/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product56.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:46:28,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:46:28,514 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:46:28,550 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:46:28,551 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:46:28,552 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:46:28,554 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:46:28,557 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:46:28,559 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:46:28,561 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:46:28,562 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:46:28,564 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:46:28,564 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:46:28,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:46:28,568 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:46:28,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:46:28,571 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:46:28,572 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:46:28,574 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:46:28,577 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:46:28,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:46:28,584 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:46:28,585 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:46:28,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:46:28,604 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:46:28,605 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:46:28,605 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:46:28,606 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:46:28,607 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:46:28,608 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:46:28,609 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:46:28,610 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:46:28,611 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:46:28,612 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:46:28,614 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:46:28,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:46:28,615 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:46:28,615 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:46:28,616 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:46:28,617 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:46:28,618 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:46:28,619 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 [2020-10-29 11:46:28,646 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:46:28,646 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:46:28,648 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:46:28,648 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:46:28,648 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:46:28,649 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:46:28,649 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:46:28,649 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:46:28,650 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:46:28,650 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:46:28,650 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:46:28,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:46:28,651 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:46:28,651 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:46:28,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:46:28,651 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:46:28,652 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:46:28,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:46:28,652 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:46:28,652 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:46:28,653 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:46:28,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:46:28,653 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:46:28,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:46:28,654 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:46:28,654 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:46:28,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:46:28,655 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:46:28,655 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:46:28,655 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:46:29,094 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:46:29,121 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:46:29,123 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:46:29,124 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:46:29,131 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:46:29,132 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product56.cil.c [2020-10-29 11:46:29,215 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c63ee9ee0/54f3eb3618b04235a2d57682242c32ea/FLAGa4af4a786 [2020-10-29 11:46:29,902 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:46:29,902 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product56.cil.c [2020-10-29 11:46:29,927 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c63ee9ee0/54f3eb3618b04235a2d57682242c32ea/FLAGa4af4a786 [2020-10-29 11:46:30,179 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c63ee9ee0/54f3eb3618b04235a2d57682242c32ea [2020-10-29 11:46:30,184 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:46:30,193 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:46:30,197 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:46:30,198 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:46:30,202 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:46:30,202 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:46:30" (1/1) ... [2020-10-29 11:46:30,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75b793a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:30, skipping insertion in model container [2020-10-29 11:46:30,206 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:46:30" (1/1) ... [2020-10-29 11:46:30,215 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:46:30,259 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:46:30,659 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:46:30,679 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:46:30,772 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:46:30,827 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:46:30,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:30 WrapperNode [2020-10-29 11:46:30,828 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:46:30,830 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:46:30,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:46:30,830 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:46:30,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:30" (1/1) ... [2020-10-29 11:46:30,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:30" (1/1) ... [2020-10-29 11:46:30,869 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:30" (1/1) ... [2020-10-29 11:46:30,869 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:30" (1/1) ... [2020-10-29 11:46:30,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:30" (1/1) ... [2020-10-29 11:46:30,941 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:30" (1/1) ... [2020-10-29 11:46:30,950 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:30" (1/1) ... [2020-10-29 11:46:30,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:46:30,972 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:46:30,973 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:46:30,973 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:46:30,975 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:30" (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 [2020-10-29 11:46:31,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:46:31,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:46:31,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:46:31,104 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:46:31,105 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:46:31,105 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:46:31,105 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-29 11:46:31,106 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-29 11:46:31,106 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:46:31,106 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:46:31,107 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:46:31,107 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:46:31,107 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:46:31,107 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:46:31,107 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-29 11:46:31,108 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-29 11:46:31,109 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-29 11:46:31,109 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-29 11:46:31,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:46:31,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:46:31,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:46:31,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:46:31,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:46:31,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:46:31,110 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:46:31,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:46:31,110 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:46:31,110 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:46:31,110 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:46:31,110 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:46:31,111 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:46:31,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:46:31,111 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:46:31,111 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:46:31,111 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:46:31,111 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:46:31,111 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:46:31,112 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:46:31,112 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-29 11:46:31,112 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-29 11:46:31,112 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:46:31,112 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:46:31,112 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:46:31,112 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:46:31,113 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:46:31,113 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:46:31,113 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:46:31,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:46:31,113 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:46:31,113 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:46:31,113 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:46:31,114 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:46:31,114 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:46:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-29 11:46:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-29 11:46:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:46:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:46:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:46:31,116 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:46:31,116 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:46:31,116 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-29 11:46:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-29 11:46:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:46:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:46:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:46:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-29 11:46:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-29 11:46:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-29 11:46:31,118 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-29 11:46:31,118 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:46:31,118 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:46:31,119 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:46:31,120 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:46:31,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:46:31,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:46:31,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:46:31,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:46:31,121 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:46:31,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:46:31,122 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:46:31,122 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:46:31,122 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:46:31,122 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:46:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:46:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:46:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:46:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:46:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:46:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:46:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:46:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:46:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:46:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:46:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:46:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:46:31,125 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:46:31,125 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:46:31,125 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:46:31,125 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:46:31,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:46:31,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:46:31,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:46:32,680 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:46:32,680 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:46:32,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:46:32 BoogieIcfgContainer [2020-10-29 11:46:32,683 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:46:32,684 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:46:32,685 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:46:32,688 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:46:32,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:46:30" (1/3) ... [2020-10-29 11:46:32,689 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fc94ce3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:46:32, skipping insertion in model container [2020-10-29 11:46:32,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:46:30" (2/3) ... [2020-10-29 11:46:32,690 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fc94ce3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:46:32, skipping insertion in model container [2020-10-29 11:46:32,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:46:32" (3/3) ... [2020-10-29 11:46:32,692 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product56.cil.c [2020-10-29 11:46:32,704 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:46:32,709 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:46:32,723 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:46:32,754 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:46:32,754 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:46:32,754 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:46:32,754 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:46:32,755 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:46:32,755 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:46:32,755 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:46:32,755 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:46:32,779 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states. [2020-10-29 11:46:32,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-29 11:46:32,790 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:46:32,791 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:46:32,791 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]=== [2020-10-29 11:46:32,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:46:32,798 INFO L82 PathProgramCache]: Analyzing trace with hash -464450531, now seen corresponding path program 1 times [2020-10-29 11:46:32,808 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:46:32,808 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [196409806] [2020-10-29 11:46:32,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:46:33,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:33,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:33,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:33,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:35,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:35,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:38,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:38,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 11:46:38,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:46:38,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-29 11:46:38,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:38,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:38,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:46:38,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:46:38,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:46:38,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-29 11:46:38,783 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:46:38,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:46:38,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:38,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:38,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:38,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:38,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:38,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 114 [2020-10-29 11:46:38,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:38,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:38,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:38,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:38,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:46:38,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:38,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:46:38,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:38,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:39,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:39,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:39,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:39,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:39,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:39,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:39,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:39,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:39,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:39,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:39,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:46:39,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:39,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:39,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:39,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:39,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:39,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:39,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:39,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:39,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:39,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:39,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:39,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:39,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:46:39,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:39,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:39,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:39,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:39,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:39,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:46:39,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:39,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:39,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:39,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:39,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:46:39,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:39,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:46:39,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:39,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:39,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:39,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:39,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:39,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:39,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:39,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:39,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:39,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:39,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:39,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:39,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:46:39,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:39,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:39,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:39,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:39,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:39,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:39,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:39,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:39,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:39,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:46:39,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:39,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:39,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:46:39,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:39,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:39,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:39,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:39,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:39,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:39,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:39,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:39,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:39,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:46:39,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:39,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:39,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:46:39,062 