/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_product37.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:44:31,482 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:44:31,487 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:44:31,547 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:44:31,548 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:44:31,557 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:44:31,559 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:44:31,565 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:44:31,568 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:44:31,574 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:44:31,576 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:44:31,578 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:44:31,578 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:44:31,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:44:31,585 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:44:31,587 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:44:31,589 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:44:31,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:44:31,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:44:31,619 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:44:31,622 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:44:31,624 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:44:31,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:44:31,628 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:44:31,633 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:44:31,634 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:44:31,634 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:44:31,636 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:44:31,637 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:44:31,638 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:44:31,638 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:44:31,639 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:44:31,641 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:44:31,642 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:44:31,643 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:44:31,643 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:44:31,644 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:44:31,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:44:31,645 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:44:31,646 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:44:31,646 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:44:31,648 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 11:44:31,698 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:44:31,698 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:44:31,702 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:44:31,702 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:44:31,702 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:44:31,703 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:44:31,703 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:44:31,703 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:44:31,703 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:44:31,703 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:44:31,704 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:44:31,705 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:44:31,705 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:44:31,705 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:44:31,705 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:44:31,705 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:44:31,706 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:44:31,706 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:44:31,706 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:44:31,706 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:44:31,706 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:44:31,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:44:31,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:44:31,707 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:44:31,707 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:44:31,707 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:44:31,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:44:31,708 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:44:31,708 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:44:31,708 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:44:32,146 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:44:32,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:44:32,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:44:32,176 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:44:32,177 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:44:32,178 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product37.cil.c [2020-10-29 11:44:32,253 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/654d92e3c/054c60a0d1a647c8a1d66593699f5454/FLAGac4f09080 [2020-10-29 11:44:32,966 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:44:32,967 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product37.cil.c [2020-10-29 11:44:32,991 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/654d92e3c/054c60a0d1a647c8a1d66593699f5454/FLAGac4f09080 [2020-10-29 11:44:33,197 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/654d92e3c/054c60a0d1a647c8a1d66593699f5454 [2020-10-29 11:44:33,200 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:44:33,207 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:44:33,209 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:44:33,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:44:33,214 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:44:33,215 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:44:33" (1/1) ... [2020-10-29 11:44:33,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31f36cc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:44:33, skipping insertion in model container [2020-10-29 11:44:33,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:44:33" (1/1) ... [2020-10-29 11:44:33,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:44:33,316 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:44:33,692 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:44:33,714 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:44:33,894 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:44:33,943 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:44:33,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:44:33 WrapperNode [2020-10-29 11:44:33,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:44:33,947 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:44:33,947 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:44:33,948 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:44:33,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:44:33" (1/1) ... [2020-10-29 11:44:33,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:44:33" (1/1) ... [2020-10-29 11:44:33,982 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:44:33" (1/1) ... [2020-10-29 11:44:33,983 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:44:33" (1/1) ... [2020-10-29 11:44:34,016 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:44:33" (1/1) ... [2020-10-29 11:44:34,027 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:44:33" (1/1) ... [2020-10-29 11:44:34,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:44:33" (1/1) ... [2020-10-29 11:44:34,042 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:44:34,043 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:44:34,043 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:44:34,044 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:44:34,044 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:44:33" (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 11:44:34,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:44:34,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:44:34,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:44:34,128 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:44:34,128 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:44:34,129 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:44:34,129 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:44:34,129 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:44:34,129 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:44:34,129 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:44:34,129 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:44:34,130 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-29 11:44:34,130 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:44:34,130 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:44:34,130 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:44:34,130 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:44:34,130 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:44:34,131 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:44:34,131 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-29 11:44:34,131 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:44:34,131 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:44:34,131 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:44:34,131 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:44:34,131 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:44:34,132 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:44:34,132 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:44:34,132 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:44:34,132 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:44:34,132 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:44:34,132 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:44:34,133 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:44:34,133 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-29 11:44:34,133 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:44:34,133 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:44:34,133 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:44:34,133 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:44:34,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:44:34,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:44:34,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:44:34,134 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:44:34,134 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:44:34,134 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:44:34,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:44:34,135 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:44:34,135 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:44:34,135 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:44:34,135 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:44:34,135 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:44:34,135 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:44:34,135 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:44:34,136 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:44:34,136 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:44:34,136 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:44:34,136 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:44:34,136 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:44:34,136 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:44:34,137 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:44:34,137 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-29 11:44:34,137 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:44:34,137 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:44:34,137 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:44:34,138 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:44:34,138 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:44:34,138 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:44:34,138 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:44:34,138 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-29 11:44:34,138 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-29 11:44:34,138 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:44:34,139 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:44:34,139 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:44:34,139 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:44:34,139 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:44:34,139 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:44:34,139 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:44:34,139 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:44:34,140 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:44:34,140 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:44:34,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:44:34,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:44:34,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:44:34,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:44:34,141 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:44:34,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:44:34,141 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:44:34,141 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:44:34,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:44:34,141 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:44:34,142 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:44:34,142 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:44:34,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:44:34,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:44:34,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:44:35,380 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:44:35,380 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:44:35,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:44:35 BoogieIcfgContainer [2020-10-29 11:44:35,385 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:44:35,389 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:44:35,389 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:44:35,394 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:44:35,395 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:44:33" (1/3) ... [2020-10-29 11:44:35,397 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e38dfdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:44:35, skipping insertion in model container [2020-10-29 11:44:35,397 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:44:33" (2/3) ... [2020-10-29 11:44:35,398 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e38dfdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:44:35, skipping insertion in model container [2020-10-29 11:44:35,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:44:35" (3/3) ... [2020-10-29 11:44:35,401 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product37.cil.c [2020-10-29 11:44:35,420 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:44:35,428 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:44:35,448 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:44:35,491 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:44:35,492 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:44:35,492 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:44:35,492 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:44:35,492 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:44:35,493 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:44:35,493 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:44:35,517 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:44:35,554 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states. [2020-10-29 11:44:35,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-29 11:44:35,569 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:44:35,570 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 11:44:35,571 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 11:44:35,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:44:35,581 INFO L82 PathProgramCache]: Analyzing trace with hash -178789497, now seen corresponding path program 1 times [2020-10-29 11:44:35,592 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:44:35,593 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1456520470] [2020-10-29 11:44:35,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:44:35,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:36,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:36,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:36,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:38,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:38,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:41,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:41,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 11:44:41,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:44:41,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-29 11:44:41,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:41,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:41,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:41,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:44:41,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:44:41,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 11:44:41,486 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:44:41,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:44:41,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:41,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:41,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:41,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:41,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:41,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 104 [2020-10-29 11:44:41,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:41,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:41,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:41,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:41,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:44:41,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:44:41,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:44:41,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:41,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:41,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:41,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:41,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:41,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:44:41,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:41,679 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:41,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:41,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:41,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:44:41,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:44:41,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:44:41,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:41,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:41,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:41,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:41,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:41,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:44:41,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:41,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:41,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:41,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:41,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:44:41,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:44:41,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:44:41,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:41,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:41,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:41,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:41,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:41,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:44:41,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:41,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:41,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:41,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:41,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:44:41,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:44:41,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:44:41,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:41,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:41,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:41,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:41,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:41,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:44:41,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:41,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:41,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:41,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:41,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:44:41,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:44:41,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:44:41,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:41,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:41,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:41,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:41,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:41,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:44:41,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:41,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:41,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:44:41,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:44:41,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:44:41,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:44:41,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:44:41,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:41,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:41,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:41,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:41,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:41,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:44:41,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:41,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:41,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:44:41,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:44:41,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:44:41,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:44:41,740 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 11:44:41,742 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1456520470] [2020-10-29 11:44:41,745 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:44:41,746 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:44:41,747 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948326830] [2020-10-29 11:44:41,753 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:44:41,754 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:44:41,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:44:41,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:44:41,772 INFO L87 Difference]: Start difference. First operand 173 states. Second operand 4 states. [2020-10-29 11:44:42,244 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:44:43,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:44:43,755 INFO L93 Difference]: Finished difference Result 298 states and 388 transitions. [2020-10-29 11:44:43,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:44:43,758 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-29 11:44:43,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:44:43,773 INFO L225 Difference]: With dead ends: 298 [2020-10-29 11:44:43,773 INFO L226 Difference]: Without dead ends: 159 [2020-10-29 11:44:43,779 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:44:43,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2020-10-29 11:44:43,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 127. [2020-10-29 11:44:43,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2020-10-29 11:44:43,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 147 transitions. [2020-10-29 11:44:43,893 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 147 transitions. Word has length 47 [2020-10-29 11:44:43,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:44:43,894 INFO L481 AbstractCegarLoop]: