/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=DEEPEST --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_spec2_product47.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 22:05:10,226 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 22:05:10,230 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 22:05:10,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 22:05:10,273 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 22:05:10,274 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 22:05:10,276 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 22:05:10,278 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 22:05:10,281 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 22:05:10,282 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 22:05:10,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 22:05:10,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 22:05:10,289 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 22:05:10,290 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 22:05:10,291 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 22:05:10,293 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 22:05:10,294 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 22:05:10,304 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 22:05:10,306 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 22:05:10,309 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 22:05:10,311 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 22:05:10,312 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 22:05:10,314 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 22:05:10,315 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 22:05:10,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 22:05:10,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 22:05:10,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 22:05:10,320 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 22:05:10,321 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 22:05:10,322 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 22:05:10,322 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 22:05:10,323 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 22:05:10,324 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 22:05:10,325 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 22:05:10,326 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 22:05:10,327 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 22:05:10,327 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 22:05:10,328 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 22:05:10,328 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 22:05:10,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 22:05:10,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 22:05:10,331 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 [2020-10-27 22:05:10,357 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 22:05:10,358 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 22:05:10,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 22:05:10,360 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 22:05:10,360 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 22:05:10,360 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 22:05:10,361 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 22:05:10,361 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 22:05:10,361 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 22:05:10,361 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 22:05:10,362 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 22:05:10,362 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 22:05:10,362 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 22:05:10,362 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 22:05:10,363 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 22:05:10,363 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 22:05:10,363 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 22:05:10,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 22:05:10,364 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 22:05:10,364 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 22:05:10,364 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 22:05:10,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:05:10,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 22:05:10,365 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 22:05:10,365 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 22:05:10,365 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 22:05:10,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 22:05:10,366 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 22:05:10,366 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 22:05:10,366 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 22:05:10,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 22:05:10,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 22:05:10,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 22:05:10,762 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 22:05:10,763 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 22:05:10,767 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product47.cil.c [2020-10-27 22:05:10,852 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/01cbea118/e1dfa3dd1ee9419d93564e0beb88a3ae/FLAGfd0a44fd2 [2020-10-27 22:05:11,630 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 22:05:11,632 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product47.cil.c [2020-10-27 22:05:11,653 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/01cbea118/e1dfa3dd1ee9419d93564e0beb88a3ae/FLAGfd0a44fd2 [2020-10-27 22:05:11,769 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/01cbea118/e1dfa3dd1ee9419d93564e0beb88a3ae [2020-10-27 22:05:11,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 22:05:11,779 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 22:05:11,794 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 22:05:11,794 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 22:05:11,799 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 22:05:11,800 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:05:11" (1/1) ... [2020-10-27 22:05:11,805 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c995fca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:05:11, skipping insertion in model container [2020-10-27 22:05:11,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:05:11" (1/1) ... [2020-10-27 22:05:11,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 22:05:11,893 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 22:05:12,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:05:12,318 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 22:05:12,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:05:12,464 INFO L208 MainTranslator]: Completed translation [2020-10-27 22:05:12,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:05:12 WrapperNode [2020-10-27 22:05:12,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 22:05:12,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 22:05:12,466 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 22:05:12,467 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 22:05:12,486 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:05:12" (1/1) ... [2020-10-27 22:05:12,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:05:12" (1/1) ... [2020-10-27 22:05:12,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:05:12" (1/1) ... [2020-10-27 22:05:12,508 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:05:12" (1/1) ... [2020-10-27 22:05:12,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:05:12" (1/1) ... [2020-10-27 22:05:12,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:05:12" (1/1) ... [2020-10-27 22:05:12,564 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:05:12" (1/1) ... [2020-10-27 22:05:12,572 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 22:05:12,576 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 22:05:12,576 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 22:05:12,576 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 22:05:12,581 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:05:12" (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 [2020-10-27 22:05:12,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 22:05:12,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 22:05:12,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 22:05:12,682 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 22:05:12,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 22:05:12,682 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 22:05:12,683 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 22:05:12,683 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 22:05:12,683 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 22:05:12,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 22:05:12,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 22:05:12,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 22:05:12,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 22:05:12,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 22:05:12,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 22:05:12,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-27 22:05:12,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-27 22:05:12,717 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 22:05:12,717 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 22:05:12,718 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 22:05:12,718 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 22:05:12,718 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 22:05:12,718 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 22:05:12,721 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 22:05:12,721 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 22:05:12,721 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 22:05:12,721 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 22:05:12,721 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 22:05:12,721 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 22:05:12,721 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 22:05:12,722 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 22:05:12,722 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-27 22:05:12,722 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 22:05:12,727 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-10-27 22:05:12,727 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 22:05:12,727 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 22:05:12,728 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 22:05:12,728 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 22:05:12,728 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 22:05:12,728 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 22:05:12,728 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-27 22:05:12,728 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 22:05:12,728 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 22:05:12,729 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 22:05:12,729 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 22:05:12,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 22:05:12,729 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 22:05:12,729 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 22:05:12,729 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 22:05:12,729 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 22:05:12,730 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 22:05:12,730 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 22:05:12,730 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 22:05:12,730 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 22:05:12,730 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 22:05:12,730 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 22:05:12,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 22:05:12,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 22:05:12,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 22:05:12,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 22:05:12,731 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 22:05:12,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 22:05:12,732 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 22:05:12,732 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 22:05:12,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 22:05:12,732 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 22:05:12,732 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 22:05:12,732 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 22:05:12,732 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 22:05:12,733 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 22:05:12,733 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-27 22:05:12,733 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-27 22:05:12,733 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 22:05:12,733 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 22:05:12,733 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 22:05:12,734 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 22:05:12,734 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 22:05:12,734 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 22:05:12,734 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 22:05:12,734 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 22:05:12,734 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 22:05:12,734 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 22:05:12,735 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 22:05:12,735 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 22:05:12,735 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 22:05:12,735 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 22:05:12,735 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 22:05:12,735 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 22:05:12,735 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-27 22:05:12,736 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 22:05:12,736 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 22:05:12,736 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 22:05:12,736 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-27 22:05:12,736 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 22:05:12,736 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-10-27 22:05:12,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 22:05:12,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 22:05:12,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 22:05:14,124 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 22:05:14,125 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 22:05:14,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:05:14 BoogieIcfgContainer [2020-10-27 22:05:14,128 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 22:05:14,130 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 22:05:14,130 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 22:05:14,134 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 22:05:14,134 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:05:11" (1/3) ... [2020-10-27 22:05:14,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26a5ca97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:05:14, skipping insertion in model container [2020-10-27 22:05:14,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:05:12" (2/3) ... [2020-10-27 22:05:14,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26a5ca97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:05:14, skipping insertion in model container [2020-10-27 22:05:14,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:05:14" (3/3) ... [2020-10-27 22:05:14,138 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product47.cil.c [2020-10-27 22:05:14,151 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 22:05:14,158 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 22:05:14,194 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 22:05:14,226 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 22:05:14,226 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 22:05:14,227 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 22:05:14,227 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 22:05:14,227 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 22:05:14,227 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 22:05:14,227 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 22:05:14,228 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 22:05:14,256 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states. [2020-10-27 22:05:14,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-27 22:05:14,267 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:05:14,268 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] [2020-10-27 22:05:14,269 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]=== [2020-10-27 22:05:14,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:05:14,276 INFO L82 PathProgramCache]: Analyzing trace with hash -888875695, now seen corresponding path program 1 times [2020-10-27 22:05:14,287 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:05:14,288 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [132735184] [2020-10-27 22:05:14,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:05:14,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:14,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:14,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:15,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:16,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:17,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:19,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:19,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 22:05:19,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:05:19,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-27 22:05:19,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:19,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:05:19,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-27 22:05:19,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:05:19,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 22:05:20,231 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:05:20,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:05:20,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:20,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:20,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:20,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:20,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:20,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-27 22:05:20,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:20,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:20,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:20,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:20,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:20,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:05:20,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:20,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:20,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:20,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:05:20,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:20,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:20,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:20,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:20,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:20,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:20,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:05:20,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:05:20,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:20,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:20,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:20,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:05:20,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:20,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:20,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:20,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:20,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:20,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:20,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:05:20,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:05:20,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:20,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:20,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:20,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:20,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:20,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:05:20,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:20,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:20,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:20,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:20,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:05:20,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:05:20,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:20,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:20,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:20,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:05:20,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:20,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:20,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:20,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:20,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:20,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:20,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:20,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:05:20,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:20,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:20,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:20,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:20,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:20,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:20,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:20,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:20,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:20,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:20,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:05:20,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:05:20,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:20,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:20,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:20,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:20,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:20,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:05:20,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:20,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:05:20,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:20,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:05:20,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:20,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:05:20,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:20,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:20,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:20,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:20,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:20,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:05:20,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:20,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:05:20,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:20,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:05:20,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:20,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:05:20,461 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [132735184] [2020-10-27 22:05:20,463 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:05:20,464 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:05:20,465 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202433841] [2020-10-27 22:05:20,470 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:05:20,470 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:05:20,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:05:20,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:05:20,488 INFO L87 Difference]: Start difference. First operand 188 states. Second operand 8 states. [2020-10-27 22:05:21,213 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:05:22,716 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:05:23,211 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:05:23,698 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:05:24,789 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:05:26,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:05:26,100 INFO L93 Difference]: Finished difference Result 407 states and 558 transitions. [2020-10-27 22:05:26,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 22:05:26,104 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-10-27 22:05:26,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:05:26,120 INFO L225 Difference]: With dead ends: 407 [2020-10-27 22:05:26,120 INFO L226 Difference]: Without dead ends: 252 [2020-10-27 22:05:26,126 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:05:26,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2020-10-27 22:05:26,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 215. [2020-10-27 22:05:26,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 215 states. [2020-10-27 