44,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:02:44,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:44,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:44,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:44,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:44,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:44,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:44,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:02:44,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:44,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:44,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:44,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:44,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:44,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:44,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:44,808 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:44,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:44,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:44,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:44,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:44,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:02:44,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:44,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:44,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:44,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:44,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:44,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:44,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:44,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:44,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:44,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:44,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:44,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:44,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 17:02:44,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:44,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:44,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:44,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:02:44,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:44,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 17:02:44,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:44,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:44,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:44,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:44,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 17:02:44,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:44,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:44,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:44,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:44,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:44,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:02:44,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:44,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:02:44,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:44,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:44,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:44,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:44,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 17:02:44,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:44,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:44,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:44,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:44,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:44,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:02:44,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:44,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:02:44,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:44,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:44,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:44,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:44,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:02:44,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:44,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:02:44,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:44,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:44,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:44,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:02:44,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:44,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:02:44,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:44,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:44,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:44,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:44,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:02:44,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:44,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:02:44,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:44,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:44,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:44,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:44,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:44,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:02:44,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:44,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:44,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:44,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:44,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:44,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:44,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-28 17:02:44,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:44,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:44,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:44,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:44,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:44,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:02:44,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:44,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:44,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:02:44,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:44,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:44,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:44,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-28 17:02:44,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:44,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:44,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:44,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:44,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:44,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:44,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:44,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:44,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:44,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:44,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:44,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:45,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:02:45,015 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [534477226] [2020-10-28 17:02:45,015 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:02:45,015 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 17:02:45,016 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761279575] [2020-10-28 17:02:45,016 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:02:45,017 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:02:45,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:02:45,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:02:45,021 INFO L87 Difference]: Start difference. First operand 205 states and 231 transitions. Second operand 8 states. [2020-10-28 17:02:45,991 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 17:02:47,278 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 17:02:47,674 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 17:02:48,073 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:02:48,440 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:02:48,797 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 17:02:50,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:02:50,124 INFO L93 Difference]: Finished difference Result 515 states and 669 transitions. [2020-10-28 17:02:50,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 17:02:50,125 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 80 [2020-10-28 17:02:50,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:02:50,128 INFO L225 Difference]: With dead ends: 515 [2020-10-28 17:02:50,128 INFO L226 Difference]: Without dead ends: 334 [2020-10-28 17:02:50,129 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 25 SyntacticMatches, 4 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-28 17:02:50,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2020-10-28 17:02:50,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 282. [2020-10-28 17:02:50,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2020-10-28 17:02:50,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 337 transitions. [2020-10-28 17:02:50,209 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 337 transitions. Word has length 80 [2020-10-28 17:02:50,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:02:50,210 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 337 transitions. [2020-10-28 17:02:50,210 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:02:50,210 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 337 transitions. [2020-10-28 17:02:50,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-10-28 17:02:50,212 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:02:50,212 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:02:50,213 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 17:02:50,213 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:02:50,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:02:50,214 INFO L82 PathProgramCache]: Analyzing trace with hash -1988449701, now seen corresponding path program 1 times [2020-10-28 17:02:50,214 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:02:50,214 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [297837357] [2020-10-28 17:02:50,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:02:50,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:50,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:50,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:50,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:52,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:52,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:55,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:55,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 191 [2020-10-28 17:02:55,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:02:55,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 17:02:55,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:55,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:55,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:02:55,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 140 [2020-10-28 17:02:55,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-28 17:02:55,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:55,650 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:02:55,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:02:55,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:55,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:55,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:55,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:55,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:55,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 