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [196409806] [2020-10-29 11:46:39,064 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:46:39,064 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:46:39,065 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696959292] [2020-10-29 11:46:39,071 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:46:39,072 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:46:39,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:46:39,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:46:39,094 INFO L87 Difference]: Start difference. First operand 203 states. Second operand 4 states. [2020-10-29 11:46:39,635 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:46:42,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:46:42,957 INFO L93 Difference]: Finished difference Result 529 states and 692 transitions. [2020-10-29 11:46:42,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:46:42,960 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-29 11:46:42,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:46:42,981 INFO L225 Difference]: With dead ends: 529 [2020-10-29 11:46:42,982 INFO L226 Difference]: Without dead ends: 347 [2020-10-29 11:46:42,988 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:46:43,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2020-10-29 11:46:43,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 279. [2020-10-29 11:46:43,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 279 states. [2020-10-29 11:46:43,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 336 transitions. [2020-10-29 11:46:43,173 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 336 transitions. Word has length 47 [2020-10-29 11:46:43,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:46:43,174 INFO L481 AbstractCegarLoop]: Abstraction has 279 states and 336 transitions. [2020-10-29 11:46:43,174 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:46:43,174 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 336 transitions. [2020-10-29 11:46:43,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-29 11:46:43,179 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:46:43,180 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:46:43,180 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:46:43,181 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]=== [2020-10-29 11:46:43,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:46:43,181 INFO L82 PathProgramCache]: Analyzing trace with hash -1100512007, now seen corresponding path program 1 times [2020-10-29 11:46:43,182 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:46:43,182 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [140008751] [2020-10-29 11:46:43,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:46:43,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:43,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:43,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:43,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:45,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:48,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:48,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-29 11:46:48,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:46:48,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-29 11:46:48,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:48,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:48,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 11:46:48,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:46:48,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-29 11:46:48,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:48,654 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:46:48,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:46:48,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:48,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:48,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:48,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:48,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:48,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-29 11:46:48,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:48,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:48,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:48,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:48,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:46:48,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:48,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:46:48,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:48,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:48,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:48,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:48,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:48,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:48,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:48,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:48,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:48,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:48,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:48,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:48,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:46:48,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:48,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:48,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:48,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:48,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:48,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:48,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:48,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:48,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:48,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:48,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:48,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:48,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:46:48,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:48,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:48,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:48,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:48,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:48,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:48,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:48,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:48,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:48,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:48,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:46:48,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:48,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:46:48,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:48,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:48,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:48,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:48,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:48,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:46:48,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:48,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:48,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:48,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:48,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:48,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:48,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 11:46:48,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:48,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:48,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:48,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:46:48,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:48,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:46:48,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:48,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:48,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:48,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:48,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:46:48,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:48,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-29 11:46:48,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:48,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:48,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:48,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:48,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:48,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:46:48,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:48,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:48,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:46:48,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:48,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:46:48,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:46:48,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-29 11:46:48,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:48,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:48,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:48,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:48,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:48,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:48,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:48,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:48,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:48,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:46:48,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:48,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:48,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:46:48,885 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [140008751] [2020-10-29 11:46:48,885 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:46:48,885 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:46:48,886 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565893130] [2020-10-29 11:46:48,890 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:46:48,890 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:46:48,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:46:48,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:46:48,891 INFO L87 Difference]: Start difference. First operand 279 states and 336 transitions. Second operand 8 states. [2020-10-29 11:46:49,561 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:46:51,399 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:46:51,957 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:46:52,523 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:46:52,993 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:46:54,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:46:54,932 INFO L93 Difference]: Finished difference Result 902 states and 1212 transitions. [2020-10-29 11:46:54,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 11:46:54,933 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-10-29 11:46:54,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:46:54,941 INFO L225 Difference]: With dead ends: 902 [2020-10-29 11:46:54,941 INFO L226 Difference]: Without dead ends: 647 [2020-10-29 11:46:54,946 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-10-29 11:46:54,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 647 states. [2020-10-29 11:46:55,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 647 to 540. [2020-10-29 11:46:55,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 540 states. [2020-10-29 11:46:55,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 670 transitions. [2020-10-29 11:46:55,115 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 670 transitions. Word has length 58 [2020-10-29 11:46:55,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:46:55,116 INFO L481 AbstractCegarLoop]: Abstraction has 540 states and 670 transitions. [2020-10-29 11:46:55,116 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:46:55,116 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 670 transitions. [2020-10-29 11:46:55,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-10-29 11:46:55,121 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:46:55,121 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:46:55,122 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:46:55,122 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]=== [2020-10-29 11:46:55,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:46:55,123 INFO L82 PathProgramCache]: Analyzing trace with hash -735079533, now seen corresponding path program 1 times [2020-10-29 11:46:55,123 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:46:55,123 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [790740003] [2020-10-29 11:46:55,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:46:55,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:55,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:56,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:56,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:56,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:00,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:00,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-29 11:47:00,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:47:00,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-29 11:47:00,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:00,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:00,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:47:00,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:00,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-29 11:47:00,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:00,528 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:47:00,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:47:00,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:00,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:00,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:00,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:00,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:00,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-29 11:47:00,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:00,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:00,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:00,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:00,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:47:00,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:00,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:47:00,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:00,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:00,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:00,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:00,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:00,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:00,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:00,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:00,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:00,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:00,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:00,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:00,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:47:00,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:00,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:00,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:00,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:00,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:00,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:00,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:00,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:00,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:00,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:00,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:00,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:00,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:47:00,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:00,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:00,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:00,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:00,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:00,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:00,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:00,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:00,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:00,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:00,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:00,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:00,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:47:00,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:00,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:00,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:00,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:00,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:00,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:00,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:00,645 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:00,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:00,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:00,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:00,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:00,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:47:00,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:00,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:00,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:00,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:00,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:00,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:00,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:00,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:00,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:00,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:00,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:00,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:00,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:47:00,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:00,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:00,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:00,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:00,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:47:00,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:00,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:47:00,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:00,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:00,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:00,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:47:00,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 11:47:00,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:00,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 11:47:00,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:00,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:00,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:00,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:00,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:00,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:00,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:00,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:00,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:00,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:00,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:00,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:00,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-29 