/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product33.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:51:14,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:51:14,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:51:14,815 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:51:14,816 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:51:14,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:51:14,825 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:51:14,830 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:51:14,833 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:51:14,840 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:51:14,841 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:51:14,843 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:51:14,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:51:14,846 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:51:14,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:51:14,851 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:51:14,853 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:51:14,856 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:51:14,863 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:51:14,873 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:51:14,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:51:14,880 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:51:14,881 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:51:14,884 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:51:14,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:51:14,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:51:14,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:51:14,912 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:51:14,913 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:51:14,914 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:51:14,915 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:51:14,915 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:51:14,918 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:51:14,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:51:14,920 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:51:14,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:51:14,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:51:14,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:51:14,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:51:14,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:51:14,923 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:51:14,931 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-29 11:51:14,980 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:51:14,980 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:51:14,985 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:51:14,985 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:51:14,985 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:51:14,986 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:51:14,986 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:51:14,986 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:51:14,986 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:51:14,986 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:51:14,988 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:51:14,988 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:51:14,988 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:51:14,988 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:51:14,988 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:51:14,989 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:51:14,989 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:51:14,989 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:51:14,989 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:51:14,989 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:51:14,990 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:51:14,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:51:14,990 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:51:14,990 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:51:14,990 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:51:14,991 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:51:14,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:51:14,991 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:51:14,991 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:51:14,991 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:51:15,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:51:15,492 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:51:15,496 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:51:15,497 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:51:15,498 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:51:15,499 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product33.cil.c [2020-10-29 11:51:15,591 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/10d08325c/4cb3a4bb2dd147f581dbad5e03357fb8/FLAGf5c53b957 [2020-10-29 11:51:16,307 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:51:16,308 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product33.cil.c [2020-10-29 11:51:16,329 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/10d08325c/4cb3a4bb2dd147f581dbad5e03357fb8/FLAGf5c53b957 [2020-10-29 11:51:16,612 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/10d08325c/4cb3a4bb2dd147f581dbad5e03357fb8 [2020-10-29 11:51:16,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:51:16,623 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:51:16,625 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:51:16,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:51:16,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:51:16,634 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:51:16" (1/1) ... [2020-10-29 11:51:16,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e9ec84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:51:16, skipping insertion in model container [2020-10-29 11:51:16,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:51:16" (1/1) ... [2020-10-29 11:51:16,648 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:51:16,725 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:51:17,135 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:51:17,154 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:51:17,301 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:51:17,343 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:51:17,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:51:17 WrapperNode [2020-10-29 11:51:17,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:51:17,346 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:51:17,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:51:17,346 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:51:17,360 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:51:17" (1/1) ... [2020-10-29 11:51:17,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:51:17" (1/1) ... [2020-10-29 11:51:17,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:51:17" (1/1) ... [2020-10-29 11:51:17,380 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:51:17" (1/1) ... [2020-10-29 11:51:17,422 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:51:17" (1/1) ... [2020-10-29 11:51:17,431 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:51:17" (1/1) ... [2020-10-29 11:51:17,437 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:51:17" (1/1) ... [2020-10-29 11:51:17,445 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:51:17,446 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:51:17,446 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:51:17,446 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:51:17,447 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:51:17" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:51:17,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:51:17,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:51:17,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:51:17,538 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:51:17,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:51:17,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:51:17,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:51:17,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:51:17,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:51:17,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:51:17,540 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:51:17,540 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:51:17,540 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:51:17,540 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:51:17,540 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:51:17,541 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:51:17,541 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:51:17,541 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:51:17,541 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:51:17,541 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-29 11:51:17,541 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:51:17,542 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:51:17,542 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:51:17,542 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:51:17,542 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:51:17,542 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:51:17,543 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:51:17,543 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:51:17,543 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:51:17,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:51:17,543 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:51:17,543 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:51:17,544 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:51:17,544 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:51:17,544 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:51:17,544 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:51:17,544 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-29 11:51:17,544 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-29 11:51:17,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-29 11:51:17,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-29 11:51:17,545 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:51:17,545 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:51:17,545 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:51:17,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:51:17,545 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:51:17,546 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:51:17,546 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:51:17,546 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:51:17,546 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:51:17,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:51:17,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:51:17,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:51:17,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:51:17,547 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:51:17,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:51:17,547 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:51:17,548 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:51:17,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:51:17,548 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:51:17,548 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:51:17,548 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:51:17,549 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:51:17,549 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:51:17,549 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:51:17,549 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:51:17,549 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:51:17,549 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:51:17,550 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:51:17,550 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:51:17,550 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-29 11:51:17,550 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:51:17,550 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:51:17,551 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:51:17,551 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:51:17,551 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-29 11:51:17,551 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-29 11:51:17,551 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:51:17,551 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:51:17,552 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-29 11:51:17,552 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:51:17,552 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:51:17,552 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:51:17,552 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:51:17,552 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:51:17,553 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:51:17,553 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:51:17,553 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-29 11:51:17,553 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:51:17,553 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:51:17,554 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:51:17,554 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:51:17,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:51:17,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:51:17,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:51:18,830 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:51:18,830 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:51:18,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:51:18 BoogieIcfgContainer [2020-10-29 11:51:18,833 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:51:18,835 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:51:18,835 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:51:18,839 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:51:18,839 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:51:16" (1/3) ... [2020-10-29 11:51:18,840 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32e4c013 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:51:18, skipping insertion in model container [2020-10-29 11:51:18,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:51:17" (2/3) ... [2020-10-29 11:51:18,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32e4c013 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:51:18, skipping insertion in model container [2020-10-29 11:51:18,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:51:18" (3/3) ... [2020-10-29 11:51:18,843 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product33.cil.c [2020-10-29 11:51:18,855 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:51:18,862 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:51:18,876 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:51:18,924 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:51:18,925 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:51:18,925 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:51:18,925 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:51:18,925 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:51:18,925 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:51:18,925 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:51:18,926 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:51:18,950 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states. [2020-10-29 11:51:18,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-29 11:51:18,961 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:51:18,962 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:51:18,962 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:51:18,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:51:18,970 INFO L82 PathProgramCache]: Analyzing trace with hash -1648934170, now seen corresponding path program 1 times [2020-10-29 11:51:18,980 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:51:18,981 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [866949525] [2020-10-29 11:51:18,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:51:19,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:19,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:19,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:19,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:20,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:21,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:23,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:23,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-29 11:51:23,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:51:23,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4164 [2020-10-29 11:51:23,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:23,439 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:23,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:23,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:51:23,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-29 11:51:23,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 12 [2020-10-29 11:51:23,900 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:51:23,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:51:23,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:23,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:24,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:24,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:24,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:24,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 119 [2020-10-29 11:51:24,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:24,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:24,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:24,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:24,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:51:24,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:24,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:51:24,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:24,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:24,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:24,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:51:24,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:24,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:51:24,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:24,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:24,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:24,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:24,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:51:24,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:24,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:51:24,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:24,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:24,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:24,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:51:24,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:24,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:51:24,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:24,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:24,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:24,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:24,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:51:24,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:24,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:51:24,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:24,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:24,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:24,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:24,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:24,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:51:24,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:24,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:24,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:24,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:24,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:51:24,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:24,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:51:24,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:24,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:24,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:24,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:51:24,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:24,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:51:24,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:24,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:24,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:24,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:24,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:51:24,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:24,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:51:24,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:24,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:24,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:24,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:24,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:24,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:51:24,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:24,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:24,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:24,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:24,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:51:24,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:51:24,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:51:24,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:24,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:24,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:24,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:51:24,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:24,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 11:51:24,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:24,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:24,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:24,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:24,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:51:24,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:51:24,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:51:24,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:24,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:24,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:24,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:24,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:24,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:51:24,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:24,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:24,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:24,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:24,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:24,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:51:24,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 11:51:24,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:24,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:24,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:24,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:24,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:24,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:51:24,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:24,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:24,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:24,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:51:24,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:24,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-29 11:51:24,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-29 11:51:24,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:24,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:24,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:24,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:24,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:24,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:51:24,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:24,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:24,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:24,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:51:24,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:24,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 