22:05:26,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 262 transitions. [2020-10-27 22:05:26,278 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 262 transitions. Word has length 52 [2020-10-27 22:05:26,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:05:26,280 INFO L481 AbstractCegarLoop]: Abstraction has 215 states and 262 transitions. [2020-10-27 22:05:26,280 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:05:26,280 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 262 transitions. [2020-10-27 22:05:26,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-10-27 22:05:26,296 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:05:26,297 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:05:26,298 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 22:05:26,298 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]=== [2020-10-27 22:05:26,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:05:26,299 INFO L82 PathProgramCache]: Analyzing trace with hash -918530843, now seen corresponding path program 1 times [2020-10-27 22:05:26,299 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:05:26,299 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [38288357] [2020-10-27 22:05:26,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:05:26,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:26,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:26,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:26,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:31,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:31,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-27 22:05:31,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:05:31,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 22:05:31,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:31,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:05:31,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 100 [2020-10-27 22:05:31,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 22:05:31,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:31,800 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:05:31,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:05:31,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:31,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:31,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:31,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:31,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:31,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 22:05:31,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:31,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:31,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:31,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:31,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:31,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:05:31,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:31,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:31,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:31,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:05:31,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:31,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:05:31,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:31,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:31,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:31,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:31,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:31,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:05:31,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:31,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:31,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:31,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:05:31,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:31,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:31,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:31,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:31,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:31,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:31,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:31,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:05:31,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:31,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:31,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:31,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:31,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:31,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:31,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:31,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:31,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:31,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:31,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:31,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:05:31,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:31,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:31,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:31,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:05:31,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:31,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:31,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:31,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:31,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:31,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:31,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:31,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:05:31,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:31,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:31,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:31,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:31,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:31,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:31,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:31,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:31,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:31,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:31,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:31,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 22:05:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:31,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:31,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:32,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:32,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:05:32,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:05:32,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 227 [2020-10-27 22:05:32,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:32,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:05:32,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 22:05:32,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:05:32,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:32,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:05:32,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:32,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:32,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:32,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:05:32,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:32,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-27 22:05:32,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:32,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:05:32,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:05:32,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:05:32,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:32,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:05:32,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:32,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:32,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:32,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:05:32,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:32,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:05:32,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:32,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:05:32,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:32,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:05:32,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:32,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:05:32,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:32,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:32,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:32,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:05:32,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:32,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:32,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:32,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:32,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:32,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:32,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:32,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:05:32,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:32,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:32,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:32,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:05:32,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:32,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:05:32,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:32,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:32,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:05:32,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:32,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:32,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:05:32,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:32,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:32,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:32,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:05:32,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:32,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:05:32,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:32,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:32,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:32,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:32,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:32,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:05:32,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:32,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:32,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:32,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:32,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:32,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:32,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:32,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:32,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:32,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:32,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:32,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:05:32,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:32,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:32,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:32,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:32,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:32,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:32,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:32,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:32,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:32,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:32,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:32,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 22:05:32,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:32,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:32,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:32,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:32,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:32,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:05:32,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:32,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:05:32,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:32,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:05:32,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:05:32,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-27 22:05:32,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:32,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:32,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:32,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:32,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:32,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:32,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:32,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:32,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:05:32,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:32,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:32,493 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 22:05:32,493 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [38288357] [2020-10-27 22:05:32,494 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:05:32,494 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 22:05:32,494 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095275545] [2020-10-27 22:05:32,496 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 22:05:32,497 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:05:32,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 22:05:32,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:05:32,499 INFO L87 Difference]: Start difference. First operand 215 states and 262 transitions. Second operand 13 states. [2020-10-27 22:05:33,471 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:05:34,625 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:05:35,084 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:05:35,579 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:05:36,187 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:05:36,701 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:05:37,195 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:05:37,708 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:05:38,198 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:05:38,794 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:05:39,293 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:05:39,822 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:05:40,299 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:05:42,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:05:42,963 INFO L93 Difference]: Finished difference Result 707 states and 1014 transitions. [2020-10-27 22:05:42,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-27 22:05:42,964 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 100 [2020-10-27 22:05:42,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:05:42,973 INFO L225 Difference]: With dead ends: 707 [2020-10-27 22:05:42,973 INFO L226 Difference]: Without dead ends: 488 [2020-10-27 22:05:42,979 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 167 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=198, Invalid=794, Unknown=0, NotChecked=0, Total=992 [2020-10-27 22:05:42,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2020-10-27 22:05:43,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 395. [2020-10-27 22:05:43,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 395 states. [2020-10-27 22:05:43,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 395 states and 484 transitions. [2020-10-27 22:05:43,117 INFO L78 Accepts]: Start accepts. Automaton has 395 states and 484 transitions. Word has length 100 [2020-10-27 22:05:43,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:05:43,117 INFO L481 AbstractCegarLoop]: Abstraction has 395 states and 484 transitions. [2020-10-27 22:05:43,117 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 22:05:43,118 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 484 transitions. [2020-10-27 22:05:43,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-10-27 22:05:43,121 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:05:43,122 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:05:43,122 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:05:43,122 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:05:43,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:05:43,123 INFO L82 PathProgramCache]: Analyzing trace with hash -285655057, now seen corresponding path program 1 times [2020-10-27 22:05:43,123 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:05:43,123 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [835329781] [2020-10-27 22:05:43,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:05:43,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:43,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:43,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:43,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:43,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:43,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:43,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:44,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:48,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:48,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 181 [2020-10-27 22:05:48,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 22:05:48,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 22:05:48,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:48,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:05:48,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 112 [2020-10-27 22:05:48,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:05:48,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:48,562 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:05:48,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:05:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:48,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:48,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:48,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:48,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:48,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 22:05:48,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:48,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:48,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:48,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:48,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:48,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:05:48,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:48,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:48,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:48,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:05:48,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:48,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:05:48,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:48,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:48,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:48,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:48,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:48,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:05:48,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:48,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:48,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:48,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:05:48,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:48,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:05:48,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:48,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:48,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:48,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:48,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:48,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:05:48,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:48,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:48,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:48,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:48,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:48,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:48,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:48,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:48,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:48,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:48,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:48,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:05:48,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:48,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:48,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:48,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:05:48,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:48,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:05:48,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:48,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:48,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:48,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:48,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:48,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:05:48,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:48,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:48,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:48,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:48,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:48,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:48,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:48,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:48,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:48,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:48,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:48,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-27 22:05:48,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:48,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:48,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:48,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:48,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:48,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:48,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:48,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:48,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:48,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:48,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:48,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:05:48,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:48,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:48,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:48,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:05:48,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:48,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:05:48,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:48,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:48,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:48,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:48,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:48,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:05:48,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:48,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:48,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:48,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:05:48,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:48,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:05:48,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:48,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:48,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:48,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:48,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:48,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:05:48,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:48,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:48,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:48,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:48,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:48,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:48,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:48,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:48,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:48,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:48,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:48,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-27 22:05:48,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:48,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:48,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:48,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:05:48,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:48,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 22:05:48,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:48,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:05:48,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 22:05:48,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:05:48,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:48,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:05:48,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:48,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:48,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:48,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:05:48,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:48,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 