11:47:00,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:00,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:00,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:00,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:00,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:00,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:47:00,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:00,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:00,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:00,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:00,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:00,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:00,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:47:00,805 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [790740003] [2020-10-29 11:47:00,805 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:47:00,805 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:47:00,806 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336161950] [2020-10-29 11:47:00,806 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:47:00,806 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:47:00,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:47:00,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:47:00,807 INFO L87 Difference]: Start difference. First operand 540 states and 670 transitions. Second operand 10 states. [2020-10-29 11:47:01,434 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:03,234 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 206 [2020-10-29 11:47:03,666 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:04,090 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:05,023 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:47:05,506 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:47:07,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:47:07,961 INFO L93 Difference]: Finished difference Result 1405 states and 2011 transitions. [2020-10-29 11:47:07,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-29 11:47:07,962 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 62 [2020-10-29 11:47:07,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:47:07,970 INFO L225 Difference]: With dead ends: 1405 [2020-10-29 11:47:07,971 INFO L226 Difference]: Without dead ends: 889 [2020-10-29 11:47:07,975 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=129, Invalid=291, Unknown=0, NotChecked=0, Total=420 [2020-10-29 11:47:07,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 889 states. [2020-10-29 11:47:08,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 889 to 730. [2020-10-29 11:47:08,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 730 states. [2020-10-29 11:47:08,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 730 states and 931 transitions. [2020-10-29 11:47:08,189 INFO L78 Accepts]: Start accepts. Automaton has 730 states and 931 transitions. Word has length 62 [2020-10-29 11:47:08,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:47:08,189 INFO L481 AbstractCegarLoop]: Abstraction has 730 states and 931 transitions. [2020-10-29 11:47:08,189 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:47:08,189 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 931 transitions. [2020-10-29 11:47:08,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-29 11:47:08,193 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:47:08,194 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:47:08,194 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:47:08,194 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]=== [2020-10-29 11:47:08,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:47:08,195 INFO L82 PathProgramCache]: Analyzing trace with hash -520967622, now seen corresponding path program 1 times [2020-10-29 11:47:08,195 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:47:08,195 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [465770266] [2020-10-29 11:47:08,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:47:08,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:08,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:08,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:08,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:13,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:13,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-29 11:47:13,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:47:13,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-29 11:47:13,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:13,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:13,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 11:47:13,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:13,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-29 11:47:13,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:13,621 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:47:13,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:47:13,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:13,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:13,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:13,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:13,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:13,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-29 11:47:13,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:13,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:13,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:13,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:13,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:47:13,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:13,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:47:13,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:13,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:13,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:13,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:13,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:13,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:13,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:13,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:13,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:13,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:13,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:13,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:13,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:47:13,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:13,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:13,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:13,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:13,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:13,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:13,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:13,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:13,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:13,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:13,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:13,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:13,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:47:13,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:13,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:13,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:13,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:13,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:13,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:13,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:13,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:13,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:13,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:13,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:13,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:13,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:47:13,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:13,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:13,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:13,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:13,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:13,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:13,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:13,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:13,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:13,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:13,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:13,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:13,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:47:13,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:13,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:13,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:13,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:13,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:13,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:47:13,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:13,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:13,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:47:13,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:47:13,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:47:13,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:13,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:47:13,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:13,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:13,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:13,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:13,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-29 11:47:13,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:13,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 11:47:13,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:13,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:13,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:13,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-29 11:47:13,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 11:47:13,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:13,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:13,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:13,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:13,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:13,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:13,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:47:13,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:13,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-29 11:47:13,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:13,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:13,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:13,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:13,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 11:47:13,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:13,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:13,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:13,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:13,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:13,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:13,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:47:13,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:13,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-29 11:47:13,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:13,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:13,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:13,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:13,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 11:47:13,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:13,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:13,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:13,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:13,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:13,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:47:13,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:13,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:47:13,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:13,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:13,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:13,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:13,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:47:13,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:13,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:13,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:13,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:13,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:13,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:47:13,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:13,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:13,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:13,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:13,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:13,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:13,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 11:47:13,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:13,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:47:13,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:13,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:13,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:13,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:13,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:13,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:13,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:13,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:13,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:13,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:13,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:13,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:13,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-29 11:47:13,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:13,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:13,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:13,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:13,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:13,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:13,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:13,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:13,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:13,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:13,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:13,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:13,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-29 11:47:13,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:13,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:13,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:13,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:13,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:13,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:13,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:13,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:13,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:13,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:13,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:13,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:13,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:47:13,973 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [465770266] [2020-10-29 11:47:13,974 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:47:13,974 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 11:47:13,974 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022337444] [2020-10-29 11:47:13,975 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:47:13,975 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:47:13,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:47:13,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:47:13,976 INFO L87 Difference]: Start difference. First operand 730 states and 931 transitions. Second operand 9 states. [2020-10-29 11:47:14,599 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:15,526 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:17,713 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:23,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:47:23,012 INFO L93 Difference]: Finished difference Result 2133 states and 3287 transitions. [2020-10-29 11:47:23,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-29 11:47:23,013 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 90 [2020-10-29 11:47:23,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:47:23,026 INFO L225 Difference]: With dead ends: 2133 [2020-10-29 11:47:23,027 INFO L226 Difference]: Without dead ends: 1688 [2020-10-29 11:47:23,031 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=122, Invalid=430, Unknown=0, NotChecked=0, Total=552 [2020-10-29 11:47:23,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1688 states. [2020-10-29 11:47:23,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1688 to 1399. [2020-10-29 11:47:23,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1399 states. [2020-10-29 11:47:23,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 1399 states and 1939 transitions. [2020-10-29 11:47:23,384 INFO L78 Accepts]: Start accepts. Automaton has 1399 states and 1939 transitions. Word has length 90 [2020-10-29 11:47:23,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:47:23,385 INFO L481 AbstractCegarLoop]: Abstraction has 1399 states and 1939 transitions. [2020-10-29 11:47:23,385 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:47:23,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 1939 transitions. [2020-10-29 11:47:23,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-29 11:47:23,388 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:47:23,388 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:47:23,388 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 11:47:23,389 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]=== [2020-10-29 11:47:23,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:47:23,389 INFO L82 PathProgramCache]: Analyzing trace with hash -191201861, now seen corresponding path program 1 times [2020-10-29 11:47:23,390 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:47:23,390 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [926852860] [2020-10-29 11:47:23,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:47:23,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:23,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:23,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:23,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:23,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:28,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:28,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-29 11:47:28,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:47:28,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-29 11:47:28,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:28,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:28,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-29 11:47:28,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:28,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 114 [2020-10-29 11:47:28,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:28,856 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:47:28,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:47:28,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:28,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:28,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:28,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:28,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:28,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-29 