Abstraction has 127 states and 147 transitions. [2020-10-29 11:44:43,894 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:44:43,894 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 147 transitions. [2020-10-29 11:44:43,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-29 11:44:43,898 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:44:43,898 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] [2020-10-29 11:44:43,899 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:44:43,899 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 11:44:43,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:44:43,900 INFO L82 PathProgramCache]: Analyzing trace with hash 448333489, now seen corresponding path program 1 times [2020-10-29 11:44:43,900 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:44:43,900 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [347370896] [2020-10-29 11:44:43,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:44:43,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:43,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:43,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:44,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:44,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:45,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:48,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:48,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-29 11:44:48,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:44:48,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-29 11:44:48,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:48,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:48,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:44:48,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:44:48,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-29 11:44:48,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:44:49,363 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:44:49,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:44:49,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:49,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:49,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:49,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:49,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:49,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-10-29 11:44:49,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:49,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:49,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:49,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:49,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:44:49,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:44:49,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:44:49,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:49,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:49,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:49,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:49,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:49,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:44:49,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:49,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:49,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:49,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:49,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:44:49,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:44:49,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:44:49,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:49,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:49,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:49,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:49,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:49,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:44:49,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:49,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:49,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:49,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:49,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:44:49,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:44:49,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:44:49,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:49,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:49,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:49,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:49,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:49,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:44:49,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:49,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:49,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:49,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:49,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:44:49,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:44:49,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:44:49,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:49,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:49,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:49,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:49,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:49,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:44:49,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:49,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:49,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:49,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:49,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:44:49,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:44:49,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 11:44:49,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:49,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:49,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:49,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:49,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-29 11:44:49,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:44:49,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 11:44:49,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:49,600 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:49,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:44:49,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:49,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-29 11:44:49,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:44:49,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:44:49,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:49,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:49,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:49,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:44:49,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:49,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:44:49,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:49,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:49,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:44:49,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:49,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:44:49,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:44:49,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:44:49,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:49,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:49,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:49,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:44:49,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:49,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:44:49,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:49,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:49,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:44:49,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:49,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:44:49,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:44:49,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 11:44:49,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:49,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:49,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:49,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:49,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:49,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:44:49,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:49,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:49,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:44:49,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:44:49,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:44:49,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:44:49,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-29 11:44:49,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:49,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:49,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:44:49,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:44:49,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:44:49,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:44:49,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:44:49,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:44:49,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:44:49,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:44:49,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:44:49,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:44:49,685 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 11:44:49,686 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [347370896] [2020-10-29 11:44:49,686 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:44:49,686 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:44:49,688 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912491133] [2020-10-29 11:44:49,691 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:44:49,691 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:44:49,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:44:49,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:44:49,692 INFO L87 Difference]: Start difference. First operand 127 states and 147 transitions. Second operand 8 states. [2020-10-29 11:44:50,215 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:44:51,936 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:44:52,432 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:44:52,858 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:44:53,222 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:44:53,742 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:44:55,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:44:55,086 INFO L93 Difference]: Finished difference Result 401 states and 544 transitions. [2020-10-29 11:44:55,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 11:44:55,086 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 61 [2020-10-29 11:44:55,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:44:55,092 INFO L225 Difference]: With dead ends: 401 [2020-10-29 11:44:55,092 INFO L226 Difference]: Without dead ends: 298 [2020-10-29 11:44:55,095 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:44:55,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2020-10-29 11:44:55,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 229. [2020-10-29 11:44:55,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 229 states. [2020-10-29 11:44:55,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 276 transitions. [2020-10-29 11:44:55,186 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 276 transitions. Word has length 61 [2020-10-29 11:44:55,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:44:55,186 INFO L481 AbstractCegarLoop]: Abstraction has 229 states and 276 transitions. [2020-10-29 11:44:55,186 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:44:55,187 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 276 transitions. [2020-10-29 11:44:55,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-10-29 11:44:55,191 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:44:55,191 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] [2020-10-29 11:44:55,191 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:44:55,191 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 11:44:55,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:44:55,192 INFO L82 PathProgramCache]: Analyzing trace with hash 78933068, now seen corresponding path program 1 times [2020-10-29 11:44:55,192 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:44:55,193 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1354618878] [2020-10-29 11:44:55,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:44:55,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:44:55,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:55,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:55,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:57,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:44:59,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:00,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:00,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:00,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:00,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-29 11:45:00,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 11:45:00,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 11:45:00,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:00,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:00,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-29 11:45:00,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:45:00,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-29 11:45:00,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:00,654 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:45:00,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:45:00,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:00,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:00,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:00,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:00,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:00,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-29 11:45:00,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:00,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:00,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:00,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:00,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:45:00,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:00,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:45:00,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:00,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:00,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:00,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:45:00,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:00,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-29 11:45:00,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:00,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:00,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:00,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:00,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:45:00,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:00,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:45:00,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:00,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:00,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:00,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:45:00,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:00,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:00,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:00,811 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:00,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:00,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:00,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:45:00,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:00,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:45:00,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:00,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:00,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:00,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:00,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:00,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:00,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:00,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:00,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:00,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:00,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:45:00,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:00,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:45:00,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:00,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:00,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:00,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:45:00,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:00,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:00,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:00,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:00,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:00,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:00,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:45:00,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:00,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:45:00,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:00,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:00,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:00,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:00,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:00,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:45:00,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:00,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:00,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:45:00,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:45:00,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:45:00,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:00,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 11:45:00,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:00,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:00,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:00,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:00,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-29 11:45:00,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:45:00,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 11:45:00,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:00,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:00,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:00,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:00,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-29 11:45:00,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:00,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:45:00,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:00,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:00,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:00,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:45:00,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:00,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:00,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:00,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:00,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:00,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:00,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:00,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:00,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:45:00,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:00,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:00,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:00,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:45:00,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:00,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:45:00,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:00,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:00,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:00,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:00,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:00,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:00,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-29 11:45:00,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:00,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:00,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:00,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:00,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:00,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:45:00,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:00,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:00,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:45:00,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:00,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:45:00,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:00,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-29 11:45:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:00,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:00,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:00,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:00,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:00,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:00,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:00,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:00,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:00,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:45:00,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:00,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:00,977 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 11:45:00,977 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1354618878] [2020-10-29 11:45:00,977 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:45:00,977 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-29 11:45:00,978 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277879594] [2020-10-29 11:45:00,978 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 11:45:00,978 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:45:00,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 11:45:00,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-10-29 11:45:00,980 INFO L87 Difference]: Start difference. First operand 229 states and 276 transitions. Second operand 11 states. [2020-10-29 11:45:01,701 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:45:02,708 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:45:04,242 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:45:04,989 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:45:05,701 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:45:06,270 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:45:06,739 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:45:09,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:45:09,735 INFO L93 Difference]: Finished difference Result 594 states and 945 transitions. [2020-10-29 11:45:09,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-29 11:45:09,741 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 69 [2020-10-29 11:45:09,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:45:09,757 INFO L225 Difference]: With dead ends: 594 [2020-10-29 11:45:09,757 INFO L226 Difference]: Without dead ends: 478 [2020-10-29 11:45:09,760 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=144, Invalid=558, Unknown=0, NotChecked=0, Total=702 [2020-10-29 11:45:09,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 478 states. [2020-10-29 11:45:09,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 478 to 317. [2020-10-29 11:45:09,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 317 states. [2020-10-29 11:45:09,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 317 states and 399 transitions. [2020-10-29 11:45:09,931 INFO L78 Accepts]: Start accepts. Automaton has 317 states and 399 transitions. Word has length 69 [2020-10-29 11:45:09,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:45:09,934 