/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=SHALLOWEST --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_spec1_product47.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:22:57,765 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:22:57,768 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:22:57,816 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:22:57,817 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:22:57,818 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:22:57,820 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:22:57,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:22:57,825 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:22:57,826 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:22:57,828 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:22:57,829 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:22:57,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:22:57,831 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:22:57,833 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:22:57,834 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:22:57,835 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:22:57,836 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:22:57,838 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:22:57,841 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:22:57,843 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:22:57,844 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:22:57,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:22:57,847 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:22:57,871 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:22:57,872 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:22:57,872 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:22:57,874 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:22:57,874 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:22:57,875 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:22:57,876 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:22:57,877 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:22:57,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:22:57,879 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:22:57,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:22:57,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:22:57,881 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:22:57,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:22:57,882 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:22:57,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:22:57,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:22:57,885 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 03:22:57,912 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:22:57,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:22:57,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:22:57,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:22:57,915 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:22:57,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:22:57,915 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:22:57,915 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:22:57,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:22:57,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:22:57,916 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:22:57,916 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:22:57,916 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:22:57,917 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:22:57,917 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:22:57,917 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:22:57,917 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:22:57,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:22:57,918 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:22:57,918 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:22:57,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:22:57,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:22:57,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:22:57,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:22:57,919 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:22:57,919 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:22:57,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:22:57,920 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:22:57,920 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:22:57,920 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:22:58,332 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:22:58,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:22:58,381 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:22:58,382 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:22:58,383 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:22:58,384 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product47.cil.c [2020-10-27 03:22:58,473 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/13b6e3910/e82780d8b344436699612825b4001b20/FLAGc4b4295d9 [2020-10-27 03:22:59,229 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:22:59,230 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product47.cil.c [2020-10-27 03:22:59,253 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/13b6e3910/e82780d8b344436699612825b4001b20/FLAGc4b4295d9 [2020-10-27 03:22:59,554 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/13b6e3910/e82780d8b344436699612825b4001b20 [2020-10-27 03:22:59,559 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:22:59,572 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:22:59,576 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:22:59,576 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:22:59,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:22:59,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:22:59" (1/1) ... [2020-10-27 03:22:59,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2822bfa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:22:59, skipping insertion in model container [2020-10-27 03:22:59,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:22:59" (1/1) ... [2020-10-27 03:22:59,598 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:22:59,643 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:22:59,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:22:59,968 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:23:00,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:23:00,158 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:23:00,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:23:00 WrapperNode [2020-10-27 03:23:00,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:23:00,160 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:23:00,160 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:23:00,161 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:23:00,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:23:00" (1/1) ... [2020-10-27 03:23:00,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:23:00" (1/1) ... [2020-10-27 03:23:00,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:23:00" (1/1) ... [2020-10-27 03:23:00,199 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:23:00" (1/1) ... [2020-10-27 03:23:00,289 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:23:00" (1/1) ... [2020-10-27 03:23:00,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:23:00" (1/1) ... [2020-10-27 03:23:00,325 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:23:00" (1/1) ... [2020-10-27 03:23:00,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:23:00,346 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:23:00,346 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:23:00,347 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:23:00,351 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:23:00" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:23:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:23:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:23:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:23:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:23:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-27 03:23:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:23:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:23:00,457 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:23:00,457 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:23:00,457 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:23:00,457 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 03:23:00,457 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 03:23:00,457 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 03:23:00,458 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 03:23:00,458 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 03:23:00,458 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 03:23:00,458 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 03:23:00,458 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 03:23:00,459 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 03:23:00,459 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-27 03:23:00,459 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 03:23:00,459 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-10-27 03:23:00,459 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 03:23:00,460 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 03:23:00,460 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 03:23:00,460 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 03:23:00,460 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 03:23:00,460 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 03:23:00,460 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-27 03:23:00,460 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:23:00,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:23:00,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:23:00,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:23:00,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:23:00,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:23:00,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:23:00,461 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 03:23:00,462 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 03:23:00,462 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:23:00,462 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 03:23:00,462 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:23:00,462 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:23:00,462 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:23:00,462 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:23:00,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:23:00,463 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:23:00,463 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:23:00,463 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:23:00,463 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 03:23:00,463 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 03:23:00,463 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-27 03:23:00,464 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:23:00,464 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:23:00,464 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:23:00,464 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:23:00,464 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 03:23:00,464 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 03:23:00,465 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 03:23:00,465 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 03:23:00,465 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 03:23:00,465 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 03:23:00,465 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 03:23:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 03:23:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 03:23:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 03:23:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-27 03:23:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 03:23:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 03:23:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 03:23:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-27 03:23:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 03:23:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-10-27 03:23:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 03:23:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:23:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:23:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:23:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:23:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:23:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:23:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:23:00,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:23:00,469 