17:02:55,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:55,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:55,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:55,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:55,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:55,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:55,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:02:55,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:55,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:55,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:55,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:55,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:55,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:55,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:55,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:55,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:55,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:55,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:55,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:55,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:02:55,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:55,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:55,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:55,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:55,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:55,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:55,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:55,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:55,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:55,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:55,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:55,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:55,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:02:55,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:55,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:55,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:55,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:55,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:55,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:55,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:55,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:55,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:55,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:55,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:55,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:55,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:02:55,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:55,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:55,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:55,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:55,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:55,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:55,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:55,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:55,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:55,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:55,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:55,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:55,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:02:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:55,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:55,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:55,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 17:02:55,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:55,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:02:55,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:55,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:55,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:55,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:55,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:55,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:55,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:55,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:55,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:55,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:55,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:02:55,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:55,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:02:55,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:55,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:55,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:55,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:55,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:55,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:55,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:55,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:55,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:55,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:55,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:02:55,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:55,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:02:55,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:55,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:55,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:55,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:55,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:55,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:55,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:55,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:55,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:55,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:55,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:02:55,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:55,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:55,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:55,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:55,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:55,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:55,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:55,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:55,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:02:55,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:55,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:55,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:55,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:02:55,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:55,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:55,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:55,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:55,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:55,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:55,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:55,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:55,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:02:55,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:55,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:55,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:55,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:55,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:55,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:55,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:55,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:55,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:55,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:55,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:55,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:55,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 17:02:55,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:55,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:55,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:55,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:02:55,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:55,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:55,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:55,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:55,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:55,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:55,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:55,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:55,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:02:55,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:55,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:55,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:55,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:55,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:55,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:02:55,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:55,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:55,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:55,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:55,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:55,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:55,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-28 17:02:55,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:55,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:55,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:55,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:55,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:55,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:55,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:55,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:55,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:55,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:55,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:55,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:55,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-28 17:02:55,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:55,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:55,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:55,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:55,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 17:02:55,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:02:55,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-28 17:02:55,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:55,902 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:55,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:02:55,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:55,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 17:02:55,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:55,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:55,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:55,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:55,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:55,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:02:55,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:55,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 17:02:55,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:55,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:55,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:02:55,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:55,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 17:02:55,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:56,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:02:56,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:56,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:56,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:56,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:56,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:56,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:02:56,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:56,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:56,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:02:56,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:56,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:02:56,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:56,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 17:02:56,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:56,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:56,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:56,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:02:56,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:56,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:02:56,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:56,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:56,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:02:56,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:56,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:02:56,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 17:02:56,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:02:56,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:56,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:56,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:56,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:02:56,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:56,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:56,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:56,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:56,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:56,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:56,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:56,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 17:02:56,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 