/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_spec5_product50.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 17:09:03,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 17:09:03,499 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 17:09:03,536 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 17:09:03,536 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 17:09:03,538 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 17:09:03,540 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 17:09:03,542 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 17:09:03,544 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 17:09:03,546 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 17:09:03,547 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 17:09:03,549 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 17:09:03,549 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 17:09:03,551 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 17:09:03,552 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 17:09:03,553 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 17:09:03,555 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 17:09:03,562 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 17:09:03,564 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 17:09:03,566 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 17:09:03,570 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 17:09:03,573 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 17:09:03,575 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 17:09:03,576 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 17:09:03,609 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 17:09:03,611 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 17:09:03,611 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 17:09:03,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 17:09:03,614 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 17:09:03,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 17:09:03,615 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 17:09:03,616 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 17:09:03,617 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 17:09:03,618 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 17:09:03,620 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 17:09:03,620 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 17:09:03,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 17:09:03,621 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 17:09:03,621 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 17:09:03,622 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 17:09:03,623 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 17:09:03,627 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 17:09:03,676 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 17:09:03,676 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 17:09:03,678 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 17:09:03,678 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 17:09:03,678 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 17:09:03,678 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 17:09:03,678 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 17:09:03,679 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 17:09:03,679 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 17:09:03,679 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 17:09:03,679 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 17:09:03,679 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 17:09:03,680 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 17:09:03,680 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 17:09:03,680 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 17:09:03,680 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 17:09:03,680 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 17:09:03,681 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 17:09:03,681 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 17:09:03,681 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 17:09:03,681 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 17:09:03,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:09:03,682 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 17:09:03,682 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 17:09:03,682 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 17:09:03,682 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 17:09:03,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 17:09:03,683 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 17:09:03,683 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 17:09:03,683 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 17:09:04,055 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 17:09:04,108 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 17:09:04,113 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 17:09:04,115 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 17:09:04,115 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 17:09:04,117 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product50.cil.c [2020-10-28 17:09:04,204 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1600bcf49/e4f0cc5142f74ed484f318948d8212e1/FLAG6da4b5fd7 [2020-10-28 17:09:04,899 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 17:09:04,900 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product50.cil.c [2020-10-28 17:09:04,914 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1600bcf49/e4f0cc5142f74ed484f318948d8212e1/FLAG6da4b5fd7 [2020-10-28 17:09:04,930 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1600bcf49/e4f0cc5142f74ed484f318948d8212e1 [2020-10-28 17:09:04,934 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 17:09:04,940 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 17:09:04,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 17:09:04,942 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 17:09:04,947 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 17:09:04,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:09:04" (1/1) ... [2020-10-28 17:09:04,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6079a74a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:04, skipping insertion in model container [2020-10-28 17:09:04,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:09:04" (1/1) ... [2020-10-28 17:09:04,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 17:09:05,029 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 17:09:05,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:09:05,453 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 17:09:05,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:09:05,624 INFO L208 MainTranslator]: Completed translation [2020-10-28 17:09:05,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:05 WrapperNode [2020-10-28 17:09:05,625 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 17:09:05,627 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 17:09:05,627 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 17:09:05,628 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 17:09:05,640 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:05" (1/1) ... [2020-10-28 17:09:05,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:05" (1/1) ... [2020-10-28 17:09:05,661 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:05" (1/1) ... [2020-10-28 17:09:05,661 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:05" (1/1) ... [2020-10-28 17:09:05,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:05" (1/1) ... [2020-10-28 17:09:05,702 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:05" (1/1) ... [2020-10-28 17:09:05,709 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:05" (1/1) ... [2020-10-28 17:09:05,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 17:09:05,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 17:09:05,720 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 17:09:05,720 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 17:09:05,721 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:05" (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 17:09:05,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 17:09:05,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 17:09:05,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 17:09:05,802 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 17:09:05,802 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 17:09:05,802 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 17:09:05,802 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 17:09:05,802 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 17:09:05,802 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 17:09:05,802 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 17:09:05,803 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 17:09:05,803 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 17:09:05,803 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 17:09:05,803 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 17:09:05,803 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-28 17:09:05,803 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 17:09:05,804 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-28 17:09:05,804 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 17:09:05,804 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 17:09:05,804 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 17:09:05,804 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 17:09:05,804 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 17:09:05,804 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 17:09:05,805 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 17:09:05,805 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-28 17:09:05,805 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 17:09:05,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 17:09:05,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 17:09:05,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 17:09:05,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 17:09:05,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 17:09:05,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 17:09:05,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:09:05,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:09:05,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:09:05,806 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 17:09:05,806 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 17:09:05,807 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 17:09:05,807 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 17:09:05,807 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 17:09:05,807 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 17:09:05,807 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 17:09:05,807 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 17:09:05,808 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 17:09:05,808 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 17:09:05,808 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 17:09:05,808 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 17:09:05,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 17:09:05,808 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 17:09:05,808 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 17:09:05,809 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 17:09:05,809 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 17:09:05,809 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 17:09:05,809 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 17:09:05,809 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-28 17:09:05,809 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 17:09:05,809 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 17:09:05,810 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 17:09:05,810 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 17:09:05,810 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 17:09:05,810 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 17:09:05,810 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-28 17:09:05,810 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:09:05,810 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:09:05,811 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 17:09:05,811 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 17:09:05,811 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-28 17:09:05,811 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 17:09:05,811 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 17:09:05,811 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 17:09:05,812 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 17:09:05,812 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 17:09:05,812 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 17:09:05,812 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 17:09:05,812 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 17:09:05,812 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 17:09:05,813 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 17:09:05,813 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 17:09:05,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 17:09:05,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 17:09:05,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 17:09:05,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 17:09:05,813 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 17:09:05,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 17:09:05,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 17:09:05,814 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 17:09:05,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 17:09:05,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 17:09:05,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 17:09:05,815 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 17:09:05,815 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:09:05,815 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 17:09:05,815 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 17:09:05,815 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 17:09:05,815 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 17:09:05,815 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 17:09:05,816 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 17:09:05,816 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 17:09:05,816 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 17:09:05,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 17:09:05,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 17:09:05,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 17:09:06,973 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 17:09:06,974 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 17:09:06,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:09:06 BoogieIcfgContainer [2020-10-28 17:09:06,979 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 17:09:06,982 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 17:09:06,982 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 17:09:06,986 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 17:09:06,986 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 05:09:04" (1/3) ... [2020-10-28 17:09:06,987 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f32380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:09:06, skipping insertion in model container [2020-10-28 17:09:06,988 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:05" (2/3) ... [2020-10-28 17:09:06,989 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f32380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:09:06, skipping insertion in model container [2020-10-28 17:09:06,989 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:09:06" (3/3) ... [2020-10-28 17:09:06,991 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product50.cil.c [2020-10-28 17:09:07,008 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 17:09:07,014 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 17:09:07,029 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 17:09:07,071 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 17:09:07,071 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 17:09:07,071 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 17:09:07,071 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 17:09:07,071 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 17:09:07,072 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 17:09:07,072 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 17:09:07,072 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 17:09:07,103 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states. [2020-10-28 17:09:07,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-28 17:09:07,117 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:09:07,118 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:09:07,120 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 17:09:07,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:09:07,132 INFO L82 PathProgramCache]: Analyzing trace with hash -2002428481, now seen corresponding path program 1 times [2020-10-28 17:09:07,141 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:09:07,141 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1956587490] [2020-10-28 17:09:07,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:09:07,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:07,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:07,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:08,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:08,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:09,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:12,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:12,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 17:09:12,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:09:12,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 17:09:12,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:12,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:12,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:12,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 17:09:12,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:12,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 17:09:12,877 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:09:12,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:12,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:12,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:12,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:12,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:12,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:12,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-28 17:09:12,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:12,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:12,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:12,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:12,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:12,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:12,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:09:12,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:12,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:12,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:12,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:12,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:12,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:12,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:12,953 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:12,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:12,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:12,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:12,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:12,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:09:12,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:12,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:12,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:12,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:12,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:12,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:12,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:12,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:12,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:12,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:12,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:12,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:12,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:12,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:12,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:12,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:12,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:12,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:12,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:12,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:12,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:12,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:12,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:12,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:12,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:12,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:09:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:12,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:12,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:12,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:12,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:12,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:12,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:12,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:12,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:12,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:12,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:12,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:12,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:09:12,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:12,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:12,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:12,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:12,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:12,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:12,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:12,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:12,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:12,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:12,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:12,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:12,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:09:12,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:12,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:12,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:12,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:09:12,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:12,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:09:12,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:12,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:12,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:12,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:09:12,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:12,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:12,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:12,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:12,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:12,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:12,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:12,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:12,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:12,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:12,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:12,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:12,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:12,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:12,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:13,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 17:09:13,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:13,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:13,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:13,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:13,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:13,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:13,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:13,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:13,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:13,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:13,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:13,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:13,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 17:09:13,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:13,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:13,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:13,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:13,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:13,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:13,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:13,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:13,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:13,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:13,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:13,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:13,026 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:09:13,027 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1956587490] [2020-10-28 17:09:13,029 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:09:13,029 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 17:09:13,030 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533023081] [2020-10-28 17:09:13,035 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 17:09:13,035 