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:23:00,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:23:00,469 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:23:00,469 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:23:00,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:23:00,469 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:23:00,470 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:23:00,470 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:23:00,470 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 03:23:00,470 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:23:00,470 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 03:23:00,470 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:23:00,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:23:00,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:23:00,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:23:01,868 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:23:01,868 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 03:23:01,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:23:01 BoogieIcfgContainer [2020-10-27 03:23:01,871 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:23:01,872 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:23:01,873 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:23:01,876 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:23:01,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:22:59" (1/3) ... [2020-10-27 03:23:01,877 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@152fa3b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:23:01, skipping insertion in model container [2020-10-27 03:23:01,878 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:23:00" (2/3) ... [2020-10-27 03:23:01,878 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@152fa3b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:23:01, skipping insertion in model container [2020-10-27 03:23:01,878 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:23:01" (3/3) ... [2020-10-27 03:23:01,880 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product47.cil.c [2020-10-27 03:23:01,892 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:23:01,897 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:23:01,911 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:23:01,939 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:23:01,940 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:23:01,940 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:23:01,940 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:23:01,940 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:23:01,940 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:23:01,940 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:23:01,941 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:23:01,963 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states. [2020-10-27 03:23:01,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-27 03:23:01,973 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:23:01,974 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:23:01,974 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:23:01,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:23:01,981 INFO L82 PathProgramCache]: Analyzing trace with hash -1008072480, now seen corresponding path program 1 times [2020-10-27 03:23:01,990 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:23:01,991 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1394383641] [2020-10-27 03:23:01,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:23:02,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:02,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:02,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:02,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:04,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:05,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:07,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:07,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-27 03:23:07,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:23:07,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-27 03:23:07,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:07,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:23:07,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:23:07,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 03:23:07,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-27 03:23:07,814 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:23:07,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:23:07,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:07,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:07,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:07,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:07,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:07,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 110 [2020-10-27 03:23:07,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:07,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:07,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:07,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:23:07,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:07,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:23:07,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:07,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:07,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:07,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:07,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:07,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:23:07,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:07,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:07,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:07,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:23:07,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:07,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:23:07,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:07,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:07,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:07,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:07,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:07,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:23:07,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:07,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:07,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:07,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:23:07,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:07,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:23:08,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:08,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:08,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:08,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:08,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:08,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:23:08,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:08,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:08,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:08,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:23:08,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:08,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:23:08,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:08,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:08,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:08,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:08,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:08,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:23:08,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:08,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:08,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:08,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:23:08,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:08,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:23:08,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:08,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:08,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:08,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:08,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:08,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:08,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:08,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:08,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:23:08,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:08,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:08,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 03:23:08,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:08,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:08,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:08,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:08,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:08,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:08,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:08,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:08,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:23:08,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:08,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:08,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:23:08,042 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1394383641] [2020-10-27 03:23:08,044 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:23:08,044 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-27 03:23:08,045 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890032770] [2020-10-27 03:23:08,051 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-27 03:23:08,051 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:23:08,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-27 03:23:08,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-27 03:23:08,069 INFO L87 Difference]: Start difference. First operand 183 states. Second operand 4 states. [2020-10-27 03:23:08,626 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:23:11,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:23:11,226 INFO L93 Difference]: Finished difference Result 468 states and 622 transitions. [2020-10-27 03:23:11,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 03:23:11,229 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-27 03:23:11,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:23:11,257 INFO L225 Difference]: With dead ends: 468 [2020-10-27 03:23:11,258 INFO L226 Difference]: Without dead ends: 306 [2020-10-27 03:23:11,269 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-27 03:23:11,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2020-10-27 03:23:11,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 243. [2020-10-27 03:23:11,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243 states. [2020-10-27 03:23:11,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 296 transitions. [2020-10-27 03:23:11,525 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 296 transitions. Word has length 47 [2020-10-27 03:23:11,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:23:11,526 INFO L481 AbstractCegarLoop]: Abstraction has 243 states and 296 transitions. [2020-10-27 03:23:11,526 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-27 03:23:11,526 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 296 transitions. [2020-10-27 03:23:11,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-27 03:23:11,538 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:23:11,541 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:23:11,541 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:23:11,542 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:23:11,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:23:11,542 INFO L82 PathProgramCache]: Analyzing trace with hash 1461623161, now seen corresponding path program 1 times [2020-10-27 03:23:11,542 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:23:11,543 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [108676708] [2020-10-27 03:23:11,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:23:11,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:11,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:12,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:12,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:13,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:16,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:16,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-27 03:23:16,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:23:16,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4701 [2020-10-27 03:23:16,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:16,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 03:23:16,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:23:16,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-27 03:23:16,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:16,726 