11:47:28,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:28,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:28,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:28,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:28,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:47:28,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:28,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:47:28,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:28,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:28,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:28,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:28,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:28,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:28,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:28,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:28,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:28,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:28,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:28,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:28,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:47:28,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:28,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:28,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:28,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:28,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:28,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:28,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:28,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:28,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:28,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:28,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:28,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:28,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:47:28,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:28,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:28,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:28,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:29,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:29,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:29,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:29,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:29,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:29,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:29,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:29,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:29,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:47:29,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:29,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:29,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:29,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:29,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:29,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:29,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:29,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:29,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:29,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:29,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:47:29,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:29,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:47:29,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:29,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:29,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:29,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:29,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:29,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:47:29,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:29,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:29,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:47:29,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:47:29,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:47:29,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:29,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:47:29,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:29,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:29,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:29,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:29,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:29,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:29,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-29 11:47:29,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:47:29,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-29 11:47:29,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:29,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:29,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:29,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:29,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-29 11:47:29,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:29,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:29,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:29,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:29,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:29,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:29,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:29,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:47:29,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:47:29,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-29 11:47:29,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:29,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:29,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:29,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 11:47:29,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:29,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:29,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:29,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:29,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:29,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:29,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:29,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:47:29,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:29,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-29 11:47:29,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:29,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:29,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:29,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 11:47:29,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:29,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:29,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:29,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:29,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:29,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:29,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:47:29,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:29,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:47:29,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:29,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:29,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:29,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 11:47:29,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:29,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:29,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:29,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:29,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:29,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:29,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:47:29,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:29,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:47:29,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:29,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:29,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:47:29,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:29,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:29,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:29,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:47:29,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:29,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:29,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:29,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:29,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:29,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:29,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:29,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:29,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:29,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:29,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:29,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:29,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-29 11:47:29,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:29,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:29,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:29,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:29,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:29,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 11:47:29,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:29,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:29,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:29,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:29,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:29,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:29,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-29 11:47:29,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:29,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:29,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:29,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:29,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:29,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:29,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:29,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:29,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:29,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:29,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:29,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:29,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:47:29,439 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [926852860] [2020-10-29 11:47:29,440 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:47:29,440 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-29 11:47:29,440 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637896567] [2020-10-29 11:47:29,441 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-29 11:47:29,441 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:47:29,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-29 11:47:29,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2020-10-29 11:47:29,442 INFO L87 Difference]: Start difference. First operand 1399 states and 1939 transitions. Second operand 14 states. [2020-10-29 11:47:30,227 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:31,334 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:32,241 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:32,830 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:33,272 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:47:33,765 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:34,226 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:47:34,759 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:47:35,292 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:47:35,796 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:47:37,898 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:47:38,501 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:47:41,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:47:41,619 INFO L93 Difference]: Finished difference Result 2764 states and 4164 transitions. [2020-10-29 11:47:41,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-29 11:47:41,621 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 90 [2020-10-29 11:47:41,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:47:41,634 INFO L225 Difference]: With dead ends: 2764 [2020-10-29 11:47:41,635 INFO L226 Difference]: Without dead ends: 1661 [2020-10-29 11:47:41,642 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=206, Invalid=984, Unknown=0, NotChecked=0, Total=1190 [2020-10-29 11:47:41,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1661 states. [2020-10-29 11:47:41,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1661 to 1375. [2020-10-29 11:47:41,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1375 states. [2020-10-29 11:47:41,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 1375 states and 1907 transitions. [2020-10-29 11:47:41,943 INFO L78 Accepts]: Start accepts. Automaton has 1375 states and 1907 transitions. Word has length 90 [2020-10-29 11:47:41,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:47:41,944 INFO L481 AbstractCegarLoop]: Abstraction has 1375 states and 1907 transitions. [2020-10-29 11:47:41,944 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-29 11:47:41,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1907 transitions. [2020-10-29 11:47:41,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-10-29 11:47:41,948 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:47:41,949 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:47:41,949 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 11:47:41,949 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]=== [2020-10-29 11:47:41,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:47:41,950 INFO L82 PathProgramCache]: Analyzing trace with hash -822951422, now seen corresponding path program 1 times [2020-10-29 11:47:41,950 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:47:41,950 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1483126929] [2020-10-29 11:47:41,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:47:42,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:42,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:42,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:42,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:42,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:42,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:43,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:44,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:44,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 193 [2020-10-29 11:47:44,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 11:47:44,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2439 [2020-10-29 11:47:44,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:44,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:44,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:44,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 89 [2020-10-29 11:47:44,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-29 11:47:44,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:44,938 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:47:44,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:47:44,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:44,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:44,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:44,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:44,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:44,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-29 11:47:44,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:44,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:44,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:44,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:44,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:44,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:45,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:47:45,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:45,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:45,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:45,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:45,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:45,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:45,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:45,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:45,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:45,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:45,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:45,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:45,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:47:45,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:45,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:45,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:45,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:45,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:45,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:45,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:45,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:45,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:45,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:45,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:45,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:45,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:47:45,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:45,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:45,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:45,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:45,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:45,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:45,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:45,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:45,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:45,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:45,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:45,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:45,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:47:45,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:45,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:45,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:45,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:45,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:45,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:45,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:45,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:45,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:45,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:45,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:45,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:45,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 11:47:45,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:45,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:45,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:45,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:47:45,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:45,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:45,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:45,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:45,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:45,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:45,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:45,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:45,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:47:45,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:45,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:45,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:45,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 11:47:45,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:45,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:47:45,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:45,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:45,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:45,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:45,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:45,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:45,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:45,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:45,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:45,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:45,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:47:45,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:45,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:45,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:45,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:45,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:45,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:45,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:45,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:45,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:45,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:45,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:45,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:45,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:45,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:45,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:45,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:45,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:45,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:45,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:45,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:45,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:45,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-29 11:47:45,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:45,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:45,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:45,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:45,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-29 11:47:45,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:45,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-29 11:47:45,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:45,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:45,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:47:45,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-29 11:47:45,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:47:45,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:45,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:45,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:45,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:45,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:45,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-29 11:47:45,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:45,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 