22:05:48,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:48,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:05:48,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:05:48,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:05:48,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:48,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:05:48,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:48,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:48,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:48,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:05:48,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:48,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:05:48,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:48,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:05:48,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 22:05:48,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:05:48,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:48,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:05:48,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:48,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:48,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:48,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:05:48,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:48,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:05:48,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:48,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:05:48,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:48,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:05:48,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:05:48,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:05:48,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:48,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:48,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:48,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:05:48,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:48,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:05:48,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:48,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:48,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:05:48,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:48,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:48,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:05:48,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:48,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:48,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:48,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:05:48,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:48,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:05:48,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:48,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:48,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:48,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:48,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:48,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:05:48,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:48,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:48,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:48,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:48,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:48,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:48,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:48,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:48,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:48,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:48,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:48,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:05:48,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:48,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:48,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:48,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:48,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:48,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:48,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:48,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:48,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:48,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:48,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:48,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 22:05:48,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:48,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:48,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:48,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:48,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:48,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:48,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:48,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:48,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:05:48,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:48,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:48,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 22:05:48,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:48,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:48,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:48,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:48,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:48,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:05:48,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:48,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:48,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:05:48,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:48,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:48,930 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-27 22:05:48,930 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [835329781] [2020-10-27 22:05:48,931 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:05:48,931 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 22:05:48,932 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091193825] [2020-10-27 22:05:48,934 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 22:05:48,934 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:05:48,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 22:05:48,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:05:48,935 INFO L87 Difference]: Start difference. First operand 395 states and 484 transitions. Second operand 10 states. [2020-10-27 22:05:50,532 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:05:50,982 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:05:51,407 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:05:53,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:05:53,327 INFO L93 Difference]: Finished difference Result 906 states and 1252 transitions. [2020-10-27 22:05:53,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-27 22:05:53,329 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 123 [2020-10-27 22:05:53,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:05:53,337 INFO L225 Difference]: With dead ends: 906 [2020-10-27 22:05:53,337 INFO L226 Difference]: Without dead ends: 539 [2020-10-27 22:05:53,339 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=98, Invalid=208, Unknown=0, NotChecked=0, Total=306 [2020-10-27 22:05:53,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 539 states. [2020-10-27 22:05:53,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 539 to 403. [2020-10-27 22:05:53,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 403 states. [2020-10-27 22:05:53,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 492 transitions. [2020-10-27 22:05:53,447 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 492 transitions. Word has length 123 [2020-10-27 22:05:53,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:05:53,448 INFO L481 AbstractCegarLoop]: Abstraction has 403 states and 492 transitions. [2020-10-27 22:05:53,448 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 22:05:53,448 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 492 transitions. [2020-10-27 22:05:53,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-10-27 22:05:53,451 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:05:53,451 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:05:53,451 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:05:53,451 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]=== [2020-10-27 22:05:53,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:05:53,452 INFO L82 PathProgramCache]: Analyzing trace with hash 847535536, now seen corresponding path program 1 times [2020-10-27 22:05:53,452 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:05:53,452 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [204153874] [2020-10-27 22:05:53,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:05:53,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:53,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:53,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:53,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:53,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:53,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:54,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:57,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:58,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:58,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 181 [2020-10-27 22:05:58,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 22:05:58,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-27 22:05:58,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:58,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:05:58,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 66 [2020-10-27 22:05:58,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 22:05:58,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:58,989 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:05:58,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:05:59,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:59,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:59,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:59,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:59,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:59,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 22:05:59,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:59,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:59,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:59,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:59,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:59,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:05:59,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:59,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:59,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:59,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:05:59,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:59,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:05:59,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:59,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:59,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:59,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:59,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:59,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:05:59,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:59,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:59,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:59,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:05:59,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:59,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:05:59,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:59,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:59,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:59,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:59,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:59,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:05:59,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:59,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:59,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:59,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:59,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:59,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:59,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:59,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:59,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:59,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:59,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:59,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:05:59,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:59,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:59,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:59,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:05:59,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:59,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:05:59,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:59,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:59,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:59,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:59,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:59,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:05:59,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:59,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:59,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:59,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:59,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:59,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:59,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:59,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:59,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:59,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:59,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:59,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-27 22:05:59,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:59,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:59,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:59,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:59,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:59,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:59,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:59,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:59,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:59,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:59,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:59,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:05:59,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:59,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:59,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:59,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:05:59,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:59,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:05:59,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:59,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:05:59,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:59,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:05:59,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:59,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:05:59,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:59,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:59,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:59,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:05:59,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:59,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:05:59,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:59,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:05:59,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:59,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:05:59,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:59,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:05:59,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:59,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:59,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:59,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:59,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:59,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:05:59,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:59,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:59,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:59,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:59,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:59,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-27 22:05:59,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:59,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:59,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:59,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:05:59,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:59,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:05:59,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:59,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:59,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-27 22:05:59,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:59,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:59,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:05:59,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:59,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:59,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:59,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:05:59,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:59,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:05:59,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:59,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:59,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:59,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:59,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:59,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:05:59,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:59,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:59,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:59,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:05:59,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:59,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:05:59,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:59,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:59,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:59,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:59,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:59,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:05:59,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:59,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:59,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:59,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:05:59,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:59,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:59,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:59,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:59,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:59,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:59,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:59,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:05:59,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:59,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:59,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:59,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:05:59,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:59,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:05:59,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:59,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:59,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:59,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:59,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:59,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:05:59,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:59,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:59,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:59,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:05:59,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:59,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:05:59,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:59,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:59,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:59,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:59,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:59,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:05:59,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:59,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:59,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:59,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:59,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:59,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:05:59,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:59,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:59,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:59,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:59,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:59,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:05:59,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:59,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:59,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:59,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:59,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:59,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:05:59,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:59,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:59,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:05:59,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:59,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:59,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 22:05:59,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:59,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:59,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:59,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:59,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:59,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:59,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:59,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:59,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:05:59,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:59,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:59,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 22:05:59,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:05:59,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:05:59,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:05:59,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:05:59,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:05:59,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:05:59,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:05:59,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:05:59,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:05:59,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:05:59,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:05:59,263 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-27 22:05:59,263 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [204153874] [2020-10-27 22:05:59,264 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:05:59,264 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-27 22:05:59,264 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499630724] [2020-10-27 22:05:59,265 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:05:59,265 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:05:59,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:05:59,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:05:59,266 INFO L87 Difference]: Start difference. First operand 403 states and 492 transitions. Second operand 8 states. [2020-10-27 22:06:00,282 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:06:03,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:06:03,352 INFO L93 Difference]: Finished difference Result 1198 states and 1664 transitions. [2020-10-27 22:06:03,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-27 22:06:03,353 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 123 [2020-10-27 22:06:03,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:06:03,359 INFO L225 Difference]: With dead ends: 1198 [2020-10-27 22:06:03,359 INFO L226 Difference]: Without dead ends: 622 [2020-10-27 22:06:03,362 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=136, Invalid=284, Unknown=0, NotChecked=0, Total=420 [2020-10-27 22:06:03,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 622 states. [2020-10-27 22:06:03,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 622 to 469. [2020-10-27 22:06:03,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 469 states. [2020-10-27 22:06:03,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 469 states and 568 