INFO L481 AbstractCegarLoop]: Abstraction has 317 states and 399 transitions. [2020-10-29 11:45:09,934 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 11:45:09,934 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 399 transitions. [2020-10-29 11:45:09,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-10-29 11:45:09,948 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:45:09,948 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] [2020-10-29 11:45:09,948 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:45:09,949 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 11:45:09,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:45:09,949 INFO L82 PathProgramCache]: Analyzing trace with hash 1148619666, now seen corresponding path program 1 times [2020-10-29 11:45:09,949 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:45:09,950 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1746034608] [2020-10-29 11:45:09,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:45:09,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:09,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:10,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:10,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:10,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:13,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:14,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:14,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-29 11:45:14,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:45:14,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-29 11:45:14,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:14,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:14,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-29 11:45:14,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:45:14,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 72 [2020-10-29 11:45:14,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:15,393 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:45:15,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:45:15,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:15,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:15,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:15,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:15,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:15,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 132 [2020-10-29 11:45:15,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:15,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:15,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:15,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:15,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:45:15,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:15,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:45:15,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:15,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:15,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:15,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:45:15,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:15,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:15,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:15,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:15,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:15,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:15,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:45:15,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:15,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:45:15,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:15,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:15,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:15,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:45:15,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:15,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:15,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:15,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:15,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:15,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:15,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:45:15,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:15,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:45:15,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:15,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:15,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:15,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:15,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:15,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:45:15,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:15,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:15,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:15,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:15,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:45:15,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:15,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:45:15,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:15,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:15,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:15,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:45:15,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:15,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:15,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:15,602 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:15,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:15,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:15,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:45:15,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:15,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:45:15,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:15,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:15,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:15,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:15,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:15,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:45:15,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:15,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:15,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:15,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:15,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:45:15,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:15,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:45:15,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:15,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:15,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:15,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:15,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:15,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:45:15,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:15,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:15,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:15,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:15,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:45:15,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:15,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-29 11:45:15,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:15,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:15,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:15,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:15,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-29 11:45:15,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:45:15,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:45:15,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:15,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:15,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:45:15,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:45:15,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 11:45:15,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:15,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:45:15,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:15,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:15,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:15,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:45:15,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:15,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:45:15,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:15,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:15,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:45:15,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:45:15,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:45:15,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:15,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:45:15,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:15,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:15,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:15,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:45:15,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:15,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:15,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:15,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:15,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:15,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:15,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:45:15,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:15,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-29 11:45:15,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:15,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:15,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:15,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:15,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:15,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:15,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:15,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:15,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:15,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:45:15,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:15,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:15,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 11:45:15,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:15,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:15,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:15,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:15,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:15,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:15,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:15,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:15,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:15,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:45:15,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:15,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:15,719 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 11:45:15,720 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1746034608] [2020-10-29 11:45:15,720 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:45:15,720 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:45:15,720 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455266463] [2020-10-29 11:45:15,721 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:45:15,721 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:45:15,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:45:15,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:45:15,722 INFO L87 Difference]: Start difference. First operand 317 states and 399 transitions. Second operand 8 states. [2020-10-29 11:45:16,330 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:45:17,780 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:45:20,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:45:20,082 INFO L93 Difference]: Finished difference Result 886 states and 1348 transitions. [2020-10-29 11:45:20,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-29 11:45:20,083 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 73 [2020-10-29 11:45:20,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:45:20,091 INFO L225 Difference]: With dead ends: 886 [2020-10-29 11:45:20,091 INFO L226 Difference]: Without dead ends: 593 [2020-10-29 11:45:20,095 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2020-10-29 11:45:20,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593 states. [2020-10-29 11:45:20,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593 to 463. [2020-10-29 11:45:20,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 463 states. [2020-10-29 11:45:20,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 598 transitions. [2020-10-29 11:45:20,230 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 598 transitions. Word has length 73 [2020-10-29 11:45:20,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:45:20,231 INFO L481 AbstractCegarLoop]: Abstraction has 463 states and 598 transitions. [2020-10-29 11:45:20,231 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:45:20,231 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 598 transitions. [2020-10-29 11:45:20,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-10-29 11:45:20,234 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:45:20,235 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-29 11:45:20,235 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 11:45:20,235 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 11:45:20,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:45:20,236 INFO L82 PathProgramCache]: Analyzing trace with hash -539025513, now seen corresponding path program 1 times [2020-10-29 11:45:20,236 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:45:20,236 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [710390963] [2020-10-29 11:45:20,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:45:20,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:20,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:20,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:20,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:20,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:20,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:25,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:25,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 187 [2020-10-29 11:45:25,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:45:25,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-29 11:45:25,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:25,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:25,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 11:45:25,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:45:25,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 147 [2020-10-29 11:45:25,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:25,667 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:45:25,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:45:25,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:25,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:25,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:25,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:25,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:25,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-29 11:45:25,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:25,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:25,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:25,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:25,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:45:25,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:25,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:45:25,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:25,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:25,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:25,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:45:25,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:25,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:25,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:25,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:25,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:25,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:25,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:45:25,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:25,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:45:25,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:25,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:25,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:25,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:45:25,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:25,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:25,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:25,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:25,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:25,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:25,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:45:25,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:25,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:45:25,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:25,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:25,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:25,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:25,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:25,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:25,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:25,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:25,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:25,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:25,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:45:25,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:25,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:45:25,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:25,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:25,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:25,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:45:25,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:25,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:25,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:25,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:25,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:25,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:25,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:45:25,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:25,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:45:25,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:25,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:25,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:25,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:25,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:25,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:45:25,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:25,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:25,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:25,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:25,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:45:25,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:25,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 11:45:25,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:25,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:25,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:25,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:25,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:25,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:45:25,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:45:25,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 138 [2020-10-29 11:45:25,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:25,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:25,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:25,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:25,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-29 11:45:25,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:25,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:45:25,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:25,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:25,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:25,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:26,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:26,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:45:26,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:45:26,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-29 11:45:26,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:26,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:26,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:45:26,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 11:45:26,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:45:26,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:26,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:45:26,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:26,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:26,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:26,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:26,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:45:26,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:45:26,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-29 11:45:26,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:26,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:26,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:45:26,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 11:45:26,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:45:26,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:26,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:45:26,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:26,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:26,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:26,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:45:26,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:26,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:45:26,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:26,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:26,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:45:26,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 11:45:26,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:45:26,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:26,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:45:26,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:26,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:26,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:26,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:45:26,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:26,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:45:26,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:26,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:26,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:45:26,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:26,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:45:26,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:45:26,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:45:26,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:26,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:26,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:26,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:26,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:26,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:45:26,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:26,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:26,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:26,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:45:26,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:26,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:26,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:45:26,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:26,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:26,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:26,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:45:26,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:26,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:45:26,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:26,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:26,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:26,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:26,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:26,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:26,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:45:26,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:26,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:26,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:26,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:26,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:26,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:26,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:26,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:26,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:26,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:26,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:26,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:26,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-29 