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:09:13,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 17:09:13,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:09:13,051 INFO L87 Difference]: Start difference. First operand 189 states. Second operand 4 states. [2020-10-28 17:09:14,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:09:14,457 INFO L93 Difference]: Finished difference Result 318 states and 407 transitions. [2020-10-28 17:09:14,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 17:09:14,459 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2020-10-28 17:09:14,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:09:14,473 INFO L225 Difference]: With dead ends: 318 [2020-10-28 17:09:14,473 INFO L226 Difference]: Without dead ends: 173 [2020-10-28 17:09:14,478 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:09:14,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2020-10-28 17:09:14,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 143. [2020-10-28 17:09:14,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2020-10-28 17:09:14,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 167 transitions. [2020-10-28 17:09:14,577 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 167 transitions. Word has length 60 [2020-10-28 17:09:14,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:09:14,577 INFO L481 AbstractCegarLoop]: Abstraction has 143 states and 167 transitions. [2020-10-28 17:09:14,577 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 17:09:14,578 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 167 transitions. [2020-10-28 17:09:14,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-28 17:09:14,581 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:09:14,582 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:09:14,582 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 17:09:14,582 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 17:09:14,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:09:14,583 INFO L82 PathProgramCache]: Analyzing trace with hash -1220352041, now seen corresponding path program 1 times [2020-10-28 17:09:14,583 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:09:14,583 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1518697288] [2020-10-28 17:09:14,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:09:14,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:14,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:14,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:15,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:16,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:16,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:19,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:19,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 17:09:19,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:09:19,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-28 17:09:19,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:19,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:19,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:19,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 17:09:19,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:09:19,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:20,045 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:09:20,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:20,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:20,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:20,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:20,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:20,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:20,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-28 17:09:20,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:20,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:20,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:20,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:20,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:20,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:20,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:09:20,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:20,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:20,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:20,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:20,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:20,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:20,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:20,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:20,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:20,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:20,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:20,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:20,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:09:20,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:20,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:20,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:20,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:20,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:20,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:20,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:20,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:20,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:20,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:20,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:20,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:20,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:20,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:20,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:20,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:20,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:20,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:20,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:20,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:20,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:20,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:20,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:20,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:20,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:20,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:09:20,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:20,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:20,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:20,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:20,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:20,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:20,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:20,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:20,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:20,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:20,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:20,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 17:09:20,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:09:20,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:20,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:20,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:20,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:20,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:20,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:09:20,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:20,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:20,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:20,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:20,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:20,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:20,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 17:09:20,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:20,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:20,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:20,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:09:20,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:20,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:09:20,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:20,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:20,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:20,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:09:20,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:20,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:20,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:20,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:20,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:20,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:20,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:20,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:20,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:20,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:20,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:20,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:20,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:20,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:20,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:20,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 17:09:20,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:20,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:20,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:20,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:20,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:20,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:09:20,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:20,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:20,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:20,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:20,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:20,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:20,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 17:09:20,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:20,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:20,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:20,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:20,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:20,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:20,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:20,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:20,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:20,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:20,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:20,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:20,240 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:09:20,241 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1518697288] [2020-10-28 17:09:20,241 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:09:20,241 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:09:20,242 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811193573] [2020-10-28 17:09:20,244 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:09:20,245 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:09:20,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:09:20,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:09:20,246 INFO L87 Difference]: Start difference. First operand 143 states and 167 transitions. Second operand 5 states. [2020-10-28 17:09:21,000 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:09:22,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:09:22,158 INFO L93 Difference]: Finished difference Result 256 states and 311 transitions. [2020-10-28 17:09:22,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 17:09:22,160 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2020-10-28 17:09:22,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:09:22,163 INFO L225 Difference]: With dead ends: 256 [2020-10-28 17:09:22,163 INFO L226 Difference]: Without dead ends: 163 [2020-10-28 17:09:22,165 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 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 17:09:22,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2020-10-28 17:09:22,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 134. [2020-10-28 17:09:22,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-10-28 17:09:22,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 155 transitions. [2020-10-28 17:09:22,219 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 155 transitions. Word has length 61 [2020-10-28 17:09:22,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:09:22,220 INFO L481 AbstractCegarLoop]: Abstraction has 134 states and 155 transitions. [2020-10-28 17:09:22,220 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:09:22,220 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 155 transitions. [2020-10-28 17:09:22,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-10-28 17:09:22,222 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:09:22,222 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:09:22,222 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 17:09:22,223 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 17:09:22,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:09:22,223 INFO L82 PathProgramCache]: Analyzing trace with hash 2115912757, now seen corresponding path program 1 times [2020-10-28 17:09:22,224 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:09:22,224 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1487094742] [2020-10-28 17:09:22,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:09:22,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:22,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:22,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:22,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:23,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:26,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:26,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-28 17:09:26,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:09:26,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4205 [2020-10-28 17:09:26,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:26,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:26,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:09:26,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:26,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-28 17:09:26,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:26,900 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:09:26,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:26,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:26,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:27,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:27,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:27,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:27,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-28 17:09:27,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:27,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:27,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:27,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:27,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:09:27,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:27,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:09:27,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:27,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:27,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:27,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:27,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:27,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:27,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:27,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:27,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:27,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:27,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:09:27,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:27,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:09:27,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:27,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:27,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:27,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:27,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:27,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:27,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:27,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:27,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:27,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:27,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:09:27,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:27,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:27,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:27,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:27,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:27,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:27,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:27,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:09:27,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:27,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:27,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:27,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:27,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:27,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:27,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:09:27,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:27,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:27,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:27,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:27,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:27,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:27,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:27,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:27,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:27,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:27,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:09:27,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:27,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:09:27,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:27,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:27,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:27,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:27,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:27,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:09:27,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:27,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:27,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:27,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:27,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:27,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:27,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:09:27,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:27,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:27,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:27,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:09:27,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:27,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:09:27,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:27,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:27,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:27,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:27,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:09:27,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:27,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:27,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:27,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:27,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:27,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:27,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:27,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:27,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:27,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:27,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:27,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:27,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:27,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:27,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 17:09:27,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:27,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:27,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:27,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:27,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:27,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:27,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:27,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:27,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:27,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:27,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:27,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:27,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 17:09:27,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:27,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:27,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:27,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:27,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:27,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:27,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:27,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:27,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:27,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:27,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:27,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:27,133 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:09:27,134 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1487094742] [2020-10-28 17:09:27,134 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:09:27,134 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:09:27,134 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513713589] [2020-10-28 17:09:27,135 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:09:27,135 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:09:27,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:09:27,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:09:27,136 INFO L87 Difference]: Start difference. First operand 134 states and 155 transitions. Second operand 5 states. [2020-10-28 17:09:27,644 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:09:28,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:09:28,897 INFO L93 Difference]: Finished difference Result 269 states and 330 transitions. [2020-10-28 17:09:28,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-28 17:09:28,897 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 66 [2020-10-28 17:09:28,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:09:28,904 INFO L225 Difference]: With dead ends: 269 [2020-10-28 17:09:28,905 INFO L226 Difference]: Without dead ends: 163 [2020-10-28 17:09:28,906 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 21 SyntacticMatches, 2 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 17:09:28,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2020-10-28 17:09:28,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 134. [2020-10-28 17:09:28,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-10-28 17:09:28,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 154 transitions. [2020-10-28 17:09:28,977 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 154 transitions. Word has length 66 [2020-10-28 17:09:28,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:09:28,979 INFO L481 AbstractCegarLoop]: Abstraction has 134 states and 154 transitions. [2020-10-28 17:09:28,980 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:09:28,980 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 154 transitions. [2020-10-28 17:09:28,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-10-28 17:09:28,986 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:09:28,986 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:09:28,987 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 17:09:28,987 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 17:09:28,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:09:28,988 INFO L82 PathProgramCache]: Analyzing trace with hash -375560583, now seen corresponding path program 1 times [2020-10-28 17:09:28,988 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:09:28,988 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [725054425] [2020-10-28 17:09:28,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:09:29,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:29,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:29,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:30,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:30,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:30,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:31,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:32,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:34,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:34,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 121 [2020-10-28 17:09:34,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 17:09:34,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-28 17:09:34,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:34,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:34,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:09:34,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-10-28 17:09:34,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 17:09:34,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:34,497 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:09:34,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:34,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:34,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:34,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:34,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:34,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:34,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 