11:51:24,271 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-29 11:51:24,272 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [866949525] [2020-10-29 11:51:24,275 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:51:24,276 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-29 11:51:24,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629262937] [2020-10-29 11:51:24,286 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 11:51:24,286 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:51:24,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 11:51:24,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:51:24,308 INFO L87 Difference]: Start difference. First operand 162 states. Second operand 5 states. [2020-10-29 11:51:24,839 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:51:25,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:51:25,976 INFO L93 Difference]: Finished difference Result 260 states and 338 transitions. [2020-10-29 11:51:25,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-29 11:51:25,977 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-10-29 11:51:25,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:51:25,989 INFO L225 Difference]: With dead ends: 260 [2020-10-29 11:51:25,989 INFO L226 Difference]: Without dead ends: 142 [2020-10-29 11:51:25,993 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-29 11:51:26,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-10-29 11:51:26,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 116. [2020-10-29 11:51:26,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-10-29 11:51:26,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 135 transitions. [2020-10-29 11:51:26,141 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 135 transitions. Word has length 60 [2020-10-29 11:51:26,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:51:26,141 INFO L481 AbstractCegarLoop]: Abstraction has 116 states and 135 transitions. [2020-10-29 11:51:26,141 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 11:51:26,141 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 135 transitions. [2020-10-29 11:51:26,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-10-29 11:51:26,145 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:51:26,146 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] [2020-10-29 11:51:26,146 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:51:26,146 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:51:26,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:51:26,147 INFO L82 PathProgramCache]: Analyzing trace with hash 1852851709, now seen corresponding path program 1 times [2020-10-29 11:51:26,147 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:51:26,148 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2094696047] [2020-10-29 11:51:26,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:51:26,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:26,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:26,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:26,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:27,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:28,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:28,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:29,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:29,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-29 11:51:29,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 11:51:29,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3515 [2020-10-29 11:51:29,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:29,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:29,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 11:51:29,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:51:29,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-10-29 11:51:29,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:30,136 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:51:30,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:51:30,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:30,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:30,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:30,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:30,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:30,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-29 11:51:30,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:30,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:30,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:30,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:30,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:51:30,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:30,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:51:30,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:30,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:30,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:30,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:51:30,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:30,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:30,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:30,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:30,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:30,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:30,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:51:30,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:30,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:51:30,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:30,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:30,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:30,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:51:30,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:30,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:30,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:30,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:30,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:30,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:30,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:51:30,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 11:51:30,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:51:30,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:30,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:30,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:30,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:30,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:30,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:51:30,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:30,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:30,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:30,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:30,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:51:30,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:30,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:51:30,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:30,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:30,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:30,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:51:30,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:30,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:51:30,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:30,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:30,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:30,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:30,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:51:30,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:30,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:51:30,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:30,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:30,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:30,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:30,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:30,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:51:30,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:30,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:30,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:30,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:30,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:51:30,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:30,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:51:30,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:30,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:30,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:30,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:51:30,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:30,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:51:30,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:30,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:30,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:30,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:30,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:51:30,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:30,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:51:30,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:30,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:30,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:30,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:30,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:30,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:30,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:30,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:30,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:30,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:30,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:30,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:30,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 11:51:30,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:30,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:30,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:30,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:51:30,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:30,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:51:30,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:30,352 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:30,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:51:30,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:51:30,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:51:30,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:30,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:51:30,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:30,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:30,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:30,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:51:30,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:30,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:30,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:30,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:30,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:30,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:30,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:51:30,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:30,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-29 11:51:30,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:30,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:30,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:30,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:30,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:30,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:51:30,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:30,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:30,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:30,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:51:30,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:30,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:51:30,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-29 11:51:30,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:30,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:30,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:30,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:30,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:30,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:30,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:30,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:30,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:30,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:51:30,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:30,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:30,425 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-29 11:51:30,426 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2094696047] [2020-10-29 11:51:30,426 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:51:30,426 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:51:30,427 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669319247] [2020-10-29 11:51:30,430 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:51:30,431 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:51:30,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:51:30,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:51:30,432 INFO L87 Difference]: Start difference. First operand 116 states and 135 transitions. Second operand 8 states. [2020-10-29 11:51:30,984 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:51:32,949 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:51:33,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:51:33,645 INFO L93 Difference]: Finished difference Result 349 states and 454 transitions. [2020-10-29 11:51:33,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-29 11:51:33,648 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 73 [2020-10-29 11:51:33,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:51:33,655 INFO L225 Difference]: With dead ends: 349 [2020-10-29 11:51:33,655 INFO L226 Difference]: Without dead ends: 261 [2020-10-29 11:51:33,660 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:51:33,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2020-10-29 11:51:33,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 209. [2020-10-29 11:51:33,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 209 states. [2020-10-29 11:51:33,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 252 transitions. [2020-10-29 11:51:33,746 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 252 transitions. Word has length 73 [2020-10-29 11:51:33,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:51:33,747 INFO L481 AbstractCegarLoop]: Abstraction has 209 states and 252 transitions. [2020-10-29 11:51:33,747 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:51:33,747 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 252 transitions. [2020-10-29 11:51:33,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-10-29 11:51:33,751 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:51:33,751 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] [2020-10-29 11:51:33,751 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:51:33,752 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:51:33,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:51:33,752 INFO L82 PathProgramCache]: Analyzing trace with hash 619425353, now seen corresponding path program 1 times [2020-10-29 11:51:33,753 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:51:33,753 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [352168950] [2020-10-29 11:51:33,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:51:33,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:33,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:34,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:34,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:34,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:37,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:37,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-29 11:51:37,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:51:37,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3791 [2020-10-29 11:51:37,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:37,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:37,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:51:37,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:51:37,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 118 [2020-10-29 11:51:37,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:37,989 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:51:37,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:51:38,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:38,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:38,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:38,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:38,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:38,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-29 11:51:38,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:38,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:38,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:38,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:38,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:51:38,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:38,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:51:38,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:38,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:38,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:38,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:51:38,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:38,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:38,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:38,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:38,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:38,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:38,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:51:38,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:38,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:51:38,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:38,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:38,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:38,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:51:38,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:38,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:38,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:38,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:38,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:38,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:38,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:51:38,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:38,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:51:38,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:38,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:38,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:38,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:38,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:38,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:38,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:38,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:38,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:38,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:38,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:51:38,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:38,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:51:38,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:38,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:38,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:38,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:51:38,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:38,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:38,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:38,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:38,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:38,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:38,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:51:38,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:38,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:51:38,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:38,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:38,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:38,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:38,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:38,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:38,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:38,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:38,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:38,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:38,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:51:38,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:38,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:51:38,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:38,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:38,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:38,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:51:38,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:38,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:51:38,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:38,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:38,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:38,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:38,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:51:38,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:38,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:51:38,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:38,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:38,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:38,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:38,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:38,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:51:38,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:38,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:38,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:38,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:38,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:38,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:38,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 11:51:38,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:38,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:38,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:38,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:38,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 11:51:38,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:51:38,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 11:51:38,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:38,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:38,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:51:38,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:51:38,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-29 11:51:38,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:38,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:51:38,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:38,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:38,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:38,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:51:38,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:38,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:51:38,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:38,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:38,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:38,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:38,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 