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:23:16,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:23:16,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:16,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:16,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:16,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:16,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:16,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 103 [2020-10-27 03:23:16,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:16,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:16,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:16,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:23:16,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 03:23:16,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:23:16,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:16,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:16,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:16,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:16,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:16,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:16,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:16,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:16,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:16,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:23:16,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:16,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:23:16,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:16,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:16,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:16,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:16,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:16,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:23:16,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:16,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:16,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:16,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:23:16,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:16,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:23:16,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:16,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:16,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:16,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:16,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:16,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:23:16,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:16,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:16,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:16,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:23:16,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:16,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:23:16,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:16,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:16,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:16,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:16,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:16,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:23:16,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:16,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:16,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:16,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:23:16,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:16,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 03:23:16,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:16,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:16,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:16,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:16,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:23:16,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:23:16,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:23:16,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:16,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:23:16,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:23:16,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 03:23:16,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:17,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 03:23:17,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:17,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:17,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:17,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:17,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:17,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:23:17,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:17,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:17,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:17,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:23:17,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:17,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-27 03:23:17,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:17,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:17,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:17,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:17,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:17,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:23:17,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:17,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:23:17,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:17,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:23:17,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:17,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:23:17,071 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [108676708] [2020-10-27 03:23:17,071 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:23:17,071 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 03:23:17,072 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684267171] [2020-10-27 03:23:17,073 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 03:23:17,074 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:23:17,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 03:23:17,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-27 03:23:17,075 INFO L87 Difference]: Start difference. First operand 243 states and 296 transitions. Second operand 9 states. [2020-10-27 03:23:17,503 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:23:18,662 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:23:19,027 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:23:19,362 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:23:20,115 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:23:20,452 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:23:21,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:23:21,900 INFO L93 Difference]: Finished difference Result 733 states and 1017 transitions. [2020-10-27 03:23:21,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 03:23:21,902 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 58 [2020-10-27 03:23:21,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:23:21,908 INFO L225 Difference]: With dead ends: 733 [2020-10-27 03:23:21,909 INFO L226 Difference]: Without dead ends: 514 [2020-10-27 03:23:21,911 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2020-10-27 03:23:21,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 514 states. [2020-10-27 03:23:22,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 514 to 407. [2020-10-27 03:23:22,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 407 states. [2020-10-27 03:23:22,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 407 states and 519 transitions. [2020-10-27 03:23:22,073 INFO L78 Accepts]: Start accepts. Automaton has 407 states and 519 transitions. Word has length 58 [2020-10-27 03:23:22,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:23:22,074 INFO L481 AbstractCegarLoop]: Abstraction has 407 states and 519 transitions. [2020-10-27 03:23:22,074 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 03:23:22,074 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 519 transitions. [2020-10-27 03:23:22,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-10-27 03:23:22,078 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:23:22,079 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:23:22,079 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:23:22,079 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:23:22,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:23:22,080 INFO L82 PathProgramCache]: Analyzing trace with hash 1421187702, now seen corresponding path program 1 times [2020-10-27 03:23:22,080 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:23:22,080 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [598314743] [2020-10-27 03:23:22,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:23:22,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:22,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:22,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:22,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:27,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:27,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 141 [2020-10-27 03:23:27,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:23:27,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-27 03:23:27,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:27,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 03:23:27,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:23:27,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 121 [2020-10-27 03:23:27,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:27,451 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:23:27,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:23:27,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:27,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:27,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:27,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:27,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:27,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-27 03:23:27,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:27,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:27,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:27,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:23:27,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:27,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:23:27,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:27,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:27,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:27,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:27,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:27,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:27,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:27,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:27,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:27,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:23:27,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:27,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:23:27,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:27,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:27,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:27,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:27,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:27,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:23:27,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:27,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:27,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:27,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:23:27,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:27,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:23:27,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:27,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:27,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:27,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:27,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:27,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:23:27,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:27,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:27,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:27,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:23:27,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:23:27,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:23:27,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:27,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:27,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:27,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:27,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:27,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:27,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:27,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:27,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:27,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:23:27,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:27,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-27 