17:09:34,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:34,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:34,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:34,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:34,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:34,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:34,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:09:34,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:34,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:34,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:34,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:34,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:34,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:34,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:34,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:34,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:34,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:34,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:34,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:34,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:09:34,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:34,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:34,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:34,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:34,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:34,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:34,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:34,555 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:34,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:34,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:34,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:34,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:34,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:34,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:34,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:34,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:34,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:34,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:34,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:34,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:34,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:34,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:34,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:34,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:34,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:34,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:09:34,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:34,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:34,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:34,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:34,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:34,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:34,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:34,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:34,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:34,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:34,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:34,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:34,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:09:34,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:34,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:34,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:34,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:34,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:34,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:34,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:34,580 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:34,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:34,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:34,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:34,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:34,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:09:34,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:34,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:34,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:34,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:09:34,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:34,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:09:34,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:34,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:34,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:34,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:34,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:34,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:34,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:34,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:34,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:34,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:34,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:34,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:34,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:34,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:34,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:34,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:34,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:34,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:34,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:34,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 17:09:34,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:34,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:34,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:34,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:34,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 17:09:34,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:09:34,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 17:09:34,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:34,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:34,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:09:34,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:09:34,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:09:34,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:34,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:34,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:34,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:34,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:34,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:09:34,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:34,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:09:34,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:34,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:34,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:09:34,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:09:34,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 17:09:34,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:34,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:34,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:34,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:34,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:34,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:34,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:34,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:09:34,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:34,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:34,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:34,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:34,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:09:34,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 18 [2020-10-28 17:09:34,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-28 17:09:34,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:34,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:34,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:34,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:34,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:34,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:34,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:34,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:34,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:34,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:34,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:34,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:34,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-28 17:09:34,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:34,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:34,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:34,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:34,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:34,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:34,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:34,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:34,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:34,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:34,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:34,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:34,726 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:09:34,726 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [725054425] [2020-10-28 17:09:34,727 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:09:34,727 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 17:09:34,727 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026259228] [2020-10-28 17:09:34,729 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 17:09:34,730 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:09:34,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 17:09:34,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:09:34,731 INFO L87 Difference]: Start difference. First operand 134 states and 154 transitions. Second operand 7 states. [2020-10-28 17:09:35,334 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:09:37,432 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:09:38,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:09:38,265 INFO L93 Difference]: Finished difference Result 375 states and 466 transitions. [2020-10-28 17:09:38,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 17:09:38,266 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 79 [2020-10-28 17:09:38,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:09:38,270 INFO L225 Difference]: With dead ends: 375 [2020-10-28 17:09:38,270 INFO L226 Difference]: Without dead ends: 269 [2020-10-28 17:09:38,272 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2020-10-28 17:09:38,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2020-10-28 17:09:38,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 221. [2020-10-28 17:09:38,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2020-10-28 17:09:38,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 253 transitions. [2020-10-28 17:09:38,331 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 253 transitions. Word has length 79 [2020-10-28 17:09:38,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:09:38,332 INFO L481 AbstractCegarLoop]: Abstraction has 221 states and 253 transitions. [2020-10-28 17:09:38,332 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 17:09:38,332 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 253 transitions. [2020-10-28 17:09:38,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-28 17:09:38,333 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:09:38,333 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:09:38,333 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 17:09:38,334 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 17:09:38,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:09:38,334 INFO L82 PathProgramCache]: Analyzing trace with hash 1316153338, now seen corresponding path program 1 times [2020-10-28 17:09:38,334 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:09:38,334 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [911422727] [2020-10-28 17:09:38,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:09:38,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:38,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:38,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:38,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:38,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:40,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:41,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:41,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-28 17:09:41,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:09:41,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2645 [2020-10-28 17:09:41,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:41,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:41,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:09:41,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-28 17:09:41,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-28 17:09:41,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:41,459 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:09:41,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:41,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:41,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:41,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:41,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:41,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:41,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-28 17:09:41,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:41,539 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:41,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:41,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:41,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:41,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:41,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:09:41,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:41,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:41,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:41,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:41,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:41,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:41,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:41,555 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:41,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:41,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:41,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:41,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:41,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:09:41,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:41,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:41,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:41,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:41,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:41,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:41,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:41,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:41,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:41,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:41,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:41,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:41,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:41,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:41,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:41,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:41,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:41,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:41,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:41,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:41,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:41,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:41,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:41,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:41,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:41,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:09:41,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:41,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:41,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:41,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:41,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:41,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:41,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:41,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:41,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:41,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:41,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:41,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:41,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:09:41,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:41,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:41,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:41,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:41,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:41,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:41,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:41,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:41,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:41,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:41,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:41,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:41,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:09:41,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:41,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:41,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:41,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:09:41,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:41,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:41,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:41,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:41,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:41,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:41,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:41,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:41,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:41,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:41,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:41,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:41,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:41,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:41,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:41,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:41,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:41,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:41,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:41,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:41,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:41,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 17:09:41,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:41,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:41,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:41,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:41,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 17:09:41,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:09:41,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 17:09:41,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:41,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:41,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:41,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:41,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:09:41,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:41,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:41,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:41,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:41,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 17:09:41,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:41,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:09:41,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:41,645 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:41,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:41,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:41,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:09:41,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:41,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:41,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:41,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:41,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:41,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:09:41,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:41,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:09:41,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:41,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:41,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:41,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:41,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 17:09:41,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:41,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:41,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:41,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:41,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:41,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:09:41,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:41,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:09:41,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:41,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:41,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:41,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:41,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:41,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:41,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:09:41,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:41,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:41,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:41,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:41,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:41,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:41,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:41,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:41,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:41,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:41,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:09:41,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:41,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 17:09:41,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:41,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:41,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:41,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:41,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:41,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:41,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:41,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:41,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:41,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:41,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:41,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:41,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-28 17:09:41,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:41,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:41,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:41,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:41,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:41,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:09:41,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:41,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:41,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:09:41,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:41,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:41,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:41,718 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-28 17:09:41,719 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [911422727] [2020-10-28 17:09:41,719 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:09:41,719 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 17:09:41,719 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414291352] [2020-10-28 17:09:41,720 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:09:41,720 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:09:41,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:09:41,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:09:41,721 INFO L87 Difference]: Start difference. First operand 221 states and 253 transitions. Second operand 9 states. [2020-10-28 17:09:42,317 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:09:43,250 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:09:44,180 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:09:44,688 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:09:45,373 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:09:45,761 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 17:09:46,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:09:46,429 INFO L93 Difference]: Finished difference Result 459 states and 558 transitions. [2020-10-28 17:09:46,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-28 17:09:46,430 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 93 [2020-10-28 17:09:46,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:09:46,434 INFO L225 Difference]: With dead ends: 459 [2020-10-28 17:09:46,434 INFO L226 Difference]: Without dead ends: 266 [2020-10-28 17:09:46,435 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-10-28 17:09:46,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2020-10-28 17:09:46,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 220. [2020-10-28 17:09:46,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2020-10-28 17:09:46,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 250 transitions. [2020-10-28 17:09:46,492 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 250 transitions. Word