11:51:38,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:38,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:51:38,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:38,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:38,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:38,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:51:38,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:38,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:38,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:38,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:38,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:38,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:38,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:38,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:38,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:51:38,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:38,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:38,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:38,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:51:38,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:38,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:51:38,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:38,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:38,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:38,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:38,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:51:38,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:38,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-29 11:51:38,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:38,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:38,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:38,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:38,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:38,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:38,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:38,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:38,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:38,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:38,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:51:38,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:38,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-29 11:51:38,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:38,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:38,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:38,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:38,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:38,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:51:38,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:38,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:38,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:51:38,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:38,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:51:38,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:38,308 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-29 11:51:38,308 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [352168950] [2020-10-29 11:51:38,308 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:51:38,309 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:51:38,309 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633877103] [2020-10-29 11:51:38,309 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:51:38,310 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:51:38,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:51:38,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:51:38,311 INFO L87 Difference]: Start difference. First operand 209 states and 252 transitions. Second operand 10 states. [2020-10-29 11:51:38,892 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:51:39,832 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:51:40,838 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:51:41,377 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:51:42,042 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:51:42,462 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:51:42,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:51:42,886 INFO L93 Difference]: Finished difference Result 439 states and 563 transitions. [2020-10-29 11:51:42,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-29 11:51:42,887 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 87 [2020-10-29 11:51:42,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:51:42,895 INFO L225 Difference]: With dead ends: 439 [2020-10-29 11:51:42,895 INFO L226 Difference]: Without dead ends: 258 [2020-10-29 11:51:42,897 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=105, Invalid=237, Unknown=0, NotChecked=0, Total=342 [2020-10-29 11:51:42,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2020-10-29 11:51:42,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 208. [2020-10-29 11:51:42,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 208 states. [2020-10-29 11:51:42,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 249 transitions. [2020-10-29 11:51:42,962 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 249 transitions. Word has length 87 [2020-10-29 11:51:42,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:51:42,963 INFO L481 AbstractCegarLoop]: Abstraction has 208 states and 249 transitions. [2020-10-29 11:51:42,963 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:51:42,963 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 249 transitions. [2020-10-29 11:51:42,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-10-29 11:51:42,965 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:51:42,966 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] [2020-10-29 11:51:42,966 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:51:42,966 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:51:42,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:51:42,967 INFO L82 PathProgramCache]: Analyzing trace with hash 166037994, now seen corresponding path program 1 times [2020-10-29 11:51:42,967 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:51:42,967 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1883461798] [2020-10-29 11:51:42,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:51:42,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:43,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:43,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:43,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-29 11:51:43,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:43,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 337 [2020-10-29 11:51:43,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:43,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:43,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:51:43,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 90 [2020-10-29 11:51:43,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:51:43,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:43,695 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:51:43,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:51:43,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:43,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:43,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:43,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:43,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:43,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-29 11:51:43,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:43,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:43,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:43,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:43,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:43,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:43,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:51:43,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:43,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:43,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:43,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:51:43,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:43,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:51:43,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:43,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:43,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:43,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:43,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:43,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:43,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:51:43,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:43,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:43,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:43,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:51:43,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:43,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:51:43,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:43,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:43,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:43,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:43,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:43,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:43,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:51:43,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:43,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:43,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:43,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:43,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:43,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:43,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:43,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:43,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:43,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:43,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:43,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:43,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:51:43,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:43,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:43,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:43,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:51:43,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:43,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:51:43,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:43,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:43,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:43,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:43,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:43,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:43,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:51:43,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:43,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:43,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:43,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:43,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:43,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:43,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:43,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:43,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:43,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:43,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:43,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:43,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:51:43,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:43,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:43,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:43,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:51:43,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:43,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:51:43,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:43,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:43,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:43,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:43,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:43,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:43,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:51:43,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:43,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:43,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:43,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:43,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:43,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:51:43,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:43,790 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:43,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:43,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:43,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:43,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:43,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 11:51:43,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:43,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:43,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:43,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:51:43,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:43,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 11:51:43,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:43,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:43,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:51:43,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-29 11:51:43,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:51:43,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:43,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:51:43,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:43,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:43,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:43,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:51:43,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:43,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 11:51:43,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:43,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:43,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:51:43,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:43,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:51:43,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:43,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:51:43,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:43,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:43,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:43,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:51:43,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:43,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:43,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:43,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:43,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:43,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:43,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:43,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:43,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:51:43,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:43,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:43,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:43,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:43,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:43,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:43,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:43,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:43,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:43,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:51:43,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:43,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:43,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-29 11:51:43,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:43,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:43,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:43,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:43,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:43,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:43,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:43,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:43,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:43,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:51:43,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:43,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:43,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-29 11:51:43,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:43,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:43,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:43,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:43,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:43,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:43,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:43,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:43,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:43,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:51:43,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:43,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:43,937 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-29 11:51:43,937 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1883461798] [2020-10-29 11:51:43,937 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:51:43,937 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 11:51:43,938 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455169317] [2020-10-29 11:51:43,938 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:51:43,939 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:51:43,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:51:43,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:51:43,940 INFO L87 Difference]: Start difference. First operand 208 states and 249 transitions. Second operand 9 states. [2020-10-29 11:51:45,413 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:51:45,844 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-29 11:51:46,271 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:51:46,687 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:51:47,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:51:47,558 INFO L93 Difference]: Finished difference Result 437 states and 559 transitions. [2020-10-29 11:51:47,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 11:51:47,560 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 88 [2020-10-29 11:51:47,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:51:47,563 INFO L225 Difference]: With dead ends: 437 [2020-10-29 11:51:47,563 INFO L226 Difference]: Without dead ends: 257 [2020-10-29 11:51:47,565 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-29 11:51:47,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2020-10-29 11:51:47,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 213. [2020-10-29 11:51:47,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2020-10-29 11:51:47,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 254 transitions. [2020-10-29 11:51:47,621 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 254 transitions. Word has length 88 [2020-10-29 11:51:47,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:51:47,622 INFO L481 AbstractCegarLoop]: Abstraction has 213 states and 254 transitions. [2020-10-29 11:51:47,622 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:51:47,622 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 254 transitions. [2020-10-29 11:51:47,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-10-29 11:51:47,623 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:51:47,624 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] [2020-10-29 11:51:47,624 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 11:51:47,627 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:51:47,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:51:47,628 INFO L82 PathProgramCache]: Analyzing trace with hash 188670248, now seen corresponding path program 1 times [2020-10-29 11:51:47,628 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:51:47,628 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1641754836] [2020-10-29 11:51:47,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:51:47,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:47,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:47,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:47,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-29 11:51:47,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:47,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 304 [2020-10-29 11:51:47,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:47,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:47,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:51:47,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 86 [2020-10-29 11:51:47,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:51:47,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:48,346 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:51:48,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:51:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:48,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:48,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:48,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:48,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:48,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 11:51:48,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:48,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:48,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:48,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:48,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:48,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:48,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:51:48,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:48,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:48,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:48,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:51:48,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:48,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:48,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:48,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:48,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:48,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:48,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:48,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:48,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:51:48,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:48,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:48,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:48,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:51:48,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:48,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:51:48,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:48,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:48,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:48,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:48,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:48,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:48,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:51:48,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:48,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:48,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:48,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:48,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:48,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:48,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:48,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:48,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:48,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:48,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:48,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:48,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:51:48,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:48,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:48,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:48,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:51:48,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:48,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:51:48,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:48,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:48,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:48,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:48,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:48,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:48,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:51:48,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:48,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:48,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:48,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:48,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:48,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:48,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:48,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:48,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:48,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:48,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:48,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:48,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:51:48,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:48,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:48,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:48,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:51:48,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:48,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:51:48,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:48,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:48,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:48,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:48,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:48,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:48,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:51:48,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:48,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:48,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:48,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:48,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:48,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:48,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:48,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:48,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:48,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:48,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:48,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:48,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 