17:02:56,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:56,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:56,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:56,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:56,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:56,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:02:56,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:56,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:56,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:02:56,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:02:56,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:02:56,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:02:56,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-28 17:02:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:02:56,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:02:56,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:02:56,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:02:56,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:02:56,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:02:56,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:02:56,157 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:02:56,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:02:56,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:02:56,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:02:56,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:02:56,207 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-28 17:02:56,208 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [297837357] [2020-10-28 17:02:56,208 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:02:56,208 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-28 17:02:56,209 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350676355] [2020-10-28 17:02:56,209 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-28 17:02:56,210 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:02:56,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-28 17:02:56,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-10-28 17:02:56,211 INFO L87 Difference]: Start difference. First operand 282 states and 337 transitions. Second operand 13 states. [2020-10-28 17:02:56,903 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:02:58,626 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:02:59,049 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:02:59,460 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:02:59,833 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 17:03:00,318 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 17:03:01,060 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 17:03:01,458 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 17:03:01,847 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:03:03,194 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 207 [2020-10-28 17:03:03,992 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 207 [2020-10-28 17:03:04,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:03:04,541 INFO L93 Difference]: Finished difference Result 775 states and 1034 transitions. [2020-10-28 17:03:04,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-28 17:03:04,541 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 133 [2020-10-28 17:03:04,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:03:04,546 INFO L225 Difference]: With dead ends: 775 [2020-10-28 17:03:04,546 INFO L226 Difference]: Without dead ends: 517 [2020-10-28 17:03:04,548 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=169, Invalid=533, Unknown=0, NotChecked=0, Total=702 [2020-10-28 17:03:04,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2020-10-28 17:03:04,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 413. [2020-10-28 17:03:04,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2020-10-28 17:03:04,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 513 transitions. [2020-10-28 17:03:04,661 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 513 transitions. Word has length 133 [2020-10-28 17:03:04,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:03:04,661 INFO L481 AbstractCegarLoop]: Abstraction has 413 states and 513 transitions. [2020-10-28 17:03:04,662 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-28 17:03:04,662 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 513 transitions. [2020-10-28 17:03:04,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-28 17:03:04,664 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:03:04,665 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:03:04,665 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 17:03:04,665 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:03:04,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:03:04,666 INFO L82 PathProgramCache]: Analyzing trace with hash -150477987, now seen corresponding path program 1 times [2020-10-28 17:03:04,666 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:03:04,666 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1011790892] [2020-10-28 17:03:04,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:03:04,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:04,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:04,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:04,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:06,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:09,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:09,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 197 [2020-10-28 17:03:09,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:03:09,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-28 17:03:09,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:09,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:09,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:03:09,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-28 17:03:09,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-28 17:03:09,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:10,046 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:03:10,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:03:10,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:10,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:10,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:10,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:10,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:10,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-28 17:03:10,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:10,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:10,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:10,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:10,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:10,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:10,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:03:10,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:10,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:10,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:10,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:10,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:10,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:10,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:10,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:10,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:10,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:10,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:10,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:10,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:03:10,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:10,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:10,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:10,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:10,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:10,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:10,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:10,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:10,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:10,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:10,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:10,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:10,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:03:10,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:10,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:10,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:10,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:10,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:10,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:10,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:10,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:10,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:10,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:10,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:10,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:10,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:03:10,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:10,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:10,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:10,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:10,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:10,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:10,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:10,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:10,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:10,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:10,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:10,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:10,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 17:03:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:10,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:10,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:10,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:10,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:10,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:10,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:10,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:10,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:10,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:10,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:03:10,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:10,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 17:03:10,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:10,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:10,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:10,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:10,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 17:03:10,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:03:10,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 17:03:10,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:10,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:10,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:10,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:10,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 17:03:10,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:10,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:10,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:10,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:10,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:10,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:03:10,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:10,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:03:10,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:10,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:10,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:10,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:10,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 17:03:10,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:10,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:10,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:10,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:10,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:10,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:03:10,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:10,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:03:10,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:10,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:10,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:10,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:10,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 