has length 93 [2020-10-28 17:09:46,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:09:46,492 INFO L481 AbstractCegarLoop]: Abstraction has 220 states and 250 transitions. [2020-10-28 17:09:46,492 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:09:46,492 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 250 transitions. [2020-10-28 17:09:46,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-28 17:09:46,495 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:09:46,495 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:09:46,496 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 17:09:46,496 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 17:09:46,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:09:46,496 INFO L82 PathProgramCache]: Analyzing trace with hash -1139216892, now seen corresponding path program 1 times [2020-10-28 17:09:46,497 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:09:46,497 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1004413530] [2020-10-28 17:09:46,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:09:46,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:46,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:46,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:46,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-28 17:09:46,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:46,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 353 [2020-10-28 17:09:46,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:46,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:46,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:09:46,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-28 17:09:46,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:09:46,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:47,231 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:09:47,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:47,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:47,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:47,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:47,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:47,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:47,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 17:09:47,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:47,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:47,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:47,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:47,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:47,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:47,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:09:47,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:47,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:47,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:47,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:47,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:47,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:47,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:47,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:47,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:47,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:47,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:47,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:47,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:09:47,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:47,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:47,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:47,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:47,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:47,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:47,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:47,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:47,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:47,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:47,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:47,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:47,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:47,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:47,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:47,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:47,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:47,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:47,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:47,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:47,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:47,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:47,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:47,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:47,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:47,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:09:47,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:47,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:47,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:47,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:47,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:47,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:47,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:47,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:47,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:47,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:47,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:47,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:47,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:09:47,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:47,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:47,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:47,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:47,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:47,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:47,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:47,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:47,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:47,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:47,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:47,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:47,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:09:47,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:47,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:47,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:47,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:09:47,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:47,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:47,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:47,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:47,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:47,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:47,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:47,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:47,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:47,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:47,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:47,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:47,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:47,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:47,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:47,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:47,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:47,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:47,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:47,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:47,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:47,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 17:09:47,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:47,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:47,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:47,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:09:47,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:47,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 17:09:47,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:47,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:47,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:09:47,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 17:09:47,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:09:47,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:47,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:47,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:47,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:47,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:47,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:09:47,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:47,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 17:09:47,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:47,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:47,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:09:47,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 17:09:47,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:09:47,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:47,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:47,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:47,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:47,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:47,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:09:47,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:47,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:09:47,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:47,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:47,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:09:47,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:47,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 17:09:47,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:47,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:47,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:47,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:47,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:47,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:09:47,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:47,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:09:47,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:47,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:47,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:47,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:47,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:47,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:47,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:09:47,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:47,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:47,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:47,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:47,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:47,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:47,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:47,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:47,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:47,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:47,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:47,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:47,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-28 17:09:47,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:47,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:47,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:47,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:47,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:47,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:47,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:47,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:47,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:47,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:47,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:47,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:47,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-28 17:09:47,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:47,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:47,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:47,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:47,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:47,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:47,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:47,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:47,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:47,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:47,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:47,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:47,497 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:09:47,497 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1004413530] [2020-10-28 17:09:47,498 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:09:47,498 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 17:09:47,498 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345685352] [2020-10-28 17:09:47,499 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:09:47,499 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:09:47,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:09:47,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:09:47,500 INFO L87 Difference]: Start difference. First operand 220 states and 250 transitions. Second operand 9 states. [2020-10-28 17:09:48,888 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:09:49,342 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 17:09:49,782 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:09:50,204 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:09:51,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:09:51,224 INFO L93 Difference]: Finished difference Result 457 states and 552 transitions. [2020-10-28 17:09:51,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 17:09:51,225 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 94 [2020-10-28 17:09:51,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:09:51,230 INFO L225 Difference]: With dead ends: 457 [2020-10-28 17:09:51,230 INFO L226 Difference]: Without dead ends: 265 [2020-10-28 17:09:51,232 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-28 17:09:51,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2020-10-28 17:09:51,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 225. [2020-10-28 17:09:51,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2020-10-28 17:09:51,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 255 transitions. [2020-10-28 17:09:51,317 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 255 transitions. Word has length 94 [2020-10-28 17:09:51,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:09:51,317 INFO L481 AbstractCegarLoop]: Abstraction has 225 states and 255 transitions. [2020-10-28 17:09:51,317 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:09:51,317 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 255 transitions. [2020-10-28 17:09:51,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-28 17:09:51,318 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:09:51,319 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:09:51,319 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 17:09:51,319 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 17:09:51,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:09:51,320 INFO L82 PathProgramCache]: Analyzing trace with hash -864457278, now seen corresponding path program 1 times [2020-10-28 17:09:51,320 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:09:51,320 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2012010975] [2020-10-28 17:09:51,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:09:51,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:51,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:51,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:51,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-28 17:09:51,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:51,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 301 [2020-10-28 17:09:51,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:51,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:51,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:09:51,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 92 [2020-10-28 17:09:51,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:51,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:52,052 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:09:52,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:52,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:52,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:52,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:52,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:52,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:52,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-28 17:09:52,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:52,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:52,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:52,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:52,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:52,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:52,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:09:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:52,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:52,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:52,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:52,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:52,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:52,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:52,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:52,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:52,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:52,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:52,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:52,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:09:52,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:52,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:52,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:52,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:52,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:52,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:52,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:52,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:52,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:52,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:52,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:52,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:52,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:52,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:52,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:52,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:52,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:52,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:52,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:52,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:52,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:52,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:52,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:52,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:52,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:52,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:09:52,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:52,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:52,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:52,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:52,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:52,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:52,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:52,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:52,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:52,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:52,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:52,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:52,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:09:52,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:52,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:52,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:52,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:52,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:52,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:52,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:52,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:52,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:52,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:52,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:52,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:52,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:09:52,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:52,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:52,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:52,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:09:52,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:52,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:09:52,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:52,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:52,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:52,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:52,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:52,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:52,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:52,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:52,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:52,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:52,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:52,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:52,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:52,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:52,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:52,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:52,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:52,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:52,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:52,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 17:09:52,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:52,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:52,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:52,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:09:52,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:52,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 17:09:52,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:52,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:52,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:09:52,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 17:09:52,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:52,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:52,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:52,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:52,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:52,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:52,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:09:52,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:52,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 17:09:52,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:52,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:52,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:09:52,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:09:52,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:52,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:52,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:52,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:52,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:52,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:52,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:09:52,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:52,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:09:52,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:52,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:52,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:09:52,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 17:09:52,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:52,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:52,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:52,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:52,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:52,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:52,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:09:52,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:52,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:09:52,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:52,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:52,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:09:52,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:52,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:52,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:52,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:09:52,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:52,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:52,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:52,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:52,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:52,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:52,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:52,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:52,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:52,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:52,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:52,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:52,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-28 