11:47:45,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:45,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:45,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:47:45,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-29 11:47:45,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:47:45,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:45,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:45,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:45,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:45,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:45,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:47:45,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:45,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-29 11:47:45,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:45,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:45,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:47:45,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-29 11:47:45,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:47:45,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:45,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:45,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:45,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:45,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:45,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:47:45,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:45,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-29 11:47:45,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:45,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:45,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:47:45,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-29 11:47:45,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:47:45,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:45,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:45,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:45,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:45,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:45,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:47:45,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:45,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:47:45,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:45,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:45,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:45,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:45,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:47:45,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:45,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:45,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:45,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:45,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:45,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:47:45,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:45,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:45,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:45,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:45,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:45,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:45,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:45,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:45,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:47:45,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:45,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:45,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:45,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:45,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:45,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:47:45,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:45,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:45,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:45,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:45,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:45,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:45,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 11:47:45,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:45,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:45,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:45,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:47:45,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:45,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:45,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:45,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:45,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:45,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 11:47:45,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:45,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:45,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:45,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:45,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:45,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:45,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:45,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:45,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:45,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:45,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:45,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:45,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:45,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:45,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:45,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-29 11:47:45,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:45,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:45,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:45,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:45,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:45,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:45,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:45,539 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:45,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:45,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:45,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:45,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:47:45,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-29 11:47:45,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:45,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:45,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:45,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:45,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:45,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:45,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:45,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:45,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:45,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:45,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:45,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:45,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-29 11:47:45,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:45,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:45,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:45,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:45,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:45,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:47:45,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:45,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:45,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:45,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:45,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:45,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:45,588 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-29 11:47:45,588 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1483126929] [2020-10-29 11:47:45,590 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:47:45,590 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-29 11:47:45,590 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997461914] [2020-10-29 11:47:45,591 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 11:47:45,592 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:47:45,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 11:47:45,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-10-29 11:47:45,593 INFO L87 Difference]: Start difference. First operand 1375 states and 1907 transitions. Second operand 12 states. [2020-10-29 11:47:46,308 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:47:47,596 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:47:48,005 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:47:48,453 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:47:48,877 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:47:52,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:47:52,638 INFO L93 Difference]: Finished difference Result 3204 states and 4757 transitions. [2020-10-29 11:47:52,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-29 11:47:52,640 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 133 [2020-10-29 11:47:52,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:47:52,658 INFO L225 Difference]: With dead ends: 3204 [2020-10-29 11:47:52,658 INFO L226 Difference]: Without dead ends: 1853 [2020-10-29 11:47:52,672 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=149, Invalid=357, Unknown=0, NotChecked=0, Total=506 [2020-10-29 11:47:52,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1853 states. [2020-10-29 11:47:53,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1853 to 1566. [2020-10-29 11:47:53,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1566 states. [2020-10-29 11:47:53,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 1566 states and 2158 transitions. [2020-10-29 11:47:53,131 INFO L78 Accepts]: Start accepts. Automaton has 1566 states and 2158 transitions. Word has length 133 [2020-10-29 11:47:53,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:47:53,134 INFO L481 AbstractCegarLoop]: Abstraction has 1566 states and 2158 transitions. [2020-10-29 11:47:53,134 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 11:47:53,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 2158 transitions. [2020-10-29 11:47:53,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-10-29 11:47:53,140 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:47:53,141 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-29 11:47:53,141 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 11:47:53,142 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]=== [2020-10-29 11:47:53,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:47:53,142 INFO L82 PathProgramCache]: Analyzing trace with hash 1880358867, now seen corresponding path program 1 times [2020-10-29 11:47:53,143 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:47:53,143 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [190015291] [2020-10-29 11:47:53,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:47:53,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:53,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:53,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:53,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:53,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:53,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:53,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:54,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:54,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:55,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:58,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:58,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 216 [2020-10-29 11:47:58,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-29 11:47:58,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 11:47:58,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:58,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:58,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:47:58,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 89 [2020-10-29 11:47:58,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-29 11:47:58,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:58,552 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:47:58,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:47:58,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:58,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:58,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:58,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:58,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:58,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-29 11:47:58,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:58,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:58,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:58,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:58,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:58,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:58,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:47:58,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:58,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:58,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:58,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:58,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:58,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:58,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:58,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:58,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:58,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:58,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:58,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:58,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:47:58,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:58,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:58,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:58,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:58,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:58,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:58,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:58,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:58,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:58,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:58,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:58,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:58,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:47:58,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:58,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:58,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:58,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:58,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:58,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:58,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:58,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:58,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:58,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:58,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:58,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:58,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:47:58,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:58,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:58,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:58,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:47:58,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:58,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:58,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:58,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:58,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:58,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:58,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:58,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:58,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:47:58,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:58,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:58,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:58,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:58,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-29 11:47:58,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:58,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-29 11:47:58,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:58,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:58,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:58,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:58,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-29 11:47:58,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:58,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:58,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:58,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:58,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:58,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:58,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-29 11:47:58,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:58,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 11:47:58,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:58,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:58,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:58,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:58,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-29 11:47:58,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:58,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:58,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:58,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:58,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:58,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:58,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:47:58,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:58,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-29 11:47:58,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:58,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:58,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:58,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:58,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-29 11:47:58,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:58,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:58,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:58,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:58,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:58,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:58,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:47:58,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:58,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 11:47:58,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:58,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:58,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:58,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:58,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 11:47:58,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:58,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:58,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:58,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:58,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:58,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:58,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:47:58,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:58,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:47:58,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:58,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:58,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:58,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 11:47:58,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:58,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:58,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:58,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:58,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:58,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:58,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:47:58,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:58,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:58,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:58,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:58,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:47:58,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:58,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:58,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:58,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:47:58,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:58,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:58,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:58,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:58,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:58,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:58,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:58,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:58,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:58,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:58,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:47:58,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:58,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 