17:03:10,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:10,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:10,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:10,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:10,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:10,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:03:10,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:10,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:03:10,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:10,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:10,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:10,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:10,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:03:10,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:10,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:10,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:10,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:10,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:10,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:03:10,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:10,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:10,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:10,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:10,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:10,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:10,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:03:10,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:10,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:03:10,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:10,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:10,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:10,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:10,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:10,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:10,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:10,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:10,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:10,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:10,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:03:10,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:10,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 17:03:10,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:10,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:10,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:10,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:03:10,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:10,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:03:10,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:10,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:10,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:10,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:10,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 17:03:10,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:10,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:10,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:10,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:10,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:10,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:10,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:10,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:10,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:10,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:10,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:10,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:10,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:10,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:10,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-28 17:03:10,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:10,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:10,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:10,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:10,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:10,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:03:10,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:10,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:10,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:03:10,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:03:10,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:03:10,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:10,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-28 17:03:10,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:10,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:10,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:10,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 17:03:10,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:10,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 17:03:10,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:10,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:10,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:03:10,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:03:10,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:03:10,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:10,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:10,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:10,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:10,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:10,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:03:10,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:10,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:03:10,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:10,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:10,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:03:10,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:10,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 17:03:10,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:10,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:10,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:10,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:10,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:10,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:10,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:10,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:03:10,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:10,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:10,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:03:10,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:10,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:03:10,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:10,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 17:03:10,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:10,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:10,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:10,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:03:10,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:10,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:03:10,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:10,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:10,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:03:10,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:10,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:03:10,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:10,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:10,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:10,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:10,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:10,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:10,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:10,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:10,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:10,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:10,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:10,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:10,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:10,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:10,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-28 17:03:10,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:10,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:10,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:10,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:10,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:10,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:10,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:10,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:10,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:10,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:03:10,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:10,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:10,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-28 17:03:10,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:10,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:10,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:10,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:10,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:10,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:10,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:10,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:10,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:10,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:03:10,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:10,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:10,523 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-28 17:03:10,524 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1011790892] [2020-10-28 17:03:10,524 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:03:10,524 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-28 17:03:10,524 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984737373] [2020-10-28 17:03:10,525 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-28 17:03:10,525 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:03:10,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-28 17:03:10,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2020-10-28 17:03:10,526 INFO L87 Difference]: Start difference. First operand 413 states and 513 transitions. Second operand 13 states. [2020-10-28 17:03:11,089 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 17:03:11,743 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 17:03:14,119 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 207 [2020-10-28 17:03:14,908 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 207 [2020-10-28 17:03:15,686 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-28 17:03:16,595 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 17:03:17,035 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 17:03:17,458 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:03:17,847 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 17:03:19,854 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-28 17:03:20,332 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-28 17:03:21,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:03:21,939 INFO L93 Difference]: Finished difference Result 1297 states and 1766 transitions. [2020-10-28 17:03:21,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-10-28 17:03:21,941 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 137 [2020-10-28 17:03:21,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:03:21,948 INFO L225 Difference]: With dead ends: 1297 [2020-10-28 17:03:21,948 INFO L226 Difference]: Without dead ends: 908 [2020-10-28 17:03:21,951 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 53 SyntacticMatches, 6 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=298, Invalid=1034, Unknown=0, NotChecked=0, Total=1332 [2020-10-28 17:03:21,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 908 states. [2020-10-28 17:03:22,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 908 to 733. [2020-10-28 17:03:22,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 733 states. [2020-10-28 17:03:22,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 733 states and 897 transitions. [2020-10-28 17:03:22,156 INFO L78 Accepts]: Start accepts. Automaton has 733 states and 897 transitions. Word has length 137 [2020-10-28 17:03:22,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:03:22,157 INFO L481 AbstractCegarLoop]: Abstraction has 733 states and 897 transitions. [2020-10-28 17:03:22,157 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-28 17:03:22,157 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 897 transitions. [2020-10-28 17:03:22,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2020-10-28 17:03:22,161 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:03:22,161 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:03:22,161 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 