11:51:48,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:48,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:48,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:48,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:51:48,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:48,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 11:51:48,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:48,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:48,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:51:48,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 11:51:48,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:51:48,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:48,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:51:48,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:48,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:48,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:48,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:51:48,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:48,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:51:48,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:48,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:48,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:51:48,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 11:51:48,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:51:48,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:48,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:51:48,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:48,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:48,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:48,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:51:48,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:48,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:51:48,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:48,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:48,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:51:48,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:48,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:51:48,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:48,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:51:48,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:48,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:48,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:48,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:48,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:48,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:48,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:48,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:48,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:48,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:51:48,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:48,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:48,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-29 11:51:48,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:48,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:48,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:48,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:48,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:48,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:48,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:48,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:48,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:48,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:51:48,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:48,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:48,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-29 11:51:48,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:48,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:48,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:48,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:48,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:48,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:48,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:48,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:48,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:48,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:51:48,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:48,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:48,618 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-29 11:51:48,618 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1641754836] [2020-10-29 11:51:48,619 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:51:48,619 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:51:48,619 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628724812] [2020-10-29 11:51:48,620 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:51:48,620 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:51:48,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:51:48,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:51:48,621 INFO L87 Difference]: Start difference. First operand 213 states and 254 transitions. Second operand 8 states. [2020-10-29 11:51:49,769 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:51:50,194 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:51:50,610 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:51:51,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:51:51,441 INFO L93 Difference]: Finished difference Result 449 states and 583 transitions. [2020-10-29 11:51:51,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 11:51:51,442 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 88 [2020-10-29 11:51:51,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:51:51,445 INFO L225 Difference]: With dead ends: 449 [2020-10-29 11:51:51,445 INFO L226 Difference]: Without dead ends: 264 [2020-10-29 11:51:51,447 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-29 11:51:51,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2020-10-29 11:51:51,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 217. [2020-10-29 11:51:51,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2020-10-29 11:51:51,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 258 transitions. [2020-10-29 11:51:51,518 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 258 transitions. Word has length 88 [2020-10-29 11:51:51,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:51:51,518 INFO L481 AbstractCegarLoop]: Abstraction has 217 states and 258 transitions. [2020-10-29 11:51:51,519 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:51:51,519 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 258 transitions. [2020-10-29 11:51:51,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-10-29 11:51:51,523 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:51:51,523 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] [2020-10-29 11:51:51,524 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 11:51:51,524 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:51:51,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:51:51,524 INFO L82 PathProgramCache]: Analyzing trace with hash 1214162247, now seen corresponding path program 1 times [2020-10-29 11:51:51,525 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:51:51,525 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [467937883] [2020-10-29 11:51:51,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:51:51,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:51,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:52,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:52,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-29 11:51:52,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:52,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 674 [2020-10-29 11:51:52,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:52,229 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:52,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 11:51:52,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:51:52,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-29 11:51:52,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:52,624 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:51:52,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:51:52,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:52,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:52,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:52,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:52,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:52,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-29 11:51:52,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:52,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:52,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:52,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:52,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:51:52,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:52,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:51:52,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:52,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:52,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:52,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:51:52,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:52,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:52,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:52,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:52,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:52,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:52,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:51:52,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:52,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:51:52,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:52,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:52,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:52,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:51:52,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:52,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:52,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:52,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:52,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:52,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:52,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:51:52,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:52,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:51:52,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:52,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:52,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:52,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:52,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:52,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:52,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:52,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:52,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:52,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:52,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:51:52,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:52,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:51:52,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:52,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:52,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:52,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:51:52,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:52,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:52,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:52,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:52,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:52,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:52,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:51:52,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:52,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:51:52,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:52,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:52,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:52,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:52,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:52,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:52,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:52,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:52,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:52,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:52,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:51:52,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:52,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:51:52,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:52,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:52,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:52,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:51:52,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:52,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:51:52,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:52,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:52,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:52,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:52,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:51:52,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:52,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:51:52,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:52,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:52,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:52,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:52,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:52,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:52,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:52,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:52,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:52,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:52,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:52,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:52,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 11:51:52,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:52,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:52,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:52,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:51:52,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:52,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:51:52,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:52,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:52,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:52,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 11:51:52,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 11:51:52,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:52,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:51:52,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:52,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:52,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:52,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:51:52,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:52,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:51:52,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:52,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:52,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:52,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:52,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:51:52,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:52,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:51:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:52,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:52,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:52,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:51:52,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:52,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:51:52,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:52,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:52,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:52,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:52,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 11:51:52,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:52,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:51:52,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:52,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:52,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:52,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:52,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:52,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:52,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:52,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:52,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:52,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:52,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:51:52,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:52,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-29 11:51:52,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:52,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:52,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:52,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:52,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:52,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:52,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:52,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:52,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:52,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:51:52,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:52,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:52,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-29 11:51:52,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:52,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:52,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:52,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:52,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:52,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:52,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:52,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:52,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:52,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:51:52,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:52,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:52,893 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-29 11:51:52,893 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [467937883] [2020-10-29 11:51:52,894 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:51:52,894 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-29 11:51:52,894 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587156162] [2020-10-29 11:51:52,894 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 11:51:52,895 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:51:52,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 11:51:52,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-29 11:51:52,895 INFO L87 Difference]: Start difference. First operand 217 states and 258 transitions. Second operand 7 states. [2020-10-29 11:51:53,467 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:51:54,352 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:51:56,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:51:56,707 INFO L93 Difference]: Finished difference Result 640 states and 847 transitions. [2020-10-29 11:51:56,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-29 11:51:56,711 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 88 [2020-10-29 11:51:56,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:51:56,715 INFO L225 Difference]: With dead ends: 640 [2020-10-29 11:51:56,715 INFO L226 Difference]: Without dead ends: 441 [2020-10-29 11:51:56,717 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 35 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:51:56,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2020-10-29 11:51:56,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 391. [2020-10-29 11:51:56,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 391 states. [2020-10-29 11:51:56,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 391 states and 482 transitions. [2020-10-29 11:51:56,822 INFO L78 Accepts]: Start accepts. Automaton has 391 states and 482 transitions. Word has length 88 [2020-10-29 11:51:56,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:51:56,822 INFO L481 AbstractCegarLoop]: Abstraction has 391 states and 482 transitions. [2020-10-29 11:51:56,822 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 11:51:56,823 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 482 transitions. [2020-10-29 11:51:56,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-10-29 11:51:56,824 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:51:56,824 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] [2020-10-29 11:51:56,825 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 11:51:56,825 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:51:56,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:51:56,825 INFO L82 PathProgramCache]: Analyzing trace with hash -1705432351, now seen corresponding path program 1 times [2020-10-29 11:51:56,826 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:51:56,826 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [713488850] [2020-10-29 11:51:56,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:51:56,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:56,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:57,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:58,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:58,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 138 [2020-10-29 11:51:58,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:51:58,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1593 [2020-10-29 11:51:58,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:58,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:58,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-29 11:51:58,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:51:58,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 117 [2020-10-29 11:51:58,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:58,953 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:51:58,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:51:58,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:59,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:59,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:59,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:59,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:59,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-10-29 