11:47:58,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:58,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:58,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:58,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:47:58,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:58,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:47:58,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:58,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:58,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:58,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:58,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:47:58,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:58,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:58,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:58,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:58,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:58,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:58,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:58,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:58,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:58,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:58,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:58,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:58,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:58,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:58,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-29 11:47:58,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:58,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:58,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:58,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:58,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:58,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:58,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:58,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:58,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:58,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:58,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:58,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:58,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-29 11:47:58,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:58,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:58,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:58,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:58,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:58,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:59,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:59,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-29 11:47:59,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:47:59,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 164 [2020-10-29 11:47:59,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:59,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:59,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:47:59,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:47:59,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-29 11:47:59,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:59,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:59,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:59,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:59,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:59,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:47:59,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:59,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:47:59,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:59,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:59,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:59,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:59,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 11:47:59,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:59,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:59,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:59,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:59,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:59,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:59,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:59,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:59,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:59,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:59,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:59,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:59,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:59,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:59,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 11:47:59,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:59,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:59,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:59,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:59,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:59,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:47:59,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:47:59,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-29 11:47:59,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:59,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:59,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:47:59,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:47:59,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-29 11:47:59,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:59,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:59,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:59,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:59,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:59,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:47:59,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:59,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 11:47:59,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:59,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:59,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:47:59,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:59,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-29 11:47:59,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:59,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:47:59,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:59,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:59,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:59,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:59,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:47:59,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:47:59,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:47:59,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:59,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:59,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:47:59,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 11:47:59,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:59,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:59,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:47:59,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:59,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:59,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:59,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:47:59,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:59,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:47:59,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:59,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:59,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:47:59,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:59,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:47:59,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:59,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:47:59,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:59,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:59,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:59,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:59,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:59,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:59,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:59,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:59,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:59,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:47:59,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:59,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:59,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-29 11:47:59,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:59,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:59,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:59,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:59,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:59,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:59,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:59,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:59,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:59,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:59,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:59,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:59,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-29 11:47:59,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:47:59,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:47:59,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:47:59,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:47:59,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:47:59,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:47:59,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:47:59,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:47:59,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:47:59,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:47:59,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:47:59,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:47:59,332 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-29 11:47:59,332 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [190015291] [2020-10-29 11:47:59,332 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:47:59,332 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-29 11:47:59,332 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273235089] [2020-10-29 11:47:59,333 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-29 11:47:59,333 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:47:59,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-29 11:47:59,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2020-10-29 11:47:59,334 INFO L87 Difference]: Start difference. First operand 1566 states and 2158 transitions. Second operand 14 states. [2020-10-29 11:48:00,406 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:48:01,377 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:48:01,836 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:48:02,244 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:48:03,555 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:48:06,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:48:06,576 INFO L93 Difference]: Finished difference Result 3271 states and 4738 transitions. [2020-10-29 11:48:06,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-29 11:48:06,577 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 148 [2020-10-29 11:48:06,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:48:06,590 INFO L225 Difference]: With dead ends: 3271 [2020-10-29 11:48:06,590 INFO L226 Difference]: Without dead ends: 1621 [2020-10-29 11:48:06,601 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=123, Invalid=477, Unknown=0, NotChecked=0, Total=600 [2020-10-29 11:48:06,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1621 states. [2020-10-29 11:48:06,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1621 to 1375. [2020-10-29 11:48:06,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1375 states. [2020-10-29 11:48:06,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 1375 states and 1656 transitions. [2020-10-29 11:48:06,937 INFO L78 Accepts]: Start accepts. Automaton has 1375 states and 1656 transitions. Word has length 148 [2020-10-29 11:48:06,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:48:06,937 INFO L481 AbstractCegarLoop]: Abstraction has 1375 states and 1656 transitions. [2020-10-29 11:48:06,937 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-29 11:48:06,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1656 transitions. [2020-10-29 11:48:06,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-10-29 11:48:06,941 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:48:06,941 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:48:06,941 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 11:48:06,942 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]=== [2020-10-29 11:48:06,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:48:06,942 INFO L82 PathProgramCache]: Analyzing trace with hash -1095815921, now seen corresponding path program 1 times [2020-10-29 11:48:06,942 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:48:06,943 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1651261123] [2020-10-29 11:48:06,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:48:06,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:06,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:07,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:07,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:08,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:10,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:10,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:11,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:11,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 225 [2020-10-29 11:48:11,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 11:48:11,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-29 11:48:11,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:11,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:11,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 23 [2020-10-29 11:48:11,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:48:11,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 172 [2020-10-29 11:48:11,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:12,433 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:48:12,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:48:12,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:12,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:12,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:12,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:12,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:12,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-29 11:48:12,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:12,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:12,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:12,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:12,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:48:12,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:12,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:48:12,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:12,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:12,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:12,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:12,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:12,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:12,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:12,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:12,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:12,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:12,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:48:12,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:12,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:48:12,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:12,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:12,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:12,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:12,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:12,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:12,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:12,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:12,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:12,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:12,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:48:12,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:12,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:48:12,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:12,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:12,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:12,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:12,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:12,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:12,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:12,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:12,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:12,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:12,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:48:12,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:12,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:48:12,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:12,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:12,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:12,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:12,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:12,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:12,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:12,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:12,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:12,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:12,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:48:12,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:12,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:48:12,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:12,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:12,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:12,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:12,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:12,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:48:12,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:12,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:12,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:12,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:48:12,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:48:12,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:12,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:48:12,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:12,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:12,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:12,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:12,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-29 11:48:12,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:48:12,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 11:48:12,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:12,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:12,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:48:12,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:48:12,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-29 11:48:12,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:12,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:12,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:12,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:12,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:12,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-29 11:48:12,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:12,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:48:12,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:12,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:12,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:12,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:12,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-29 