03:23:27,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:27,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:27,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:27,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:27,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:27,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:23:27,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:23:27,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 245 [2020-10-27 03:23:27,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:27,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:27,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:27,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-27 03:23:27,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:27,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:23:27,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:27,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:27,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:27,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:27,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:23:27,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:23:27,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-27 03:23:27,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:27,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:27,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:27,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:27,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:27,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:23:27,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:27,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:27,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:27,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:23:27,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:27,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:23:27,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:27,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:27,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:27,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:27,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:23:27,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:23:27,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:27,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:27,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:27,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:23:27,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:27,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:27,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:27,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:27,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:27,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:27,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:27,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:23:27,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:27,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:28,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:28,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:23:28,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:28,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 03:23:28,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:28,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:28,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:28,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:28,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:23:28,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:23:28,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:28,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:28,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:28,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:23:28,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:28,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:23:28,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:28,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:28,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:28,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:28,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:28,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:23:28,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:28,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:28,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:28,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:28,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:28,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:28,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:28,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:28,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:28,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:28,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:28,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:23:28,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:28,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:28,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:28,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:28,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:28,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:23:28,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:28,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:28,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:28,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:28,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:28,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-27 03:23:28,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:28,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:28,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:28,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:28,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:28,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:23:28,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:28,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:23:28,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:28,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:23:28,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:28,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 03:23:28,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:28,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:28,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:28,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:28,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:28,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:23:28,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:28,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:28,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:23:28,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:28,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:28,092 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 03:23:28,093 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [598314743] [2020-10-27 03:23:28,094 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:23:28,094 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 03:23:28,094 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962858765] [2020-10-27 03:23:28,095 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 03:23:28,095 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:23:28,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 03:23:28,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:23:28,097 INFO L87 Difference]: Start difference. First operand 407 states and 519 transitions. Second operand 8 states. [2020-10-27 03:23:28,533 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:23:29,426 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:23:29,754 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:23:30,043 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:23:30,300 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:23:30,696 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:23:32,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:23:32,799 INFO L93 Difference]: Finished difference Result 1363 states and 1940 transitions. [2020-10-27 03:23:32,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 03:23:32,800 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 95 [2020-10-27 03:23:32,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:23:32,809 INFO L225 Difference]: With dead ends: 1363 [2020-10-27 03:23:32,809 INFO L226 Difference]: Without dead ends: 893 [2020-10-27 03:23:32,814 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-27 03:23:32,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 893 states. [2020-10-27 03:23:33,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 893 to 732. [2020-10-27 03:23:33,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 732 states. [2020-10-27 03:23:33,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 732 states and 925 transitions. [2020-10-27 03:23:33,044 INFO L78 Accepts]: Start accepts. Automaton has 732 states and 925 transitions. Word has length 95 [2020-10-27 03:23:33,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:23:33,045 INFO L481 AbstractCegarLoop]: Abstraction has 732 states and 925 transitions. [2020-10-27 03:23:33,046 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 03:23:33,046 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 925 transitions. [2020-10-27 03:23:33,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-27 03:23:33,050 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:23:33,050 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:23:33,050 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 03:23:33,051 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:23:33,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:23:33,051 INFO L82 PathProgramCache]: Analyzing trace with hash 861128058, now seen corresponding path program 1 times [2020-10-27 03:23:33,051 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:23:33,052 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1563982024] [2020-10-27 03:23:33,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:23:33,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:33,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:33,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:33,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:37,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:37,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-27 03:23:37,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:23:37,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4797 [2020-10-27 03:23:37,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:37,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:23:37,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-27 03:23:37,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-27 03:23:37,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:38,161 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:23:38,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:23:38,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:38,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:38,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:38,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:38,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:38,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-27 