11:45:26,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:26,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:26,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:26,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:26,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:26,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:45:26,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:26,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:26,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:26,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:26,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:45:26,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:26,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-29 11:45:26,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:26,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:26,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:26,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 11:45:26,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:26,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 11:45:26,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:26,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:26,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:45:26,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 11:45:26,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 11:45:26,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:26,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:45:26,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:26,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:26,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:26,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:45:26,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:26,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:45:26,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:26,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:26,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:45:26,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:26,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:45:26,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:26,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:45:26,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:26,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:26,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:26,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:26,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:26,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:45:26,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:26,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:26,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:45:26,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:26,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:45:26,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:26,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 11:45:26,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:26,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:26,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:26,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:26,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:26,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:45:26,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:26,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:26,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:26,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:26,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:45:26,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:26,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-29 11:45:26,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:26,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:26,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:26,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:26,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:26,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:26,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:26,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:26,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:26,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:45:26,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:26,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:26,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-29 11:45:26,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:26,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:26,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:26,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:26,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:26,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:26,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:26,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:26,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:26,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:45:26,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:26,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:26,559 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-29 11:45:26,559 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [710390963] [2020-10-29 11:45:26,559 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:45:26,559 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-29 11:45:26,559 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389023531] [2020-10-29 11:45:26,562 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-29 11:45:26,562 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:45:26,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-29 11:45:26,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=206, Unknown=0, NotChecked=0, Total=240 [2020-10-29 11:45:26,563 INFO L87 Difference]: Start difference. First operand 463 states and 598 transitions. Second operand 16 states. [2020-10-29 11:45:27,634 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:45:28,804 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:45:29,504 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:45:30,032 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:45:30,526 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:45:31,076 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:45:31,522 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:45:32,073 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:45:34,198 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:45:34,702 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:45:35,144 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:45:35,622 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:45:36,442 WARN L193 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-10-29 11:45:36,900 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:45:37,366 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:45:37,821 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:45:38,300 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:45:38,783 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-29 11:45:41,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:45:41,056 INFO L93 Difference]: Finished difference Result 1490 states and 2114 transitions. [2020-10-29 11:45:41,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-29 11:45:41,057 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 127 [2020-10-29 11:45:41,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:45:41,066 INFO L225 Difference]: With dead ends: 1490 [2020-10-29 11:45:41,066 INFO L226 Difference]: Without dead ends: 1051 [2020-10-29 11:45:41,070 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 322 ImplicationChecksByTransitivity, 8.5s TimeCoverageRelationStatistics Valid=285, Invalid=1355, Unknown=0, NotChecked=0, Total=1640 [2020-10-29 11:45:41,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1051 states. [2020-10-29 11:45:41,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1051 to 886. [2020-10-29 11:45:41,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 886 states. [2020-10-29 11:45:41,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 886 states and 1127 transitions. [2020-10-29 11:45:41,312 INFO L78 Accepts]: Start accepts. Automaton has 886 states and 1127 transitions. Word has length 127 [2020-10-29 11:45:41,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:45:41,312 INFO L481 AbstractCegarLoop]: Abstraction has 886 states and 1127 transitions. [2020-10-29 11:45:41,312 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-29 11:45:41,312 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1127 transitions. [2020-10-29 11:45:41,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-10-29 11:45:41,317 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:45:41,317 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:45:41,318 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 11:45:41,318 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 11:45:41,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:45:41,318 INFO L82 PathProgramCache]: Analyzing trace with hash -1249682348, now seen corresponding path program 1 times [2020-10-29 11:45:41,319 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:45:41,319 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [354058541] [2020-10-29 11:45:41,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:45:41,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:41,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:41,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:41,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 189 [2020-10-29 11:45:41,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:41,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 351 [2020-10-29 11:45:41,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:41,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:41,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:45:41,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 77 [2020-10-29 11:45:41,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:45:41,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:42,099 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:45:42,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:45:42,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:42,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:42,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:42,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:42,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:42,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-29 11:45:42,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:42,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:42,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:42,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:42,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:42,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:42,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:45:42,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:42,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:42,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:42,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:45:42,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:42,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:45:42,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:42,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:42,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:42,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:42,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:42,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:42,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:45:42,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:42,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:42,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:42,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:45:42,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:42,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:45:42,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:42,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:42,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:42,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:42,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:42,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:42,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:45:42,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:42,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:42,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:42,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:42,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:42,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:42,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:42,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:42,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:42,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:42,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:42,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:42,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:45:42,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:42,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:42,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:42,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:45:42,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:42,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:45:42,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:42,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:42,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:42,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:42,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:42,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:42,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:45:42,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:42,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:42,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:42,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:45:42,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:42,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 11:45:42,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:42,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:42,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:45:42,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-29 11:45:42,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:45:42,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:42,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:45:42,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:42,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:42,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:42,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:45:42,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:42,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 11:45:42,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:42,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:42,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:45:42,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-29 11:45:42,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:45:42,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:45:42,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:45:42,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:42,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:42,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:42,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:45:42,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:42,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 11:45:42,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:42,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:42,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:45:42,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-29 11:45:42,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:45:42,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:42,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:45:42,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:42,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:42,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:42,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:45:42,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:42,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 11:45:42,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:42,352 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:42,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:45:42,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:42,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:45:42,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:45:42,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:45:42,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:42,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:42,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:42,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:45:42,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:42,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:42,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:42,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:42,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:42,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:42,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:42,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:42,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:45:42,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:42,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:42,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:42,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:42,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:42,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:42,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:42,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:42,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:42,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:45:42,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:42,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:45:42,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:45:42,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:42,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:42,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:42,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:45:42,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:42,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:45:42,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:42,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:42,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:42,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 11:45:42,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:42,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:45:42,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:45:42,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:42,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:42,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:42,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:42,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:42,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:42,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:42,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:42,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:42,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:42,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:42,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:45:42,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-29 11:45:42,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:42,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:42,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:42,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:42,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:42,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:42,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:42,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:42,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:42,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:45:42,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:42,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:42,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-29 11:45:42,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:42,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:42,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:42,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-29 11:45:42,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:42,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:45:42,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:42,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:42,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:42,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-29 11:45:42,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:42,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:42,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:45:42,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:42,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:42,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:42,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:45:42,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:42,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:42,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:42,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:42,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:42,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:42,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:42,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:42,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:45:42,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:42,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:42,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:42,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:42,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:42,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:42,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:42,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:42,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:42,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:42,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:42,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:45:42,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 