17:09:52,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:52,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:52,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:52,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:52,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:52,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:52,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:52,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:52,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:52,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:52,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:52,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:52,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-28 17:09:52,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:52,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:52,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:52,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:52,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:52,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:52,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:52,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:52,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:52,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:52,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:52,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:52,339 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:09:52,339 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2012010975] [2020-10-28 17:09:52,340 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:09:52,340 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 17:09:52,340 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116170290] [2020-10-28 17:09:52,341 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:09:52,341 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:09:52,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:09:52,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:09:52,342 INFO L87 Difference]: Start difference. First operand 225 states and 255 transitions. Second operand 8 states. [2020-10-28 17:09:53,723 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:09:54,151 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:09:54,577 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:09:55,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:09:55,628 INFO L93 Difference]: Finished difference Result 469 states and 572 transitions. [2020-10-28 17:09:55,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 17:09:55,628 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 94 [2020-10-28 17:09:55,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:09:55,631 INFO L225 Difference]: With dead ends: 469 [2020-10-28 17:09:55,631 INFO L226 Difference]: Without dead ends: 272 [2020-10-28 17:09:55,632 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:09:55,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2020-10-28 17:09:55,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 229. [2020-10-28 17:09:55,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 229 states. [2020-10-28 17:09:55,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 259 transitions. [2020-10-28 17:09:55,690 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 259 transitions. Word has length 94 [2020-10-28 17:09:55,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:09:55,690 INFO L481 AbstractCegarLoop]: Abstraction has 229 states and 259 transitions. [2020-10-28 17:09:55,690 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:09:55,690 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 259 transitions. [2020-10-28 17:09:55,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-28 17:09:55,692 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:09:55,692 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:09:55,692 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 17:09:55,692 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 17:09:55,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:09:55,693 INFO L82 PathProgramCache]: Analyzing trace with hash 1085842977, now seen corresponding path program 1 times [2020-10-28 17:09:55,693 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:09:55,693 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1320224907] [2020-10-28 17:09:55,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:09:55,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:55,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:56,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:56,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-28 17:09:56,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:56,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 554 [2020-10-28 17:09:56,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:56,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:56,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:09:56,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:56,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-28 17:09:56,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:56,633 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:09:56,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:56,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:56,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:56,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:56,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:56,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:56,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-28 17:09:56,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:56,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:56,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:56,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:56,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:09:56,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:56,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:09:56,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:56,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:56,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:56,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:56,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:56,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:56,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:56,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:56,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:56,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:56,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:09:56,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:56,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:09:56,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:56,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:56,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:56,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:56,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:56,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:56,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:56,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:56,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:56,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:56,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:09:56,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:56,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:56,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:56,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:56,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:56,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:56,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:56,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:09:56,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:56,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:56,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:56,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:56,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:56,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:56,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:09:56,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:56,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:56,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:56,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:56,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:56,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:09:56,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:56,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:56,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:56,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:56,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:09:56,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:56,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:09:56,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:56,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:56,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:56,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:56,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:56,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:56,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:56,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:56,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:56,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:56,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:56,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:56,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:09:56,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:56,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:56,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:56,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:09:56,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:56,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:09:56,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:56,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:56,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:56,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:56,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:09:56,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:56,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:56,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:56,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:56,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:56,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:56,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:56,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:56,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:56,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:56,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:56,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:56,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:56,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:56,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 17:09:56,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:56,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:56,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:56,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:09:56,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:56,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:09:56,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:56,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:56,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:56,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 17:09:56,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:09:56,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:56,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:56,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:56,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:56,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:56,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:09:56,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:56,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:09:56,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:56,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:56,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:56,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:56,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 17:09:56,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:56,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:09:56,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:56,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:56,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:56,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:09:56,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:56,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:09:56,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:56,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:56,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:56,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:56,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:09:56,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:56,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:09:56,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:56,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:56,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:56,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:09:56,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:56,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:09:56,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:56,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:56,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:56,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:56,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:09:56,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:56,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:09:56,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:56,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:56,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:56,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:56,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:56,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:56,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:56,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:56,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:56,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:56,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:09:56,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:56,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-28 17:09:56,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:56,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:56,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:56,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:56,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:56,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:56,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:56,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:56,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:56,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:56,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:56,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:56,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-28 17:09:56,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:56,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:56,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:56,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:56,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:56,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:56,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:56,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:56,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:56,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:56,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:56,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:56,902 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:09:56,903 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1320224907] [2020-10-28 17:09:56,903 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:09:56,903 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 17:09:56,903 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760327274] [2020-10-28 17:09:56,904 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:09:56,904 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:09:56,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:09:56,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:09:56,908 INFO L87 Difference]: Start difference. First operand 229 states and 259 transitions. Second operand 8 states. [2020-10-28 17:09:57,580 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:09:58,386 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:10:00,900 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:10:02,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:10:02,185 INFO L93 Difference]: Finished difference Result 797 states and 1001 transitions. [2020-10-28 17:10:02,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-28 17:10:02,186 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 94 [2020-10-28 17:10:02,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:10:02,190 INFO L225 Difference]: With dead ends: 797 [2020-10-28 17:10:02,190 INFO L226 Difference]: Without dead ends: 596 [2020-10-28 17:10:02,191 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2020-10-28 17:10:02,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 596 states. [2020-10-28 17:10:02,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 596 to 549. [2020-10-28 17:10:02,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 549 states. [2020-10-28 17:10:02,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 646 transitions. [2020-10-28 17:10:02,316 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 646 transitions. Word has length 94 [2020-10-28 17:10:02,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:10:02,317 INFO L481 AbstractCegarLoop]: Abstraction has 549 states and 646 transitions. [2020-10-28 17:10:02,317 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:10:02,317 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 646 transitions. [2020-10-28 17:10:02,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-10-28 17:10:02,319 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:10:02,319 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:10:02,319 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 17:10:02,319 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 17:10:02,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:10:02,320 INFO L82 PathProgramCache]: Analyzing trace with hash 1725095739, now seen corresponding path program 1 times [2020-10-28 17:10:02,320 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:10:02,320 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1544083839] [2020-10-28 17:10:02,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:10:02,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:02,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:02,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:03,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:03,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-28 17:10:03,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:10:03,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1513 [2020-10-28 17:10:03,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:03,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:03,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:10:03,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-28 17:10:03,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-10-28 17:10:03,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:04,311 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:10:04,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:04,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:04,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:04,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:04,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:04,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:04,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-28 17:10:04,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:04,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:04,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:04,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:04,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:04,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:04,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:10:04,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:04,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:04,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:04,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:04,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:04,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:10:04,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:04,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:04,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:04,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:04,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:04,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:04,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:10:04,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:04,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:04,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:04,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:04,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:04,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:10:04,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:04,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:04,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:04,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:04,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:04,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:04,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:10:04,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:04,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:04,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:04,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:04,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:04,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:04,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:04,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:04,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:04,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:04,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:04,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:04,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:10:04,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:04,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:04,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:04,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:04,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:04,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:04,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:04,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:04,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:04,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:04,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:04,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:04,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:10:04,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:04,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:04,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:04,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:04,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:04,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:04,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:04,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:04,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:04,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:04,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:04,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:04,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:10:04,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:04,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:04,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:04,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:04,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:04,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:04,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:04,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:04,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:04,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:04,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:10:04,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:04,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 17:10:04,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:04,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:04,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:04,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:10:04,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:04,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:10:04,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:04,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:04,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:04,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:04,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:10:04,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:04,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:04,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:04,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:04,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:04,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:04,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:04,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:04,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:04,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:04,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:04,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:04,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:04,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-28 