11:51:59,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:59,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:59,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:59,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:59,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:51:59,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:59,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:51:59,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:59,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:59,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:59,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:51:59,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:59,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:59,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:59,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:59,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:59,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:59,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:51:59,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:59,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:51:59,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:59,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:59,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:59,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:51:59,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:59,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:59,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:59,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:59,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:59,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:59,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:51:59,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:59,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:51:59,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:59,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:59,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:59,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:59,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:59,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:59,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:59,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:59,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:59,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:59,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:51:59,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:59,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:51:59,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:59,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:59,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:59,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:51:59,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:59,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:51:59,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:59,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:59,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:59,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:59,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:51:59,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:59,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:51:59,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:59,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:59,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:59,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:59,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:59,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:51:59,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:59,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:59,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:59,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:59,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:51:59,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:59,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:51:59,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:59,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:59,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:59,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:59,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:59,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:51:59,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:59,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:59,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:51:59,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:51:59,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 11:51:59,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:59,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-29 11:51:59,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:59,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:59,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:59,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:51:59,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:59,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:51:59,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:59,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:59,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:59,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:59,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:51:59,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:59,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:51:59,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:59,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:59,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:59,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:59,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:59,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:51:59,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:59,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:59,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:59,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:59,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:59,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:59,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-29 11:51:59,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:59,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:59,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:59,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:51:59,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:59,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 11:51:59,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:59,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:59,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:51:59,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:59,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-29 11:51:59,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:59,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:51:59,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:59,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:59,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:59,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:51:59,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:59,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:51:59,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:59,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:59,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:59,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:59,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:59,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:59,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:51:59,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:59,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:59,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:59,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:51:59,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:59,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:59,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:59,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:59,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:59,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:59,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:59,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:51:59,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:51:59,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:59,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:59,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:59,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:59,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:59,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:59,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:59,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:59,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:59,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:59,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:59,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:59,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-29 11:51:59,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:59,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:59,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:59,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:59,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:59,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:51:59,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:59,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:59,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:51:59,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:51:59,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:51:59,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:59,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-29 11:51:59,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:51:59,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:51:59,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:51:59,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:51:59,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:51:59,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:51:59,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:51:59,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:51:59,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:51:59,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:51:59,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:51:59,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:51:59,320 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-29 11:51:59,320 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [713488850] [2020-10-29 11:51:59,321 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:51:59,321 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-29 11:51:59,321 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698512193] [2020-10-29 11:51:59,322 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 11:51:59,323 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:51:59,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 11:51:59,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-10-29 11:51:59,329 INFO L87 Difference]: Start difference. First operand 391 states and 482 transitions. Second operand 12 states. [2020-10-29 11:52:00,228 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:52:01,110 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:52:02,447 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:52:02,965 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:52:03,395 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:52:03,871 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:52:04,348 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:52:05,783 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:52:06,222 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:52:07,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:52:07,776 INFO L93 Difference]: Finished difference Result 1143 states and 1527 transitions. [2020-10-29 11:52:07,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-29 11:52:07,780 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 92 [2020-10-29 11:52:07,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:52:07,787 INFO L225 Difference]: With dead ends: 1143 [2020-10-29 11:52:07,787 INFO L226 Difference]: Without dead ends: 831 [2020-10-29 11:52:07,791 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 335 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=277, Invalid=1055, Unknown=0, NotChecked=0, Total=1332 [2020-10-29 11:52:07,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 831 states. [2020-10-29 11:52:07,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 831 to 665. [2020-10-29 11:52:07,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 665 states. [2020-10-29 11:52:07,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 811 transitions. [2020-10-29 11:52:07,961 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 811 transitions. Word has length 92 [2020-10-29 11:52:07,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:52:07,962 INFO L481 AbstractCegarLoop]: Abstraction has 665 states and 811 transitions. [2020-10-29 11:52:07,962 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 11:52:07,962 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 811 transitions. [2020-10-29 11:52:07,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-10-29 11:52:07,964 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:52:07,964 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:52:07,965 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 11:52:07,965 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:52:07,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:52:07,965 INFO L82 PathProgramCache]: Analyzing trace with hash -1750440586, now seen corresponding path program 1 times [2020-10-29 11:52:07,966 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:52:07,966 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1358201609] [2020-10-29 11:52:07,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:52:07,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:08,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:08,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:08,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:08,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:08,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:09,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:12,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:12,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 195 [2020-10-29 11:52:12,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 11:52:12,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4297 [2020-10-29 11:52:12,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:12,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:12,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:52:12,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-29 11:52:12,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-29 11:52:12,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:12,747 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:52:12,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:52:12,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:12,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:12,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:12,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:52:12,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:12,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 11:52:12,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:12,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:12,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:12,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:12,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:12,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:12,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:52:12,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:12,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:12,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:12,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:52:12,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:12,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:52:12,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:12,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:12,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:12,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:12,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:12,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:12,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:52:12,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:12,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:12,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:12,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:52:12,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:12,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:52:12,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:12,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:12,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:12,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:12,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:12,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:12,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:52:12,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:12,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:12,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:12,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:52:12,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:12,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:52:12,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:12,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:12,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:12,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:12,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:12,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:12,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:52:12,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:12,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:12,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:12,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:52:12,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:12,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:52:12,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:12,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:12,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:12,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:12,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:12,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:12,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:52:12,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:12,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:12,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:12,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:52:12,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:12,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:52:12,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:12,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:12,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:12,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:12,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:12,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:12,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:52:12,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:12,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:12,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:12,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:52:12,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:12,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:52:12,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:12,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:12,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:52:12,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:12,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:52:12,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:12,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:52:12,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:12,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:12,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:12,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 66 [2020-10-29 11:52:12,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:12,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 11:52:12,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:12,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:12,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:52:12,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:12,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-29 11:52:12,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:12,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:52:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:12,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:12,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:12,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:52:12,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:12,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:52:12,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:12,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:12,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:12,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:12,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:12,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:12,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:52:12,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:12,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:12,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:12,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:52:12,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:12,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:52:12,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:12,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:12,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:12,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:12,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:12,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:12,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:52:12,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:12,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:12,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:12,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:52:12,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:12,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:52:12,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:12,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:12,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:12,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:12,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:12,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:12,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:52:12,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:12,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:12,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:12,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:52:12,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:12,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:52:12,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:12,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:12,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:12,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:12,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:12,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:12,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:52:12,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:12,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:12,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:12,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:52:12,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:12,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:52:12,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:12,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:12,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:12,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:12,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:12,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:12,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:52:12,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:12,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:12,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:12,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:52:12,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:12,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:52:12,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:12,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:12,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:12,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:12,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:12,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:12,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 