17:03:22,162 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:03:22,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:03:22,162 INFO L82 PathProgramCache]: Analyzing trace with hash -619804518, now seen corresponding path program 1 times [2020-10-28 17:03:22,163 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:03:22,163 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1383957350] [2020-10-28 17:03:22,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:03:22,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:22,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:22,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:23,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 262 [2020-10-28 17:03:27,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:03:27,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-28 17:03:27,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:03:27,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 144 [2020-10-28 17:03:27,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:03:27,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,574 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:03:27,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:03:27,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:27,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 17:03:27,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:27,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:03:27,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:27,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:27,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:27,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:03:27,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:27,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:27,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:27,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:03:27,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:27,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:27,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:27,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:03:27,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:27,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:27,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:27,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:03:27,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 17:03:27,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:03:27,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:27,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:27,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:03:27,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:03:27,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:27,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:27,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:03:27,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:03:27,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:27,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:27,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:03:27,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:27,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:27,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:27,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:03:27,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:27,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:27,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:03:27,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:03:27,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:27,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:27,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:27,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 17:03:27,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:03:27,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:27,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:27,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:27,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:27,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:27,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:27,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-28 17:03:27,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-28 17:03:27,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 17:03:27,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:03:27,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 17:03:27,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:03:27,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:27,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:27,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:27,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:27,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:03:27,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 17:03:27,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 17:03:27,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:03:27,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 17:03:27,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:03:27,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:27,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:03:27,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:03:27,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:03:27,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:27,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 17:03:27,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:27,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:27,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:27,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:27,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 17:03:27,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:03:27,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:27,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:03:27,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:27,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:27,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:27,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:27,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:03:27,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:03:27,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:03:27,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-28 17:03:27,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:27,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:27,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:27,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:27,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-28 17:03:27,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:27,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:27,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:03:27,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-28 17:03:27,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 17:03:27,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:03:27,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-28 17:03:27,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:27,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:03:27,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:03:27,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:27,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:03:27,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:27,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:27,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:27,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 17:03:27,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:03:27,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:27,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:27,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:03:27,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:03:27,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:03:27,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:03:27,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-28 17:03:27,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:27,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:27,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:03:27,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-28 17:03:27,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:03:27,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:03:27,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:03:27,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:03:27,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:03:27,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:03:27,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:03:27,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:03:27,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:03:27,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:03:27,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:03:27,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:03:27,970 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 39 proven. 8 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-10-28 17:03:27,970 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1383957350] [2020-10-28 17:03:27,971 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:03:27,971 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 17:03:27,971 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623097793] [2020-10-28 17:03:27,972 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 17:03:27,974 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:03:27,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 17:03:27,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-28 17:03:27,976 INFO L87 Difference]: Start difference. First operand 733 states and 897 transitions. Second operand 10 states. [2020-10-28 17:03:29,872 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:03:30,272 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:03:30,676 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:03:31,062 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:03:31,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:03:31,496 INFO L93 Difference]: Finished difference Result 1009 states and 1271 transitions. [2020-10-28 17:03:31,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 17:03:31,497 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 186 [2020-10-28 17:03:31,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:03:31,499 INFO L225 Difference]: With dead ends: 1009 [2020-10-28 17:03:31,499 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 17:03:31,502 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-28 17:03:31,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 17:03:31,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 17:03:31,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 17:03:31,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 17:03:31,503 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 186 [2020-10-28 17:03:31,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:03:31,504 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 17:03:31,504 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 17:03:31,504 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 17:03:31,504 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 17:03:31,504 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-28 17:03:31,506 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 17:03:31,759 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-10-28 17:03:34,433 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 281 DAG size of output: 267 [2020-10-28 17:03:36,475 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 271 [2020-10-28 17:03:37,503 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 271 [2020-10-28 17:03:38,158 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 266 [2020-10-28 17:03:39,467 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 11 [2020-10-28 17:03:39,821 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 19 [2020-10-28 17:03:40,067 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-28 17:03:40,390 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 20 [2020-10-28 17:03:40,678 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-28 17:03:41,080 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 20 [2020-10-28 17:03:41,420 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 20 [2020-10-28 17:03:42,783 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 211 DAG size of output: 23 [2020-10-28 17:03:43,127 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:03:44,009 WARN L193 SmtUtils]: Spent 875.