transitions. [2020-10-27 22:06:03,477 INFO L78 Accepts]: Start accepts. Automaton has 469 states and 568 transitions. Word has length 123 [2020-10-27 22:06:03,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:06:03,477 INFO L481 AbstractCegarLoop]: Abstraction has 469 states and 568 transitions. [2020-10-27 22:06:03,477 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:06:03,477 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 568 transitions. [2020-10-27 22:06:03,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-10-27 22:06:03,480 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:06:03,480 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:06:03,480 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:06:03,480 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]=== [2020-10-27 22:06:03,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:06:03,481 INFO L82 PathProgramCache]: Analyzing trace with hash -361553340, now seen corresponding path program 1 times [2020-10-27 22:06:03,481 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:06:03,481 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1779506544] [2020-10-27 22:06:03,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:06:03,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:03,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:03,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:03,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:06,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:08,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:08,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 154 [2020-10-27 22:06:08,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 22:06:08,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 22:06:08,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:08,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:06:08,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-27 22:06:08,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 22:06:08,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:09,029 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:06:09,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:06:09,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:09,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:09,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:09,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:09,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:09,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 22:06:09,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:09,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:09,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:09,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:09,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:09,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:06:09,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:09,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:09,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:09,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:06:09,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:09,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:09,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:09,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:09,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:09,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:09,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:09,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:06:09,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:09,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:09,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:09,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:06:09,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:09,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:09,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:09,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:09,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:09,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:09,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:09,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:06:09,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:09,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:09,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:09,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:09,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:09,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:09,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:09,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:09,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:09,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:09,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:09,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:06:09,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:09,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:09,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:09,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:06:09,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:09,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:09,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:09,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:09,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:09,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:09,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:09,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:06:09,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:09,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:09,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:09,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:09,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:09,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:09,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:09,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:09,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:09,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:09,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:09,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-27 22:06:09,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:09,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:09,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:09,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:09,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:09,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:09,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:09,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:09,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:09,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:09,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:09,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 22:06:09,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:09,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:09,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:09,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:06:09,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:09,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 22:06:09,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:09,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:06:09,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:09,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-27 22:06:09,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:09,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:06:09,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:09,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:09,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:09,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:06:09,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:09,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-27 22:06:09,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:09,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:06:09,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:09,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-27 22:06:09,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:09,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:06:09,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:09,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:09,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:09,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:06:09,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:09,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:06:09,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:09,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:09,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:09,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:09,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:06:09,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:09,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:09,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:09,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:09,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:06:09,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:09,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:09,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:09,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:09,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:09,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:09,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:06:09,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:06:09,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:09,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:09,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:09,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:06:09,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:09,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 22:06:09,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:09,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:06:09,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:09,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:06:09,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:09,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:09,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:09,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:09,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:09,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:06:09,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:09,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:06:09,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:09,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:06:09,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:09,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:06:09,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:09,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:09,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:09,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:09,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:09,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:09,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:09,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:09,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:09,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:06:09,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:09,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:06:09,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:09,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:06:09,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:09,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:09,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:09,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:09,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:09,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:09,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:09,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:06:09,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:09,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:06:09,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:09,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 22:06:09,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:09,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:09,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:09,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:09,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:09,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:06:09,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:09,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:06:09,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:09,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:06:09,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:09,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 22:06:09,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:09,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:09,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:09,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:09,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:09,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:09,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:09,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:09,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:06:09,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:09,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:09,553 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:06:09,554 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1779506544] [2020-10-27 22:06:09,554 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:06:09,554 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-27 22:06:09,554 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020458606] [2020-10-27 22:06:09,556 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 22:06:09,556 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:06:09,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 22:06:09,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:06:09,557 INFO L87 Difference]: Start difference. First operand 469 states and 568 transitions. Second operand 14 states. [2020-10-27 22:06:10,848 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:06:12,501 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:06:13,018 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:06:13,478 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:06:13,887 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:06:14,384 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:06:14,826 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:06:15,313 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:06:15,787 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:06:16,443 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:06:16,849 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:06:19,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:06:19,557 INFO L93 Difference]: Finished difference Result 1286 states and 1707 transitions. [2020-10-27 22:06:19,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-27 22:06:19,564 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 104 [2020-10-27 22:06:19,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:06:19,572 INFO L225 Difference]: With dead ends: 1286 [2020-10-27 22:06:19,572 INFO L226 Difference]: Without dead ends: 785 [2020-10-27 22:06:19,577 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 319 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=326, Invalid=1006, Unknown=0, NotChecked=0, Total=1332 [2020-10-27 22:06:19,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 785 states. [2020-10-27 22:06:19,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 785 to 630. [2020-10-27 22:06:19,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 630 states. [2020-10-27 22:06:19,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 630 states and 755 transitions. [2020-10-27 22:06:19,730 INFO L78 Accepts]: Start accepts. Automaton has 630 states and 755 transitions. Word has length 104 [2020-10-27 22:06:19,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:06:19,731 INFO L481 AbstractCegarLoop]: Abstraction has 630 states and 755 transitions. [2020-10-27 22:06:19,731 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 22:06:19,731 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 755 transitions. [2020-10-27 22:06:19,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-10-27 22:06:19,736 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:06:19,737 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-27 22:06:19,737 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:06:19,737 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]=== [2020-10-27 22:06:19,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:06:19,738 INFO L82 PathProgramCache]: Analyzing trace with hash 889760720, now seen corresponding path program 1 times [2020-10-27 22:06:19,738 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:06:19,738 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [398611121] [2020-10-27 22:06:19,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:06:19,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:19,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:19,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:20,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:20,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:23,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:23,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 189 [2020-10-27 22:06:23,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 22:06:23,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3308 [2020-10-27 22:06:23,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:23,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:06:23,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 131 [2020-10-27 22:06:23,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-27 22:06:23,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:23,464 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:06:23,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:06:23,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:23,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:23,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:23,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:23,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:23,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 22:06:23,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:23,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:23,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:23,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:23,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:23,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:06:23,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:23,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:23,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:23,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:06:23,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:23,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:23,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:23,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:23,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:23,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:23,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:23,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:06:23,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:23,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:23,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:23,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:06:23,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:23,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:23,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:23,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:23,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:23,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:23,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:23,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:06:23,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:23,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:23,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:23,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:23,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:23,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:23,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:23,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:23,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:23,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:23,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:23,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:06:23,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:23,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:23,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:23,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:06:23,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:23,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:23,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:23,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:23,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:23,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:23,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:23,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:06:23,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:23,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:23,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:23,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:23,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:23,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:23,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:23,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:23,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:23,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:23,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:23,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:06:23,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:23,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:23,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:23,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 22:06:23,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:23,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 22:06:23,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:23,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:06:23,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:23,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-27 