11:52:12,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:12,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:12,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:12,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:52:12,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:12,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:52:12,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:12,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:12,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:12,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:12,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:12,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:12,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:52:12,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:12,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:12,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:12,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:52:12,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:12,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:52:12,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:12,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:12,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:12,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:12,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:12,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:12,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 11:52:12,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:12,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:12,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:12,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:52:12,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:12,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:52:12,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:12,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:12,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:12,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 11:52:12,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:12,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:12,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:52:12,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:12,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:12,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:12,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:52:12,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:12,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:52:12,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:12,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:12,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:12,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:12,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:12,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:12,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-29 11:52:12,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:12,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:12,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:12,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:52:12,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:12,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:52:12,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:12,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:12,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:12,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:52:12,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:12,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:12,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-29 11:52:12,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:12,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:12,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:12,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:52:12,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:12,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:52:12,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:12,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:12,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:12,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 11:52:12,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:12,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:12,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:52:12,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:12,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:12,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:12,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:52:12,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:12,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:52:12,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:12,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:12,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:12,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:12,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:12,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:12,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-29 11:52:12,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:12,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:12,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:12,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:52:12,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:12,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:52:12,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:12,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:12,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:12,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:52:12,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:12,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:12,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-29 11:52:12,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:12,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:12,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:12,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:52:12,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:12,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:52:12,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:12,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:12,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:12,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:52:12,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:12,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:13,028 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-29 11:52:13,029 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1358201609] [2020-10-29 11:52:13,029 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:52:13,030 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:52:13,031 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070998446] [2020-10-29 11:52:13,031 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:52:13,031 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:52:13,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:52:13,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:52:13,032 INFO L87 Difference]: Start difference. First operand 665 states and 811 transitions. Second operand 8 states. [2020-10-29 11:52:13,782 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:52:15,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:52:15,036 INFO L93 Difference]: Finished difference Result 1043 states and 1238 transitions. [2020-10-29 11:52:15,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-29 11:52:15,042 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 131 [2020-10-29 11:52:15,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:52:15,047 INFO L225 Difference]: With dead ends: 1043 [2020-10-29 11:52:15,047 INFO L226 Difference]: Without dead ends: 617 [2020-10-29 11:52:15,049 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=84, Invalid=156, Unknown=0, NotChecked=0, Total=240 [2020-10-29 11:52:15,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 617 states. [2020-10-29 11:52:15,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 617 to 581. [2020-10-29 11:52:15,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 581 states. [2020-10-29 11:52:15,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 581 states and 677 transitions. [2020-10-29 11:52:15,179 INFO L78 Accepts]: Start accepts. Automaton has 581 states and 677 transitions. Word has length 131 [2020-10-29 11:52:15,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:52:15,179 INFO L481 AbstractCegarLoop]: Abstraction has 581 states and 677 transitions. [2020-10-29 11:52:15,179 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:52:15,180 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 677 transitions. [2020-10-29 11:52:15,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-29 11:52:15,181 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:52:15,182 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:52:15,182 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-29 11:52:15,182 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:52:15,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:52:15,183 INFO L82 PathProgramCache]: Analyzing trace with hash -1772932701, now seen corresponding path program 1 times [2020-10-29 11:52:15,183 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:52:15,183 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1586826215] [2020-10-29 11:52:15,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:52:15,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:15,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:15,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:15,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:16,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:17,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:17,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 197 [2020-10-29 11:52:17,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:52:17,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1833 [2020-10-29 11:52:17,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:17,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:17,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:52:17,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 105 [2020-10-29 11:52:17,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 85 [2020-10-29 11:52:17,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:17,399 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:52:17,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:52:17,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:17,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:17,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:17,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:52:17,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:17,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 11:52:17,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:17,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:17,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:17,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:17,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:17,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:52:17,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:52:17,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:17,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:17,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:17,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:52:17,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:17,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:52:17,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:17,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:17,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:17,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:17,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:17,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:17,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:52:17,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:17,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:17,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:17,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:52:17,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:17,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:52:17,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:17,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:17,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:17,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:17,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:17,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:52:17,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:52:17,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:17,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:17,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:17,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:52:17,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:17,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:52:17,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:17,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:17,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:17,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:17,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:17,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:17,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:52:17,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:17,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:17,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:17,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:52:17,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:17,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:52:17,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:17,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:17,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:17,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:17,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:17,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:17,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:52:17,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:17,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:17,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:17,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:52:17,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:17,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:52:17,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:17,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:17,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:17,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:17,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:17,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:17,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:52:17,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:17,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:17,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:17,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:52:17,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:17,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:52:17,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:17,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:17,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:17,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:17,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:17,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:17,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:52:17,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:17,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:17,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:17,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 66 [2020-10-29 11:52:17,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:17,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 11:52:17,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:17,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:17,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:52:17,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:17,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 11:52:17,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:17,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:52:17,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:17,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:17,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:17,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:52:17,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:17,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:52:17,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:17,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:17,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:17,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:17,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:17,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:17,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:52:17,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:17,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:17,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:17,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:52:17,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:17,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:52:17,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:17,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:17,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:17,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:17,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:17,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:17,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:52:17,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:17,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:17,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:17,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 11:52:17,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:17,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:52:17,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:17,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:17,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:52:17,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:17,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 11:52:17,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:17,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:52:17,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:17,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:17,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:17,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:52:17,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:17,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:52:17,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:17,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:17,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:17,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:17,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:17,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:17,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:52:17,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:17,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:17,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:17,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:52:17,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:17,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:52:17,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:17,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:17,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:17,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:17,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:17,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:17,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:52:17,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:17,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:17,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:17,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:52:17,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:17,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:52:17,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:17,602 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:17,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:52:17,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:17,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:52:17,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:17,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 11:52:17,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:17,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:17,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:17,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:52:17,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:17,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:52:17,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:17,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:17,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:52:17,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:17,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 11:52:17,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:17,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:52:17,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:17,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:17,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:17,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:52:17,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:17,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:52:17,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:17,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:17,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:17,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:17,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:17,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:17,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-29 11:52:17,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:17,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:17,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:17,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:52:17,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:17,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:52:17,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:17,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:17,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:52:17,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:17,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:52:17,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:17,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:52:17,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:17,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:17,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:17,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:52:17,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:17,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:52:17,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:17,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:17,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:52:17,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:17,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:52:17,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:17,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-29 