17:10:04,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:04,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:04,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:04,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:10:04,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:04,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:10:04,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:04,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:04,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:10:04,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:04,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-28 17:10:04,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:04,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:04,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:04,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:04,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:04,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:10:04,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:04,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:10:04,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:04,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:04,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:04,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:04,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 17:10:04,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:04,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:04,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:04,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:04,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:04,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:10:04,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:04,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:10:04,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:04,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:04,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:04,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:04,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:10:04,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:04,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:04,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:04,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:04,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:04,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:10:04,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:04,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:04,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:04,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:04,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:04,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:04,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:10:04,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:04,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:10:04,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:04,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:04,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:04,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:04,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:04,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:04,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:04,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:04,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:04,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:04,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:04,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:04,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 17:10:04,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:04,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:04,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:04,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:04,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:04,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:10:04,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:04,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:04,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:10:04,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:04,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:04,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:04,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-28 17:10:04,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:04,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:04,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:04,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:04,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:04,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:04,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:04,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:04,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:04,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:10:04,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:04,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:04,593 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:10:04,594 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1544083839] [2020-10-28 17:10:04,594 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:10:04,594 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-28 17:10:04,594 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264535575] [2020-10-28 17:10:04,595 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 17:10:04,595 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:10:04,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 17:10:04,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:10:04,596 INFO L87 Difference]: Start difference. First operand 549 states and 646 transitions. Second operand 12 states. [2020-10-28 17:10:05,254 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:10:06,471 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:10:07,352 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:10:07,822 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:10:08,238 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:10:08,671 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:10:09,093 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:10:11,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:10:11,004 INFO L93 Difference]: Finished difference Result 1081 states and 1328 transitions. [2020-10-28 17:10:11,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-28 17:10:11,005 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 98 [2020-10-28 17:10:11,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:10:11,010 INFO L225 Difference]: With dead ends: 1081 [2020-10-28 17:10:11,010 INFO L226 Difference]: Without dead ends: 634 [2020-10-28 17:10:11,015 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 180 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=253, Invalid=617, Unknown=0, NotChecked=0, Total=870 [2020-10-28 17:10:11,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 634 states. [2020-10-28 17:10:11,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 634 to 550. [2020-10-28 17:10:11,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 550 states. [2020-10-28 17:10:11,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 550 states and 645 transitions. [2020-10-28 17:10:11,147 INFO L78 Accepts]: Start accepts. Automaton has 550 states and 645 transitions. Word has length 98 [2020-10-28 17:10:11,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:10:11,148 INFO L481 AbstractCegarLoop]: Abstraction has 550 states and 645 transitions. [2020-10-28 17:10:11,148 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 17:10:11,148 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 645 transitions. [2020-10-28 17:10:11,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-10-28 17:10:11,150 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:10:11,151 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:10:11,151 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 17:10:11,151 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 17:10:11,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:10:11,152 INFO L82 PathProgramCache]: Analyzing trace with hash 1857023857, now seen corresponding path program 1 times [2020-10-28 17:10:11,152 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:10:11,152 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1462431051] [2020-10-28 17:10:11,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:10:11,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:11,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:11,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:11,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:12,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:12,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:12,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:16,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:16,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 230 [2020-10-28 17:10:16,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:10:16,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-28 17:10:16,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:16,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:16,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:10:16,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 111 [2020-10-28 17:10:16,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 112 [2020-10-28 17:10:16,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:16,727 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:10:16,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:16,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:16,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:16,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:16,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:16,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:16,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-28 17:10:16,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:16,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:16,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:16,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:16,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:16,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:16,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:10:16,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:16,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:16,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:16,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:16,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:16,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:16,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:16,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:16,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:16,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:16,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:16,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:16,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:10:16,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:16,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:16,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:16,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:16,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:16,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:16,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:16,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:16,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:16,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:16,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:16,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:16,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:10:16,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:16,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:16,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:16,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:16,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:16,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:16,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:16,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:16,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:16,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:16,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:16,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:16,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:10:16,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:16,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:16,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:16,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:16,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:16,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:16,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:16,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:16,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:16,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:16,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:16,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:16,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:10:16,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:16,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:16,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:16,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:16,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:16,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:16,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:16,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:16,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:16,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:16,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:16,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:16,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:10:16,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:16,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:16,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:16,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:16,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:16,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:16,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:16,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:16,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:16,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:16,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:16,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:16,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 17:10:16,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:16,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:16,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:16,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-28 17:10:16,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:16,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 17:10:16,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:16,866 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:16,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:16,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:16,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-28 17:10:16,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:16,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:16,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:16,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:16,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:16,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:10:16,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:16,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:16,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:16,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:16,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:16,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:16,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:16,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:16,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:16,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:16,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:16,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:16,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:16,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:16,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:16,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:16,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:16,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:16,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:16,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:16,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:16,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:10:16,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:16,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:16,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:16,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:10:16,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:16,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:10:16,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:16,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:16,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:16,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:16,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-28 17:10:16,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:16,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:16,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:16,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:16,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:16,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:10:16,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:16,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:10:16,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:16,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:16,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:16,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:16,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:10:16,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:16,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:16,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:16,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:16,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:16,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:10:16,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:16,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:16,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:16,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:16,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:16,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:16,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:16,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:16,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:16,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:16,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:16,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:16,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:10:16,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:16,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:16,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:16,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:16,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:16,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:16,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:16,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:16,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:10:16,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:16,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:16,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:16,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:16,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:16,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:16,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:16,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:16,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:16,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:16,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:10:16,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:16,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:10:16,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:16,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:16,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:16,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:10:16,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:16,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:16,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:16,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:16,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:16,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:16,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 17:10:16,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:16,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:16,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:16,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:16,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:16,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:16,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:16,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:16,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:16,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:16,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:16,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:16,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:16,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:16,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-28 17:10:16,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:16,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:16,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:16,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:10:16,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:16,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:10:16,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:16,972 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:16,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:10:16,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:16,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:10:16,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:17,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:17,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:17,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:17,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:17,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:17,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:17,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:17,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:17,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:17,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:10:17,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:17,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:10:17,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:17,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-28 17:10:17,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:17,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:17,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:17,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:17,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:17,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:17,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:17,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:17,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:17,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:17,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:17,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:17,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-28 17:10:17,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:17,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:17,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:17,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 17:10:17,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:17,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:10:17,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:17,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:17,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:17,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:17,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 