22:06:23,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:23,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:06:23,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:23,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:23,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:23,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:06:23,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:23,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:06:23,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:23,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:23,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:23,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:23,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:23,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:06:23,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:23,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:23,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:23,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:06:23,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:23,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:06:23,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:23,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:23,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:23,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:23,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:23,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:06:23,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:23,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:23,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:23,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:06:23,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:23,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:23,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:23,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:23,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:23,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:23,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:23,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:23,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:23,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:23,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:23,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:06:23,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:23,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:23,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:23,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:23,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:23,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:23,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:23,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:06:23,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:23,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:23,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:23,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:06:23,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:23,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:06:23,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:23,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:23,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:23,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:23,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:23,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:23,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:23,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:23,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:23,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:06:23,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:23,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:23,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:23,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:23,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:23,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:23,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:23,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:23,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:23,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:23,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:23,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:23,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:23,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:23,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:23,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:23,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:23,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:23,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:23,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:06:23,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:23,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:23,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:23,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:23,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:23,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:23,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:23,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:23,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:23,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:23,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:23,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:06:23,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:23,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:23,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:23,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:06:23,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:23,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:06:23,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:23,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:06:23,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:23,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 22:06:23,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:23,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:23,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:23,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:23,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:23,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:23,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:23,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:23,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:23,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:23,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:23,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:23,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:23,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 22:06:23,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:23,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:23,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:23,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:23,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:23,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:23,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:23,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:06:23,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:23,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:06:23,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:23,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 22:06:23,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:23,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:23,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:23,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:23,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:23,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:23,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:23,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:06:23,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:23,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:06:23,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:23,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 22:06:23,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:23,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:23,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:23,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:23,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:23,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:23,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:23,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:06:23,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:23,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:06:23,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:23,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 22:06:23,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:23,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:23,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:23,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:23,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:23,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:23,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:23,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:06:23,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:23,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:06:23,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:23,757 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-27 22:06:23,758 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [398611121] [2020-10-27 22:06:23,760 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:06:23,760 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-27 22:06:23,760 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838127118] [2020-10-27 22:06:23,760 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:06:23,761 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:06:23,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:06:23,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:06:23,767 INFO L87 Difference]: Start difference. First operand 630 states and 755 transitions. Second operand 9 states. [2020-10-27 22:06:24,285 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:06:27,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:06:27,699 INFO L93 Difference]: Finished difference Result 1697 states and 2514 transitions. [2020-10-27 22:06:27,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-27 22:06:27,699 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 131 [2020-10-27 22:06:27,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:06:27,713 INFO L225 Difference]: With dead ends: 1697 [2020-10-27 22:06:27,713 INFO L226 Difference]: Without dead ends: 1693 [2020-10-27 22:06:27,715 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 163 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=179, Invalid=523, Unknown=0, NotChecked=0, Total=702 [2020-10-27 22:06:27,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1693 states. [2020-10-27 22:06:27,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1693 to 1019. [2020-10-27 22:06:27,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1019 states. [2020-10-27 22:06:27,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 1019 states and 1240 transitions. [2020-10-27 22:06:27,971 INFO L78 Accepts]: Start accepts. Automaton has 1019 states and 1240 transitions. Word has length 131 [2020-10-27 22:06:27,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:06:27,971 INFO L481 AbstractCegarLoop]: Abstraction has 1019 states and 1240 transitions. [2020-10-27 22:06:27,971 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:06:27,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1240 transitions. [2020-10-27 22:06:27,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-10-27 22:06:27,976 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:06:27,976 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:06:27,977 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:06:27,977 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]=== [2020-10-27 22:06:27,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:06:27,977 INFO L82 PathProgramCache]: Analyzing trace with hash 598006453, now seen corresponding path program 1 times [2020-10-27 22:06:27,977 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:06:27,978 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [194889539] [2020-10-27 22:06:27,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:06:28,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:28,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:28,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:28,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:28,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:28,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:28,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:28,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:29,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:29,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-27 22:06:33,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 22:06:33,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 22:06:33,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:06:33,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 137 [2020-10-27 22:06:33,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-27 22:06:33,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:33,487 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:06:33,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:06:33,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:33,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:33,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:33,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 22:06:33,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:33,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:33,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:33,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:33,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:06:33,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:33,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:06:33,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:33,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:33,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:33,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:33,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:33,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:33,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:06:33,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:33,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:06:33,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:33,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:33,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:33,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:33,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:33,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:33,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:06:33,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:33,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:33,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:33,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:33,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:33,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:33,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:33,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:33,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:06:33,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:33,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:06:33,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:33,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:33,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:33,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:33,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:33,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:33,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:06:33,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:33,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:33,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:33,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:33,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:33,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:33,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:33,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:33,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:06:33,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:33,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 22:06:33,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:33,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:06:33,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:33,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:33,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:33,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:33,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:06:33,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:33,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:06:33,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:33,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:06:33,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:33,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:33,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:33,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:33,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:06:33,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:33,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:06:33,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:33,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:06:33,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:33,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:33,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:33,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:33,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:06:33,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:33,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:06:33,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:33,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:06:33,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:33,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:33,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:33,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:33,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:33,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:33,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:06:33,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:33,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:33,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:33,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:33,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:33,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:33,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:06:33,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:33,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:06:33,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:33,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:06:33,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:33,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:33,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:33,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:06:33,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:33,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:33,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:06:33,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:33,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:06:33,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:33,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:33,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:33,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:06:33,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:33,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:33,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:33,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:33,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:33,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:33,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:33,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:33,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:06:33,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:06:33,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:33,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:33,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:33,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:33,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:33,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:33,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:33,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:33,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:06:33,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:33,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:06:33,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:33,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:06:33,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:33,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:33,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:33,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:33,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:33,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:33,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:33,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:33,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:33,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:33,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:33,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:33,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:33,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 22:06:33,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:33,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:33,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:33,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:33,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:06:33,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:33,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:06:33,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:33,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 22:06:33,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:33,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 22:06:33,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:33,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:06:33,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:06:33,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:33,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-27 22:06:33,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:33,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:33,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:33,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:33,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:33,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:33,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:33,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:33,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 22:06:33,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:06:33,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:33,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 22:06:33,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:33,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:06:33,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:33,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:33,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:33,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:33,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:33,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:33,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:33,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:33,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:33,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:33,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:33,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:33,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:33,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 22:06:33,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:33,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:33,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:33,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:33,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:33,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:33,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:33,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:33,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-27 22:06:33,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:33,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:33,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:33,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:33,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:33,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:06:33,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:33,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:33,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 22:06:33,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:33,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:33,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:33,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:33,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:33,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:06:33,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:33,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:33,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-27 22:06:33,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:33,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:33,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:33,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:33,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:33,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:33,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:33,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:33,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:06:33,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:33,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:33,928 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-10-27 22:06:33,929 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [194889539] [2020-10-27 22:06:33,929 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:06:33,929 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 22:06:33,929 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905171173] [2020-10-27 22:06:33,930 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:06:33,930 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:06:33,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:06:33,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:06:33,931 INFO L87 Difference]: Start difference. First operand 1019 states and 1240 transitions. Second operand 9 states. [2020-10-27 22:06:34,816 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:06:36,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:06:36,795 INFO L93 Difference]: Finished difference Result 1808 states and 2405 transitions. [2020-10-27 22:06:36,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 22:06:36,798 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 