11:45:42,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:42,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:42,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:42,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:45:42,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:42,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:42,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:42,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:42,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:42,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:42,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:42,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:45:42,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:45:42,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:42,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:42,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:42,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:45:42,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:42,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:42,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:42,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:42,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:42,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:42,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:42,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:45:42,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-29 11:45:42,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:42,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:42,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:42,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:42,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:42,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:42,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:42,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:42,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:42,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:45:42,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:42,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:45:42,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-29 11:45:42,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:42,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:42,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:42,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:42,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:42,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:42,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:42,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:42,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:42,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:45:42,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:42,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:45:42,522 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-29 11:45:42,523 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [354058541] [2020-10-29 11:45:42,523 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:45:42,523 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-29 11:45:42,524 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049474010] [2020-10-29 11:45:42,524 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:45:42,524 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:45:42,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:45:42,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:45:42,525 INFO L87 Difference]: Start difference. First operand 886 states and 1127 transitions. Second operand 10 states. [2020-10-29 11:45:43,680 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:45:44,060 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:45:44,462 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:45:44,847 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:45:46,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:45:46,267 INFO L93 Difference]: Finished difference Result 1917 states and 2546 transitions. [2020-10-29 11:45:46,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 11:45:46,269 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 131 [2020-10-29 11:45:46,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:45:46,278 INFO L225 Difference]: With dead ends: 1917 [2020-10-29 11:45:46,278 INFO L226 Difference]: Without dead ends: 1055 [2020-10-29 11:45:46,283 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-29 11:45:46,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1055 states. [2020-10-29 11:45:46,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1055 to 906. [2020-10-29 11:45:46,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 906 states. [2020-10-29 11:45:46,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 906 states and 1147 transitions. [2020-10-29 11:45:46,522 INFO L78 Accepts]: Start accepts. Automaton has 906 states and 1147 transitions. Word has length 131 [2020-10-29 11:45:46,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:45:46,523 INFO L481 AbstractCegarLoop]: Abstraction has 906 states and 1147 transitions. [2020-10-29 11:45:46,523 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:45:46,523 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1147 transitions. [2020-10-29 11:45:46,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-10-29 11:45:46,528 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:45:46,528 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-29 11:45:46,529 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 11:45:46,529 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 11:45:46,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:45:46,529 INFO L82 PathProgramCache]: Analyzing trace with hash -434700153, now seen corresponding path program 1 times [2020-10-29 11:45:46,529 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:45:46,530 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [468539951] [2020-10-29 11:45:46,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:45:46,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:46,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:46,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:46,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:47,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:47,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 187 [2020-10-29 11:45:47,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:45:47,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 814 [2020-10-29 11:45:47,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:47,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:47,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:47,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-29 11:45:47,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-29 11:45:47,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:47,751 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:45:47,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:45:47,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:47,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:47,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:47,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:47,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:47,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-29 11:45:47,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:47,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:47,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:47,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:47,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:47,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:47,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:45:47,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:47,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:47,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:47,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:45:47,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:47,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:45:47,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:47,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:47,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:47,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:47,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:47,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:47,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:45:47,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:47,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:47,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:47,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:45:47,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:47,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:45:47,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:47,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:47,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:47,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:47,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:47,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:47,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:45:47,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:47,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:47,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:47,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:47,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:47,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:47,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:47,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:47,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:47,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:47,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:47,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:47,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:45:47,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:47,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:47,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:47,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:45:47,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:47,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:45:47,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:47,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:47,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:47,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:47,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:47,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:47,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:45:47,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:47,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:47,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:47,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:47,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:45:47,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:45:47,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-29 11:45:47,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:47,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:47,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:47,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:47,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-29 11:45:47,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:47,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:45:47,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:47,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:47,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:47,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:47,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:45:47,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:45:47,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 11:45:47,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:47,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:47,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:45:47,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 11:45:47,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:45:47,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:47,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:45:47,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:47,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:47,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:47,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:45:47,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:47,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:45:47,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:47,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:47,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:45:47,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 11:45:47,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:45:47,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:45:47,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:45:47,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:47,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:47,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:47,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:45:47,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:47,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:45:47,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:47,953 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:47,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:45:47,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 11:45:47,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:45:47,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:47,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:45:47,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:47,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:47,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:47,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:45:47,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:47,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:45:47,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:47,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:47,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:45:47,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:47,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:45:47,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:48,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:45:48,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:48,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:48,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:48,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:48,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:48,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:48,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:48,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:48,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:48,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:45:48,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:48,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:48,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:45:48,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:48,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:48,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:48,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:45:48,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:48,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:48,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:48,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:48,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:48,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:48,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:48,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:48,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:45:48,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:48,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:48,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:48,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:48,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:48,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:45:48,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:48,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:48,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:48,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:48,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:48,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:48,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-29 11:45:48,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:48,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:48,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:48,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:48,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:48,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:48,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:48,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:48,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:48,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:45:48,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:48,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:48,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-29 11:45:48,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:48,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:48,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:48,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-29 11:45:48,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:48,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:45:48,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:48,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:48,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:48,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-29 11:45:48,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:48,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:48,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:45:48,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:48,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:48,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:48,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:45:48,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:48,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:48,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:48,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:48,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:48,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:48,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:48,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:48,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:45:48,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:48,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:48,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:48,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:48,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:48,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:45:48,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:48,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:48,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:48,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:48,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:48,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:48,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 11:45:48,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:48,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:48,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:48,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:45:48,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:48,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:48,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:48,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:48,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:48,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:48,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:48,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:48,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:45:48,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:48,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:48,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:48,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:45:48,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:48,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:45:48,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:48,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:48,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:48,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:48,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:48,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:48,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-29 11:45:48,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:48,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:48,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:48,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:48,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:48,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:48,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:48,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:48,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:48,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:45:48,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:48,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:48,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-29 11:45:48,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:48,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:48,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:48,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:48,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:48,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:45:48,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:48,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:48,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:48,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:45:48,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:48,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:48,105 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-29 11:45:48,105 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [468539951] [2020-10-29 11:45:48,105 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:45:48,106 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-29 11:45:48,106 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103822956] [2020-10-29 11:45:48,106 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:45:48,107 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:45:48,107 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:45:48,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:45:48,107 INFO L87 Difference]: Start difference. First operand 906 states and 1147 transitions. Second operand 10 states. [2020-10-29 11:45:48,892 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:45:49,678 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:45:50,050 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:45:50,445 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:45:51,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:45:51,797 INFO L93 Difference]: Finished difference Result 1552 states and 1971 transitions. [2020-10-29 11:45:51,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-29 11:45:51,798 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 127 [2020-10-29 11:45:51,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:45:51,804 INFO L225 Difference]: With dead ends: 1552 [2020-10-29 11:45:51,804 INFO L226 Difference]: Without dead ends: 670 [2020-10-29 11:45:51,810 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=63, Invalid=177, Unknown=0, NotChecked=0, Total=240 [2020-10-29 11:45:51,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 670 states. [2020-10-29 11:45:51,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 670 to 634. [2020-10-29 11:45:51,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 634 states. [2020-10-29 