03:23:38,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:38,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:38,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:38,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:38,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:38,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:23:38,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:38,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:38,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:38,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:38,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:38,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:23:38,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:38,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:38,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:38,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:38,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:38,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:23:38,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:38,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:38,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:38,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:38,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:38,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:23:38,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:38,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:38,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:38,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:38,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:38,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:23:38,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:38,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:38,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:38,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:38,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:38,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:23:38,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:38,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:38,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:38,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:38,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:38,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:23:38,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:38,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:38,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:38,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:38,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:38,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:23:38,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:38,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:38,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:38,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:38,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:38,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:23:38,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:38,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:38,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:38,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:38,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:38,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:38,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:38,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:38,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:38,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:23:38,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:38,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:23:38,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:38,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:38,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:38,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:38,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:23:38,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:23:38,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 111 [2020-10-27 03:23:38,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:38,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:23:38,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 03:23:38,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:23:38,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:38,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:23:38,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:38,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:38,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:38,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:23:38,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:38,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 03:23:38,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:38,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:23:38,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 03:23:38,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:23:38,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:38,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:23:38,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:38,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:38,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:38,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:23:38,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:38,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 03:23:38,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:38,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:23:38,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:38,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:23:38,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:38,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:23:38,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:38,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:38,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:38,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:23:38,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:38,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:38,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:38,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:38,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:38,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:38,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:38,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:23:38,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:38,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:38,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:38,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:23:38,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:38,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:23:38,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:38,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:38,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 03:23:38,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:38,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:23:38,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:23:38,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:38,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:38,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:38,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:23:38,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:38,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:23:38,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:38,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:38,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:38,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:38,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:38,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:23:38,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:38,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:38,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:38,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:38,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:38,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:38,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:38,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:38,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:38,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:38,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:38,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:23:38,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:38,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:38,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:38,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:38,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:38,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:38,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:38,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:38,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:38,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:38,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:38,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 03:23:38,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:38,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:38,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:38,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:38,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:38,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:38,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:38,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:38,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:23:38,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:38,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:38,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-27 03:23:38,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:38,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:38,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:38,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:38,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:38,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:38,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:38,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:38,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:23:38,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:38,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:38,621 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 03:23:38,621 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1563982024] [2020-10-27 03:23:38,622 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:23:38,622 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 03:23:38,622 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683641040] [2020-10-27 03:23:38,624 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 03:23:38,624 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:23:38,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 03:23:38,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-27 03:23:38,625 INFO L87 Difference]: Start difference. First operand 732 states and 925 transitions. Second operand 10 states. [2020-10-27 03:23:39,542 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:23:40,188 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:23:40,534 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:23:40,928 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:23:41,247 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:23:41,551 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:23:41,847 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:23:42,231 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:23:42,612 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:23:44,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:23:44,997 INFO L93 Difference]: Finished difference Result 1697 states and 2383 transitions. [2020-10-27 03:23:44,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-27 03:23:44,998 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 99 [2020-10-27 03:23:44,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:23:45,006 INFO L225 Difference]: With dead ends: 1697 [2020-10-27 03:23:45,007 INFO L226 Difference]: Without dead ends: 989 [2020-10-27 03:23:45,011 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=135, Invalid=371, Unknown=0, NotChecked=0, Total=506 [2020-10-27 03:23:45,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 989 states. [2020-10-27 03:23:45,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 989 to 752. [2020-10-27 03:23:45,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 752 states. [2020-10-27 03:23:45,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 752 states and 937 transitions. [2020-10-27 03:23:45,235 INFO L78 Accepts]: Start accepts. Automaton has 752 states and 937 transitions. Word has length 99 [2020-10-27 03:23:45,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:23:45,236 INFO L481 AbstractCegarLoop]: Abstraction has 752 states and 937 transitions. [2020-10-27 03:23:45,236 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 03:23:45,236 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 937 transitions. [2020-10-27 03:23:45,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-27 03:23:45,238 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:23:45,239 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:23:45,239 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 03:23:45,239 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:23:45,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:23:45,240 INFO L82 PathProgramCache]: Analyzing trace with hash -1505566536, now seen corresponding path program 1 times [2020-10-27 03:23:45,240 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:23:45,240 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1333516025] [2020-10-27 03:23:45,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:23:45,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:45,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:45,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:45,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:48,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:48,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-27 