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 25 [2020-10-28 17:03:44,304 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-28 17:03:44,689 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 17 [2020-10-28 17:03:45,522 WARN L193 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 22 [2020-10-28 17:03:45,863 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 15 [2020-10-28 17:03:46,186 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 16 [2020-10-28 17:03:47,112 WARN L193 SmtUtils]: Spent 922.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 19 [2020-10-28 17:03:47,897 WARN L193 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 21 [2020-10-28 17:03:48,171 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-28 17:03:48,569 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 30 [2020-10-28 17:03:49,684 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 215 DAG size of output: 23 [2020-10-28 17:03:49,960 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-28 17:03:50,274 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 20 [2020-10-28 17:03:50,800 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 14 [2020-10-28 17:03:51,102 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 20 [2020-10-28 17:03:51,427 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-28 17:03:52,024 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 14 [2020-10-28 17:03:52,309 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 20 [2020-10-28 17:03:53,446 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 215 DAG size of output: 23 [2020-10-28 17:03:54,382 WARN L193 SmtUtils]: Spent 932.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 23 [2020-10-28 17:03:54,602 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-28 17:03:54,906 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 20 [2020-10-28 17:03:55,209 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 20 [2020-10-28 17:03:55,520 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 23 [2020-10-28 17:03:55,741 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-28 17:03:56,101 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 13 [2020-10-28 17:03:57,020 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 26 [2020-10-28 17:03:57,573 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 15 [2020-10-28 17:03:57,591 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 17:03:57,592 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 17:03:57,592 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 17:03:57,592 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 17:03:57,592 INFO L274 CegarLoopResult]: For program point L674-1(lines 674 678) no Hoare annotation was computed. [2020-10-28 17:03:57,593 INFO L274 CegarLoopResult]: For program point L669(line 669) no Hoare annotation was computed. [2020-10-28 17:03:57,593 INFO L274 CegarLoopResult]: For program point L668-2(lines 668 689) no Hoare annotation was computed. [2020-10-28 17:03:57,593 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 643 698) no Hoare annotation was computed. [2020-10-28 17:03:57,593 INFO L274 CegarLoopResult]: For program point L690(lines 667 691) no Hoare annotation was computed. [2020-10-28 17:03:57,593 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 643 698) no Hoare annotation was computed. [2020-10-28 17:03:57,593 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 643 698) no Hoare annotation was computed. [2020-10-28 17:03:57,593 INFO L274 CegarLoopResult]: For program point L674(lines 674 678) no Hoare annotation was computed. [2020-10-28 17:03:57,593 INFO L274 CegarLoopResult]: For program point L731(lines 731 735) no Hoare annotation was computed. [2020-10-28 17:03:57,593 INFO L274 CegarLoopResult]: For program point L731-1(lines 731 735) no Hoare annotation was computed. [2020-10-28 17:03:57,594 INFO L274 CegarLoopResult]: For program point L726(line 726) no Hoare annotation was computed. [2020-10-28 17:03:57,594 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 699 758) no Hoare annotation was computed. [2020-10-28 17:03:57,594 INFO L274 CegarLoopResult]: For program point L725-2(lines 725 750) no Hoare annotation was computed. [2020-10-28 17:03:57,594 INFO L274 CegarLoopResult]: For program point L751(lines 724 752) no Hoare annotation was computed. [2020-10-28 17:03:57,594 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 699 758) no Hoare annotation was computed. [2020-10-28 17:03:57,594 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 699 758) no Hoare annotation was computed. [2020-10-28 17:03:57,594 INFO L274 CegarLoopResult]: For program point L744(line 744) no Hoare annotation was computed. [2020-10-28 17:03:57,594 INFO L274 CegarLoopResult]: For program point L744-1(line 744) no Hoare annotation was computed. [2020-10-28 17:03:57,594 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 548 554) the Hoare annotation is: true [2020-10-28 17:03:57,594 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 548 554) no Hoare annotation was computed. [2020-10-28 17:03:57,594 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 555 563) no Hoare annotation was computed. [2020-10-28 17:03:57,594 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 555 563) the Hoare annotation is: true [2020-10-28 17:03:57,595 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 555 563) no Hoare annotation was computed. [2020-10-28 17:03:57,595 INFO L274 CegarLoopResult]: For program point L577(lines 577 583) no Hoare annotation was computed. [2020-10-28 17:03:57,595 INFO L270 CegarLoopResult]: At program point L575(line 575) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~pumpRunning~0 0)) (not (<= 1 ~waterLevel~0)) .cse0) (or .cse0 (not (<= 2 ~waterLevel~0))))) [2020-10-28 17:03:57,595 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 565 589) the Hoare annotation is: true [2020-10-28 17:03:57,595 INFO L274 CegarLoopResult]: For program point L575-1(line 575) no Hoare annotation was computed. [2020-10-28 17:03:57,595 INFO L274 CegarLoopResult]: For program point L573(lines 573 586) no Hoare annotation was computed. [2020-10-28 17:03:57,595 INFO L274 CegarLoopResult]: For program point L573-1(lines 565 589) no Hoare annotation was computed. [2020-10-28 17:03:57,595 INFO L277 CegarLoopResult]: At program point L571(line 571) the Hoare annotation is: true [2020-10-28 17:03:57,595 INFO L274 CegarLoopResult]: For program point L571-1(line 571) no Hoare annotation was computed. [2020-10-28 17:03:57,596 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 565 589) no Hoare annotation was computed. [2020-10-28 17:03:57,596 INFO L270 CegarLoopResult]: At program point L579(line 579) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~pumpRunning~0 0)) (not (<= 1 ~waterLevel~0)) .cse0) (or .cse0 (not (<= 2 ~waterLevel~0))))) [2020-10-28 17:03:57,596 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 240 262) the Hoare annotation is: (or (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:03:57,596 INFO L270 CegarLoopResult]: At program point L252(line 252) the Hoare annotation is: (or (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:03:57,596 INFO L270 CegarLoopResult]: At program point L252-1(line 252) the Hoare annotation is: (or (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:03:57,596 INFO L274 CegarLoopResult]: For program point L250(lines 250 257) no Hoare annotation was computed. [2020-10-28 17:03:57,597 INFO L274 CegarLoopResult]: For program point L250-1(lines 250 257) no Hoare annotation was computed. [2020-10-28 17:03:57,597 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 240 262) no Hoare annotation was computed. [2020-10-28 17:03:57,597 INFO L274 CegarLoopResult]: For program point L248(line 248) no Hoare annotation was computed. [2020-10-28 17:03:57,597 INFO L270 CegarLoopResult]: At program point L247(line 247) the Hoare annotation is: (or (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:03:57,597 INFO L270 CegarLoopResult]: At program point L246(line 246) the Hoare annotation is: (or (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:03:57,597 INFO L270 CegarLoopResult]: At program point L246-1(line 246) the Hoare annotation is: (or (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:03:57,597 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 240 262) no Hoare annotation was computed. [2020-10-28 17:03:57,598 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 195 218) no Hoare annotation was computed. [2020-10-28 17:03:57,598 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 195 218) no Hoare annotation was computed. [2020-10-28 17:03:57,598 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 195 218) no Hoare annotation was computed. [2020-10-28 17:03:57,598 INFO L274 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-10-28 17:03:57,598 INFO L274 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-10-28 17:03:57,598 INFO L274 CegarLoopResult]: For program point L211(line 211) no Hoare annotation was computed. [2020-10-28 17:03:57,598 INFO L274 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2020-10-28 17:03:57,598 INFO L274 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-10-28 17:03:57,598 INFO L274 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2020-10-28 17:03:57,598 INFO L274 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-10-28 17:03:57,599 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-10-28 17:03:57,599 INFO L274 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-10-28 17:03:57,599 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-28 17:03:57,599 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-10-28 17:03:57,599 INFO L274 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-10-28 17:03:57,599 INFO L274 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-28 17:03:57,599 INFO L274 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-10-28 17:03:57,599 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 381 389) no Hoare annotation was computed. [2020-10-28 17:03:57,599 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 381 389) the Hoare annotation is: true [2020-10-28 17:03:57,599 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 381 389) no Hoare annotation was computed. [2020-10-28 17:03:57,599 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 445 463) the Hoare annotation is: true [2020-10-28 17:03:57,599 INFO L274 CegarLoopResult]: For program point L454(lines 454 458) no Hoare annotation was computed. [2020-10-28 17:03:57,600 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 445 463) no Hoare annotation was computed. [2020-10-28 17:03:57,600 INFO L277 CegarLoopResult]: At program point L452(line 452) the Hoare annotation is: true [2020-10-28 17:03:57,600 INFO L274 CegarLoopResult]: For program point L454-2(lines 454 458) no Hoare annotation was computed. [2020-10-28 17:03:57,600 INFO L274 CegarLoopResult]: For program point L452-1(line 452) no Hoare annotation was computed. [2020-10-28 17:03:57,600 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 445 463) no Hoare annotation was computed. [2020-10-28 17:03:57,600 INFO L274 CegarLoopResult]: For program point L409(lines 409 417) no Hoare annotation was computed. [2020-10-28 17:03:57,600 INFO L274 CegarLoopResult]: For program point L409-2(lines 409 417) no Hoare annotation was computed. [2020-10-28 17:03:57,600 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 390 425) no Hoare annotation was computed. [2020-10-28 17:03:57,600 INFO L274 CegarLoopResult]: For program point L397(lines 397 405) no Hoare annotation was computed. [2020-10-28 17:03:57,600 INFO L274 CegarLoopResult]: For program point L397-2(lines 397 405) no Hoare annotation was computed. [2020-10-28 17:03:57,600 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 390 425) no Hoare annotation was computed. [2020-10-28 17:03:57,601 INFO L274 CegarLoopResult]: For program point L420(line 420) no Hoare annotation was computed. [2020-10-28 17:03:57,601 INFO L274 CegarLoopResult]: For program point L420-1(line 420) no Hoare annotation was computed. [2020-10-28 17:03:57,601 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 390 425) no Hoare annotation was computed. [2020-10-28 17:03:57,601 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 541 547) no Hoare annotation was computed. [2020-10-28 17:03:57,601 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 541 547) the Hoare annotation is: true [2020-10-28 17:03:57,601 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 597 642) no Hoare annotation was computed. [2020-10-28 17:03:57,601 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 597 642) no Hoare annotation was computed. [2020-10-28 17:03:57,601 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 597 642) no Hoare annotation was computed. [2020-10-28 17:03:57,601 INFO L274 CegarLoopResult]: For program point L924(lines 924 944) no Hoare annotation was computed. [2020-10-28 17:03:57,601 INFO L274 CegarLoopResult]: For program point L924-1(lines 924 944) no Hoare annotation