11:45:51,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 634 states and 738 transitions. [2020-10-29 11:45:51,964 INFO L78 Accepts]: Start accepts. Automaton has 634 states and 738 transitions. Word has length 127 [2020-10-29 11:45:51,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:45:51,967 INFO L481 AbstractCegarLoop]: Abstraction has 634 states and 738 transitions. [2020-10-29 11:45:51,967 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:45:51,967 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 738 transitions. [2020-10-29 11:45:51,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-29 11:45:51,970 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:45:51,970 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-29 11:45:51,971 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 11:45:51,971 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 11:45:51,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:45:51,971 INFO L82 PathProgramCache]: Analyzing trace with hash -352943228, now seen corresponding path program 1 times [2020-10-29 11:45:51,972 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:45:51,972 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [286073489] [2020-10-29 11:45:51,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:45:52,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:52,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:52,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:52,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:56,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:56,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 195 [2020-10-29 11:45:56,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:45:56,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4378 [2020-10-29 11:45:56,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:56,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:56,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-29 11:45:56,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:45:56,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 175 [2020-10-29 11:45:56,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:56,917 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:45:56,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:45:56,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:56,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:57,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:57,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:57,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:57,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-29 11:45:57,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:57,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:57,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:57,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:57,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:45:57,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:45:57,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:45:57,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:57,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:57,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:57,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:45:57,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:57,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:45:57,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:57,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:57,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:57,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:57,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:45:57,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:45:57,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:45:57,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:57,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:57,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:57,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:45:57,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:57,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:45:57,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:57,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:57,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:57,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:57,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:45:57,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:45:57,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:45:57,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:57,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:57,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:57,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:57,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:57,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:45:57,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:57,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:57,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:57,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:57,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:45:57,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:45:57,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:45:57,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:57,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:57,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:57,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:45:57,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:57,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:45:57,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:57,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:57,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:57,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:57,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:45:57,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:57,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:45:57,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:57,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:57,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:57,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:57,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:57,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:45:57,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:57,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:57,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:45:57,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:45:57,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:45:57,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:45:57,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:45:57,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:57,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:57,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:57,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:57,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:57,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:57,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:57,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:57,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:57,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:57,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:45:57,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:57,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:45:57,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:57,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:57,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:57,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:57,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:45:57,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:45:57,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 11:45:57,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:57,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:57,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:45:57,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:45:57,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-29 11:45:57,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:57,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:45:57,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:57,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:57,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:57,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:57,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:45:57,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:45:57,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:45:57,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:57,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:57,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:57,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:57,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-29 11:45:57,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:57,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:45:57,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:57,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:57,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:57,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:45:57,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:57,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:45:57,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:57,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:57,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:57,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:57,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:57,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:57,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:45:57,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:57,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:57,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:57,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:45:57,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:57,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:57,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:57,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:57,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:57,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:57,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:57,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:57,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:45:57,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:57,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:57,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:57,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:45:57,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:57,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:57,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:57,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:57,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:57,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:57,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:57,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:57,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:45:57,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:57,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:57,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:57,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:57,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:57,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:57,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:57,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:57,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:57,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:57,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:57,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:57,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:45:57,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:57,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:57,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:57,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:45:57,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:57,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:45:57,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:57,352 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:57,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:57,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:57,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:45:57,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:57,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:45:57,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:57,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:57,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:57,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:57,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:57,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:57,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:57,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:57,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:57,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:57,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:57,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:45:57,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-29 11:45:57,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:57,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:57,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:57,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:57,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:57,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:45:57,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:57,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:57,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:45:57,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:45:57,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:45:57,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:57,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-29 11:45:57,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:57,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:57,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:57,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 11:45:57,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:57,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:45:57,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:57,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:57,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:45:57,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:57,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-29 11:45:57,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:45:57,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:45:57,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:57,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:57,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:57,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:45:57,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:57,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:45:57,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:57,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:57,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:57,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:57,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:57,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:57,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:45:57,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:57,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:57,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:57,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:57,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:57,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:45:57,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:57,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:57,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:57,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:57,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:57,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:57,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 11:45:57,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:57,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:57,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:57,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:57,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:57,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:45:57,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:57,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:57,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:57,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:57,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:57,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:57,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-29 11:45:57,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:57,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:57,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:57,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:57,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:57,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:45:57,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:57,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:57,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:45:57,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:45:57,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:45:57,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:57,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-29 11:45:57,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:45:57,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:45:57,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:45:57,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:45:57,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:45:57,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:45:57,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:45:57,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:45:57,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:45:57,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:45:57,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:45:57,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:45:57,546 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-10-29 11:45:57,546 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [286073489] [2020-10-29 11:45:57,547 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:45:57,547 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-29 11:45:57,547 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833608929] [2020-10-29 11:45:57,547 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-29 11:45:57,548 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:45:57,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-29 11:45:57,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2020-10-29 11:45:57,548 INFO L87 Difference]: Start difference. First operand 634 states and 738 transitions. Second operand 16 states. [2020-10-29 11:45:58,560 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 204 [2020-10-29 11:45:59,784 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 206 [2020-10-29 11:46:01,405 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2020-10-29 11:46:02,201 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 208 [2020-10-29 11:46:03,001 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 208 [2020-10-29 11:46:03,824 WARN L193 SmtUtils]: Spent 794.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 208 [2020-10-29 11:46:04,679 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-10-29 11:46:05,537 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-10-29 11:46:06,948 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 204 [2020-10-29 11:46:08,155 WARN L193 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 206 [2020-10-29 11:46:08,961 WARN L193 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-10-29 11:46:09,749 WARN L193 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-10-29 11:46:11,310 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:46:11,747 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:46:12,823 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:46:13,955 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:46:14,396 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:46:15,626 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:46:16,744 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:46:17,976 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:46:18,383 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:46:18,790 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:46:19,226 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:46:19,606 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:46:20,001 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:46:21,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:46:21,878 INFO L93 Difference]: Finished difference Result 2574 states and 3502 transitions. [2020-10-29 11:46:21,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2020-10-29 11:46:21,879 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 135 [2020-10-29 11:46:21,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:46:21,894 INFO L225 Difference]: With dead ends: 2574 [2020-10-29 11:46:21,895 INFO L226 Difference]: Without dead ends: 2082 [2020-10-29 11:46:21,899 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1668 ImplicationChecksByTransitivity, 15.8s TimeCoverageRelationStatistics Valid=970, Invalid=4142, Unknown=0, NotChecked=0, Total=5112 [2020-10-29 11:46:21,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2082 states. [2020-10-29 11:46:22,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2082 to 1691. [2020-10-29 11:46:22,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1691 states. [2020-10-29 11:46:22,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1691 states and 2101 transitions. [2020-10-29 11:46:22,348 INFO L78 Accepts]: Start accepts. Automaton has 1691 states and 2101 transitions. Word has length 135 [2020-10-29 11:46:22,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:46:22,348 INFO L481 AbstractCegarLoop]: Abstraction has 1691 states and 2101 transitions. [2020-10-29 11:46:22,348 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-29 11:46:22,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 2101 transitions. [2020-10-29 11:46:22,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2020-10-29 11:46:22,355 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:46:22,355 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:46:22,355 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-29 11:46:22,356 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 11:46:22,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:46:22,356 INFO L82 PathProgramCache]: Analyzing trace with hash 614969936, now seen corresponding path program 1 times [2020-10-29 11:46:22,356 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:46:22,356 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [968050639] [2020-10-29 11:46:22,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:46:22,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:22,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:22,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:23,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:25,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:25,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 264 [2020-10-29 11:46:25,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:46:25,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2622 [2020-10-29 11:46:25,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:25,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:25,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:46:25,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-29 11:46:25,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 103 [2020-10-29 11:46:25,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:25,466 