11:48:12,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:12,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:12,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:12,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:12,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:12,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:48:12,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:12,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:12,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:12,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:12,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:12,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:12,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:12,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:12,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:12,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:12,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:12,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:12,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:48:12,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:12,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:48:12,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:12,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:12,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:12,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:12,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:12,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:12,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:12,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:12,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:12,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:12,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:48:12,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:12,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:12,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:12,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:12,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:12,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:12,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:12,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:12,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:12,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:12,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:12,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:12,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:48:12,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:12,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:12,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:12,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:12,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:12,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:12,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:12,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:12,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:48:12,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:12,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:12,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:12,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:12,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:12,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:12,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:12,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:12,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:12,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:12,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:12,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:12,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 11:48:12,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:12,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:12,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:12,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:48:12,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:12,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:48:12,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:12,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:12,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:12,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:12,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:48:12,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:12,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:12,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:12,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:12,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:12,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:12,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:12,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:12,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:12,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:12,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:12,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:12,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:12,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:12,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 11:48:12,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:12,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:12,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:12,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:12,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:12,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:48:12,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:12,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:12,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:12,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:48:12,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:48:12,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:12,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-29 11:48:12,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:12,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:12,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:12,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-29 11:48:12,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:12,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-29 11:48:12,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:12,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:12,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:12,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-29 11:48:12,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-29 11:48:12,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:12,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:12,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:12,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:12,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:12,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:48:12,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:12,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:12,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:12,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:12,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:12,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:12,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:12,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:12,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:12,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:12,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:12,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:12,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:12,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:12,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:12,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:12,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:12,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:12,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:12,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:12,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:12,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 11:48:12,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:12,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:12,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:12,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 11:48:12,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:12,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 11:48:12,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:12,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:12,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:12,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:12,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 11:48:12,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:12,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:12,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:12,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:12,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:12,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 11:48:12,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:12,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 11:48:12,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:12,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:12,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:12,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:12,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 11:48:12,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:13,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:13,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:13,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:13,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:13,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:13,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:13,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:48:13,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:13,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:13,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:48:13,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:13,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:48:13,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:48:13,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 11:48:13,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:13,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:13,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:13,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:48:13,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:13,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:13,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:13,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:13,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:13,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:13,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:48:13,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:13,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:13,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:13,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:13,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:13,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:13,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:13,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:13,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:13,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:13,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:13,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:13,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:13,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:13,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-29 11:48:13,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:13,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:13,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:13,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:13,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:13,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:13,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:13,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:13,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:13,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:48:13,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:13,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:13,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-29 11:48:13,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:13,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:13,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:13,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:13,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:13,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:13,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:13,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:13,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:13,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:48:13,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:13,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:13,176 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-29 11:48:13,176 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1651261123] [2020-10-29 11:48:13,176 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:48:13,176 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-29 11:48:13,177 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540852251] [2020-10-29 11:48:13,177 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-29 11:48:13,177 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:48:13,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-29 11:48:13,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272 [2020-10-29 11:48:13,178 INFO L87 Difference]: Start difference. First operand 1375 states and 1656 transitions. Second operand 17 states. [2020-10-29 11:48:14,839 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 204 [2020-10-29 11:48:16,190 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-10-29 11:48:19,397 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 207 [2020-10-29 11:48:20,199 WARN L193 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 209 [2020-10-29 11:48:20,939 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 209 [2020-10-29 11:48:21,927 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:48:23,022 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 208 [2020-10-29 11:48:26,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:48:26,386 INFO L93 Difference]: Finished difference Result 3610 states and 4681 transitions. [2020-10-29 11:48:26,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-29 11:48:26,386 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 155 [2020-10-29 11:48:26,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:48:26,402 INFO L225 Difference]: With dead ends: 3610 [2020-10-29 11:48:26,402 INFO L226 Difference]: Without dead ends: 2363 [2020-10-29 11:48:26,409 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 287 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=279, Invalid=1127, Unknown=0, NotChecked=0, Total=1406 [2020-10-29 11:48:26,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2363 states. [2020-10-29 11:48:26,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2363 to 1698. [2020-10-29 11:48:26,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1698 states. [2020-10-29 11:48:26,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 1698 states and 1932 transitions. [2020-10-29 11:48:26,852 INFO L78 Accepts]: Start accepts. Automaton has 1698 states and 1932 transitions. Word has length 155 [2020-10-29 11:48:26,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:48:26,855 INFO L481 AbstractCegarLoop]: Abstraction has 1698 states and 1932 transitions. [2020-10-29 11:48:26,855 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-29 11:48:26,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 1932 transitions. [2020-10-29 11:48:26,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2020-10-29 11:48:26,861 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:48:26,862 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:48:26,862 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-29 11:48:26,863 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]=== [2020-10-29 11:48:26,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:48:26,863 INFO L82 PathProgramCache]: Analyzing trace with hash -625397282, now seen corresponding path program 1 times [2020-10-29 11:48:26,863 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:48:26,864 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1908610473] [2020-10-29 11:48:26,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:48:26,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:26,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:26,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:27,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:27,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:28,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:28,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:28,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:28,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:31,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:31,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 294 [2020-10-29 11:48:31,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 11:48:31,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 11:48:31,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:31,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:31,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-29 11:48:31,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-29 11:48:31,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 194 [2020-10-29 11:48:31,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,307 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:48:32,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:48:32,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:32,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 11:48:32,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:32,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:32,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:48:32,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:32,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:32,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:32,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:32,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:48:32,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:32,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:32,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:32,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:32,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:48:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:32,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:32,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:32,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:32,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:48:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:32,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:32,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:32,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:32,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:48:32,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:32,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:32,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:32,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:32,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:48:32,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 67 [2020-10-29 11:48:32,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:48:32,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-29 11:48:32,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,439 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:32,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-29 11:48:32,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:32,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-29 11:48:32,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:48:32,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 11:48:32,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:32,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 11:48:32,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:32,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-29 11:48:32,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:48:32,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 11:48:32,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:32,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 11:48:32,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:32,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 11:48:32,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:48:32,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 11:48:32,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:32,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 11:48:32,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:32,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:48:32,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:48:32,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:32,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:48:32,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:32,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:48:32,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:32,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:32,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 11:48:32,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:48:32,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:32,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:32,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:32,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:48:32,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:48:32,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:48:32,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:48:32,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,600 