161 [2020-10-27 22:06:36,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:06:36,809 INFO L225 Difference]: With dead ends: 1808 [2020-10-27 22:06:36,809 INFO L226 Difference]: Without dead ends: 1418 [2020-10-27 22:06:36,811 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=167, Invalid=483, Unknown=0, NotChecked=0, Total=650 [2020-10-27 22:06:36,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1418 states. [2020-10-27 22:06:37,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1418 to 983. [2020-10-27 22:06:37,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 983 states. [2020-10-27 22:06:37,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 983 states and 1176 transitions. [2020-10-27 22:06:37,013 INFO L78 Accepts]: Start accepts. Automaton has 983 states and 1176 transitions. Word has length 161 [2020-10-27 22:06:37,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:06:37,014 INFO L481 AbstractCegarLoop]: Abstraction has 983 states and 1176 transitions. [2020-10-27 22:06:37,014 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:06:37,014 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1176 transitions. [2020-10-27 22:06:37,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-10-27 22:06:37,018 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:06:37,018 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:06:37,019 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:06:37,019 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]=== [2020-10-27 22:06:37,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:06:37,019 INFO L82 PathProgramCache]: Analyzing trace with hash -416085215, now seen corresponding path program 1 times [2020-10-27 22:06:37,020 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:06:37,020 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [534368227] [2020-10-27 22:06:37,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:06:37,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:37,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:37,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:37,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:37,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:37,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:37,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 233 [2020-10-27 22:06:40,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:06:40,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3002 [2020-10-27 22:06:40,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:06:40,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 22:06:40,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-27 22:06:40,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,433 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:06:40,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:06:40,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:40,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:40,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:40,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-27 22:06:40,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:40,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:40,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:40,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:06:40,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:40,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:06:40,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:40,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:40,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:40,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:40,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:40,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:06:40,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:40,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:06:40,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:40,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:40,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:40,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:40,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:40,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:06:40,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:40,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:40,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:40,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:40,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:40,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:40,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:40,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:06:40,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:40,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:06:40,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:40,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:40,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:40,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:40,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:40,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:06:40,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:40,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:40,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:40,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:40,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:40,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:40,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:40,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:06:40,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:40,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 22:06:40,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:40,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 22:06:40,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:06:40,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:40,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:06:40,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:06:40,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:40,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:06:40,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:40,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:06:40,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:06:40,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:40,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-27 22:06:40,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:06:40,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:40,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:06:40,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:40,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:06:40,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:40,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:40,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:40,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:06:40,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:40,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:06:40,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:40,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:40,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:40,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:40,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:40,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:40,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:40,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:06:40,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:40,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:40,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:40,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:40,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:40,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:06:40,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:40,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:06:40,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:40,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:06:40,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:40,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:40,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:40,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:40,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:40,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:06:40,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:40,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:40,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:40,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:40,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:40,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:40,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:40,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:40,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:40,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:40,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:40,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:40,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:40,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:06:40,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:40,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:40,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:40,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:40,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:40,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:40,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:40,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:06:40,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:40,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:06:40,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:40,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:06:40,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:06:40,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:40,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:06:40,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:40,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:40,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:40,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:40,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:40,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:40,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:40,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:40,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 22:06:40,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:40,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:40,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:40,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:40,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:06:40,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:40,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:06:40,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 22:06:40,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:40,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 22:06:40,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:40,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:06:40,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:06:40,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-27 22:06:40,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-27 22:06:40,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:40,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:40,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:40,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:40,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:40,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:40,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:40,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:40,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:06:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:40,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 22:06:40,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:40,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:06:40,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:06:40,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:40,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:06:40,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:40,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:40,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:40,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:40,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:40,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:40,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:40,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:40,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 22:06:40,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:40,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:40,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:40,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:40,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:40,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:40,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:40,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 22:06:40,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:40,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:40,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:40,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:40,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:40,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:06:40,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:40,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 22:06:40,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:40,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:40,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:40,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:40,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:40,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:06:40,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:40,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-27 22:06:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:40,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:40,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:40,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:40,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:40,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:40,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:40,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:40,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:06:40,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:40,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:40,804 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 46 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-27 22:06:40,805 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [534368227] [2020-10-27 22:06:40,805 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:06:40,805 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 22:06:40,805 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275677166] [2020-10-27 22:06:40,806 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 22:06:40,806 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:06:40,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 22:06:40,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:06:40,807 INFO L87 Difference]: Start difference. First operand 983 states and 1176 transitions. Second operand 10 states. [2020-10-27 22:06:41,360 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:06:43,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:06:43,515 INFO L93 Difference]: Finished difference Result 1307 states and 1749 transitions. [2020-10-27 22:06:43,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-27 22:06:43,524 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 165 [2020-10-27 22:06:43,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:06:43,532 INFO L225 Difference]: With dead ends: 1307 [2020-10-27 22:06:43,532 INFO L226 Difference]: Without dead ends: 1121 [2020-10-27 22:06:43,533 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=135, Invalid=371, Unknown=0, NotChecked=0, Total=506 [2020-10-27 22:06:43,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1121 states. [2020-10-27 22:06:43,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1121 to 801. [2020-10-27 22:06:43,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 801 states. [2020-10-27 22:06:43,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 801 states and 947 transitions. [2020-10-27 22:06:43,737 INFO L78 Accepts]: Start accepts. Automaton has 801 states and 947 transitions. Word has length 165 [2020-10-27 22:06:43,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:06:43,738 INFO L481 AbstractCegarLoop]: Abstraction has 801 states and 947 transitions. [2020-10-27 22:06:43,738 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 22:06:43,738 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 947 transitions. [2020-10-27 22:06:43,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-10-27 22:06:43,743 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:06:43,744 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:06:43,744 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 22:06:43,744 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]=== [2020-10-27 22:06:43,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:06:43,745 INFO L82 PathProgramCache]: Analyzing trace with hash 818211697, now seen corresponding path program 1 times [2020-10-27 22:06:43,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:06:43,745 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [791533656] [2020-10-27 22:06:43,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:06:43,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:43,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:43,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:43,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:43,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:44,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:48,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:48,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 301 [2020-10-27 22:06:48,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:06:48,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-27 22:06:48,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:48,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:06:48,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 173 [2020-10-27 22:06:48,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-27 22:06:48,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,161 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:06:49,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:06:49,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:49,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 22:06:49,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:06:49,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:06:49,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:49,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:06:49,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:06:49,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:49,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:06:49,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:49,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:06:49,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:06:49,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:06:49,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:49,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:06:49,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:49,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:06:49,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:06:49,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 22:06:49,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:06:49,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:06:49,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:06:49,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:06:49,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:06:49,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:06:49,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:06:49,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:06:49,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:06:49,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:49,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:49,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:06:49,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:49,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:06:49,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:06:49,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:06:49,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:49,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:06:49,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:49,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:49,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:49,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:49,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:06:49,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:49,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:49,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:06:49,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:06:49,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:49,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:49,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:49,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:49,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 22:06:49,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:49,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:49,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 22:06:49,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-10-27 22:06:49,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 22:06:49,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:06:49,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-27 22:06:49,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-27 22:06:49,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:49,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:49,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:49,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:06:49,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-27 22:06:49,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:06:49,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:06:49,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 22:06:49,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:06:49,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:06:49,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:06:49,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:06:49,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:06:49,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:49,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:49,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:06:49,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:06:49,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:06:49,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 22:06:49,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:06:49,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:06:49,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:06:49,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:06:49,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:06:49,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:06:49,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:49,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 22:06:49,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 22:06:49,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:06:49,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:06:49,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 22:06:49,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:06:49,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:49,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:49,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:06:49,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:06:49,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:06:49,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 22:06:49,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:49,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:49,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:06:49,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:06:49,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-10-27 22:06:49,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:49,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:49,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:06:49,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-27 22:06:49,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-27 22:06:49,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:06:49,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-27 22:06:49,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:06:49,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:06:49,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:49,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:06:49,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:49,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:49,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 22:06:49,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:06:49,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:06:49,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:06:49,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:06:49,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:49,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:06:49,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2020-10-27 22:06:49,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:49,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:49,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:06:49,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2020-10-27 22:06:49,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:06:49,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:06:49,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:06:49,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:06:49,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:06:49,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:06:49,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:06:49,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:06:49,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:06:49,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:06:49,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:06:49,772 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 59 proven. 