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:46:25,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:46:25,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:25,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:25,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:25,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:25,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:25,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-29 11:46:25,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:25,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:25,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:25,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:25,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:25,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:25,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:46:25,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:25,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:25,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:25,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:25,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:25,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:25,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:25,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:25,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:25,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:25,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:25,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:25,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:46:25,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:25,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:25,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:25,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:25,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:25,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:46:25,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:25,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:25,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:25,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:25,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:25,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:25,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:46:25,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:25,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:25,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:25,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:25,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:25,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:25,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:25,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:25,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:25,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:25,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:25,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:25,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:46:25,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:25,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:25,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:25,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:25,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:25,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:46:25,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:25,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:25,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:25,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:25,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:25,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:25,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:46:25,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:25,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:25,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:25,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:25,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:25,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:25,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:25,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:25,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:25,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:25,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:25,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:25,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:46:25,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:25,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:25,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:25,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:25,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:25,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:25,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:25,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:25,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:25,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:25,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:46:25,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:25,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:46:25,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:25,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:25,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:25,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:46:25,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:25,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 11:46:25,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:25,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:25,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:25,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:25,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-29 11:46:25,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:25,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:46:25,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:25,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:25,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:25,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:46:25,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:25,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:46:25,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:25,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:25,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:25,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:25,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:25,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:25,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:46:25,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:25,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:25,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:25,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:46:25,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:25,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:46:25,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:25,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:25,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:25,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:25,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:25,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:25,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:46:25,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:25,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:25,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:25,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:46:25,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:25,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:25,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:25,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:25,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:25,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:25,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:25,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:25,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:46:25,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:25,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:25,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:25,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:46:25,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:25,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:25,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:25,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:25,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:25,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:25,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:25,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:25,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:46:25,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:25,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:25,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:25,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:25,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:25,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:25,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:25,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:25,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:25,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:25,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:25,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:25,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:46:25,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:25,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:25,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:25,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:46:25,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:25,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:25,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:25,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:25,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:25,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:25,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:25,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:25,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:46:25,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:25,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:25,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:25,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:25,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:25,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:25,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:25,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:25,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:25,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:25,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:25,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:25,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 11:46:25,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:25,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:25,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:25,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-29 11:46:25,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:25,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-29 11:46:25,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:25,790 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:25,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:46:25,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-29 11:46:25,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-29 11:46:25,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:25,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:46:25,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:25,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:25,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:25,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:25,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:25,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:25,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:25,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:25,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:25,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:25,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:25,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:25,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:46:25,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:25,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:25,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:25,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-29 11:46:25,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:25,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 11:46:25,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:25,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:25,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:46:25,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:25,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-29 11:46:25,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:46:25,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:46:25,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:25,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:25,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:25,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:46:25,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:25,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 11:46:25,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:25,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:25,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:46:25,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:25,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:46:25,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:25,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:46:25,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:25,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:25,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:25,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:25,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:25,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:25,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:25,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:25,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:46:25,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:25,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:46:25,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:26,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 11:46:26,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:26,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:26,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:26,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:46:26,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:26,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:26,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:26,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:26,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:26,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:26,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:46:26,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:26,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:46:26,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:26,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:26,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:26,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:26,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:26,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:26,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:26,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:26,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:26,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:26,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:26,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:26,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:46:26,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:26,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:26,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:26,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:46:26,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:26,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:46:26,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:26,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:26,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:26,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:26,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:46:26,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:26,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:46:26,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:26,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:26,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:26,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:26,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:26,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:46:26,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:26,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:26,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:26,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:26,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:26,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:26,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-29 11:46:26,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:26,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:26,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:26,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:26,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:26,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:26,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:26,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:26,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:26,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:46:26,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:26,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:26,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-29 11:46:26,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:26,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:26,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:26,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 11:46:26,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:26,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:46:26,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:26,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:26,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:26,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-29 11:46:26,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:26,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:26,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:46:26,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:26,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:26,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:26,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:46:26,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:26,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:26,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:26,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:26,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:26,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:26,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:26,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:26,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:46:26,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:26,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:26,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:26,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:26,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:26,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:46:26,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:26,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:26,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:26,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:26,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:26,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:26,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 11:46:26,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:26,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:26,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:26,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:26,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:26,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:46:26,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:26,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:26,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:26,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:26,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:26,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:26,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-29 11:46:26,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:26,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:26,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:26,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:26,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:26,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:26,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:26,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:26,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:26,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:46:26,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:26,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:26,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-29 11:46:26,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:26,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:26,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:26,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:26,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:26,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:46:26,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:26,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:26,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:26,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:46:26,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:26,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:26,117 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 46 proven. 