17:10:17,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:17,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:17,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:17,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:17,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:17,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:10:17,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:17,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:17,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:17,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:17,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:17,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:17,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:17,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:17,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:17,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:17,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:17,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:17,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:17,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:17,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:17,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:17,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:17,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:17,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:17,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:17,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:17,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 17:10:17,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:17,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:17,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:17,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:10:17,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:17,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:17,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:17,088 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:17,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:17,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:17,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:17,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:17,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:17,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:17,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:17,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:17,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:17,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:17,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:17,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:17,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:17,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:17,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:17,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:17,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:17,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-28 17:10:17,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:17,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:17,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:17,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:17,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:17,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:17,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:17,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:17,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:17,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:17,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:17,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:17,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-28 17:10:17,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:17,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:17,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:17,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:17,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:17,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:17,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:17,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:17,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:17,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:17,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:17,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:17,148 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-10-28 17:10:17,148 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1462431051] [2020-10-28 17:10:17,148 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:10:17,148 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-28 17:10:17,148 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11319389] [2020-10-28 17:10:17,149 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 17:10:17,149 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:10:17,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 17:10:17,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:10:17,150 INFO L87 Difference]: Start difference. First operand 550 states and 645 transitions. Second operand 12 states. [2020-10-28 17:10:17,790 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:10:18,762 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:10:19,172 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:10:20,039 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:10:20,516 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 17:10:21,475 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:10:21,882 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-28 17:10:22,647 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-28 17:10:23,091 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:10:23,785 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:10:24,301 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:10:24,778 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:10:25,572 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:10:26,363 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 210 [2020-10-28 17:10:26,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:10:26,702 INFO L93 Difference]: Finished difference Result 1164 states and 1405 transitions. [2020-10-28 17:10:26,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-10-28 17:10:26,703 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 160 [2020-10-28 17:10:26,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:10:26,705 INFO L225 Difference]: With dead ends: 1164 [2020-10-28 17:10:26,705 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 17:10:26,709 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 61 SyntacticMatches, 4 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 437 ImplicationChecksByTransitivity, 6.9s TimeCoverageRelationStatistics Valid=482, Invalid=1410, Unknown=0, NotChecked=0, Total=1892 [2020-10-28 17:10:26,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 17:10:26,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 17:10:26,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 17:10:26,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 17:10:26,710 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 160 [2020-10-28 17:10:26,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:10:26,710 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 17:10:26,710 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 17:10:26,710 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 17:10:26,710 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 17:10:26,711 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 17:10:26,713 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 17:10:27,095 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-10-28 17:10:27,250 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2020-10-28 17:10:28,319 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 257 [2020-10-28 17:10:30,213 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 267 [2020-10-28 17:10:31,981 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 270 [2020-10-28 17:10:32,560 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 257 [2020-10-28 17:10:32,987 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 270 [2020-10-28 17:10:33,925 WARN L193 SmtUtils]: Spent 875.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 22 [2020-10-28 17:10:34,203 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-10-28 17:10:34,522 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 25 [2020-10-28 17:10:35,202 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 22 [2020-10-28 17:10:35,529 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 25 [2020-10-28 17:10:35,844 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 1 [2020-10-28 17:10:36,564 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 32 [2020-10-28 17:10:37,259 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 22 [2020-10-28 17:10:37,629 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 1 [2020-10-28 17:10:38,073 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 25 [2020-10-28 17:10:39,276 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 196 DAG size of output: 27 [2020-10-28 17:10:39,616 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:10:39,985 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 19 [2020-10-28 17:10:40,315 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 1 [2020-10-28 17:10:41,667 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 209 DAG size of output: 32 [2020-10-28 17:10:42,025 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 25 [2020-10-28 17:10:42,888 WARN L193 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 32 [2020-10-28 17:10:43,188 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 1 [2020-10-28 17:10:44,504 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 196 DAG size of output: 28 [2020-10-28 17:10:44,860 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 25 [2020-10-28 17:10:45,223 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 17 [2020-10-28 17:10:45,575 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 1 [2020-10-28 17:10:47,348 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 189 DAG size of output: 27 [2020-10-28 17:10:48,090 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 22 [2020-10-28 17:10:49,415 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 196 DAG size of output: 27 [2020-10-28 17:10:50,593 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 185 DAG size of output: 25 [2020-10-28 17:10:51,143 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 42 [2020-10-28 17:10:51,493 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-28 17:10:52,438 WARN L193 SmtUtils]: Spent 940.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 22 [2020-10-28 17:10:53,103 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 22 [2020-10-28 17:10:53,778 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 17 [2020-10-28 17:10:54,676 WARN L193 SmtUtils]: Spent 895.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 32 [2020-10-28 17:10:55,031 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 25 [2020-10-28 17:10:55,689 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 22 [2020-10-28 17:10:56,041 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 25 [2020-10-28 17:10:56,380 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 15 [2020-10-28 17:10:56,719 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 25 [2020-10-28 17:10:57,004 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-10-28 17:10:57,363 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 25 [2020-10-28 17:10:58,108 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 22 [2020-10-28 17:10:58,399 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-10-28 17:10:58,676 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 30 [2020-10-28 17:10:59,012 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-28 17:10:59,759 WARN L193 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 32 [2020-10-28 17:10:59,892 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 25 [2020-10-28 17:11:00,557 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 17 [2020-10-28 17:11:01,445 WARN L193 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 32 [2020-10-28 17:11:01,781 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-28 17:11:02,177 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 37 [2020-10-28 17:11:02,183 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 17:11:02,183 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 17:11:02,183 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 17:11:02,184 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 17:11:02,184 INFO L274 CegarLoopResult]: For program point L545(lines 522 546) no Hoare annotation was computed. [2020-10-28 17:11:02,184 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 498 553) no Hoare annotation was computed. [2020-10-28 17:11:02,184 INFO L274 CegarLoopResult]: For program point L529(lines 529 533) no Hoare annotation was computed. [2020-10-28 17:11:02,184 INFO L274 CegarLoopResult]: For program point L529-1(lines 529 533) no Hoare annotation was computed. [2020-10-28 17:11:02,185 INFO L274 CegarLoopResult]: For program point L524(line 524) no Hoare annotation was computed. [2020-10-28 17:11:02,185 INFO L274 CegarLoopResult]: For program point L523-2(lines 523 544) no Hoare annotation was computed. [2020-10-28 17:11:02,185 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 498 553) no Hoare annotation was computed. [2020-10-28 17:11:02,185 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 498 553) no Hoare annotation was computed. [2020-10-28 17:11:02,185 INFO L274 CegarLoopResult]: For program point L606(lines 579 607) no Hoare annotation was computed. [2020-10-28 17:11:02,185 INFO L274 CegarLoopResult]: For program point L599(line 599) no Hoare annotation was computed. [2020-10-28 17:11:02,185 INFO L274 CegarLoopResult]: For program point L599-1(line 599) no Hoare annotation was computed. [2020-10-28 17:11:02,185 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 554 613) no Hoare annotation was computed. [2020-10-28 17:11:02,185 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 554 613) no Hoare annotation was computed. [2020-10-28 17:11:02,186 INFO L274 CegarLoopResult]: For program point L586(lines 586 590) no Hoare annotation was computed. [2020-10-28 17:11:02,186 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 554 613) no Hoare annotation was computed. [2020-10-28 17:11:02,186 INFO L274 CegarLoopResult]: For program point L586-1(lines 586 590) no Hoare annotation was computed. [2020-10-28 17:11:02,186 INFO L274 CegarLoopResult]: For program point L581(line 581) no Hoare annotation was computed. [2020-10-28 17:11:02,186 INFO L274 CegarLoopResult]: For program point L580-2(lines 580 605) no Hoare annotation was computed. [2020-10-28 17:11:02,186 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 882 888) the Hoare annotation is: true [2020-10-28 17:11:02,186 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 882 888) no Hoare annotation was computed. [2020-10-28 17:11:02,186 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 889 897) no Hoare annotation was computed. [2020-10-28 17:11:02,186 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 889 897) the Hoare annotation is: true [2020-10-28 17:11:02,186 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 889 897) no Hoare annotation was computed. [2020-10-28 17:11:02,187 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 813 820) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-10-28 17:11:02,187 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 813 820) no Hoare annotation was computed. [2020-10-28 17:11:02,187 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 813 820) no Hoare annotation was computed. [2020-10-28 17:11:02,187 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 821 830) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 1))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= 2 ~waterLevel~0))) (or .cse0 (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse2 .cse3 (not (<= ~waterLevel~0 1))) (or (not (= ~pumpRunning~0 0)) .cse1 .cse2 .cse3))) [2020-10-28 17:11:02,187 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 821 830) no Hoare annotation was computed. [2020-10-28 17:11:02,187 INFO L274 CegarLoopResult]: For program point L826(line 826) no Hoare annotation was computed. [2020-10-28 17:11:02,187 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 821 830) no Hoare annotation was computed. [2020-10-28 17:11:02,188 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 831 859) the Hoare annotation is: true [2020-10-28 17:11:02,188 INFO L270 CegarLoopResult]: At program point L846(line 846) the Hoare annotation is: (let ((.cse2 (not (= ~pumpRunning~0 1))) (.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~pumpRunning~0 0)) .cse0 .cse1) (or .cse2 .cse1 (not (<= 1 ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse2 .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-10-28 17:11:02,188 INFO L274 CegarLoopResult]: For program point L844(lines 844 850) no Hoare annotation was computed. [2020-10-28 17:11:02,188 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 831 859) no Hoare annotation was computed. [2020-10-28 17:11:02,188 INFO L274 CegarLoopResult]: For program point L843(lines 843 853) no Hoare annotation was computed. [2020-10-28 17:11:02,188 INFO L270 CegarLoopResult]: At program point L841(line 841) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (<= 2 ~waterLevel~0)))) (and (or (not (= ~pumpRunning~0 1)) .cse0 .cse1 .cse2) (or (not (= ~pumpRunning~0 0)) .cse0 .cse1 .cse2))) [2020-10-28 17:11:02,188 INFO L274 CegarLoopResult]: For program point L841-1(line 841) no Hoare annotation was computed. [2020-10-28 17:11:02,189 INFO L274 CegarLoopResult]: For program point L839(lines 839 856) no Hoare annotation was computed. [2020-10-28 17:11:02,189 INFO L274 CegarLoopResult]: For program point L839-1(lines 831 859) no Hoare annotation was computed. [2020-10-28 17:11:02,189 INFO L277 CegarLoopResult]: At program point L837(line 837) the Hoare annotation is: true [2020-10-28 17:11:02,189 INFO L274 CegarLoopResult]: For program point L837-1(line 837) no Hoare annotation was computed. [2020-10-28 17:11:02,189 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 972 994) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:11:02,189 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 972 994) no Hoare annotation was computed. [2020-10-28 17:11:02,189 INFO L270 CegarLoopResult]: At program point L984(line 984) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:11:02,189 INFO L270 CegarLoopResult]: At program point L984-1(line 984) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:11:02,190 INFO L274 CegarLoopResult]: For program point L982(lines 982 989) no Hoare annotation was computed. [2020-10-28 17:11:02,190 INFO L274 CegarLoopResult]: For program point L982-1(lines 982 989) no Hoare annotation was computed. [2020-10-28 17:11:02,190 INFO L274 CegarLoopResult]: For program point L980(line 980) no Hoare annotation was computed. [2020-10-28 17:11:02,190 INFO L270 CegarLoopResult]: At program point L979(line 979) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:11:02,190 INFO L270 CegarLoopResult]: At program point L978(line 978) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:11:02,190 INFO L270 CegarLoopResult]: At program point L978-1(line 978) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:11:02,190 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 972 994) no Hoare annotation was computed. [2020-10-28 17:11:02,190 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 930 953) no Hoare annotation was computed. [2020-10-28 17:11:02,191 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 930 953) no Hoare annotation was computed. [2020-10-28 17:11:02,191 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 930 953) no Hoare annotation was computed. [2020-10-28 17:11:02,191 INFO L274 CegarLoopResult]: For program point L948(line 948) no Hoare annotation was computed. [2020-10-28 17:11:02,191 INFO L274 CegarLoopResult]: For program point L947(line 947) no Hoare annotation was computed. [2020-10-28 17:11:02,191 INFO L274 CegarLoopResult]: For program point L946(line 946) no Hoare annotation was computed. [2020-10-28 17:11:02,191 INFO L274 CegarLoopResult]: For program point L945(line 945) no Hoare annotation was computed. [2020-10-28 17:11:02,191 INFO L274 CegarLoopResult]: For program point L944(line 944) no Hoare annotation was computed. [2020-10-28 17:11:02,191 INFO L274 CegarLoopResult]: For program point L943(line 943) no Hoare annotation was computed. [2020-10-28 17:11:02,191 INFO L274 CegarLoopResult]: For program point L942(line 942) no Hoare annotation was computed. [2020-10-28 17:11:02,191 INFO L274 CegarLoopResult]: For program point L941(line 941) no Hoare annotation was computed. [2020-10-28 17:11:02,191 INFO L274 CegarLoopResult]: For program point L940(line 940) no Hoare annotation was computed. [2020-10-28 17:11:02,192 INFO L274 CegarLoopResult]: For program point L939(line 939) no Hoare annotation was computed. [2020-10-28 17:11:02,192 INFO L274 CegarLoopResult]: For program point L938(line 938) no Hoare annotation was computed. [2020-10-28 17:11:02,192 INFO L274 CegarLoopResult]: For program point L937(line 937) no Hoare annotation was computed. [2020-10-28 17:11:02,192 INFO L274 CegarLoopResult]: For program point L936(line 936) no Hoare annotation was computed. [2020-10-28 17:11:02,192 INFO L274 CegarLoopResult]: For program point L935(line 935) no Hoare annotation was computed. [2020-10-28 17:11:02,192 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 180 188) no Hoare annotation was computed. [2020-10-28 17:11:02,192 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 180 188) the Hoare annotation is: true [2020-10-28 17:11:02,192 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 180 188) no Hoare annotation was computed. [2020-10-28 17:11:02,192 INFO L274 CegarLoopResult]: For program point L253(lines 253 257) no Hoare annotation was computed. [2020-10-28 17:11:02,192 INFO L277 CegarLoopResult]: At program point L251(line 251) the Hoare annotation is: true [2020-10-28 17:11:02,192 INFO L274 CegarLoopResult]: For program point L253-2(lines 253 257) no Hoare annotation was computed. [2020-10-28 17:11:02,193 INFO L274 CegarLoopResult]: For program point L251-1(line 251) no Hoare annotation was computed. [2020-10-28 17:11:02,193 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 244 262) the Hoare annotation is: true [2020-10-28 17:11:02,193 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 244 262) no Hoare annotation was computed. [2020-10-28 17:11:02,193 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 244 262) no Hoare annotation was computed. [2020-10-28 17:11:02,193 INFO L274 CegarLoopResult]: For program point L219(line 219) no Hoare annotation was computed. [2020-10-28 17:11:02,193 INFO L274 CegarLoopResult]: For program point L219-1(line 219) no Hoare annotation was computed. [2020-10-28 17:11:02,193 INFO L274 CegarLoopResult]: For program point L208(lines 208 216) no Hoare annotation was computed. [2020-10-28 17:11:02,193 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 189 224) no Hoare annotation was computed. [2020-10-28 17:11:02,193 INFO L274 CegarLoopResult]: For program point L208-2(lines 208 216) no Hoare annotation was computed. [2020-10-28 17:11:02,193 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 189 224) no Hoare annotation was computed. [2020-10-28 17:11:02,193 INFO L274 CegarLoopResult]: For program point L196(lines 196 204) no Hoare annotation was computed. [2020-10-28 17:11:02,194 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 189 224) no Hoare annotation was computed. [2020-10-28 17:11:02,194 INFO L274 CegarLoopResult]: For program point L196-2(lines 196 204) no Hoare annotation was computed. [2020-10-28 17:11:02,194 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 875 881) no Hoare annotation was computed. [2020-10-28 17:11:02,194 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 875 881) the Hoare annotation is: true [2020-10-28 17:11:02,194 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 452 497) no Hoare annotation was computed. [2020-10-28 17:11:02,194 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 452 497) no Hoare annotation was computed. [2020-10-28 17:11:02,194 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 452 497) no Hoare annotation was computed. [2020-10-28 17:11:02,194 INFO L274 CegarLoopResult]: For program point L796(lines 796 797) no Hoare annotation was computed. [2020-10-28 17:11:02,194 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 765 810) no Hoare annotation was computed. [2020-10-28 17:11:02,194 INFO L274 CegarLoopResult]: For program point L789(lines 789 790) no Hoare annotation was computed. [2020-10-28 17:11:02,194 INFO L274 CegarLoopResult]: For program point L785(lines 785 792) no Hoare annotation was computed. [2020-10-28 17:11:02,195 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 789 790) no Hoare annotation was computed. [2020-10-28 17:11:02,195 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 796 797) no Hoare annotation was computed. [2020-10-28 17:11:02,195 INFO L274 CegarLoopResult]: For program point L779(lines 779 799) no Hoare annotation was computed. [2020-10-28 17:11:02,195 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 765 810) no Hoare annotation was computed. [2020-10-28 17:11:02,195 INFO L274 CegarLoopResult]: For program point L779-1(lines 779 799) no Hoare annotation was computed. [2020-10-28 17:11:02,195 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 765 810) no Hoare annotation was computed. [2020-10-28 17:11:02,195 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 961 971) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:11:02,195 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 961 971) no Hoare annotation was computed. [2020-10-28 17:11:02,195 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 961 971) no Hoare annotation was computed. [2020-10-28 17:11:02,195 INFO L270 CegarLoopResult]: At program point L966(line 966) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:11:02,196 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 169 179) no Hoare annotation was computed. [2020-10-28 17:11:02,196 INFO L274 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-10-28 17:11:02,196 INFO L274 CegarLoopResult]: For program point L174-1(line 174) no Hoare annotation was computed. [2020-10-28 17:11:02,196 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 169 179) no Hoare annotation was computed. [2020-10-28 17:11:02,196 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 169 179) no Hoare annotation was computed. [2020-10-28 17:11:02,196 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 161 168) the Hoare annotation is: (or (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 1)) (not (= 1 ~systemActive~0)) (not (<= 1 ~switchedOnBeforeTS~0))) [2020-10-28 17:11:02,196 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 161 168) no