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:32,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:48:32,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:32,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:32,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:32,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:32,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:32,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-29 11:48:32,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-29 11:48:32,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:48:32,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 11:48:32,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:48:32,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:48:32,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-29 11:48:32,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:32,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-29 11:48:32,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:48:32,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:32,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-29 11:48:32,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:32,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:48:32,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:48:32,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:32,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:32,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:32,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:48:32,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:32,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:32,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:32,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:32,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:48:32,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:48:32,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:32,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:32,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:48:32,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:32,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:48:32,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:32,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:32,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:32,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:48:32,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:32,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:32,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:32,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:32,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 11:48:32,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:48:32,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:48:32,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:32,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:48:32,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:32,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:32,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:32,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:32,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:32,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-29 11:48:32,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:32,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:48:32,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:32,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:48:32,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:48:32,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-29 11:48:32,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-29 11:48:32,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:48:32,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-29 11:48:32,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:48:32,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-29 11:48:32,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:32,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:48:32,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:32,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:32,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:32,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:32,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:32,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:32,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:32,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:32,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 11:48:32,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 11:48:32,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:48:32,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 11:48:32,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:48:32,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-29 11:48:32,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:48:32,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:32,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 11:48:32,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:48:32,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:48:32,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:48:32,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:48:32,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:32,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:32,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:32,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:32,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 11:48:32,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:48:32,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:32,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:32,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 11:48:32,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:32,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:48:32,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:48:32,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:48:32,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:32,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:32,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-29 11:48:32,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:32,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:48:32,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:48:32,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:48:32,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:48:32,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:32,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2020-10-29 11:48:32,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:48:32,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:48:32,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:48:32,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:48:32,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:48:32,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:48:32,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:48:32,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:48:32,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:48:32,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:48:32,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:48:32,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:48:33,048 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 22 proven. 28 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2020-10-29 11:48:33,049 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1908610473] [2020-10-29 11:48:33,049 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:48:33,049 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-29 11:48:33,049 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858374538] [2020-10-29 11:48:33,050 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-29 11:48:33,050 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:48:33,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-29 11:48:33,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=228, Unknown=0, NotChecked=0, Total=272 [2020-10-29 11:48:33,051 INFO L87 Difference]: Start difference. First operand 1698 states and 1932 transitions. Second operand 17 states. [2020-10-29 11:48:33,803 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:48:34,781 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:48:35,629 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:36,132 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:36,559 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:37,031 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:37,578 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:48:38,052 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:48:40,201 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:40,641 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:48:41,088 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:41,527 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:48:42,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:48:42,344 INFO L93 Difference]: Finished difference Result 2604 states and 3154 transitions. [2020-10-29 11:48:42,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-29 11:48:42,345 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 206 [2020-10-29 11:48:42,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:48:42,346 INFO L225 Difference]: With dead ends: 2604 [2020-10-29 11:48:42,346 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:48:42,355 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 80 SyntacticMatches, 6 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 301 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=344, Invalid=1138, Unknown=0, NotChecked=0, Total=1482 [2020-10-29 11:48:42,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:48:42,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:48:42,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:48:42,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:48:42,356 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 206 [2020-10-29 11:48:42,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:48:42,356 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:48:42,356 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-29 11:48:42,356 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:48:42,356 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:48:42,357 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-29 11:48:42,359 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:48:42,788 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 243 [2020-10-29 11:48:42,968 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 244 [2020-10-29 11:48:43,246 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 242 [2020-10-29 11:48:43,468 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 242 [2020-10-29 11:48:43,626 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 242 [2020-10-29 11:48:43,773 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 244 [2020-10-29 11:48:44,083 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 243 [2020-10-29 11:48:44,439 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 243 [2020-10-29 11:48:44,753 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 243 [2020-10-29 11:48:46,547 WARN L193 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 396 DAG size of output: 283 [2020-10-29 11:48:49,268 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 241 [2020-10-29 11:48:49,485 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 241 [2020-10-29 11:48:49,637 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 241 [2020-10-29 11:48:49,857 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 241 [2020-10-29 11:48:50,059 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 241 [2020-10-29 11:48:50,213 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 241 [2020-10-29 11:48:50,724 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 399 DAG size of output: 283 [2020-10-29 11:48:55,150 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 430 DAG size of output: 319 [2020-10-29 11:48:56,536 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 231 [2020-10-29 11:48:56,943 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 225 [2020-10-29 11:48:57,076 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 263 [2020-10-29 11:48:57,362 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 285 [2020-10-29 11:48:57,647 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 285 [2020-10-29 11:48:57,755 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 220 [2020-10-29 11:48:58,001 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 225 [2020-10-29 11:48:58,274 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 285 [2020-10-29 11:48:58,405 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-10-29 11:48:58,525 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-10-29 11:48:58,679 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 264 [2020-10-29 11:48:58,784 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-10-29 11:48:58,955 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 225 [2020-10-29 11:48:59,059 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-10-29 11:48:59,320 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 265 [2020-10-29 11:48:59,596 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 285 [2020-10-29 11:48:59,927 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-10-29 11:49:00,061 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 263 [2020-10-29 11:49:00,216 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 264 [2020-10-29 11:49:00,520 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 264 [2020-10-29 11:49:00,672 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 264 [2020-10-29 11:49:00,792 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 231 [2020-10-29 11:49:00,912 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-10-29 11:49:01,107 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 263 [2020-10-29 11:49:01,578 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 263 [2020-10-29 11:49:01,735 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 236 [2020-10-29 11:49:02,023 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-10-29 11:49:02,128 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-10-29 11:49:02,524 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 265 [2020-10-29 11:49:03,341 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-10-29 11:49:03,623 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 225 [2020-10-29 11:49:03,761 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 263 [2020-10-29 11:49:04,044 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 285 [2020-10-29 11:49:04,318 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 285 [2020-10-29 11:49:04,421 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 220 [2020-10-29 11:49:04,679 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 225 [2020-10-29 11:49:04,960 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 285 [2020-10-29 11:49:05,085 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-10-29 11:49:05,208 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-10-29 11:49:05,366 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 264 [2020-10-29 11:49:05,473 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-10-29 11:49:05,647 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 225 [2020-10-29 11:49:05,754 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-10-29 11:49:06,010 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 265 [2020-10-29 11:49:06,287 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 285 [2020-10-29 11:49:06,513 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 223 [2020-10-29 11:49:06,617 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-10-29 11:49:06,755 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 263 [2020-10-29 11:49:06,908 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 264 [2020-10-29 11:49:07,209 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 264 [2020-10-29 11:49:07,365 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 264 [2020-10-29 11:49:07,481 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 231 [2020-10-29 11:49:07,607 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-10-29 11:49:07,802 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 263 [2020-10-29 11:49:07,906 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 220 [2020-10-29 11:49:08,287 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 263 [2020-10-29 11:49:08,443 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 236 [2020-10-29 11:49:08,732 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-10-29 11:49:08,841 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-10-29 11:49:09,233 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 265 [2020-10-29 11:49:10,028 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-10-29 11:49:11,057 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 278 [2020-10-29 11:49:13,530 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 250 [2020-10-29 11:49:13,902 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 439 DAG size of output: 303 [2020-10-29 11:49:16,204 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 241 [2020-10-29 11:49:16,356 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 241 [2020-10-29 11:49:16,549 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-10-29 11:49:16,657 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 241 [2020-10-29 11:49:18,603 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 190 DAG size of output: 23 [2020-10-29 11:49:18,840 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 1 [2020-10-29 11:49:19,907 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 184 DAG size of output: 24 [2020-10-29 11:49:20,581 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 22 [2020-10-29 11:49:21,457 WARN L193 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 25 [2020-10-29 11:49:21,826 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 1 [2020-10-29 11:49:21,968 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-29 11:49:23,403 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 190 DAG size of output: 23 [2020-10-29 11:49:24,457 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 182 DAG size of output: 21 [2020-10-29 11:49:24,829 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 25 [2020-10-29 11:49:27,751 WARN L193 SmtUtils]: Spent 2.89 s on a formula simplification. DAG size of input: 236 DAG size of output: 31 [2020-10-29 11:49:28,470 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 22 [2020-10-29 11:49:29,190 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 22 [2020-10-29 11:49:30,408 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 193 DAG size of output: 24 [2020-10-29 11:49:30,745 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:49:31,717 WARN L193 SmtUtils]: Spent 968.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 21 [2020-10-29 11:49:32,050 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 25 [2020-10-29 11:49:33,350 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 249 DAG size of output: 27 [2020-10-29 11:49:33,637 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 1 [2020-10-29 11:49:33,783 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-29 11:49:35,655 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 196 DAG size of output: 22 [2020-10-29 11:49:35,811 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-29 11:49:36,774 WARN L193 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 13 [2020-10-29 11:49:37,820 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 182 DAG size of output: 21 [2020-10-29 11:49:38,406 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 25 [2020-10-29 11:49:40,262 WARN L193 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 198 DAG size of output: 23 [2020-10-29 11:49:40,574 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 1 [2020-10-29 11:49:40,936 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-29 11:49:41,241 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 27 [2020-10-29 11:49:42,133 WARN L193 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 20 [2020-10-29 11:49:43,167 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 182 DAG size of output: 21 [2020-10-29 11:49:45,546 WARN L193 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 250 DAG size of output: 34 [2020-10-29 11:49:46,167 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 15 [2020-10-29 11:49:48,533 WARN L193 SmtUtils]: Spent 2.35 s on a formula simplification. DAG size of input: 250 DAG size of output: 34 [2020-10-29 11:49:49,445 WARN L193 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 23 [2020-10-29 11:49:49,805 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-29 11:49:50,798 WARN L193 SmtUtils]: Spent 987.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 19 [2020-10-29 11:49:51,106 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 1 [2020-10-29 11:49:51,807 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 22 [2020-10-29 11:49:52,166 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-29 11:49:52,869 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 22 [2020-10-29 11:49:53,415 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 26 [2020-10-29 11:49:55,028 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 187 DAG size of output: 24