16 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2020-10-27 22:06:49,773 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [791533656] [2020-10-27 22:06:49,773 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:06:49,773 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-27 22:06:49,773 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374800087] [2020-10-27 22:06:49,774 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-27 22:06:49,774 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:06:49,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-27 22:06:49,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=228, Unknown=0, NotChecked=0, Total=272 [2020-10-27 22:06:49,775 INFO L87 Difference]: Start difference. First operand 801 states and 947 transitions. Second operand 17 states. [2020-10-27 22:06:50,373 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:06:51,365 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:06:52,363 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:06:53,001 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:06:53,959 WARN L193 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 214 [2020-10-27 22:06:54,849 WARN L193 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 214 [2020-10-27 22:06:56,176 WARN L193 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 210 [2020-10-27 22:06:57,003 WARN L193 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 210 [2020-10-27 22:06:57,549 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-10-27 22:06:59,136 WARN L193 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 214 [2020-10-27 22:06:59,998 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 214 [2020-10-27 22:07:01,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:07:01,997 INFO L93 Difference]: Finished difference Result 1481 states and 1930 transitions. [2020-10-27 22:07:01,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-10-27 22:07:01,998 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 213 [2020-10-27 22:07:01,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:07:01,999 INFO L225 Difference]: With dead ends: 1481 [2020-10-27 22:07:02,000 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 22:07:02,005 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 800 ImplicationChecksByTransitivity, 8.3s TimeCoverageRelationStatistics Valid=571, Invalid=2185, Unknown=0, NotChecked=0, Total=2756 [2020-10-27 22:07:02,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 22:07:02,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 22:07:02,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 22:07:02,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 22:07:02,007 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 213 [2020-10-27 22:07:02,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:07:02,007 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 22:07:02,007 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-27 22:07:02,007 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 22:07:02,007 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 22:07:02,007 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 22:07:02,009 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 22:07:06,829 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 411 DAG size of output: 338 [2020-10-27 22:07:09,641 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 374 DAG size of output: 310 [2020-10-27 22:07:10,329 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 374 DAG size of output: 310 [2020-10-27 22:07:11,863 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 235 [2020-10-27 22:07:12,447 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 231 [2020-10-27 22:07:12,669 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 235 [2020-10-27 22:07:13,189 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 231 [2020-10-27 22:07:13,825 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 235 [2020-10-27 22:07:14,021 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 235 [2020-10-27 22:07:16,170 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 324 [2020-10-27 22:07:17,774 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 17 [2020-10-27 22:07:18,434 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 10 [2020-10-27 22:07:18,768 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 22:07:19,131 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 28 [2020-10-27 22:07:20,047 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 26 [2020-10-27 22:07:21,272 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 178 DAG size of output: 21 [2020-10-27 22:07:22,278 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 171 DAG size of output: 22 [2020-10-27 22:07:23,205 WARN L193 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 22 [2020-10-27 22:07:24,204 WARN L193 SmtUtils]: Spent 994.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 22 [2020-10-27 22:07:24,518 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 1 [2020-10-27 22:07:25,263 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 33 [2020-10-27 22:07:25,611 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 28 [2020-10-27 22:07:25,960 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 1 [2020-10-27 22:07:27,405 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 281 DAG size of output: 29 [2020-10-27 22:07:28,050 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 16 [2020-10-27 22:07:28,432 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:07:28,783 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 22:07:30,076 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 192 DAG size of output: 26 [2020-10-27 22:07:30,403 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-27 22:07:31,719 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 174 DAG size of output: 28 [2020-10-27 22:07:31,832 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 20 [2020-10-27 22:07:33,152 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 183 DAG size of output: 24 [2020-10-27 22:07:33,852 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 14 [2020-10-27 22:07:35,118 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 177 DAG size of output: 22 [2020-10-27 22:07:35,494 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 25 [2020-10-27 22:07:36,221 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 13 [2020-10-27 22:07:36,595 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 28 [2020-10-27 22:07:36,952 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 28 [2020-10-27 22:07:37,306 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 28 [2020-10-27 22:07:38,564 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 252 DAG size of output: 33 [2020-10-27 22:07:39,567 WARN L193 SmtUtils]: Spent 1000.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 19 [2020-10-27 22:07:40,822 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 252 DAG size of output: 33 [2020-10-27 22:07:41,470 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 10 [2020-10-27 22:07:41,845 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 19 [2020-10-27 22:07:42,186 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 1 [2020-10-27 22:07:42,555 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 28 [2020-10-27 22:07:44,547 WARN L193 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 223 DAG size of output: 42 [2020-10-27 22:07:45,249 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 24 [2020-10-27 22:07:46,081 WARN L193 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 21 [2020-10-27 22:07:46,488 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 17 [2020-10-27 22:07:46,815 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 22:07:46,926 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 20 [2020-10-27 22:07:47,271 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 28 [2020-10-27 22:07:47,582 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 1 [2020-10-27 22:07:48,356 WARN L193 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 34 [2020-10-27 22:07:48,692 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 28 [2020-10-27 22:07:49,637 WARN L193 SmtUtils]: Spent 940.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 13 [2020-10-27 22:07:49,980 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 28 [2020-10-27 22:07:50,612 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 3 [2020-10-27 22:07:51,442 WARN L193 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 21 [2020-10-27 22:07:52,181 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 7 [2020-10-27 22:07:52,885 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 14 [2020-10-27 22:07:54,200 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 178 DAG size of output: 21 [2020-10-27 22:07:55,395 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 175 DAG size of output: 28 [2020-10-27 22:07:55,401 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 22:07:55,401 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 22:07:55,401 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 22:07:55,401 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 22:07:55,402 INFO L274 CegarLoopResult]: For program point L188(lines 165 189) no Hoare annotation was computed. [2020-10-27 22:07:55,402 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 141 196) no Hoare annotation was computed. [2020-10-27 22:07:55,402 INFO L274 CegarLoopResult]: For program point L172(lines 172 176) no Hoare annotation was computed. [2020-10-27 22:07:55,402 INFO L274 CegarLoopResult]: For program point L172-1(lines 172 176) no Hoare annotation was computed. [2020-10-27 22:07:55,402 INFO L274 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-10-27 22:07:55,402 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 141 196) no Hoare annotation was computed. [2020-10-27 22:07:55,403 INFO L274 CegarLoopResult]: For program point L166-2(lines 166 187) no Hoare annotation was computed. [2020-10-27 22:07:55,403 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 141 196) no Hoare annotation was computed. [2020-10-27 22:07:55,403 INFO L274 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-10-27 22:07:55,403 INFO L274 CegarLoopResult]: For program point L223-2(lines 223 248) no Hoare annotation was computed. [2020-10-27 22:07:55,403 INFO L274 CegarLoopResult]: For program point L249(lines 222 250) no Hoare annotation was computed. [2020-10-27 22:07:55,403 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 197 256) no Hoare annotation was computed. [2020-10-27 22:07:55,403 INFO L274 CegarLoopResult]: For program point L242(line 242) no Hoare annotation was computed. [2020-10-27 22:07:55,403 INFO L274 CegarLoopResult]: For program point L242-1(line 242) no Hoare annotation was computed. [2020-10-27 22:07:55,403 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 197 256) no Hoare annotation was computed. [2020-10-27 22:07:55,403 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 197 256) no Hoare annotation was computed. [2020-10-27 22:07:55,404 INFO L274 CegarLoopResult]: For program point L229(lines 229 233) no Hoare annotation was computed. [2020-10-27 22:07:55,404 INFO L274 CegarLoopResult]: For program point L229-1(lines 229 233) no Hoare annotation was computed. [2020-10-27 22:07:55,404 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 72 78) the Hoare annotation is: true [2020-10-27 22:07:55,404 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 72 78) no Hoare annotation was computed. [2020-10-27 22:07:55,404 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 79 87) no Hoare annotation was computed. [2020-10-27 22:07:55,404 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 79 87) the Hoare annotation is: true [2020-10-27 22:07:55,404 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 79 87) no Hoare annotation was computed. [2020-10-27 22:07:55,404 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 574 596) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 22:07:55,404 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 574 596) no Hoare annotation was computed. [2020-10-27 22:07:55,404 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 574 596) no Hoare annotation was computed. [2020-10-27 22:07:55,405 INFO L270 CegarLoopResult]: At program point L586(line 586) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 22:07:55,405 INFO L270 CegarLoopResult]: At program point L586-1(line 586) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 22:07:55,405 INFO L274 CegarLoopResult]: For program point L584(lines 584 591) no Hoare annotation was computed. [2020-10-27 22:07:55,405 INFO L274 CegarLoopResult]: For program point L584-1(lines 584 591) no Hoare annotation was computed. [2020-10-27 22:07:55,405 INFO L274 CegarLoopResult]: For program point L582(line 582) no Hoare annotation was computed. [2020-10-27 22:07:55,405 INFO L270 CegarLoopResult]: At program point L581(line 581) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 22:07:55,405 INFO L270 CegarLoopResult]: At program point L580(line 580) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 22:07:55,406 INFO L270 CegarLoopResult]: At program point L580-1(line 580) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 22:07:55,406 INFO L274 CegarLoopResult]: For program point L545(line 545) no Hoare annotation was computed. [2020-10-27 22:07:55,406 INFO L274 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-10-27 22:07:55,406 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 531 554) no Hoare annotation was computed. [2020-10-27 22:07:55,406 INFO L274 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2020-10-27 22:07:55,406 INFO L274 CegarLoopResult]: For program point L542(line 542) no Hoare annotation was computed. [2020-10-27 22:07:55,406 INFO L274 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-10-27 22:07:55,406 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 531 554) no Hoare annotation was computed. [2020-10-27 22:07:55,406 INFO L274 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-10-27 22:07:55,406 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 531 554) no Hoare annotation was computed. [2020-10-27 22:07:55,406 INFO L274 CegarLoopResult]: For program point L539(line 539) no Hoare annotation was computed. [2020-10-27 22:07:55,406 INFO L274 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-10-27 22:07:55,406 INFO L274 CegarLoopResult]: For program point L537(line 537) no Hoare annotation was computed. [2020-10-27 22:07:55,406 INFO L274 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-10-27 22:07:55,407 INFO L274 CegarLoopResult]: For program point L549(line 549) no Hoare annotation was computed. [2020-10-27 22:07:55,407 INFO L274 CegarLoopResult]: For program point L548(line 548) no Hoare annotation was computed. [2020-10-27 22:07:55,407 INFO L274 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-10-27 22:07:55,407 INFO L274 CegarLoopResult]: For program point L546(line 546) no Hoare annotation was computed. [2020-10-27 22:07:55,407 INFO L270 CegarLoopResult]: At program point L753(line 753) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1))) [2020-10-27 22:07:55,407 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 734 758) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2) (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse2 .cse1))) [2020-10-27 22:07:55,407 INFO L274 CegarLoopResult]: For program point L753-1(lines 734 758) no Hoare annotation was computed. [2020-10-27 22:07:55,407 INFO L270 CegarLoopResult]: At program point L748(line 748) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 (and .cse2 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1 (and (<= processEnvironment__wrappee__methaneQuery_~tmp~5 0) .cse2 (< 0 (+ processEnvironment__wrappee__methaneQuery_~tmp~5 1)))))) [2020-10-27 22:07:55,407 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 734 758) no Hoare annotation was computed. [2020-10-27 22:07:55,407 INFO L270 CegarLoopResult]: At program point L744(line 744) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 (and .cse2 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse2 .cse1))) [2020-10-27 22:07:55,407 INFO L274 CegarLoopResult]: For program point L742(lines 742 750) no Hoare annotation was computed. [2020-10-27 22:07:55,408 INFO L270 CegarLoopResult]: At program point L740(line 740) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 (and .cse2 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse2 .cse1))) [2020-10-27 22:07:55,408 INFO L274 CegarLoopResult]: For program point L740-1(line 740) no Hoare annotation was computed. [2020-10-27 22:07:55,408 INFO L274 CegarLoopResult]: For program point L738(lines 738 755) no Hoare annotation was computed. [2020-10-27 22:07:55,408 INFO L274 CegarLoopResult]: For program point L897(lines 897 903) no Hoare annotation was computed. [2020-10-27 22:07:55,408 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 893 907) no Hoare annotation was computed. [2020-10-27 22:07:55,408 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 893 907) the Hoare annotation is: (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:07:55,408 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 893 907) no Hoare annotation was computed. [2020-10-27 22:07:55,408 INFO L270 CegarLoopResult]: At program point L899(line 899) the Hoare annotation is: (and (= |old(~systemActive~0)| ~systemActive~0) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:07:55,408 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 829 837) no Hoare annotation was computed. [2020-10-27 22:07:55,408 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 829 837) the Hoare annotation is: true [2020-10-27 22:07:55,408 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 829 837) no Hoare annotation was computed. [2020-10-27 22:07:55,408 INFO L274 CegarLoopResult]: For program point L857(lines 857 865) no Hoare annotation was computed. [2020-10-27 22:07:55,408 INFO L274 CegarLoopResult]: For program point L857-2(lines 857 865) no Hoare annotation was computed. [2020-10-27 22:07:55,408 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 838 873) no Hoare annotation was computed. [2020-10-27 22:07:55,408 INFO L274 CegarLoopResult]: For program point L845(lines 845 853) no Hoare annotation was computed. [2020-10-27 22:07:55,408 INFO L274 CegarLoopResult]: For program point L845-2(lines 845 853) no Hoare annotation was computed. [2020-10-27 22:07:55,408 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 838 873) no Hoare annotation was computed. [2020-10-27 22:07:55,409 INFO L274 CegarLoopResult]: For program point L868(line 868) no Hoare annotation was computed. [2020-10-27 22:07:55,409 INFO L274 CegarLoopResult]: For program point L868-1(line 868) no Hoare annotation was computed. [2020-10-27 22:07:55,409 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 838 873) no Hoare annotation was computed. [2020-10-27 22:07:55,409 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 65 71) no Hoare annotation was computed. [2020-10-27 22:07:55,409 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 65 71) the Hoare annotation is: true [2020-10-27 22:07:55,409 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 95 140) no Hoare annotation was computed. [2020-10-27 22:07:55,409 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 95 140) no Hoare annotation was computed. [2020-10-27 22:07:55,409 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 95 140) no Hoare annotation was computed. [2020-10-27 22:07:55,409 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 408 453) no Hoare annotation was computed. [2020-10-27 22:07:55,409 INFO L274 CegarLoopResult]: For program point L439(lines 439 440) no Hoare annotation was computed. [2020-10-27 22:07:55,409 INFO L274 CegarLoopResult]: For program point L432(lines 432 433) no Hoare annotation was computed. [2020-10-27 22:07:55,409 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 432 433) no Hoare annotation was computed. [2020-10-27 22:07:55,410 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 439 440) no Hoare annotation was computed. [2020-10-27 22:07:55,410 INFO L274 CegarLoopResult]: For program point L428(lines 428 435) no Hoare annotation was computed. [2020-10-27 22:07:55,410 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 408 453) no Hoare annotation was computed. [2020-10-27 22:07:55,410 INFO L274 CegarLoopResult]: For program point L422(lines 422 442) no Hoare annotation was computed. [2020-10-27 22:07:55,410 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 408 453) no Hoare annotation was computed. [2020-10-27 22:07:55,410 INFO L274 CegarLoopResult]: For program point L422-1(lines 422 442) no Hoare annotation was computed. [2020-10-27 22:07:55,410 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 563 573) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 22:07:55,410 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 563 573) no Hoare annotation was computed. [2020-10-27 22:07:55,410 INFO L270 CegarLoopResult]: At program point L568(line 568) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 22:07:55,410 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 563 573) no Hoare annotation was computed. [2020-10-27 22:07:55,410 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 818 828) the Hoare annotation is: true [2020-10-27 22:07:55,410 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 818 828) no Hoare annotation was computed. [2020-10-27 22:07:55,410 INFO L277 CegarLoopResult]: At program point L823(line 823) the Hoare annotation is: true [2020-10-27 22:07:55,411 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 818 828) no Hoare annotation was computed. [2020-10-27 22:07:55,411 INFO L274 CegarLoopResult]: For program point L823-1(line 823) no Hoare annotation was computed. [2020-10-27 22:07:55,411 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 810 817) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2020-10-27 22:07:55,411 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 810 817) no Hoare annotation was computed. [2020-10-27 22:07:55,411 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 810 817) no Hoare annotation was computed. [2020-10-27 22:07:55,411 INFO L274 CegarLoopResult]: For program point L685(lines 685 691) no Hoare annotation was computed. [2020-10-27 22:07:55,411 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 681 694) no Hoare annotation was computed. [2020-10-27 22:07:55,411 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 681 694) the Hoare annotation is: true [2020-10-27 22:07:55,411 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 681 694) no Hoare annotation was computed. [2020-10-27 22:07:55,411 INFO L274 CegarLoopResult]: For program point L768(lines 768 776) no Hoare annotation was computed. [2020-10-27 22:07:55,411 INFO L270 CegarLoopResult]: At program point L766(line 766) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1))) [2020-10-27 22:07:55,411 INFO L274 CegarLoopResult]: For program point L766-1(line 766) no Hoare annotation was computed. [2020-10-27 22:07:55,411 INFO L274 CegarLoopResult]: For program point L764(lines 764 781) no Hoare annotation was computed. [2020-10-27 22:07:55,411 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 760 784) no Hoare annotation was computed. [2020-10-27 22:07:55,411 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 760 784) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0)) [2020-10-27 22:07:55,412 INFO L270 CegarLoopResult]: At program point L779(line 779) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= 0 ~systemActive~0) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:07:55,412 INFO L274 CegarLoopResult]: For program point L779-1(lines 760 784) no Hoare annotation was computed. [2020-10-27 22:07:55,412 INFO L270 CegarLoopResult]: At program point L774(line 774) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse0 (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse1) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:07:55,412 INFO L270 CegarLoopResult]: At program point L770(line 770) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse1 (not (= 0 processEnvironment_~tmp~6))) (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:07:55,412 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 726 732) no Hoare annotation