9 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-10-29 11:46:26,117 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [968050639] [2020-10-29 11:46:26,117 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:46:26,117 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-29 11:46:26,118 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748535124] [2020-10-29 11:46:26,119 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-29 11:46:26,119 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:46:26,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-29 11:46:26,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2020-10-29 11:46:26,120 INFO L87 Difference]: Start difference. First operand 1691 states and 2101 transitions. Second operand 14 states. [2020-10-29 11:46:27,063 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:46:27,958 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:46:30,213 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:46:30,688 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:46:31,125 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:46:31,979 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 208 [2020-10-29 11:46:32,760 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 208 [2020-10-29 11:46:33,592 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 208 [2020-10-29 11:46:34,372 WARN L193 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 208 [2020-10-29 11:46:35,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:46:35,376 INFO L93 Difference]: Finished difference Result 3318 states and 4300 transitions. [2020-10-29 11:46:35,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-29 11:46:35,377 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 186 [2020-10-29 11:46:35,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:46:35,389 INFO L225 Difference]: With dead ends: 3318 [2020-10-29 11:46:35,389 INFO L226 Difference]: Without dead ends: 1769 [2020-10-29 11:46:35,395 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 263 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=276, Invalid=984, Unknown=0, NotChecked=0, Total=1260 [2020-10-29 11:46:35,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1769 states. [2020-10-29 11:46:35,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1769 to 1523. [2020-10-29 11:46:35,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1523 states. [2020-10-29 11:46:35,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 1523 states and 1900 transitions. [2020-10-29 11:46:35,757 INFO L78 Accepts]: Start accepts. Automaton has 1523 states and 1900 transitions. Word has length 186 [2020-10-29 11:46:35,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:46:35,758 INFO L481 AbstractCegarLoop]: Abstraction has 1523 states and 1900 transitions. [2020-10-29 11:46:35,758 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-29 11:46:35,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1900 transitions. [2020-10-29 11:46:35,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2020-10-29 11:46:35,764 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:46:35,764 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:46:35,764 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-29 11:46:35,764 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:46:35,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:46:35,765 INFO L82 PathProgramCache]: Analyzing trace with hash 847701072, now seen corresponding path program 2 times [2020-10-29 11:46:35,765 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:46:35,765 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1876857614] [2020-10-29 11:46:35,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:46:35,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:35,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 264 [2020-10-29 11:46:36,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 324 [2020-10-29 11:46:36,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:46:36,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 232 [2020-10-29 11:46:36,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 11:46:36,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,632 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:46:36,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:46:36,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:36,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-29 11:46:36,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:46:36,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:36,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:46:36,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:46:36,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:36,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:46:36,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:46:36,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:36,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:36,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:46:36,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:36,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:46:36,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:46:36,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:36,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:36,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 11:46:36,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:46:36,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:46:36,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:46:36,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-29 11:46:36,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:46:36,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:46:36,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:46:36,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:46:36,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:46:36,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:46:36,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:36,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:46:36,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:46:36,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:46:36,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:46:36,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:36,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:36,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:46:36,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:46:36,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:46:36,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:46:36,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:36,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:46:36,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-29 11:46:36,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-29 11:46:36,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 11:46:36,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,847 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:46:36,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:36,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:36,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:46:36,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-29 11:46:36,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:36,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:46:36,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:46:36,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:36,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:46:36,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:36,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:46:36,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 11:46:36,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:46:36,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:46:36,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:46:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:46:36,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:46:36,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:46:36,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:46:36,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:46:36,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:46:36,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:36,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:46:36,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-29 11:46:36,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:36,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:46:36,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-29 11:46:36,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:36,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:46:36,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-29 11:46:36,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-29 11:46:36,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:46:36,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:36,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 11:46:36,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:46:36,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:46:36,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:36,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:46:36,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:36,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:46:36,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:46:36,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:46:36,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 11:46:36,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:36,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:36,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:36,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:46:36,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-29 11:46:36,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:36,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:46:36,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:46:36,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:46:36,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:36,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-29 11:46:36,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:46:36,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:46:36,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:46:36,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:46:36,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:46:36,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:46:36,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:46:36,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:46:36,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:46:36,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:46:36,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:46:36,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:46:37,048 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2020-10-29 11:46:37,049 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1876857614] [2020-10-29 11:46:37,049 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:46:37,049 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-29 11:46:37,049 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586335002] [2020-10-29 11:46:37,050 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 11:46:37,050 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:46:37,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 11:46:37,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-29 11:46:37,051 INFO L87 Difference]: Start difference. First operand 1523 states and 1900 transitions. Second operand 11 states. [2020-10-29 11:46:37,628 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:46:40,069 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:46:40,472 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:46:40,943 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:46:41,396 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:46:41,848 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:46:42,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:46:42,336 INFO L93 Difference]: Finished difference Result 1781 states and 2343 transitions. [2020-10-29 11:46:42,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-29 11:46:42,337 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 186 [2020-10-29 11:46:42,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:46:42,351 INFO L225 Difference]: With dead ends: 1781 [2020-10-29 11:46:42,351 INFO L226 Difference]: Without dead ends: 1777 [2020-10-29 11:46:42,353 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=153, Invalid=399, Unknown=0, NotChecked=0, Total=552 [2020-10-29 11:46:42,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1777 states. [2020-10-29 11:46:42,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1777 to 1523. [2020-10-29 11:46:42,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1523 states. [2020-10-29 11:46:42,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 1523 states and 1896 transitions. [2020-10-29 11:46:42,834 INFO L78 Accepts]: Start accepts. Automaton has 1523 states and 1896 transitions. Word has length 186 [2020-10-29 11:46:42,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:46:42,835 INFO L481 AbstractCegarLoop]: Abstraction has 1523 states and 1896 transitions. [2020-10-29 11:46:42,835 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 11:46:42,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1896 transitions. [2020-10-29 11:46:42,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2020-10-29 11:46:42,841 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:46:42,842 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:46:42,842 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-29 11:46:42,842 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:46:42,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:46:42,843 INFO L82 PathProgramCache]: Analyzing trace with hash -1773515971, now seen corresponding path program 1 times [2020-10-29 11:46:42,843 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:46:42,843 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1692466217] [2020-10-29 11:46:42,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:46:42,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-29 11:46:42,896 INFO L173 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-10-29 11:46:42,896 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-29 11:46:42,902 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-29 11:46:42,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:46:42 BoogieIcfgContainer [2020-10-29 11:46:42,939 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:46:42,941 INFO L168 Benchmark]: Toolchain (without parser) took 129738.85 ms. Allocated memory was 160.4 MB in the beginning and 778.0 MB in the end (delta: 617.6 MB). Free memory was 134.3 MB in the beginning and 700.7 MB in the end (delta: -566.4 MB). Peak memory consumption was 52.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:46:42,941 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 160.4 MB. Free memory is still 132.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:46:42,942 INFO L168 Benchmark]: CACSL2BoogieTranslator took 736.85 ms. Allocated memory is still 160.4 MB. Free memory was 133.5 MB in the beginning and 112.2 MB in the end (delta: 21.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:46:42,942 INFO L168 Benchmark]: Boogie Preprocessor took 95.17 ms. Allocated memory is still 160.4 MB. Free memory was 112.2 MB in the beginning and 108.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:46:42,943 INFO L168 Benchmark]: RCFGBuilder took 1341.74 ms. Allocated memory is still 160.4 MB. Free memory was 108.3 MB in the beginning and 57.2 MB in the end (delta: 51.1 MB). Peak memory consumption was 51.3 MB. Max. memory is 8.0 GB. [2020-10-29 11:46:42,943 INFO L168 Benchmark]: TraceAbstraction took 127550.85 ms. Allocated memory was 160.4 MB in the beginning and 778.0 MB in the end (delta: 617.6 MB). Free memory was 56.7 MB in the beginning and 700.7 MB in the end (delta: -644.0 MB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:46:42,946 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 160.4 MB. Free memory is still 132.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 736.85 ms. Allocated memory is still 160.4 MB. Free memory was 133.5 MB in the beginning and 112.2 MB in the end (delta: 21.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 95.17 ms. Allocated memory is still 160.4 MB. Free memory was 112.2 MB in the beginning and 108.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1341.74 ms. Allocated memory is still 160.4 MB. Free memory was 108.3 MB in the beginning and 57.2 MB in the end (delta: 51.1 MB). Peak memory consumption was 51.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 127550.85 ms. Allocated memory was 160.4 MB in the beginning and 778.0 MB in the end (delta: 617.6 MB). Free memory was 56.7 MB in the beginning and 700.7 MB in the end (delta: -644.0 MB). There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L157] int pumpRunning = 0; [L158] int systemActive = 1; [L336] int cleanupTimeShifts = 4; [L442] int waterLevel = 1; [L443] int methaneLevelCritical = 0; [L705] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L409] int retValue_acc ; [L410] int tmp ; [L414] FCALL select_helpers() [L415] FCALL select_features() [L416] CALL, EXPR valid_product() [L71] int retValue_acc ; [L74] retValue_acc = 1 [L75] return (retValue_acc); [L416] RET, EXPR valid_product() [L416] tmp = valid_product() [L418] COND TRUE \read(tmp) [L420] FCALL setup() [L421] CALL runTest() [L403] CALL test() [L85] int splverifierCounter ; [L86] int tmp ; [L87] int tmp___0 ; [L88] int tmp___1 ; [L89] int tmp___2 ; [L92] splverifierCounter = 0 [L94] COND TRUE 1 [L96] COND TRUE splverifierCounter < 4 [L102] tmp = __VERIFIER_nondet_int() [L104] COND TRUE \read(tmp) [L106] CALL waterRise() [L460] COND TRUE waterLevel < 2 [L461] waterLevel = waterLevel + 1 [L106] RET waterRise() [L112] tmp___0 = __VERIFIER_nondet_int() [L114] COND FALSE !(\read(tmp___0)) [L122] tmp___2 = __VERIFIER_nondet_int() [L124] COND TRUE \read(tmp___2) [L137] CALL timeShift() [L165] COND FALSE !(\read(pumpRunning)) [L172] COND TRUE \read(systemActive) [L174] CALL processEnvironment() [L220] int tmp ; [L223] COND FALSE !(\read(pumpRunning)) [L238] CALL processEnvironment__wrappee__highWaterSensor() [L194] int tmp ; [L197] COND TRUE ! pumpRunning [L199] CALL, EXPR isHighWaterLevel() [L317] int retValue_acc ; [L318] int tmp ; [L319] int tmp___0 ; [L323] CALL, EXPR isHighWaterSensorDry() [L522] int retValue_acc ; [L525] COND FALSE !(waterLevel < 2) [L529] retValue_acc = 0 [L530] return (retValue_acc); [L323] RET, EXPR isHighWaterSensorDry() [L323] tmp = isHighWaterSensorDry() [L325] COND FALSE !(\read(tmp)) [L328] tmp___0 = 1 [L330] retValue_acc = tmp___0 [L331] return (retValue_acc); [L199] RET, EXPR isHighWaterLevel() [L199] tmp = isHighWaterLevel() [L201] COND TRUE \read(tmp) [L203] CALL activatePump() [L248] pumpRunning = 1 [L203] RET activatePump() [L238] RET processEnvironment__wrappee__highWaterSensor() [L174] RET processEnvironment() [L180] CALL __utac_acc__Specification4_spec__1() [L903] int tmp ; [L904] int tmp___0 ; [L908] CALL, EXPR getWaterLevel() [L513] int retValue_acc ; [L516] retValue_acc = waterLevel [L517] return (retValue_acc); [L908] RET, EXPR getWaterLevel() [L908] tmp = getWaterLevel() [L910] COND FALSE !(tmp == 0) [L180] RET __utac_acc__Specification4_spec__1() [L137] RET timeShift() [L94] COND TRUE 1 [L96] COND TRUE splverifierCounter < 4 [L102] tmp = __VERIFIER_nondet_int() [L104] COND FALSE !(\read(tmp)) [L112] tmp___0 = __VERIFIER_nondet_int() [L114] COND FALSE !(\read(tmp___0)) [L122] tmp___2 = __VERIFIER_nondet_int() [L124] COND TRUE \read(tmp___2) [L137] CALL timeShift() [L165] COND TRUE \read(pumpRunning) [L167] CALL lowerWaterLevel() [L448] COND TRUE waterLevel > 0 [L449] waterLevel = waterLevel - 1 [L167] RET lowerWaterLevel() [L172] COND TRUE \read(systemActive) [L174] CALL processEnvironment() [L220] int tmp ; [L223] COND TRUE \read(pumpRunning) [L225] CALL, EXPR isMethaneAlarm() [L261] int retValue_acc ; [L265] CALL, EXPR isMethaneLevelCritical() [L481] int retValue_acc ; [L484] retValue_acc = methaneLevelCritical [L485] return (retValue_acc); [L265] RET, EXPR isMethaneLevelCritical() [L265] retValue_acc = isMethaneLevelCritical() [L267] return (retValue_acc); [L225] RET, EXPR isMethaneAlarm() [L225] tmp = isMethaneAlarm() [L227] COND FALSE !(\read(tmp)) [L233] CALL processEnvironment__wrappee__highWaterSensor() [L194] int tmp ; [L197] COND FALSE !(! pumpRunning) [L212] FCALL processEnvironment__wrappee__base() [L233] RET processEnvironment__wrappee__highWaterSensor() [L174] RET processEnvironment() [L180] CALL __utac_acc__Specification4_spec__1() [L903] int tmp ; [L904] int tmp___0 ; [L908] CALL, EXPR getWaterLevel() [L513] int retValue_acc ; [L516] retValue_acc = waterLevel [L517] return (retValue_acc); [L908] RET, EXPR getWaterLevel() [L908] tmp = getWaterLevel() [L910] COND FALSE !(tmp == 0) [L180] RET __utac_acc__Specification4_spec__1() [L137] RET timeShift() [L94] COND TRUE 1 [L96] COND TRUE splverifierCounter < 4 [L102] tmp = __VERIFIER_nondet_int() [L104] COND TRUE \read(tmp) [L106] CALL waterRise() [L460] COND TRUE waterLevel < 2 [L461] waterLevel = waterLevel + 1 [L106] RET waterRise() [L112] tmp___0 = __VERIFIER_nondet_int() [L114] COND FALSE !(\read(tmp___0)) [L122] tmp___2 = __VERIFIER_nondet_int() [L124] COND TRUE \read(tmp___2) [L137] CALL timeShift() [L165] COND TRUE \read(pumpRunning) [L167] CALL lowerWaterLevel() [L448] COND TRUE waterLevel > 0 [L449] waterLevel = waterLevel - 1 [L167] RET lowerWaterLevel() [L172] COND TRUE \read(systemActive) [L174] CALL processEnvironment() [L220] int tmp ; [L223] COND TRUE \read(pumpRunning) [L225] CALL, EXPR isMethaneAlarm() [L261] int retValue_acc ; [L265] CALL, EXPR isMethaneLevelCritical() [L481] int retValue_acc ; [L484] retValue_acc = methaneLevelCritical [L485] return (retValue_acc); [L265] RET, EXPR isMethaneLevelCritical() [L265] retValue_acc = isMethaneLevelCritical() [L267] return (retValue_acc); [L225] RET, EXPR isMethaneAlarm() [L225] tmp = isMethaneAlarm() [L227] COND FALSE !(\read(tmp)) [L233] CALL processEnvironment__wrappee__highWaterSensor() [L194] int tmp ; [L197] COND FALSE !(! pumpRunning) [L212] FCALL processEnvironment__wrappee__base() [L233] RET processEnvironment__wrappee__highWaterSensor() [L174] RET processEnvironment() [L180] CALL __utac_acc__Specification4_spec__1() [L903] int tmp ; [L904] int tmp___0 ; [L908] CALL, EXPR getWaterLevel() [L513] int retValue_acc ; [L516] retValue_acc = waterLevel [L517] return (retValue_acc); [L908] RET, EXPR getWaterLevel() [L908] tmp = getWaterLevel() [L910] COND FALSE !(tmp == 0) [L180] RET __utac_acc__Specification4_spec__1() [L137] RET timeShift() [L94] COND TRUE 1 [L96] COND TRUE splverifierCounter < 4 [L102] tmp = __VERIFIER_nondet_int() [L104] COND FALSE !(\read(tmp)) [L112] tmp___0 = __VERIFIER_nondet_int() [L114] COND FALSE !(\read(tmp___0)) [L122] tmp___2 = __VERIFIER_nondet_int() [L124] COND TRUE \read(tmp___2) [L137] CALL timeShift() [L165] COND TRUE \read(pumpRunning) [L167] CALL lowerWaterLevel() [L448] COND TRUE waterLevel > 0 [L449] waterLevel = waterLevel - 1 [L167] RET lowerWaterLevel() [L172] COND TRUE \read(systemActive) [L174] CALL processEnvironment() [L220] int tmp ; [L223] COND TRUE \read(pumpRunning) [L225] CALL, EXPR isMethaneAlarm() [L261] int retValue_acc ; [L265] CALL, EXPR isMethaneLevelCritical() [L481] int retValue_acc ; [L484] retValue_acc = methaneLevelCritical [L485] return (retValue_acc); [L265] RET, EXPR isMethaneLevelCritical() [L265] retValue_acc = isMethaneLevelCritical() [L267] return (retValue_acc); [L225] RET, EXPR isMethaneAlarm() [L225] tmp = isMethaneAlarm() [L227] COND FALSE !(\read(tmp)) [L233] CALL processEnvironment__wrappee__highWaterSensor() [L194] int tmp ; [L197] COND FALSE !(! pumpRunning) [L212] FCALL processEnvironment__wrappee__base() [L233] RET processEnvironment__wrappee__highWaterSensor() [L174] RET processEnvironment() [L180] CALL __utac_acc__Specification4_spec__1() [L903] int tmp ; [L904] int tmp___0 ; [L908] CALL, EXPR getWaterLevel() [L513] int retValue_acc ; [L516] retValue_acc = waterLevel [L517] return (retValue_acc); [L908] RET, EXPR getWaterLevel() [L908] tmp = getWaterLevel() [L910] COND TRUE tmp == 0 [L912] CALL, EXPR isPumpRunning() [L272] int retValue_acc ; [L275] retValue_acc = pumpRunning [L276] return (retValue_acc); [L912] RET, EXPR isPumpRunning() [L912] tmp___0 = isPumpRunning() [L914] COND TRUE \read(tmp___0) [L916] CALL __automaton_fail() [L436] CALL reach_error() [L3] __assert_fail("0", "minepump_spec4_product37.cil.c", 3, "reach_error") - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 237 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 127.4s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 81.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1520 SDtfs, 5250 SDslu, 2732 SDs, 0 SdLazy, 13445 SolverSat, 3877 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 32.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 673 GetRequests, 424 SyntacticMatches, 1 SemanticMatches, 248 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2559 ImplicationChecksByTransitivity, 45.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1691occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.4s AutomataMinimizationTime, 10 MinimizatonAttempts, 1633 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 42.2s InterpolantComputationTime, 1383 NumberOfCodeBlocks, 1383 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1132 ConstructedInterpolants, 0 QuantifiedInterpolants, 496089 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 4 PerfectInterpolantSequences, 250/280 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...