was computed. [2020-10-28 17:03:57,601 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 910 955) no Hoare annotation was computed. [2020-10-28 17:03:57,602 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 934 935) no Hoare annotation was computed. [2020-10-28 17:03:57,602 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 941 942) no Hoare annotation was computed. [2020-10-28 17:03:57,602 INFO L274 CegarLoopResult]: For program point L941(lines 941 942) no Hoare annotation was computed. [2020-10-28 17:03:57,602 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 910 955) no Hoare annotation was computed. [2020-10-28 17:03:57,602 INFO L274 CegarLoopResult]: For program point L934(lines 934 935) no Hoare annotation was computed. [2020-10-28 17:03:57,602 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 910 955) no Hoare annotation was computed. [2020-10-28 17:03:57,602 INFO L274 CegarLoopResult]: For program point L930(lines 930 937) no Hoare annotation was computed. [2020-10-28 17:03:57,602 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 227 236) the Hoare annotation is: (or (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:03:57,603 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 227 236) no Hoare annotation was computed. [2020-10-28 17:03:57,603 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 227 236) no Hoare annotation was computed. [2020-10-28 17:03:57,603 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 370 380) no Hoare annotation was computed. [2020-10-28 17:03:57,603 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 370 380) no Hoare annotation was computed. [2020-10-28 17:03:57,603 INFO L274 CegarLoopResult]: For program point L375(line 375) no Hoare annotation was computed. [2020-10-28 17:03:57,603 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 370 380) no Hoare annotation was computed. [2020-10-28 17:03:57,603 INFO L274 CegarLoopResult]: For program point L375-1(line 375) no Hoare annotation was computed. [2020-10-28 17:03:57,603 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 362 369) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (= |old(~pumpRunning~0)| 0)) [2020-10-28 17:03:57,603 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 362 369) no Hoare annotation was computed. [2020-10-28 17:03:57,604 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 362 369) no Hoare annotation was computed. [2020-10-28 17:03:57,604 INFO L274 CegarLoopResult]: For program point L142(lines 142 148) no Hoare annotation was computed. [2020-10-28 17:03:57,604 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 138 151) no Hoare annotation was computed. [2020-10-28 17:03:57,604 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 138 151) the Hoare annotation is: true [2020-10-28 17:03:57,604 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 138 151) no Hoare annotation was computed. [2020-10-28 17:03:57,604 INFO L270 CegarLoopResult]: At program point L348(line 348) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= |old(~pumpRunning~0)| 0)) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2020-10-28 17:03:57,605 INFO L274 CegarLoopResult]: For program point L348-1(lines 329 353) no Hoare annotation was computed. [2020-10-28 17:03:57,605 INFO L270 CegarLoopResult]: At program point L343(line 343) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 1 ~systemActive~0))) [2020-10-28 17:03:57,605 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 329 353) no Hoare annotation was computed. [2020-10-28 17:03:57,605 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 329 353) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0))) [2020-10-28 17:03:57,605 INFO L270 CegarLoopResult]: At program point L339(line 339) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 1 processEnvironment_~tmp~2)) .cse0 .cse1) (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 17:03:57,605 INFO L274 CegarLoopResult]: For program point L337(lines 337 345) no Hoare annotation was computed. [2020-10-28 17:03:57,605 INFO L270 CegarLoopResult]: At program point L335(line 335) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 17:03:57,605 INFO L274 CegarLoopResult]: For program point L335-1(line 335) no Hoare annotation was computed. [2020-10-28 17:03:57,605 INFO L274 CegarLoopResult]: For program point L333(lines 333 350) no Hoare annotation was computed. [2020-10-28 17:03:57,605 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 295 301) no Hoare annotation was computed. [2020-10-28 17:03:57,606 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 295 301) the Hoare annotation is: true [2020-10-28 17:03:57,606 INFO L270 CegarLoopResult]: At program point testENTRY(lines 465 528) the Hoare annotation is: (or (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:03:57,606 INFO L274 CegarLoopResult]: For program point L477(lines 477 481) no Hoare annotation was computed. [2020-10-28 17:03:57,606 INFO L274 CegarLoopResult]: For program point testFINAL(lines 465 528) no Hoare annotation was computed. [2020-10-28 17:03:57,606 INFO L270 CegarLoopResult]: At program point L521(lines 474 522) the Hoare annotation is: (or (not (<= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:03:57,606 INFO L274 CegarLoopResult]: For program point L511(lines 511 515) no Hoare annotation was computed. [2020-10-28 17:03:57,606 INFO L270 CegarLoopResult]: At program point L511-2(lines 505 516) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= 1 |old(~waterLevel~0)|)) (and .cse0 (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0)) (and .cse0 (<= 2 ~waterLevel~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-28 17:03:57,606 INFO L274 CegarLoopResult]: For program point L476(lines 475 520) no Hoare annotation was computed. [2020-10-28 17:03:57,606 INFO L274 CegarLoopResult]: For program point L505(lines 505 516) no Hoare annotation was computed. [2020-10-28 17:03:57,607 INFO L270 CegarLoopResult]: At program point L497(line 497) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= 1 |old(~waterLevel~0)|)) (and .cse0 (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0)) (and .cse0 (<= 2 ~waterLevel~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-28 17:03:57,607 INFO L274 CegarLoopResult]: For program point L495(lines 495 501) no Hoare annotation was computed. [2020-10-28 17:03:57,607 INFO L274 CegarLoopResult]: For program point L495-1(lines 495 501) no Hoare annotation was computed. [2020-10-28 17:03:57,607 INFO L270 CegarLoopResult]: At program point L487(line 487) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= 1 |old(~waterLevel~0)|)) (and .cse0 (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0)) (and .cse0 (<= 2 ~waterLevel~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-28 17:03:57,607 INFO L270 CegarLoopResult]: At program point L518(lines 475 520) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= 1 |old(~waterLevel~0)|)) (and .cse0 (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0)) (and .cse0 (<= 2 ~waterLevel~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-28 17:03:57,607 INFO L274 CegarLoopResult]: For program point L485(lines 485 491) no Hoare annotation was computed. [2020-10-28 17:03:57,607 INFO L274 CegarLoopResult]: For program point L485-1(lines 485 491) no Hoare annotation was computed. [2020-10-28 17:03:57,607 INFO L274 CegarLoopResult]: For program point testEXIT(lines 465 528) no Hoare annotation was computed. [2020-10-28 17:03:57,607 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 888 889) no Hoare annotation was computed. [2020-10-28 17:03:57,608 INFO L274 CegarLoopResult]: For program point L895(lines 895 896) no Hoare annotation was computed. [2020-10-28 17:03:57,608 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 895 896) no Hoare annotation was computed. [2020-10-28 17:03:57,608 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 864 909) no Hoare annotation was computed. [2020-10-28 17:03:57,608 INFO L274 CegarLoopResult]: For program point L888(lines 888 889) no Hoare annotation was computed. [2020-10-28 17:03:57,608 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 864 909) no Hoare annotation was computed. [2020-10-28 17:03:57,608 INFO L274 CegarLoopResult]: For program point L884(lines 884 891) no Hoare annotation was computed. [2020-10-28 17:03:57,608 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 864 909) no Hoare annotation was computed. [2020-10-28 17:03:57,608 INFO L274 CegarLoopResult]: For program point L878(lines 878 898) no Hoare annotation was computed. [2020-10-28 17:03:57,608 INFO L274 CegarLoopResult]: For program point L878-1(lines 878 898) no Hoare annotation was computed. [2020-10-28 17:03:57,608 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 152 160) no Hoare annotation was computed. [2020-10-28 17:03:57,609 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 152 160) the Hoare annotation is: true [2020-10-28 17:03:57,609 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 152 160) no Hoare annotation was computed. [2020-10-28 17:03:57,609 INFO L274 CegarLoopResult]: For program point L114-2(lines 114 122) no Hoare annotation was computed. [2020-10-28 17:03:57,609 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 106 128) no Hoare annotation was computed. [2020-10-28 17:03:57,609 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 106 128) no Hoare annotation was computed. [2020-10-28 17:03:57,609 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 106 128) no Hoare annotation was computed. [2020-10-28 17:03:57,609 INFO L274 CegarLoopResult]: For program point L114(lines 114 122) no Hoare annotation was computed. [2020-10-28 17:03:57,609 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 531 540) no Hoare annotation was computed. [2020-10-28 17:03:57,609 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 531 540) no Hoare annotation was computed. [2020-10-28 17:03:57,609 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 531 540) no Hoare annotation was computed. [2020-10-28 17:03:57,609 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 761 863) no Hoare annotation was computed. [2020-10-28 17:03:57,610 INFO L274 CegarLoopResult]: For program point L826(line 826) no Hoare annotation was computed. [2020-10-28 17:03:57,610 INFO L274 CegarLoopResult]: For program point L826-1(line 826) no Hoare annotation was computed. [2020-10-28 17:03:57,610 INFO L274 CegarLoopResult]: For program point L785(lines 785 789) no Hoare annotation was computed. [2020-10-28 17:03:57,610 INFO L274 CegarLoopResult]: For program point L849(lines 849 860) no Hoare annotation was computed. [2020-10-28 17:03:57,610 INFO L274 CegarLoopResult]: For program point L812(lines 812 816) no Hoare annotation was computed. [2020-10-28 17:03:57,610 INFO L274 CegarLoopResult]: For program point L810-2(lines 810 830) no Hoare annotation was computed. [2020-10-28 17:03:57,610 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 761 863) no Hoare annotation was computed. [2020-10-28 17:03:57,610 INFO L274 CegarLoopResult]: For program point L831(lines 809 832) no Hoare annotation was computed. [2020-10-28 17:03:57,610 INFO L274 CegarLoopResult]: For program point L790(lines 790 806) no Hoare annotation was computed. [2020-10-28 17:03:57,610 INFO L274 CegarLoopResult]: For program point L850(lines 850 857) no Hoare annotation was computed. [2020-10-28 17:03:57,610 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 761 863) no Hoare annotation was computed. [2020-10-28 17:03:57,610 INFO L274 CegarLoopResult]: For program point L811(lines 810 830) no Hoare annotation was computed. [2020-10-28 17:03:57,611 INFO L274 CegarLoopResult]: For program point L842(line 842) no Hoare annotation was computed. [2020-10-28 17:03:57,611 INFO L274 CegarLoopResult]: For program point L842-1(line 842) no Hoare annotation was computed. [2020-10-28 17:03:57,611 INFO L274 CegarLoopResult]: For program point L807(lines 807 848) no Hoare annotation was computed. [2020-10-28 17:03:57,611 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:03:57,611 INFO L270 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)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.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~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#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~string24.base| |old(#t~string24.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.