11:52:17,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:17,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:17,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:17,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:52:17,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:17,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:52:17,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:17,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:17,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:52:17,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:17,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:52:17,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:17,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-29 11:52:17,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:17,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:17,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:17,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:52:17,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:17,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:52:17,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:17,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:17,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:52:17,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:17,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:52:17,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:17,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:52:17,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:17,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:17,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:17,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:52:17,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:17,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:52:17,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:17,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:17,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:52:17,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:17,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:52:17,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:17,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-29 11:52:17,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:17,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:17,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:17,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:52:17,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:17,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:52:17,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:17,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:17,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:52:17,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:17,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:52:17,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:17,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-29 11:52:17,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:52:17,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:52:17,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:52:17,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:52:17,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:52:17,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:52:17,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:52:17,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:52:17,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:52:17,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:52:17,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:52:17,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:52:17,762 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-29 11:52:17,763 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1586826215] [2020-10-29 11:52:17,763 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:52:17,763 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-29 11:52:17,763 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149832501] [2020-10-29 11:52:17,764 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 11:52:17,764 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:52:17,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 11:52:17,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-29 11:52:17,765 INFO L87 Difference]: Start difference. First operand 581 states and 677 transitions. Second operand 12 states. [2020-10-29 11:52:18,413 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:52:19,360 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:52:19,825 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:52:20,661 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:52:21,147 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-29 11:52:22,105 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:52:22,522 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-29 11:52:23,332 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-29 11:52:23,809 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:52:24,510 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:52:25,507 WARN L193 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 210 [2020-10-29 11:52:25,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:52:25,746 INFO L93 Difference]: Finished difference Result 905 states and 1077 transitions. [2020-10-29 11:52:25,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-10-29 11:52:25,746 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 135 [2020-10-29 11:52:25,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:52:25,747 INFO L225 Difference]: With dead ends: 905 [2020-10-29 11:52:25,747 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:52:25,751 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 51 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 259 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=353, Invalid=979, Unknown=0, NotChecked=0, Total=1332 [2020-10-29 11:52:25,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:52:25,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:52:25,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:52:25,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:52:25,752 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 135 [2020-10-29 11:52:25,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:52:25,752 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:52:25,752 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 11:52:25,752 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:52:25,752 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:52:25,752 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-29 11:52:25,754 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:52:27,199 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 249 [2020-10-29 11:52:27,842 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 239 [2020-10-29 11:52:29,186 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 203 [2020-10-29 11:52:29,749 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 239 [2020-10-29 11:52:30,301 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 247 [2020-10-29 11:52:31,566 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 168 DAG size of output: 27 [2020-10-29 11:52:31,890 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-29 11:52:32,178 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 23 [2020-10-29 11:52:32,831 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 27 [2020-10-29 11:52:33,129 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2020-10-29 11:52:33,448 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 29 [2020-10-29 11:52:33,705 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 33 [2020-10-29 11:52:34,039 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 19 [2020-10-29 11:52:34,523 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 30 [2020-10-29 11:52:34,829 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 39 [2020-10-29 11:52:35,111 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-10-29 11:52:35,436 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-10-29 11:52:35,784 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:52:36,083 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-29 11:52:36,388 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 23 [2020-10-29 11:52:36,699 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 23 [2020-10-29 11:52:37,006 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-10-29 11:52:38,550 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 184 DAG size of output: 33 [2020-10-29 11:52:38,869 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 1 [2020-10-29 11:52:40,377 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 175 DAG size of output: 29 [2020-10-29 11:52:40,741 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 17 [2020-10-29 11:52:42,211 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 172 DAG size of output: 28 [2020-10-29 11:52:43,770 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 176 DAG size of output: 28 [2020-10-29 11:52:44,797 WARN L193 SmtUtils]: Spent 990.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 27 [2020-10-29 11:52:45,350 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 14 [2020-10-29 11:52:45,777 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 30 [2020-10-29 11:52:46,171 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 27 [2020-10-29 11:52:46,493 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 23 [2020-10-29 11:52:46,860 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 23 [2020-10-29 11:52:47,175 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 15 [2020-10-29 11:52:48,209 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 168 DAG size of output: 30 [2020-10-29 11:52:48,506 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 20 [2020-10-29 11:52:48,835 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-29 11:52:49,162 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 23 [2020-10-29 11:52:49,533 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2020-10-29 11:52:49,639 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 26 [2020-10-29 11:52:49,953 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 20 [2020-10-29 11:52:50,266 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 23 [2020-10-29 11:52:50,831 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 29 [2020-10-29 11:52:51,127 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 23 [2020-10-29 11:52:51,131 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:52:51,132 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:52:51,132 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:52:51,132 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:52:51,132 INFO L274 CegarLoopResult]: For program point L125(lines 125 129) no Hoare annotation was computed. [2020-10-29 11:52:51,132 INFO L274 CegarLoopResult]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2020-10-29 11:52:51,133 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-29 11:52:51,133 INFO L274 CegarLoopResult]: For program point L119-2(lines 119 140) no Hoare annotation was computed. [2020-10-29 11:52:51,133 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 94 149) no Hoare annotation was computed. [2020-10-29 11:52:51,133 INFO L274 CegarLoopResult]: For program point L141(lines 118 142) no Hoare annotation was computed. [2020-10-29 11:52:51,133 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 94 149) no Hoare annotation was computed. [2020-10-29 11:52:51,133 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 94 149) no Hoare annotation was computed. [2020-10-29 11:52:51,133 INFO L274 CegarLoopResult]: For program point L182(lines 182 186) no Hoare annotation was computed. [2020-10-29 11:52:51,134 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 150 209) no Hoare annotation was computed. [2020-10-29 11:52:51,134 INFO L274 CegarLoopResult]: For program point L182-1(lines 182 186) no Hoare annotation was computed. [2020-10-29 11:52:51,134 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-29 11:52:51,134 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 150 209) no Hoare annotation was computed. [2020-10-29 11:52:51,134 INFO L274 CegarLoopResult]: For program point L176-2(lines 176 201) no Hoare annotation was computed. [2020-10-29 11:52:51,134 INFO L274 CegarLoopResult]: For program point L202(lines 175 203) no Hoare annotation was computed. [2020-10-29 11:52:51,134 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 150 209) no Hoare annotation was computed. [2020-10-29 11:52:51,134 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-29 11:52:51,134 INFO L274 CegarLoopResult]: For program point L195-1(line 195) no Hoare annotation was computed. [2020-10-29 11:52:51,135 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 663 669) the Hoare annotation is: true [2020-10-29 11:52:51,135 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 663 669) no Hoare annotation was computed. [2020-10-29 11:52:51,135 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 670 678) no Hoare annotation was computed. [2020-10-29 11:52:51,135 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 670 678) the Hoare annotation is: true [2020-10-29 11:52:51,135 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 670 678) no Hoare annotation was computed. [2020-10-29 11:52:51,135 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 883 890) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-10-29 11:52:51,135 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 883 890) no Hoare annotation was computed. [2020-10-29 11:52:51,135 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 883 890) no Hoare annotation was computed. [2020-10-29 11:52:51,135 INFO L274 CegarLoopResult]: For program point L896(line 896) no Hoare annotation was computed. [2020-10-29 11:52:51,136 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 891 900) the Hoare annotation is: (let ((.cse1 (not (= ~pumpRunning~0 1))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse4 (not (<= 2 ~waterLevel~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse5 (not (= ~pumpRunning~0 0))) (.cse2 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (and (or .cse0 .cse1 .cse2 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (or .cse0 .cse1 .cse3 .cse2 .cse4) (or .cse0 .cse5 .cse3 .cse2 .cse4) (or .cse0 (not (= ~waterLevel~0 1)) .cse5 .cse2))) [2020-10-29 11:52:51,136 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 891 900) no Hoare annotation was computed. [2020-10-29 11:52:51,136 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 891 900) no Hoare annotation was computed. [2020-10-29 11:52:51,136 INFO L270 CegarLoopResult]: At program point L916(line 916) the Hoare annotation is: (let ((.cse1 (not (= ~pumpRunning~0 1))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse4 (not (= ~pumpRunning~0 0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= ~waterLevel~0 1)) .cse4) (or .cse0 .cse1 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse4 .cse2 .cse3))) [2020-10-29 11:52:51,136 INFO L274 CegarLoopResult]: For program point L914(lines 914 920) no Hoare annotation was computed. [2020-10-29 11:52:51,136 INFO L274 CegarLoopResult]: For program point L913(lines 913 923) no Hoare annotation was computed. [2020-10-29 11:52:51,136 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 901 929) the Hoare annotation is: true [2020-10-29 11:52:51,137 INFO L270 CegarLoopResult]: At program point L911(line 911) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 (not (= ~pumpRunning~0 1)) .cse1 .cse2) (or .cse0 (not (= ~pumpRunning~0 0)) .cse1 .cse2))) [2020-10-29 11:52:51,137 INFO L274 CegarLoopResult]: For program point L911-1(line 911) no Hoare annotation was computed. [2020-10-29 11:52:51,137 INFO L274 CegarLoopResult]: For program point L909(lines 909 926) no Hoare annotation was computed. [2020-10-29 11:52:51,137 INFO L274 CegarLoopResult]: For program point L909-1(lines 901 929) no Hoare annotation was computed. [2020-10-29 11:52:51,137 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 901 929) no Hoare annotation was computed. [2020-10-29 11:52:51,137 INFO L277 CegarLoopResult]: At program point L907(line 907) the Hoare annotation is: true [2020-10-29 11:52:51,137 INFO L274 CegarLoopResult]: For program point L907-1(line 907) no Hoare annotation was computed. [2020-10-29 11:52:51,137 INFO L270 CegarLoopResult]: At program point L766(line 766) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:52:51,137 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 754 776) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:52:51,138 INFO L270 CegarLoopResult]: At program point L766-1(line 766) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:52:51,138 INFO L274 CegarLoopResult]: For program point L764(lines 764 771) no Hoare annotation was computed. [2020-10-29 11:52:51,138 INFO L274 CegarLoopResult]: For program point L764-1(lines 764 771) no Hoare annotation was computed. [2020-10-29 11:52:51,138 INFO L274 CegarLoopResult]: For program point L762(line 762) no Hoare annotation was computed. [2020-10-29 11:52:51,138 INFO L270 CegarLoopResult]: At program point L761(line 761) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:52:51,138 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 754 776) no Hoare annotation was computed. [2020-10-29 11:52:51,138 INFO L270 CegarLoopResult]: At program point L760(line 760) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:52:51,138 INFO L270 CegarLoopResult]: At program point L760-1(line 760) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:52:51,139 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 754 776) no Hoare annotation was computed. [2020-10-29 11:52:51,139 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 711 734) no Hoare annotation was computed. [2020-10-29 11:52:51,139 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 711 734) no Hoare annotation was computed. [2020-10-29 11:52:51,139 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 711 734) no Hoare annotation was computed. [2020-10-29 11:52:51,139 INFO L274 CegarLoopResult]: For program point L729(line 729) no Hoare annotation was computed. [2020-10-29 11:52:51,139 INFO L274 CegarLoopResult]: For program point L728(line 728) no Hoare annotation was computed. [2020-10-29 11:52:51,139 INFO L274 CegarLoopResult]: For program point L727(line 727) no Hoare annotation was computed. [2020-10-29 11:52:51,139 INFO L274 CegarLoopResult]: For program point L726(line 726) no Hoare annotation was computed. [2020-10-29 11:52:51,139 INFO L274 CegarLoopResult]: For program point L725(line 725) no Hoare annotation was computed. [2020-10-29 11:52:51,139 INFO L274 CegarLoopResult]: For program point L724(line 724) no Hoare annotation was computed. [2020-10-29 11:52:51,139 INFO L274 CegarLoopResult]: For program point L723(line 723) no Hoare annotation was computed. [2020-10-29 11:52:51,140 INFO L274 CegarLoopResult]: For program point L722(line 722) no Hoare annotation was computed. [2020-10-29 11:52:51,140 INFO L274 CegarLoopResult]: For program point L721(line 721) no Hoare annotation was computed. [2020-10-29 11:52:51,140 INFO L274 CegarLoopResult]: For program point L720(line 720) no Hoare annotation was computed. [2020-10-29 11:52:51,140 INFO L274 CegarLoopResult]: For program point L719(line 719) no Hoare annotation was computed. [2020-10-29 11:52:51,140 INFO L274 CegarLoopResult]: For program point L718(line 718) no Hoare annotation was computed. [2020-10-29 11:52:51,140 INFO L274 CegarLoopResult]: For program point L717(line 717) no Hoare annotation was computed. [2020-10-29 11:52:51,140 INFO L274 CegarLoopResult]: For program point L716(line 716) no Hoare annotation was computed. [2020-10-29 11:52:51,140 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 577 585) no Hoare annotation was computed. [2020-10-29 11:52:51,140 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 577 585) the Hoare annotation is: true [2020-10-29 11:52:51,140 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 577 585) no Hoare annotation was computed. [2020-10-29 11:52:51,140 INFO L274 CegarLoopResult]: For program point L605(lines 605 613) no Hoare annotation was computed. [2020-10-29 11:52:51,141 INFO L274 CegarLoopResult]: For program point L605-2(lines 605 613) no Hoare annotation was computed. [2020-10-29 11:52:51,141 INFO L274 CegarLoopResult]: For program point L593(lines 593 601) no Hoare annotation was computed. [2020-10-29 11:52:51,141 INFO L274 CegarLoopResult]: For program point L593-2(lines 593 601) no Hoare annotation was computed. [2020-10-29 11:52:51,141 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 586 621) no Hoare annotation was computed. [2020-10-29 11:52:51,141 INFO L274 CegarLoopResult]: For program point L616(line 616) no Hoare annotation was computed. [2020-10-29 11:52:51,141 INFO L274 CegarLoopResult]: For program point L616-1(line 616) no Hoare annotation was computed. [2020-10-29 11:52:51,141 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 586 621) no Hoare annotation was computed. [2020-10-29 11:52:51,141 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 586 621) no Hoare annotation was computed. [2020-10-29 11:52:51,141 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 656 662) no Hoare annotation was computed. [2020-10-29 11:52:51,141 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 656 662) the Hoare annotation is: true [2020-10-29 11:52:51,141 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 48 93) no Hoare annotation was computed. [2020-10-29 11:52:51,142 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 48 93) no Hoare annotation was computed. [2020-10-29 11:52:51,142 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 48 93) no Hoare annotation was computed. [2020-10-29 11:52:51,142 INFO L274 CegarLoopResult]: For program point L385(lines 385 386) no Hoare annotation was computed. [2020-10-29 11:52:51,142 INFO L274 CegarLoopResult]: For program point L381(lines 381 388) no Hoare annotation was computed. [2020-10-29 11:52:51,142 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 361 406) no Hoare annotation was computed. [2020-10-29 11:52:51,142 INFO L274 CegarLoopResult]: For program point L375(lines 375 395) no Hoare annotation was computed. [2020-10-29 11:52:51,142 INFO L274 CegarLoopResult]: For program point L375-1(lines 375 395) no Hoare annotation was computed. [2020-10-29 11:52:51,142 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 385 386) no Hoare annotation was computed. [2020-10-29 11:52:51,142 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 392 393) no Hoare annotation was computed. [2020-10-29 11:52:51,142 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 361 406) no Hoare annotation was computed. [2020-10-29 11:52:51,143 INFO L274 CegarLoopResult]: For program point L392(lines 392 393) no Hoare annotation was computed. [2020-10-29 11:52:51,143 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 361 406) no Hoare annotation was computed. [2020-10-29 11:52:51,143 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 743 753) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:52:51,143 INFO L270 CegarLoopResult]: At program point L748(line 748) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0))) [2020-10-29 11:52:51,143 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 743 753) no Hoare annotation was computed. [2020-10-29 11:52:51,143 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 743 753) no Hoare annotation was computed. [2020-10-29 11:52:51,143 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 566 576) no Hoare annotation was computed. [2020-10-29 11:52:51,143 INFO L274 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-10-29 11:52:51,143 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 566 576) no Hoare annotation was computed. [2020-10-29 11:52:51,144 INFO L274 CegarLoopResult]: For program point L571-1(line 571) no Hoare annotation was computed. [2020-10-29 11:52:51,144 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 566 576) no Hoare annotation was computed. [2020-10-29 11:52:51,144 INFO L274 CegarLoopResult]: For program point deactivatePumpENTRY(lines 558 565) no Hoare annotation was computed. [2020-10-29 11:52:51,144 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 558 565) no Hoare annotation was computed. [2020-10-29 11:52:51,144 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 558 565) no Hoare annotation was computed. [2020-10-29 11:52:51,144 INFO L274 CegarLoopResult]: For program point L871(lines 871 877) no Hoare annotation was computed. [2020-10-29 11:52:51,144 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 867 880) no Hoare annotation was computed. [2020-10-29 11:52:51,144 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 867 880) the Hoare annotation is: true [2020-10-29 11:52:51,144 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 867 880) no Hoare annotation was computed. [2020-10-29 11:52:51,145 INFO L270 CegarLoopResult]: At program point L544(line 544) the Hoare annotation is: (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= ~waterLevel~0 2)) .cse1 (not (<= 2 ~waterLevel~0))) (or .cse0 (not (= ~waterLevel~0 1)) .cse1) (or .cse0 (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 1 ~switchedOnBeforeTS~0))))) [2020-10-29 11:52:51,145 INFO L274 CegarLoopResult]: For program point L544-1(lines 525 549) no Hoare annotation was computed. [2020-10-29 11:52:51,145 INFO L270 CegarLoopResult]: At program point L539(line 539) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (and (= 0 processEnvironment_~tmp~4) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 1)) (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 (not (= ~waterLevel~0 1)) .cse1 .cse2) (or .cse0 .cse1 (not (<= ~waterLevel~0 2)) .cse2 (not (<= 2 ~waterLevel~0))))) [2020-10-29 11:52:51,145 INFO L270 CegarLoopResult]: At program point L535(line 535) the Hoare annotation is: (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 (not (<= 2 ~waterLevel~0))) (or .cse0 (not (= ~waterLevel~0 1)) .cse1) (or .cse0 (not (= |old(~pumpRunning~0)| 1)) (not (<= 1 ~switchedOnBeforeTS~0))))) [2020-10-29 11:52:51,145 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 525 549) no Hoare annotation was computed. [2020-10-29 11:52:51,145 INFO L274 CegarLoopResult]: For program point L533(lines 533 541) no Hoare annotation was computed. [2020-10-29 11:52:51,145 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 525 549) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 (not (= ~waterLevel~0 1)) .cse1 .cse2) (or .cse0 (not (<= ~waterLevel~0 2)) .cse1 .cse2 (not (<= 2 ~waterLevel~0))) (or .