Hoare annotation was computed. [2020-10-28 17:11:02,196 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 161 168) no Hoare annotation was computed. [2020-10-28 17:11:02,196 INFO L274 CegarLoopResult]: For program point L426(lines 426 432) no Hoare annotation was computed. [2020-10-28 17:11:02,196 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 422 435) no Hoare annotation was computed. [2020-10-28 17:11:02,196 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 422 435) the Hoare annotation is: true [2020-10-28 17:11:02,197 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 422 435) no Hoare annotation was computed. [2020-10-28 17:11:02,197 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 128 152) no Hoare annotation was computed. [2020-10-28 17:11:02,197 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 128 152) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 1)) .cse2 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 17:11:02,197 INFO L270 CegarLoopResult]: At program point L147(line 147) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 17:11:02,197 INFO L274 CegarLoopResult]: For program point L147-1(lines 128 152) no Hoare annotation was computed. [2020-10-28 17:11:02,197 INFO L270 CegarLoopResult]: At program point L142(line 142) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 1)) .cse1 (not (<= 1 ~switchedOnBeforeTS~0))))) [2020-10-28 17:11:02,197 INFO L270 CegarLoopResult]: At program point L138(line 138) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 1)) .cse1 (not (<= 1 ~switchedOnBeforeTS~0))))) [2020-10-28 17:11:02,197 INFO L274 CegarLoopResult]: For program point L136(lines 136 144) no Hoare annotation was computed. [2020-10-28 17:11:02,198 INFO L270 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 1)) .cse1 (not (<= 1 ~switchedOnBeforeTS~0))))) [2020-10-28 17:11:02,198 INFO L274 CegarLoopResult]: For program point L134-1(line 134) no Hoare annotation was computed. [2020-10-28 17:11:02,198 INFO L274 CegarLoopResult]: For program point L132(lines 132 149) no Hoare annotation was computed. [2020-10-28 17:11:02,198 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 94 100) no Hoare annotation was computed. [2020-10-28 17:11:02,198 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 94 100) the Hoare annotation is: true [2020-10-28 17:11:02,198 INFO L270 CegarLoopResult]: At program point testENTRY(lines 275 340) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:11:02,198 INFO L274 CegarLoopResult]: For program point L287(lines 287 291) no Hoare annotation was computed. [2020-10-28 17:11:02,198 INFO L274 CegarLoopResult]: For program point testFINAL(lines 275 340) no Hoare annotation was computed. [2020-10-28 17:11:02,198 INFO L270 CegarLoopResult]: At program point L333(lines 284 334) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:11:02,198 INFO L274 CegarLoopResult]: For program point L323(lines 323 327) no Hoare annotation was computed. [2020-10-28 17:11:02,199 INFO L270 CegarLoopResult]: At program point L323-2(lines 315 328) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse3 (= ~pumpRunning~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (<= 0 ~pumpRunning~0) .cse2 (<= ~pumpRunning~0 0)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse1 (< 1 ~waterLevel~0) .cse2) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse3 .cse1 .cse2))) [2020-10-28 17:11:02,199 INFO L274 CegarLoopResult]: For program point L286(lines 285 332) no Hoare annotation was computed. [2020-10-28 17:11:02,199 INFO L270 CegarLoopResult]: At program point L317(line 317) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse3 (= ~pumpRunning~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (<= 0 ~pumpRunning~0) .cse2 (<= ~pumpRunning~0 0)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse1 (< 1 ~waterLevel~0) .cse2) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse3 .cse1 .cse2))) [2020-10-28 17:11:02,199 INFO L274 CegarLoopResult]: For program point L315(lines 315 328) no Hoare annotation was computed. [2020-10-28 17:11:02,199 INFO L270 CegarLoopResult]: At program point L307(line 307) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse3 (= ~pumpRunning~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (<= 0 ~pumpRunning~0) .cse2 (<= ~pumpRunning~0 0)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse1 (< 1 ~waterLevel~0) .cse2) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse3 .cse1 .cse2))) [2020-10-28 17:11:02,199 INFO L274 CegarLoopResult]: For program point L305(lines 305 311) no Hoare annotation was computed. [2020-10-28 17:11:02,199 INFO L274 CegarLoopResult]: For program point L305-1(lines 305 311) no Hoare annotation was computed. [2020-10-28 17:11:02,200 INFO L270 CegarLoopResult]: At program point L330(lines 285 332) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse3 (= ~pumpRunning~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 0 ~pumpRunning~0) .cse2 (<= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse1 (< 1 ~waterLevel~0) .cse2) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse3 .cse1 .cse2))) [2020-10-28 17:11:02,200 INFO L270 CegarLoopResult]: At program point L297(line 297) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse3 (= ~pumpRunning~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 0 ~pumpRunning~0) .cse2 (<= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse1 (< 1 ~waterLevel~0) .cse2) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse3 .cse1 .cse2))) [2020-10-28 17:11:02,200 INFO L274 CegarLoopResult]: For program point L295(lines 295 301) no Hoare annotation was computed. [2020-10-28 17:11:02,200 INFO L274 CegarLoopResult]: For program point L295-1(lines 295 301) no Hoare annotation was computed. [2020-10-28 17:11:02,200 INFO L274 CegarLoopResult]: For program point testEXIT(lines 275 340) no Hoare annotation was computed. [2020-10-28 17:11:02,200 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 743 744) no Hoare annotation was computed. [2020-10-28 17:11:02,200 INFO L274 CegarLoopResult]: For program point L733(lines 733 753) no Hoare annotation was computed. [2020-10-28 17:11:02,200 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 750 751) no Hoare annotation was computed. [2020-10-28 17:11:02,200 INFO L274 CegarLoopResult]: For program point L733-1(lines 733 753) no Hoare annotation was computed. [2020-10-28 17:11:02,201 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 719 764) no Hoare annotation was computed. [2020-10-28 17:11:02,201 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 719 764) no Hoare annotation was computed. [2020-10-28 17:11:02,201 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 719 764) no Hoare annotation was computed. [2020-10-28 17:11:02,201 INFO L274 CegarLoopResult]: For program point L750(lines 750 751) no Hoare annotation was computed. [2020-10-28 17:11:02,201 INFO L274 CegarLoopResult]: For program point L743(lines 743 744) no Hoare annotation was computed. [2020-10-28 17:11:02,201 INFO L274 CegarLoopResult]: For program point L739(lines 739 746) no Hoare annotation was computed. [2020-10-28 17:11:02,201 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 436 444) no Hoare annotation was computed. [2020-10-28 17:11:02,201 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 436 444) the Hoare annotation is: true [2020-10-28 17:11:02,201 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 436 444) no Hoare annotation was computed. [2020-10-28 17:11:02,201 INFO L274 CegarLoopResult]: For program point L398(lines 398 406) no Hoare annotation was computed. [2020-10-28 17:11:02,201 INFO L274 CegarLoopResult]: For program point L398-2(lines 398 406) no Hoare annotation was computed. [2020-10-28 17:11:02,202 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 390 412) no Hoare annotation was computed. [2020-10-28 17:11:02,202 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 390 412) no Hoare annotation was computed. [2020-10-28 17:11:02,202 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 390 412) no Hoare annotation was computed. [2020-10-28 17:11:02,202 INFO L274 CegarLoopResult]: For program point L640(lines 640 644) no Hoare annotation was computed. [2020-10-28 17:11:02,202 INFO L274 CegarLoopResult]: For program point L704(lines 704 715) no Hoare annotation was computed. [2020-10-28 17:11:02,202 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 616 718) no Hoare annotation was computed. [2020-10-28 17:11:02,202 INFO L274 CegarLoopResult]: For program point L667(lines 667 671) no Hoare annotation was computed. [2020-10-28 17:11:02,202 INFO L274 CegarLoopResult]: For program point L665-2(lines 665 685) no Hoare annotation was computed. [2020-10-28 17:11:02,202 INFO L274 CegarLoopResult]: For program point L686(lines 664 687) no Hoare annotation was computed. [2020-10-28 17:11:02,202 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 616 718) no Hoare annotation was computed. [2020-10-28 17:11:02,202 INFO L274 CegarLoopResult]: For program point L645(lines 645 661) no Hoare annotation was computed. [2020-10-28 17:11:02,202 INFO L274 CegarLoopResult]: For program point L705(lines 705 712) no Hoare annotation was computed. [2020-10-28 17:11:02,203 INFO L274 CegarLoopResult]: For program point L666(lines 665 685) no Hoare annotation was computed. [2020-10-28 17:11:02,203 INFO L274 CegarLoopResult]: For program point L697(line 697) no Hoare annotation was computed. [2020-10-28 17:11:02,203 INFO L274 CegarLoopResult]: For program point L697-1(line 697) no Hoare annotation was computed. [2020-10-28 17:11:02,203 INFO L274 CegarLoopResult]: For program point L662(lines 662 703) no Hoare annotation was computed. [2020-10-28 17:11:02,203 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 616 718) no Hoare annotation was computed. [2020-10-28 17:11:02,203 INFO L274 CegarLoopResult]: For program point L681(line 681) no Hoare annotation was computed. [2020-10-28 17:11:02,203 INFO L274 CegarLoopResult]: For program point L681-1(line 681) no Hoare annotation was computed. [2020-10-28 17:11:02,203 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 865 874) no Hoare annotation was computed. [2020-10-28 17:11:02,203 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 865 874) no Hoare annotation was computed. [2020-10-28 17:11:02,203 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 865 874) no Hoare annotation was computed. [2020-10-28 17:11:02,203 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:11:02,204 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 17:11:02,204 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:11:02,204 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 153 160) no Hoare annotation was computed. [2020-10-28 17:11:02,204 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 153 160) no Hoare annotation was computed. [2020-10-28 17:11:02,204 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 153 160) the Hoare annotation is: (or (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-28 17:11:02,204 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 225 243) no Hoare annotation was computed. [2020-10-28 17:11:02,204 INFO L274 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-10-28 17:11:02,204 INFO L277 CegarLoopResult]: At program point L232(line 232) the Hoare annotation is: true [2020-10-28 17:11:02,205 INFO L274 CegarLoopResult]: For program point L234-2(lines 234 238) no Hoare annotation was computed. [2020-10-28 17:11:02,205 INFO L274 CegarLoopResult]: For program point L232-1(line 232) no Hoare annotation was computed. [2020-10-28 17:11:02,205 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 225 243) the Hoare annotation is: true [2020-10-28 17:11:02,205 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 225 243) no Hoare annotation was computed. [2020-10-28 17:11:02,205 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 413 421) the Hoare annotation is: true [2020-10-28 17:11:02,205 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 413 421) no Hoare annotation was computed. [2020-10-28 17:11:02,205 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 413 421) no Hoare annotation was computed. [2020-10-28 17:11:02,205 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 369 380) the Hoare annotation is: (let ((.cse3 (not (= ~pumpRunning~0 1))) (.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (= ~pumpRunning~0 0)) .cse0 .cse1 .cse2) (or .cse3 .cse1 (not (<= 1 ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1)) .cse2) (or .cse3 .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-10-28 17:11:02,205 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 369 380) no Hoare annotation was computed. [2020-10-28 17:11:02,205 INFO L274 CegarLoopResult]: For program point L373-1(lines 369 380) no Hoare annotation was computed. [2020-10-28 17:11:02,205 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:11:02,206 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 17:11:02,206 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:11:02,206 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 381 389) no Hoare annotation was computed. [2020-10-28 17:11:02,206 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 381 389) no Hoare annotation was computed. [2020-10-28 17:11:02,206 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 381 389) no Hoare annotation was computed. [2020-10-28 17:11:02,206 INFO L270 CegarLoopResult]: At program point L83(line 83) the Hoare annotation is: (let ((.cse2 (and (<= 1 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~waterLevel~0 2))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (not (= |old(~pumpRunning~0)| 1))) (.cse4 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0))) (or .cse2 .cse0 .cse3 .cse4 .cse1) (or .cse2 .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse3 .cse1) (or (<= ~waterLevel~0 1) .cse3 (not (<= |old(~waterLevel~0)| 1)) .cse4 .cse1))) [2020-10-28 17:11:02,206 INFO L270 CegarLoopResult]: At program point L81(lines 81 87) the Hoare annotation is: (let ((.cse8 (= 1 ~systemActive~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse9 (<= 1 ~switchedOnBeforeTS~0)) (.cse10 (<= ~waterLevel~0 2))) (let ((.cse4 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse0 (and .cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse10)) (.cse2 (and .cse9 .cse8 .cse7 .cse10)) (.cse3 (not (= |old(~pumpRunning~0)| 1))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not .cse8))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (<= ~waterLevel~0 1) .cse3 (not (<= |old(~waterLevel~0)| 1)) .cse4 .cse5) (or .cse0 .cse1 .cse2 (not (<= 2 |old(~waterLevel~0)|)) .cse3 .cse5) (let ((.cse6 (= |old(~waterLevel~0)| ~waterLevel~0))) (or .cse1 (and .cse6 (= ~pumpRunning~0 1) (< 1 ~waterLevel~0)) .cse5 (not (= |old(~pumpRunning~0)| 0)) (and .cse6 .cse7)))))) [2020-10-28 17:11:02,207 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 67 93) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 1))) (.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse1 .cse2) (or .cse3 (not (<= 2 |old(~waterLevel~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 17:11:02,207 INFO L270 CegarLoopResult]: At program point L76(line 76) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (and (<= 1 ~switchedOnBeforeTS~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~pumpRunning~0)| 1))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse3) (or .cse0 .cse3 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse2 .cse3))) [2020-10-28 17:11:02,207 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 67 93) no Hoare annotation was computed. [2020-10-28 17:11:02,207 INFO L274 CegarLoopResult]: For program point L74(lines 70 92) no Hoare annotation was computed. [2020-10-28 17:11:02,207 INFO L274 CegarLoopResult]: For program point L72(lines 70 92) no Hoare annotation was computed. [2020-10-28 17:11:02,207 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 67 93) no Hoare annotation was computed. [2020-10-28 17:11:02,207 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 900 929) no Hoare annotation was computed. [2020-10-28 17:11:02,207 INFO L277 CegarLoopResult]: At program point L925(lines 900 929) the Hoare annotation is: true [2020-10-28 17:11:02,207 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 900 929) the Hoare annotation is: true [2020-10-28 17:11:02,207 INFO L274 CegarLoopResult]: For program point L921(line 921) no Hoare annotation was computed. [2020-10-28 17:11:02,208 INFO L274 CegarLoopResult]: For program point L914(lines 914 918) no Hoare annotation was computed. [2020-10-28 17:11:02,208 INFO L277 CegarLoopResult]: At program point L914-1(lines 914 918) the Hoare annotation is: true [2020-10-28 17:11:02,208 INFO L274 CegarLoopResult]: For program point L911(line 911) no Hoare annotation was computed. [2020-10-28 17:11:02,208 INFO L277 CegarLoopResult]: At program point L910-2(lines 910 924) the Hoare annotation is: true [2020-10-28 17:11:02,208 INFO L277 CegarLoopResult]: At program point L906(line 906) the Hoare annotation is: true [2020-10-28 17:11:02,208 INFO L274 CegarLoopResult]: For program point L906-1(line 906) no Hoare annotation was computed. [2020-10-28 17:11:02,208 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 345 356) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (not (= ~pumpRunning~0 1)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 1 ~systemActive~0)) (not (<= 1 ~switchedOnBeforeTS~0))) [2020-10-28 17:11:02,208 INFO L274 CegarLoopResult]: For program point L349-1(lines 345 356) no Hoare annotation was computed. [2020-10-28 17:11:02,208 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 345 356) no Hoare annotation was computed. [2020-10-28 17:11:02,208 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 954 960) no Hoare annotation was computed. [2020-10-28 17:11:02,208 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 954 960) the Hoare annotation is: true [2020-10-28 17:11:02,208 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:11:02,208 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-28 17:11:02,209 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 17:11:02,209 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:11:02,209 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 263 270) no Hoare annotation was computed. [2020-10-28 17:11:02,209 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 263 270) the Hoare annotation is: (let ((.cse3 (not (<= ~waterLevel~0 2))) (.cse0 (not (= |old(~systemActive~0)| 1))) (.cse1 (not (= ~pumpRunning~0 1))) (.cse2 (= 1 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= 2 ~waterLevel~0))) (or .cse0 (not (= ~pumpRunning~0 0)) .cse2 .cse3) (or .cse0 .cse1 .cse2 (not (<= 1 ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))))) [2020-10-28 17:11:02,209 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 263 270) no Hoare annotation was computed. [2020-10-28 17:11:02,209 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 102 126) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 1)) .cse2 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 17:11:02,209 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 102 126) no Hoare annotation was computed. [2020-10-28 17:11:02,209 INFO L270 CegarLoopResult]: At program point L121(line 121) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 1)) .cse1 (not (<= 1 ~switchedOnBeforeTS~0))))) [2020-10-28 17:11:02,209 INFO L274 CegarLoopResult]: For program point L121-1(lines 102 126) no Hoare annotation was computed. [2020-10-28 17:11:02,209 INFO L270 CegarLoopResult]: At program point L116(line 116) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= processEnvironment__wrappee__highWaterSensor_~tmp~0 0)) .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 17:11:02,210 INFO L270 CegarLoopResult]: At program point L112(line 112) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse1 .cse2 (not (<= ~waterLevel~0 1))) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2))) [2020-10-28 17:11:02,210 INFO L274 CegarLoopResult]: For program point L110(lines 110 118) no Hoare annotation was computed. [2020-10-28 17:11:02,210 INFO L270 CegarLoopResult]: At program point L108(line 108) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 17:11:02,210 INFO L274 CegarLoopResult]: For program point L108-1(line 108) no Hoare annotation was computed. [2020-10-28 17:11:02,210 INFO L274 CegarLoopResult]: For program point L106(lines 106 123) no Hoare annotation was computed. [2020-10-28 17:11:02,210 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 357 368) no Hoare annotation was computed. [2020-10-28 17:11:02,210 INFO L274 CegarLoopResult]: For program point L361-1(lines 357 368) no Hoare annotation was computed. [2020-10-28 17:11:02,210 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 357 368) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (not (= ~pumpRunning~0 1))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= ~pumpRunning~0 0)) .cse2) (or .cse0 .cse3 .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse2) (or .cse3 .cse1 (not (<= |old(~waterLevel~0)| 1)) .cse2 (not (<= 1 ~switchedOnBeforeTS~0))))) [2020-10-28 17:11:02,211 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 42 49) no Hoare annotation was computed. [2020-10-28 17:11:02,211 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-28 17:11:02,211 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 42 49) the Hoare annotation is: true [2020-10-28 17:11:02,211 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 42 49) no Hoare annotation was computed. [2020-10-28 17:11:02,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 05:11:02 BoogieIcfgContainer [2020-10-28 17:11:02,229 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 17:11:02,231 INFO L168 Benchmark]: Toolchain (without parser) took 117295.07 ms. Allocated memory was 151.0 MB in the beginning and 697.3 MB in the end (delta: 546.3 MB). Free memory was 106.2 MB in the beginning and 385.3 MB in the end (delta: -279.1 MB). Peak memory consumption was 416.6 MB. Max. memory is 8.0 GB. [2020-10-28 17:11:02,231 INFO L168 Benchmark]: CDTParser took 0.58 ms. Allocated memory is still 151.0 MB. Free memory is still 124.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 17:11:02,232 INFO L168 Benchmark]: CACSL2BoogieTranslator took 684.06 ms. Allocated memory is still 151.0 MB. Free memory was 105.6 MB in the beginning and 123.1 MB in the end (delta: -17.5 MB). Peak memory consumption was 17.7 MB. Max. memory is 8.0 GB. [2020-10-28 17:11:02,233 INFO L168 Benchmark]: Boogie Preprocessor took 91.36 ms. Allocated memory is still 151.0 MB. Free memory was 123.1 MB in the beginning and 119.2 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-28 17:11:02,233 INFO L168 Benchmark]: RCFGBuilder took 1259.41 ms. Allocated memory is still 151.0 MB. Free memory was 118.9 MB in the beginning and 83.6 MB in the end (delta: 35.3 MB). Peak memory consumption was 48.4 MB. Max. memory is 8.0 GB. [2020-10-28 17:11:02,234 INFO L168 Benchmark]: TraceAbstraction took 115247.62 ms. Allocated memory was 151.0 MB in the beginning and 697.3 MB in the end (delta: 546.3 MB). Free memory was 83.1 MB in the beginning and 385.3 MB in the end (delta: -302.2 MB). Peak memory consumption was 392.5 MB. Max. memory is 8.0 GB. [2020-10-28 17:11:02,237 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 ms. Allocated memory is still 151.0 MB. Free memory is still 124.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 684.06 ms. Allocated memory is still 151.0 MB. Free memory was 105.6 MB in the beginning and 123.1 MB in the end (delta: -17.5 MB). Peak memory consumption was 17.7 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 91.36 ms. Allocated memory is still 151.0 MB. Free memory was 123.1 MB in the beginning and 119.2 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1259.41 ms. Allocated memory is still 151.0 MB. Free memory was 118.9 MB in the beginning and 83.6 MB in the end (delta: 35.3 MB). Peak memory consumption was 48.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 115247.62 ms. Allocated memory was 151.0 MB in the beginning and 697.3 MB in the end (delta: 546.3 MB). Free memory was 83.1 MB in the beginning and 385.3 MB in the end (delta: -302.2 MB). Peak memory consumption was 392.5 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: 750]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 743]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 789]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 796]: 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: 285]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter <= 0 && 1 == systemActive) && 0 <= pumpRunning) && waterLevel <= 2) && pumpRunning <= 0) || !(\old(systemActive) == 1)) || !(\old(pumpRunning) <= 0)) || !(\old(waterLevel) == 1)) || !(0 <= \old(pumpRunning))) || ((((splverifierCounter <= 0 && pumpRunning == 1) && 1 == systemActive) && 1 < waterLevel) && waterLevel <= 2)) || ((((1 <= switchedOnBeforeTS && splverifierCounter <= 0) && pumpRunning == 1) && 1 == systemActive) && waterLevel <= 2) - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 284]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 910]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 261 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 79.6s, OverallIterations: 10, TraceHistogramMax: 3, AutomataDifference: 41.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 35.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1524 SDtfs, 2834 SDslu, 1617 SDs, 0 SdLazy, 6371 SolverSat, 1980 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 489 GetRequests, 330 SyntacticMatches, 6 SemanticMatches, 153 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 793 ImplicationChecksByTransitivity, 21.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=550occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 10 MinimizatonAttempts, 396 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 1132 PreInvPairs, 1252 NumberOfFragments, 1953 HoareAnnotationTreeSize, 1132 FomulaSimplifications, 52338319 FormulaSimplificationTreeSizeReduction, 6.3s HoareSimplificationTime, 64 FomulaSimplificationsInter, 3409529 FormulaSimplificationTreeSizeReductionInter, 28.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 36.3s InterpolantComputationTime, 899 NumberOfCodeBlocks, 899 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 889 ConstructedInterpolants, 0 QuantifiedInterpolants, 323284 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 9 PerfectInterpolantSequences, 62/70 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...