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~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 17:03:57,611 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:03:57,611 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 354 361) no Hoare annotation was computed. [2020-10-28 17:03:57,612 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 354 361) no Hoare annotation was computed. [2020-10-28 17:03:57,612 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 354 361) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-28 17:03:57,612 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 129 137) the Hoare annotation is: true [2020-10-28 17:03:57,612 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 129 137) no Hoare annotation was computed. [2020-10-28 17:03:57,612 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 129 137) no Hoare annotation was computed. [2020-10-28 17:03:57,612 INFO L277 CegarLoopResult]: At program point L433(line 433) the Hoare annotation is: true [2020-10-28 17:03:57,612 INFO L274 CegarLoopResult]: For program point L435-2(lines 435 439) no Hoare annotation was computed. [2020-10-28 17:03:57,612 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 426 444) no Hoare annotation was computed. [2020-10-28 17:03:57,612 INFO L274 CegarLoopResult]: For program point L433-1(line 433) no Hoare annotation was computed. [2020-10-28 17:03:57,612 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 426 444) the Hoare annotation is: true [2020-10-28 17:03:57,613 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 426 444) no Hoare annotation was computed. [2020-10-28 17:03:57,613 INFO L274 CegarLoopResult]: For program point L435(lines 435 439) no Hoare annotation was computed. [2020-10-28 17:03:57,613 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 85 96) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~pumpRunning~0 0)) (not (<= 1 ~waterLevel~0)) .cse0 .cse1))) [2020-10-28 17:03:57,613 INFO L274 CegarLoopResult]: For program point L89-1(lines 85 96) no Hoare annotation was computed. [2020-10-28 17:03:57,613 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 85 96) no Hoare annotation was computed. [2020-10-28 17:03:57,613 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:03:57,613 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 17:03:57,613 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:03:57,613 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 97 105) no Hoare annotation was computed. [2020-10-28 17:03:57,614 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 97 105) no Hoare annotation was computed. [2020-10-28 17:03:57,614 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 97 105) no Hoare annotation was computed. [2020-10-28 17:03:57,614 INFO L270 CegarLoopResult]: At program point L284(line 284) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0) (not (<= 1 |old(~waterLevel~0)|)) .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (and .cse0 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (not (<= 2 |old(~waterLevel~0)|)) .cse1))) [2020-10-28 17:03:57,614 INFO L270 CegarLoopResult]: At program point L282(lines 282 288) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (= 1 ~systemActive~0))) (let ((.cse1 (and .cse0 .cse3 (<= 2 ~waterLevel~0))) (.cse2 (not .cse3))) (and (or (and .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or (and (= ~pumpRunning~0 0) (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse2)))) [2020-10-28 17:03:57,614 INFO L270 CegarLoopResult]: At program point L277(line 277) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~waterLevel~0)|)) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 2 |old(~waterLevel~0)|)) .cse0))) [2020-10-28 17:03:57,614 INFO L274 CegarLoopResult]: For program point L275(lines 274 293) no Hoare annotation was computed. [2020-10-28 17:03:57,614 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 271 294) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~waterLevel~0)|)) .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1))) [2020-10-28 17:03:57,615 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 271 294) no Hoare annotation was computed. [2020-10-28 17:03:57,615 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 271 294) no Hoare annotation was computed. [2020-10-28 17:03:57,615 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 164 193) no Hoare annotation was computed. [2020-10-28 17:03:57,615 INFO L277 CegarLoopResult]: At program point L189(lines 164 193) the Hoare annotation is: true [2020-10-28 17:03:57,615 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 164 193) the Hoare annotation is: true [2020-10-28 17:03:57,615 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-10-28 17:03:57,616 INFO L274 CegarLoopResult]: For program point L178(lines 178 182) no Hoare annotation was computed. [2020-10-28 17:03:57,616 INFO L277 CegarLoopResult]: At program point L178-1(lines 178 182) the Hoare annotation is: true [2020-10-28 17:03:57,616 INFO L274 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-10-28 17:03:57,616 INFO L277 CegarLoopResult]: At program point L174-2(lines 174 188) the Hoare annotation is: true [2020-10-28 17:03:57,617 INFO L277 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: true [2020-10-28 17:03:57,617 INFO L274 CegarLoopResult]: For program point L170-1(line 170) no Hoare annotation was computed. [2020-10-28 17:03:57,617 INFO L274 CegarLoopResult]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2020-10-28 17:03:57,617 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 61 72) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 2 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0)) (= ~pumpRunning~0 0)) [2020-10-28 17:03:57,617 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 61 72) no Hoare annotation was computed. [2020-10-28 17:03:57,617 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 219 225) no Hoare annotation was computed. [2020-10-28 17:03:57,617 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 219 225) the Hoare annotation is: true [2020-10-28 17:03:57,617 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:03:57,618 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0)) [2020-10-28 17:03:57,618 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 17:03:57,618 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:03:57,618 INFO L274 CegarLoopResult]: For program point L322-1(lines 303 327) no Hoare annotation was computed. [2020-10-28 17:03:57,618 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 303 327) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:03:57,618 INFO L270 CegarLoopResult]: At program point L317(line 317) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (< 0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment__wrappee__highWaterSensor_~tmp~1 0))) [2020-10-28 17:03:57,618 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 303 327) no Hoare annotation was computed. [2020-10-28 17:03:57,618 INFO L270 CegarLoopResult]: At program point L313(line 313) the Hoare annotation is: (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0)) (not (<= 1 ~waterLevel~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:03:57,618 INFO L274 CegarLoopResult]: For program point L311(lines 311 319) no Hoare annotation was computed. [2020-10-28 17:03:57,618 INFO L270 CegarLoopResult]: At program point L309(line 309) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:03:57,619 INFO L274 CegarLoopResult]: For program point L309-1(line 309) no Hoare annotation was computed. [2020-10-28 17:03:57,619 INFO L274 CegarLoopResult]: For program point L307(lines 307 324) no Hoare annotation was computed. [2020-10-28 17:03:57,619 INFO L270 CegarLoopResult]: At program point L322(line 322) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:03:57,619 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 73 84) no Hoare annotation was computed. [2020-10-28 17:03:57,619 INFO L274 CegarLoopResult]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2020-10-28 17:03:57,619 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 73 84) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or (not (<= 1 |old(~waterLevel~0)|)) .cse0 (not (= ~pumpRunning~0 0)) .cse1))) [2020-10-28 17:03:57,619 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 42 49) no Hoare annotation was computed. [2020-10-28 17:03:57,619 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-28 17:03:57,619 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 42 49) the Hoare annotation is: true [2020-10-28 17:03:57,619 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 42 49) no Hoare annotation was computed. [2020-10-28 17:03:57,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 05:03:57 BoogieIcfgContainer [2020-10-28 17:03:57,636 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 17:03:57,637 INFO L168 Benchmark]: Toolchain (without parser) took 133151.24 ms. Allocated memory was 153.1 MB in the beginning and 685.8 MB in the end (delta: 532.7 MB). Free memory was 126.5 MB in the beginning and 298.2 MB in the end (delta: -171.7 MB). Peak memory consumption was 432.3 MB. Max. memory is 8.0 GB. [2020-10-28 17:03:57,638 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 153.1 MB. Free memory is still 125.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 17:03:57,638 INFO L168 Benchmark]: CACSL2BoogieTranslator took 691.34 ms. Allocated memory is still 153.1 MB. Free memory was 125.9 MB in the beginning and 104.6 MB in the end (delta: 21.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-28 17:03:57,639 INFO L168 Benchmark]: Boogie Preprocessor took 107.01 ms. Allocated memory is still 153.1 MB. Free memory was 104.6 MB in the beginning and 100.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-28 17:03:57,639 INFO L168 Benchmark]: RCFGBuilder took 1395.27 ms. Allocated memory was 153.1 MB in the beginning and 184.5 MB in the end (delta: 31.5 MB). Free memory was 100.7 MB in the beginning and 162.7 MB in the end (delta: -62.0 MB). Peak memory consumption was 55.0 MB. Max. memory is 8.0 GB. [2020-10-28 17:03:57,640 INFO L168 Benchmark]: TraceAbstraction took 130941.23 ms. Allocated memory was 184.5 MB in the beginning and 685.8 MB in the end (delta: 501.2 MB). Free memory was 162.2 MB in the beginning and 298.2 MB in the end (delta: -136.0 MB). Peak memory consumption was 434.9 MB. Max. memory is 8.0 GB. [2020-10-28 17:03:57,642 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 153.1 MB. Free memory is still 125.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 691.34 ms. Allocated memory is still 153.1 MB. Free memory was 125.9 MB in the beginning and 104.6 MB in the end (delta: 21.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 107.01 ms. Allocated memory is still 153.1 MB. Free memory was 104.6 MB in the beginning and 100.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1395.27 ms. Allocated memory was 153.1 MB in the beginning and 184.5 MB in the end (delta: 31.5 MB). Free memory was 100.7 MB in the beginning and 162.7 MB in the end (delta: -62.0 MB). Peak memory consumption was 55.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 130941.23 ms. Allocated memory was 184.5 MB in the beginning and 685.8 MB in the end (delta: 501.2 MB). Free memory was 162.2 MB in the beginning and 298.2 MB in the end (delta: -136.0 MB). Peak memory consumption was 434.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 895]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 888]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 934]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 941]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 474]: Loop Invariant Derived loop invariant: (!(1 <= \old(waterLevel)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 475]: Loop Invariant Derived loop invariant: (((!(1 <= \old(waterLevel)) || ((splverifierCounter <= 0 && pumpRunning == 0) && 1 <= waterLevel)) || (splverifierCounter <= 0 && 2 <= waterLevel)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 247 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 104.7s, OverallIterations: 11, TraceHistogramMax: 3, AutomataDifference: 47.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 26.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1419 SDtfs, 2574 SDslu, 1500 SDs, 0 SdLazy, 7222 SolverSat, 1715 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 21.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 487 GetRequests, 341 SyntacticMatches, 10 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 507 ImplicationChecksByTransitivity, 25.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=733occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 11 MinimizatonAttempts, 611 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 59 LocationsWithAnnotation, 1168 PreInvPairs, 1259 NumberOfFragments, 1059 HoareAnnotationTreeSize, 1168 FomulaSimplifications, 174003226 FormulaSimplificationTreeSizeReduction, 7.3s HoareSimplificationTime, 59 FomulaSimplificationsInter, 13142483 FormulaSimplificationTreeSizeReductionInter, 18.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 54.8s InterpolantComputationTime, 1010 NumberOfCodeBlocks, 1010 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 999 ConstructedInterpolants, 0 QuantifiedInterpolants, 375038 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 8 PerfectInterpolantSequences, 151/165 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...