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1 (not (<= 1 ~switchedOnBeforeTS~0))))) [2020-10-29 11:52:51,146 INFO L270 CegarLoopResult]: At program point L531(line 531) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~waterLevel~0 1)) .cse1 .cse2) (or .cse0 (not (<= ~waterLevel~0 2)) .cse1 .cse2 (not (<= 2 ~waterLevel~0))) (or .cse0 (not (= |old(~pumpRunning~0)| 1)) (not (<= 1 ~switchedOnBeforeTS~0))))) [2020-10-29 11:52:51,146 INFO L274 CegarLoopResult]: For program point L531-1(line 531) no Hoare annotation was computed. [2020-10-29 11:52:51,146 INFO L274 CegarLoopResult]: For program point L529(lines 529 546) no Hoare annotation was computed. [2020-10-29 11:52:51,146 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 517 523) no Hoare annotation was computed. [2020-10-29 11:52:51,146 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 517 523) the Hoare annotation is: true [2020-10-29 11:52:51,146 INFO L270 CegarLoopResult]: At program point testENTRY(lines 412 475) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:52:51,146 INFO L270 CegarLoopResult]: At program point L444(line 444) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 1)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse3 (<= ~waterLevel~0 2))) (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse4) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse1) (and .cse0 .cse2 .cse4 .cse3) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-29 11:52:51,146 INFO L274 CegarLoopResult]: For program point L442(lines 442 448) no Hoare annotation was computed. [2020-10-29 11:52:51,146 INFO L274 CegarLoopResult]: For program point L442-1(lines 442 448) no Hoare annotation was computed. [2020-10-29 11:52:51,147 INFO L274 CegarLoopResult]: For program point testFINAL(lines 412 475) no Hoare annotation was computed. [2020-10-29 11:52:51,147 INFO L270 CegarLoopResult]: At program point L434(line 434) the Hoare annotation is: (let ((.cse2 (<= 2 ~waterLevel~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse1 (= ~pumpRunning~0 1)) (.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 .cse3) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse1) (and (= ~waterLevel~0 1) .cse0 (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-29 11:52:51,147 INFO L270 CegarLoopResult]: At program point L465(lines 422 467) the Hoare annotation is: (let ((.cse2 (<= 2 ~waterLevel~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 1))) (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 .cse3) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (= ~pumpRunning~0 0)) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-29 11:52:51,147 INFO L274 CegarLoopResult]: For program point L432(lines 432 438) no Hoare annotation was computed. [2020-10-29 11:52:51,147 INFO L274 CegarLoopResult]: For program point L432-1(lines 432 438) no Hoare annotation was computed. [2020-10-29 11:52:51,147 INFO L274 CegarLoopResult]: For program point L424(lines 424 428) no Hoare annotation was computed. [2020-10-29 11:52:51,147 INFO L270 CegarLoopResult]: At program point L468(lines 421 469) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:52:51,147 INFO L274 CegarLoopResult]: For program point L458(lines 458 462) no Hoare annotation was computed. [2020-10-29 11:52:51,148 INFO L270 CegarLoopResult]: At program point L458-2(lines 452 463) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 1)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse3 (<= ~waterLevel~0 2))) (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse4) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse1) (and .cse0 .cse2 .cse4 .cse3) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-29 11:52:51,148 INFO L274 CegarLoopResult]: For program point L423(lines 422 467) no Hoare annotation was computed. [2020-10-29 11:52:51,148 INFO L274 CegarLoopResult]: For program point L452(lines 452 463) no Hoare annotation was computed. [2020-10-29 11:52:51,148 INFO L274 CegarLoopResult]: For program point testEXIT(lines 412 475) no Hoare annotation was computed. [2020-10-29 11:52:51,148 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 339 340) no Hoare annotation was computed. [2020-10-29 11:52:51,148 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 346 347) no Hoare annotation was computed. [2020-10-29 11:52:51,148 INFO L274 CegarLoopResult]: For program point L346(lines 346 347) no Hoare annotation was computed. [2020-10-29 11:52:51,148 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 315 360) no Hoare annotation was computed. [2020-10-29 11:52:51,148 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 315 360) no Hoare annotation was computed. [2020-10-29 11:52:51,148 INFO L274 CegarLoopResult]: For program point L339(lines 339 340) no Hoare annotation was computed. [2020-10-29 11:52:51,149 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 315 360) no Hoare annotation was computed. [2020-10-29 11:52:51,149 INFO L274 CegarLoopResult]: For program point L335(lines 335 342) no Hoare annotation was computed. [2020-10-29 11:52:51,149 INFO L274 CegarLoopResult]: For program point L329(lines 329 349) no Hoare annotation was computed. [2020-10-29 11:52:51,149 INFO L274 CegarLoopResult]: For program point L329-1(lines 329 349) no Hoare annotation was computed. [2020-10-29 11:52:51,149 INFO L274 CegarLoopResult]: For program point L843(lines 843 851) no Hoare annotation was computed. [2020-10-29 11:52:51,149 INFO L274 CegarLoopResult]: For program point L843-2(lines 843 851) no Hoare annotation was computed. [2020-10-29 11:52:51,149 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 835 857) no Hoare annotation was computed. [2020-10-29 11:52:51,149 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 835 857) no Hoare annotation was computed. [2020-10-29 11:52:51,149 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 835 857) no Hoare annotation was computed. [2020-10-29 11:52:51,149 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 212 314) no Hoare annotation was computed. [2020-10-29 11:52:51,149 INFO L274 CegarLoopResult]: For program point L277(line 277) no Hoare annotation was computed. [2020-10-29 11:52:51,150 INFO L274 CegarLoopResult]: For program point L277-1(line 277) no Hoare annotation was computed. [2020-10-29 11:52:51,150 INFO L274 CegarLoopResult]: For program point L236(lines 236 240) no Hoare annotation was computed. [2020-10-29 11:52:51,150 INFO L274 CegarLoopResult]: For program point L300(lines 300 311) no Hoare annotation was computed. [2020-10-29 11:52:51,150 INFO L274 CegarLoopResult]: For program point L263(lines 263 267) no Hoare annotation was computed. [2020-10-29 11:52:51,150 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 212 314) no Hoare annotation was computed. [2020-10-29 11:52:51,150 INFO L274 CegarLoopResult]: For program point L261-2(lines 261 281) no Hoare annotation was computed. [2020-10-29 11:52:51,150 INFO L274 CegarLoopResult]: For program point L282(lines 260 283) no Hoare annotation was computed. [2020-10-29 11:52:51,150 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 212 314) no Hoare annotation was computed. [2020-10-29 11:52:51,150 INFO L274 CegarLoopResult]: For program point L241(lines 241 257) no Hoare annotation was computed. [2020-10-29 11:52:51,150 INFO L274 CegarLoopResult]: For program point L301(lines 301 308) no Hoare annotation was computed. [2020-10-29 11:52:51,150 INFO L274 CegarLoopResult]: For program point L262(lines 261 281) no Hoare annotation was computed. [2020-10-29 11:52:51,151 INFO L274 CegarLoopResult]: For program point L293(line 293) no Hoare annotation was computed. [2020-10-29 11:52:51,151 INFO L274 CegarLoopResult]: For program point L293-1(line 293) no Hoare annotation was computed. [2020-10-29 11:52:51,151 INFO L274 CegarLoopResult]: For program point L258(lines 258 299) no Hoare annotation was computed. [2020-10-29 11:52:51,151 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 646 655) no Hoare annotation was computed. [2020-10-29 11:52:51,151 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 646 655) no Hoare annotation was computed. [2020-10-29 11:52:51,151 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 646 655) no Hoare annotation was computed. [2020-10-29 11:52:51,151 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:52:51,151 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#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~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.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~string76.offset| |old(#t~string76.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#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~string72.offset| |old(#t~string72.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:52:51,152 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:52:51,152 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 550 557) no Hoare annotation was computed. [2020-10-29 11:52:51,152 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 550 557) no Hoare annotation was computed. [2020-10-29 11:52:51,152 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 550 557) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-29 11:52:51,152 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 622 640) no Hoare annotation was computed. [2020-10-29 11:52:51,152 INFO L274 CegarLoopResult]: For program point L631(lines 631 635) no Hoare annotation was computed. [2020-10-29 11:52:51,152 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 622 640) the Hoare annotation is: true [2020-10-29 11:52:51,152 INFO L277 CegarLoopResult]: At program point L629(line 629) the Hoare annotation is: true [2020-10-29 11:52:51,152 INFO L274 CegarLoopResult]: For program point L631-2(lines 631 635) no Hoare annotation was computed. [2020-10-29 11:52:51,152 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 622 640) no Hoare annotation was computed. [2020-10-29 11:52:51,152 INFO L274 CegarLoopResult]: For program point L629-1(line 629) no Hoare annotation was computed. [2020-10-29 11:52:51,153 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 858 866) the Hoare annotation is: true [2020-10-29 11:52:51,153 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 858 866) no Hoare annotation was computed. [2020-10-29 11:52:51,153 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 858 866) no Hoare annotation was computed. [2020-10-29 11:52:51,153 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:52:51,153 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:52:51,153 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:52:51,153 INFO L274 CegarLoopResult]: For program point L818-1(lines 814 825) no Hoare annotation was computed. [2020-10-29 11:52:51,153 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 814 825) the Hoare annotation is: (let ((.cse2 (not (<= ~waterLevel~0 2))) (.cse4 (not (<= 2 ~waterLevel~0))) (.cse1 (not (= ~pumpRunning~0 1))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse5 (not (= ~pumpRunning~0 0))) (.cse3 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse2 .cse3 .cse4) (or .cse0 .cse1 (not (<= 1 ~switchedOnBeforeTS~0)) .cse3) (or .cse0 (not (= ~waterLevel~0 1)) .cse5 .cse3))) [2020-10-29 11:52:51,153 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 814 825) no Hoare annotation was computed. [2020-10-29 11:52:51,154 INFO L270 CegarLoopResult]: At program point L506(line 506) the Hoare annotation is: (let ((.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse7 (not (= |old(~pumpRunning~0)| 1))) (.cse5 (<= 1 ~switchedOnBeforeTS~0)) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= 1 ~systemActive~0))) (.cse8 (= ~waterLevel~0 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (and (<= 2 ~waterLevel~0) .cse3 (<= ~waterLevel~0 2)) .cse4) (or (and .cse5 .cse6) .cse0 .cse7 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (or .cse0 .cse1 .cse2 .cse7 (and .cse8 .cse5 .cse6)) (or .cse0 (not (= |old(~waterLevel~0)| 1)) (and .cse8 .cse3) .cse4))) [2020-10-29 11:52:51,154 INFO L270 CegarLoopResult]: At program point L504(lines 504 510) the Hoare annotation is: (let ((.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse7 (not (= |old(~pumpRunning~0)| 1))) (.cse5 (<= 1 ~switchedOnBeforeTS~0)) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= 1 ~systemActive~0))) (.cse8 (= ~waterLevel~0 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (and (<= 2 ~waterLevel~0) .cse3 (<= ~waterLevel~0 2)) .cse4 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 1))) (or (and .cse5 .cse6) .cse0 .cse7 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (or .cse0 .cse1 .cse2 .cse7 (and .cse8 .cse5 .cse6)) (or .cse0 (not (= |old(~waterLevel~0)| 1)) (and .cse8 .cse3) .cse4))) [2020-10-29 11:52:51,154 INFO L270 CegarLoopResult]: At program point L499(line 499) the Hoare annotation is: (let ((.cse3 (and (<= 1 ~switchedOnBeforeTS~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse5 (not (= |old(~pumpRunning~0)| 1))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (not (<= 2 |old(~waterLevel~0)|))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1) (or .cse0 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse3 .cse5 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (or .cse0 .cse2 .cse4 .cse1))) [2020-10-29 11:52:51,154 INFO L274 CegarLoopResult]: For program point L497(lines 493 515) no Hoare annotation was computed. [2020-10-29 11:52:51,155 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 490 516) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (not (<= 2 |old(~waterLevel~0)|))) (.cse5 (not (= |old(~pumpRunning~0)| 1))) (.cse1 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or .cse0 .cse3 .cse4 .cse1 .cse2) (or .cse0 .cse5 .cse1 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (or .cse0 .cse3 .cse4 .cse5 .cse1))) [2020-10-29 11:52:51,155 INFO L274 CegarLoopResult]: For program point L495(lines 493 515) no Hoare annotation was computed. [2020-10-29 11:52:51,155 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 490 516) no Hoare annotation was computed. [2020-10-29 11:52:51,155 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 490 516) no Hoare annotation was computed. [2020-10-29 11:52:51,155 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 681 710) no Hoare annotation was computed. [2020-10-29 11:52:51,155 INFO L274 CegarLoopResult]: For program point L702(line 702) no Hoare annotation was computed. [2020-10-29 11:52:51,155 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 681 710) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:52:51,155 INFO L274 CegarLoopResult]: For program point L695(lines 695 699) no Hoare annotation was computed. [2020-10-29 11:52:51,155 INFO L270 CegarLoopResult]: At program point L695-1(lines 695 699) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0))) [2020-10-29 11:52:51,155 INFO L274 CegarLoopResult]: For program point L692(line 692) no Hoare annotation was computed. [2020-10-29 11:52:51,155 INFO L270 CegarLoopResult]: At program point L691-2(lines 691 705) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0))) [2020-10-29 11:52:51,156 INFO L270 CegarLoopResult]: At program point L687(line 687) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:52:51,156 INFO L274 CegarLoopResult]: For program point L687-1(line 687) no Hoare annotation was computed. [2020-10-29 11:52:51,156 INFO L277 CegarLoopResult]: At program point L706(lines 681 710) the Hoare annotation is: true [2020-10-29 11:52:51,156 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 826 834) no Hoare annotation was computed. [2020-10-29 11:52:51,156 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 826 834) no Hoare annotation was computed. [2020-10-29 11:52:51,156 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 826 834) no Hoare annotation was computed. [2020-10-29 11:52:51,156 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 790 801) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= ~pumpRunning~0 1)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 1 ~switchedOnBeforeTS~0))) [2020-10-29 11:52:51,156 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 790 801) no Hoare annotation was computed. [2020-10-29 11:52:51,156 INFO L274 CegarLoopResult]: For program point L794-1(lines 790 801) no Hoare annotation was computed. [2020-10-29 11:52:51,156 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 735 741) no Hoare annotation was computed. [2020-10-29 11:52:51,157 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 735 741) the Hoare annotation is: true [2020-10-29 11:52:51,157 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:52:51,157 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 ~systemActive~0) (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) [2020-10-29 11:52:51,157 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:52:51,157 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:52:51,157 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 802 813) no Hoare annotation was computed. [2020-10-29 11:52:51,157 INFO L274 CegarLoopResult]: For program point L806-1(lines 802 813) no Hoare annotation was computed. [2020-10-29 11:52:51,157 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 802 813) the Hoare annotation is: (let ((.cse2 (not (= ~pumpRunning~0 1))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (not (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse2 .cse3 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 .cse3 .cse4 .cse5) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse3 .cse5))) [2020-10-29 11:52:51,157 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 778 785) no Hoare annotation was computed. [2020-10-29 11:52:51,157 INFO L274 CegarLoopResult]: For program point L782(line 782) no Hoare annotation was computed. [2020-10-29 11:52:51,158 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 778 785) the Hoare annotation is: true [2020-10-29 11:52:51,158 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 778 785) no Hoare annotation was computed. [2020-10-29 11:52:51,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:52:51 BoogieIcfgContainer [2020-10-29 11:52:51,181 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:52:51,184 INFO L168 Benchmark]: Toolchain (without parser) took 94565.17 ms. Allocated memory was 151.0 MB in the beginning and 702.5 MB in the end (delta: 551.6 MB). Free memory was 125.6 MB in the beginning and 504.9 MB in the end (delta: -379.2 MB). Peak memory consumption was 431.3 MB. Max. memory is 8.0 GB. [2020-10-29 11:52:51,184 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory is still 124.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:52:51,185 INFO L168 Benchmark]: CACSL2BoogieTranslator took 719.45 ms. Allocated memory is still 151.0 MB. Free memory was 125.1 MB in the beginning and 104.4 MB in the end (delta: 20.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:52:51,185 INFO L168 Benchmark]: Boogie Preprocessor took 99.64 ms. Allocated memory is still 151.0 MB. Free memory was 104.4 MB in the beginning and 100.5 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:52:51,187 INFO L168 Benchmark]: RCFGBuilder took 1386.65 ms. Allocated memory is still 151.0 MB. Free memory was 100.5 MB in the beginning and 52.4 MB in the end (delta: 48.1 MB). Peak memory consumption was 48.6 MB. Max. memory is 8.0 GB. [2020-10-29 11:52:51,188 INFO L168 Benchmark]: TraceAbstraction took 92346.77 ms. Allocated memory was 151.0 MB in the beginning and 702.5 MB in the end (delta: 551.6 MB). Free memory was 51.9 MB in the beginning and 504.9 MB in the end (delta: -453.0 MB). Peak memory consumption was 356.5 MB. Max. memory is 8.0 GB. [2020-10-29 11:52:51,196 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory is still 124.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 719.45 ms. Allocated memory is still 151.0 MB. Free memory was 125.1 MB in the beginning and 104.4 MB in the end (delta: 20.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 99.64 ms. Allocated memory is still 151.0 MB. Free memory was 104.4 MB in the beginning and 100.5 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1386.65 ms. Allocated memory is still 151.0 MB. Free memory was 100.5 MB in the beginning and 52.4 MB in the end (delta: 48.1 MB). Peak memory consumption was 48.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 92346.77 ms. Allocated memory was 151.0 MB in the beginning and 702.5 MB in the end (delta: 551.6 MB). Free memory was 51.9 MB in the beginning and 504.9 MB in the end (delta: -453.0 MB). Peak memory consumption was 356.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 346]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 339]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 385]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 392]: 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: 421]: Loop Invariant Derived loop invariant: ((!(1 <= systemActive) || !(\old(waterLevel) == 1)) || (waterLevel == 1 && pumpRunning == 0)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: ((!(1 <= systemActive) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0)) || (\old(waterLevel) == waterLevel && pumpRunning == 0) - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 422]: Loop Invariant Derived loop invariant: (((((!(1 <= systemActive) || !(\old(waterLevel) == 1)) || (((splverifierCounter <= 0 && pumpRunning == 1) && 2 <= waterLevel) && waterLevel <= 2)) || (((splverifierCounter <= 0 && pumpRunning == \old(pumpRunning)) && 2 <= waterLevel) && waterLevel <= 2)) || ((\old(waterLevel) == waterLevel && splverifierCounter <= 0) && pumpRunning == 0)) || ((1 <= switchedOnBeforeTS && splverifierCounter <= 0) && pumpRunning == 1)) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 237 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 66.8s, OverallIterations: 9, TraceHistogramMax: 3, AutomataDifference: 38.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 25.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1185 SDtfs, 2649 SDslu, 1728 SDs, 0 SdLazy, 5544 SolverSat, 1759 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 462 GetRequests, 303 SyntacticMatches, 5 SemanticMatches, 154 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 741 ImplicationChecksByTransitivity, 21.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=665occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 9 MinimizatonAttempts, 471 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 1167 PreInvPairs, 1277 NumberOfFragments, 1802 HoareAnnotationTreeSize, 1167 FomulaSimplifications, 21024317 FormulaSimplificationTreeSizeReduction, 4.5s HoareSimplificationTime, 53 FomulaSimplificationsInter, 37850 FormulaSimplificationTreeSizeReductionInter, 20.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 26.8s InterpolantComputationTime, 842 NumberOfCodeBlocks, 842 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 833 ConstructedInterpolants, 0 QuantifiedInterpolants, 323443 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 8 PerfectInterpolantSequences, 84/90 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...