was computed. [2020-10-27 22:07:55,412 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 726 732) the Hoare annotation is: true [2020-10-27 22:07:55,412 INFO L274 CegarLoopResult]: For program point L929(lines 929 935) no Hoare annotation was computed. [2020-10-27 22:07:55,412 INFO L274 CegarLoopResult]: For program point L929-1(lines 929 935) no Hoare annotation was computed. [2020-10-27 22:07:55,412 INFO L270 CegarLoopResult]: At program point testENTRY(lines 909 974) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 22:07:55,412 INFO L274 CegarLoopResult]: For program point L921(lines 921 925) no Hoare annotation was computed. [2020-10-27 22:07:55,412 INFO L274 CegarLoopResult]: For program point testFINAL(lines 909 974) no Hoare annotation was computed. [2020-10-27 22:07:55,412 INFO L270 CegarLoopResult]: At program point L967(lines 918 968) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (= ~methaneLevelCritical~0 0) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:07:55,412 INFO L277 CegarLoopResult]: At program point L957(line 957) the Hoare annotation is: true [2020-10-27 22:07:55,413 INFO L274 CegarLoopResult]: For program point L955(lines 955 961) no Hoare annotation was computed. [2020-10-27 22:07:55,413 INFO L270 CegarLoopResult]: At program point L955-1(lines 949 962) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (or (not (<= |old(~pumpRunning~0)| 0)) (and .cse0 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 3) (not .cse0) (= ~methAndRunningLastTime~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)))) [2020-10-27 22:07:55,413 INFO L274 CegarLoopResult]: For program point L920(lines 919 966) no Hoare annotation was computed. [2020-10-27 22:07:55,413 INFO L274 CegarLoopResult]: For program point L949(lines 949 962) no Hoare annotation was computed. [2020-10-27 22:07:55,413 INFO L270 CegarLoopResult]: At program point L941(line 941) the Hoare annotation is: (let ((.cse1 (<= 0 ~pumpRunning~0)) (.cse2 (<= ~pumpRunning~0 0)) (.cse0 (<= test_~splverifierCounter~0 3)) (.cse4 (= 0 ~systemActive~0)) (.cse3 (= ~methAndRunningLastTime~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 .cse2 .cse3) (= |old(~systemActive~0)| 0) (and .cse4 .cse1 .cse2) (not (<= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 0) .cse0 (not .cse4) .cse3) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)))) [2020-10-27 22:07:55,413 INFO L274 CegarLoopResult]: For program point L939(lines 939 945) no Hoare annotation was computed. [2020-10-27 22:07:55,413 INFO L274 CegarLoopResult]: For program point L939-1(lines 939 945) no Hoare annotation was computed. [2020-10-27 22:07:55,413 INFO L270 CegarLoopResult]: At program point L964(lines 919 966) the Hoare annotation is: (let ((.cse1 (<= 0 ~pumpRunning~0)) (.cse2 (<= ~pumpRunning~0 0)) (.cse0 (<= test_~splverifierCounter~0 3)) (.cse4 (= 0 ~systemActive~0)) (.cse3 (= ~methAndRunningLastTime~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 .cse2 .cse3) (= |old(~systemActive~0)| 0) (and .cse4 .cse1 .cse2) (not (<= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 0) .cse0 (not .cse4) .cse3) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)))) [2020-10-27 22:07:55,413 INFO L270 CegarLoopResult]: At program point L931(line 931) the Hoare annotation is: (let ((.cse1 (<= 0 ~pumpRunning~0)) (.cse2 (<= ~pumpRunning~0 0)) (.cse0 (<= test_~splverifierCounter~0 3)) (.cse4 (= 0 ~systemActive~0)) (.cse3 (= ~methAndRunningLastTime~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 .cse2 .cse3) (= |old(~systemActive~0)| 0) (and .cse4 .cse1 .cse2) (not (<= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 0) .cse0 (not .cse4) .cse3) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)))) [2020-10-27 22:07:55,413 INFO L274 CegarLoopResult]: For program point testEXIT(lines 909 974) no Hoare annotation was computed. [2020-10-27 22:07:55,413 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 386 387) no Hoare annotation was computed. [2020-10-27 22:07:55,413 INFO L274 CegarLoopResult]: For program point L382(lines 382 389) no Hoare annotation was computed. [2020-10-27 22:07:55,414 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 393 394) no Hoare annotation was computed. [2020-10-27 22:07:55,414 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 362 407) no Hoare annotation was computed. [2020-10-27 22:07:55,414 INFO L274 CegarLoopResult]: For program point L376(lines 376 396) no Hoare annotation was computed. [2020-10-27 22:07:55,414 INFO L274 CegarLoopResult]: For program point L376-1(lines 376 396) no Hoare annotation was computed. [2020-10-27 22:07:55,414 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 362 407) no Hoare annotation was computed. [2020-10-27 22:07:55,414 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 362 407) no Hoare annotation was computed. [2020-10-27 22:07:55,414 INFO L274 CegarLoopResult]: For program point L393(lines 393 394) no Hoare annotation was computed. [2020-10-27 22:07:55,414 INFO L274 CegarLoopResult]: For program point L386(lines 386 387) no Hoare annotation was computed. [2020-10-27 22:07:55,414 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 785 792) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:07:55,414 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 785 792) no Hoare annotation was computed. [2020-10-27 22:07:55,414 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 785 792) no Hoare annotation was computed. [2020-10-27 22:07:55,415 INFO L270 CegarLoopResult]: At program point L481(line 481) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~pumpRunning~0))) (.cse2 (not (<= ~pumpRunning~0 0))) (.cse3 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 (not .cse3) .cse2) (or (not (= ~methaneLevelCritical~0 0)) .cse3 .cse1))) [2020-10-27 22:07:55,415 INFO L274 CegarLoopResult]: For program point L479(lines 479 485) no Hoare annotation was computed. [2020-10-27 22:07:55,415 INFO L274 CegarLoopResult]: For program point L478(lines 478 488) no Hoare annotation was computed. [2020-10-27 22:07:55,415 INFO L270 CegarLoopResult]: At program point L476(line 476) the Hoare annotation is: (let ((.cse5 (= 0 ~systemActive~0))) (let ((.cse2 (not .cse5)) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 0 ~pumpRunning~0))) (.cse4 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse6 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse3 (not (<= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse2 .cse4 .cse3) (or .cse1 .cse5 .cse6) (or .cse0 .cse4 .cse6 .cse3)))) [2020-10-27 22:07:55,415 INFO L274 CegarLoopResult]: For program point L476-1(line 476) no Hoare annotation was computed. [2020-10-27 22:07:55,415 INFO L274 CegarLoopResult]: For program point L474(lines 474 491) no Hoare annotation was computed. [2020-10-27 22:07:55,415 INFO L274 CegarLoopResult]: For program point L474-1(lines 466 494) no Hoare annotation was computed. [2020-10-27 22:07:55,415 INFO L270 CegarLoopResult]: At program point L472(line 472) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~pumpRunning~0))) (.cse3 (not (<= ~pumpRunning~0 0))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 (not .cse1) .cse2 .cse3) (or .cse0 .cse2 .cse4 .cse3) (or (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse4))) [2020-10-27 22:07:55,415 INFO L274 CegarLoopResult]: For program point L472-1(line 472) no Hoare annotation was computed. [2020-10-27 22:07:55,415 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 466 494) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~pumpRunning~0))) (.cse3 (not (<= ~pumpRunning~0 0))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 (not .cse1) .cse2 .cse3) (or .cse0 .cse2 .cse4 .cse3) (or (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse4))) [2020-10-27 22:07:55,415 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 466 494) no Hoare annotation was computed. [2020-10-27 22:07:55,415 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 458 465) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0)) (= 0 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (<= ~pumpRunning~0 0))) [2020-10-27 22:07:55,416 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 458 465) no Hoare annotation was computed. [2020-10-27 22:07:55,416 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 458 465) no Hoare annotation was computed. [2020-10-27 22:07:55,416 INFO L274 CegarLoopResult]: For program point L657(lines 657 665) no Hoare annotation was computed. [2020-10-27 22:07:55,416 INFO L274 CegarLoopResult]: For program point L657-2(lines 657 665) no Hoare annotation was computed. [2020-10-27 22:07:55,416 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 649 671) no Hoare annotation was computed. [2020-10-27 22:07:55,416 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 649 671) no Hoare annotation was computed. [2020-10-27 22:07:55,416 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 649 671) no Hoare annotation was computed. [2020-10-27 22:07:55,416 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 55 64) no Hoare annotation was computed. [2020-10-27 22:07:55,416 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 55 64) no Hoare annotation was computed. [2020-10-27 22:07:55,416 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 55 64) no Hoare annotation was computed. [2020-10-27 22:07:55,416 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 259 361) no Hoare annotation was computed. [2020-10-27 22:07:55,416 INFO L274 CegarLoopResult]: For program point L283(lines 283 287) no Hoare annotation was computed. [2020-10-27 22:07:55,416 INFO L274 CegarLoopResult]: For program point L347(lines 347 358) no Hoare annotation was computed. [2020-10-27 22:07:55,417 INFO L274 CegarLoopResult]: For program point L310(lines 310 314) no Hoare annotation was computed. [2020-10-27 22:07:55,417 INFO L274 CegarLoopResult]: For program point L308-2(lines 308 328) no Hoare annotation was computed. [2020-10-27 22:07:55,417 INFO L274 CegarLoopResult]: For program point L329(lines 307 330) no Hoare annotation was computed. [2020-10-27 22:07:55,417 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 259 361) no Hoare annotation was computed. [2020-10-27 22:07:55,417 INFO L274 CegarLoopResult]: For program point L288(lines 288 304) no Hoare annotation was computed. [2020-10-27 22:07:55,417 INFO L274 CegarLoopResult]: For program point L348(lines 348 355) no Hoare annotation was computed. [2020-10-27 22:07:55,417 INFO L274 CegarLoopResult]: For program point L309(lines 308 328) no Hoare annotation was computed. [2020-10-27 22:07:55,417 INFO L274 CegarLoopResult]: For program point L340(line 340) no Hoare annotation was computed. [2020-10-27 22:07:55,417 INFO L274 CegarLoopResult]: For program point L340-1(line 340) no Hoare annotation was computed. [2020-10-27 22:07:55,417 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 259 361) no Hoare annotation was computed. [2020-10-27 22:07:55,417 INFO L274 CegarLoopResult]: For program point L305(lines 305 346) no Hoare annotation was computed. [2020-10-27 22:07:55,417 INFO L274 CegarLoopResult]: For program point L324(line 324) no Hoare annotation was computed. [2020-10-27 22:07:55,417 INFO L274 CegarLoopResult]: For program point L324-1(line 324) no Hoare annotation was computed. [2020-10-27 22:07:55,417 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:07:55,418 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 22:07:55,418 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:07:55,418 INFO L274 CegarLoopResult]: For program point L800(lines 800 806) no Hoare annotation was computed. [2020-10-27 22:07:55,418 INFO L270 CegarLoopResult]: At program point L798(line 798) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:07:55,418 INFO L274 CegarLoopResult]: For program point L798-1(line 798) no Hoare annotation was computed. [2020-10-27 22:07:55,418 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 793 809) no Hoare annotation was computed. [2020-10-27 22:07:55,418 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 793 809) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:07:55,418 INFO L270 CegarLoopResult]: At program point L804(line 804) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse3) (or .cse0 .cse1 .cse2 .cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:07:55,418 INFO L274 CegarLoopResult]: For program point L804-1(lines 793 809) no Hoare annotation was computed. [2020-10-27 22:07:55,418 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 672 680) no Hoare annotation was computed. [2020-10-27 22:07:55,419 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 672 680) no Hoare annotation was computed. [2020-10-27 22:07:55,419 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 672 680) no Hoare annotation was computed. [2020-10-27 22:07:55,419 INFO L277 CegarLoopResult]: At program point L881(line 881) the Hoare annotation is: true [2020-10-27 22:07:55,419 INFO L274 CegarLoopResult]: For program point L883-2(lines 883 887) no Hoare annotation was computed. [2020-10-27 22:07:55,419 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 874 892) no Hoare annotation was computed. [2020-10-27 22:07:55,419 INFO L274 CegarLoopResult]: For program point L881-1(line 881) no Hoare annotation was computed. [2020-10-27 22:07:55,419 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 874 892) the Hoare annotation is: true [2020-10-27 22:07:55,419 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 874 892) no Hoare annotation was computed. [2020-10-27 22:07:55,419 INFO L274 CegarLoopResult]: For program point L883(lines 883 887) no Hoare annotation was computed. [2020-10-27 22:07:55,419 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:07:55,419 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 22:07:55,420 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:07:55,420 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 628 639) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~pumpRunning~0))) (.cse2 (not (<= ~pumpRunning~0 0))) (.cse3 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 (not .cse1) .cse2 .cse3) (or .cse4 .cse0 .cse2 .cse3) (or .cse4 .cse1 (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0)) (not (= |old(~methaneLevelCritical~0)| 0))))) [2020-10-27 22:07:55,420 INFO L274 CegarLoopResult]: For program point L632-1(lines 628 639) no Hoare annotation was computed. [2020-10-27 22:07:55,420 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 628 639) no Hoare annotation was computed. [2020-10-27 22:07:55,420 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 640 648) the Hoare annotation is: true [2020-10-27 22:07:55,420 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 640 648) no Hoare annotation was computed. [2020-10-27 22:07:55,420 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 640 648) no Hoare annotation was computed. [2020-10-27 22:07:55,420 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 702 725) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0) (or .cse0 (= 0 ~systemActive~0) (not (= |old(~methAndRunningLastTime~0)| 0))) (or (not (= ~methaneLevelCritical~0 0)) .cse0))) [2020-10-27 22:07:55,421 INFO L270 CegarLoopResult]: At program point L715(line 715) the Hoare annotation is: (let ((.cse6 (= 0 ~systemActive~0))) (let ((.cse2 (not (<= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 0 |old(~pumpRunning~0)|))) (.cse1 (not .cse6)) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 .cse1) (or .cse2 .cse3 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse4 .cse5)) (or .cse2 .cse3 .cse1) (or .cse6 (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse4 (= ~methAndRunningLastTime~0 0))) (or .cse0 (and .cse4 .cse5))))) [2020-10-27 22:07:55,421 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 702 725) no Hoare annotation was computed. [2020-10-27 22:07:55,421 INFO L270 CegarLoopResult]: At program point L713(lines 713 719) the Hoare annotation is: (let ((.cse6 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse10 (= ~methaneLevelCritical~0 0)) (.cse8 (= 0 ~systemActive~0))) (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not .cse8)) (.cse9 (not .cse10)) (.cse7 (and .cse10 .cse6))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse2 .cse1 .cse4) (or .cse0 .cse1 (and .cse2 .cse5 .cse6) .cse7) (or (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) .cse8 .cse3) (or .cse9 .cse5 .cse4) (or .cse9 .cse7)))) [2020-10-27 22:07:55,421 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 702 725) no Hoare annotation was computed. [2020-10-27 22:07:55,421 INFO L270 CegarLoopResult]: At program point L708(line 708) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or .cse0 (= 0 ~systemActive~0) (not (= |old(~methAndRunningLastTime~0)| 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) (or (not (= ~methaneLevelCritical~0 0)) .cse0))) [2020-10-27 22:07:55,421 INFO L274 CegarLoopResult]: For program point L706(lines 705 724) no Hoare annotation was computed. [2020-10-27 22:07:55,421 INFO L274 CegarLoopResult]: For program point L512(lines 512 516) no Hoare annotation was computed. [2020-10-27 22:07:55,421 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 498 527) no Hoare annotation was computed. [2020-10-27 22:07:55,422 INFO L270 CegarLoopResult]: At program point L512-1(lines 512 516) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 0))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) (or (not .cse0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0))))) [2020-10-27 22:07:55,422 INFO L274 CegarLoopResult]: For program point L509(line 509) no Hoare annotation was computed. [2020-10-27 22:07:55,422 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 498 527) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0) (or (not (= ~methaneLevelCritical~0 0)) .cse0))) [2020-10-27 22:07:55,422 INFO L270 CegarLoopResult]: At program point L508-2(lines 508 522) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 0))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) (or (not .cse0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0))))) [2020-10-27 22:07:55,422 INFO L270 CegarLoopResult]: At program point L504(line 504) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0) (or (not (= ~methaneLevelCritical~0 0)) .cse0))) [2020-10-27 22:07:55,422 INFO L274 CegarLoopResult]: For program point L504-1(line 504) no Hoare annotation was computed. [2020-10-27 22:07:55,422 INFO L277 CegarLoopResult]: At program point L523(lines 498 527) the Hoare annotation is: true [2020-10-27 22:07:55,422 INFO L274 CegarLoopResult]: For program point L519(line 519) no Hoare annotation was computed. [2020-10-27 22:07:55,423 INFO L274 CegarLoopResult]: For program point L608-1(lines 604 615) no Hoare annotation was computed. [2020-10-27 22:07:55,423 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 604 615) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= |old(~waterLevel~0)| ~waterLevel~0) (= 0 ~systemActive~0)) [2020-10-27 22:07:55,423 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 604 615) no Hoare annotation was computed. [2020-10-27 22:07:55,423 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 555 561) no Hoare annotation was computed. [2020-10-27 22:07:55,423 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 555 561) the Hoare annotation is: true [2020-10-27 22:07:55,423 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:07:55,423 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-10-27 22:07:55,423 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 22:07:55,423 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:07:55,423 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 616 627) no Hoare annotation was computed. [2020-10-27 22:07:55,423 INFO L274 CegarLoopResult]: For program point L620-1(lines 616 627) no Hoare annotation was computed. [2020-10-27 22:07:55,424 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 616 627) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (<= 0 ~pumpRunning~0))) (.cse2 (= 0 ~systemActive~0)) (.cse4 (not (<= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2) (or .cse0 .cse1 .cse3 .cse4) (or .cse1 .cse3 (not .cse2) .cse4))) [2020-10-27 22:07:55,424 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 42 49) no Hoare annotation was computed. [2020-10-27 22:07:55,424 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-27 22:07:55,424 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 42 49) the Hoare annotation is: true [2020-10-27 22:07:55,424 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 42 49) no Hoare annotation was computed. [2020-10-27 22:07:55,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 10:07:55 BoogieIcfgContainer [2020-10-27 22:07:55,459 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 22:07:55,461 INFO L168 Benchmark]: Toolchain (without parser) took 163686.27 ms. Allocated memory was 159.4 MB in the beginning and 879.8 MB in the end (delta: 720.4 MB). Free memory was 134.4 MB in the beginning and 377.0 MB in the end (delta: -242.6 MB). Peak memory consumption was 547.2 MB. Max. memory is 8.0 GB. [2020-10-27 22:07:55,461 INFO L168 Benchmark]: CDTParser took 1.52 ms. Allocated memory is still 159.4 MB. Free memory is still 130.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 22:07:55,462 INFO L168 Benchmark]: CACSL2BoogieTranslator took 671.95 ms. Allocated memory is still 159.4 MB. Free memory was 133.8 MB in the beginning and 111.9 MB in the end (delta: 21.9 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-27 22:07:55,462 INFO L168 Benchmark]: Boogie Preprocessor took 105.70 ms. Allocated memory is still 159.4 MB. Free memory was 111.9 MB in the beginning and 107.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-27 22:07:55,463 INFO L168 Benchmark]: RCFGBuilder took 1551.86 ms. Allocated memory is still 159.4 MB. Free memory was 107.9 MB in the beginning and 55.6 MB in the end (delta: 52.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 8.0 GB. [2020-10-27 22:07:55,466 INFO L168 Benchmark]: TraceAbstraction took 161329.30 ms. Allocated memory was 159.4 MB in the beginning and 879.8 MB in the end (delta: 720.4 MB). Free memory was 55.1 MB in the beginning and 377.0 MB in the end (delta: -321.9 MB). Peak memory consumption was 466.6 MB. Max. memory is 8.0 GB. [2020-10-27 22:07:55,469 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52 ms. Allocated memory is still 159.4 MB. Free memory is still 130.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 671.95 ms. Allocated memory is still 159.4 MB. Free memory was 133.8 MB in the beginning and 111.9 MB in the end (delta: 21.9 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 105.70 ms. Allocated memory is still 159.4 MB. Free memory was 111.9 MB in the beginning and 107.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1551.86 ms. Allocated memory is still 159.4 MB. Free memory was 107.9 MB in the beginning and 55.6 MB in the end (delta: 52.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 161329.30 ms. Allocated memory was 159.4 MB in the beginning and 879.8 MB in the end (delta: 720.4 MB). Free memory was 55.1 MB in the beginning and 377.0 MB in the end (delta: -321.9 MB). Peak memory consumption was 466.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 393]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 386]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 432]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 439]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: ((((((!(\old(pumpRunning) <= 0) || (((splverifierCounter <= 3 && 0 <= pumpRunning) && pumpRunning <= 0) && methAndRunningLastTime == 0)) || \old(systemActive) == 0) || ((0 == systemActive && 0 <= pumpRunning) && pumpRunning <= 0)) || !(0 <= \old(pumpRunning))) || (((methaneLevelCritical == 0 && splverifierCounter <= 3) && !(0 == systemActive)) && methAndRunningLastTime == 0)) || !(\old(methaneLevelCritical) == 0)) || !(\old(methAndRunningLastTime) == 0) - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: (((((!(\old(pumpRunning) <= 0) || \old(systemActive) == 0) || !(0 <= \old(pumpRunning))) || methaneLevelCritical == 0) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0)) || (0 <= pumpRunning && pumpRunning <= 0) - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: (((!(\old(pumpRunning) <= 0) || !(0 <= \old(pumpRunning))) || methaneLevelCritical == 0) || (0 <= pumpRunning && pumpRunning <= 0)) && ((!(methaneLevelCritical == 0) || pumpRunning == \old(pumpRunning)) || !(0 == systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 255 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 107.7s, OverallIterations: 9, TraceHistogramMax: 6, AutomataDifference: 56.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 53.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1245 SDtfs, 4832 SDslu, 2043 SDs, 0 SdLazy, 9060 SolverSat, 3704 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 26.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 688 GetRequests, 454 SyntacticMatches, 0 SemanticMatches, 234 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1828 ImplicationChecksByTransitivity, 28.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1019occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 9 MinimizatonAttempts, 2003 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 1896 PreInvPairs, 2569 NumberOfFragments, 2065 HoareAnnotationTreeSize, 1896 FomulaSimplifications, 7407571589 FormulaSimplificationTreeSizeReduction, 15.0s HoareSimplificationTime, 66 FomulaSimplificationsInter, 447612151 FormulaSimplificationTreeSizeReductionInter, 38.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 49.0s InterpolantComputationTime, 1172 NumberOfCodeBlocks, 1172 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1163 ConstructedInterpolants, 0 QuantifiedInterpolants, 503647 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 4 PerfectInterpolantSequences, 349/372 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...