03:23:48,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:23:48,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3432 [2020-10-27 03:23:48,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:48,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:23:48,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-27 03:23:48,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-27 03:23:48,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:48,994 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:23:48,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:23:49,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:49,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:49,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:49,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:49,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:49,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 03:23:49,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:49,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:49,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:49,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:49,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:49,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:23:49,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:49,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:49,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:49,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:49,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:49,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:23:49,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:49,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:49,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:49,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:49,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:49,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:23:49,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:49,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:49,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:49,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:49,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:49,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:23:49,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:49,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:49,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:49,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:49,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:49,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:23:49,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:49,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:49,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:49,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:49,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:49,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:49,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:49,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:49,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:49,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:49,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:49,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:23:49,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:49,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:49,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:49,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:23:49,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:49,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:23:49,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:49,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:49,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:49,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:49,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:49,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:23:49,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:49,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:49,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:49,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:49,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:49,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:49,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:49,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:23:49,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:49,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:23:49,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:49,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:23:49,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:49,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:49,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:49,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:49,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:23:49,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:23:49,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 110 [2020-10-27 03:23:49,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:49,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:23:49,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 03:23:49,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:23:49,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:49,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:23:49,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:49,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:49,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:49,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:23:49,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:49,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 03:23:49,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:49,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:23:49,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 03:23:49,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:23:49,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:49,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:23:49,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:49,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:49,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:49,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:23:49,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:49,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:23:49,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:49,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:23:49,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 03:23:49,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:23:49,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:49,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:23:49,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:49,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:49,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:49,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:23:49,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:49,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:23:49,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:49,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:23:49,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:49,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:23:49,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:49,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:23:49,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:49,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:49,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:49,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:23:49,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:49,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:23:49,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:49,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:49,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 03:23:49,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:49,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:49,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:23:49,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:49,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:49,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:49,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:23:49,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:49,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:49,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:49,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:49,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:49,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:49,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:49,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:23:49,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:49,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:49,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:49,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:49,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:49,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:49,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:49,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:49,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:49,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:49,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:49,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:23:49,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:49,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:49,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:49,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:49,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:49,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:49,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:49,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:49,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:23:49,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:49,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:23:49,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 03:23:49,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:49,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:49,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:49,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:49,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:49,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:23:49,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:49,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:49,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:23:49,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:49,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:49,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-27 03:23:49,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:49,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:49,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:49,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:23:49,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:23:49,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:23:49,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:49,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:23:49,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:23:49,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:23:49,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:23:49,363 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 03:23:49,364 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1333516025] [2020-10-27 03:23:49,364 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:23:49,364 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 03:23:49,364 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104068512] [2020-10-27 03:23:49,365 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 03:23:49,365 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:23:49,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 03:23:49,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 03:23:49,366 INFO L87 Difference]: Start difference. First operand 752 states and 937 transitions. Second operand 9 states. [2020-10-27 03:23:50,232 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:23:50,696 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:23:51,018 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:23:51,327 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:23:51,638 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:23:52,028 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:23:52,352 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:23:54,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:23:54,672 INFO L93 Difference]: Finished difference Result 1737 states and 2405 transitions. [2020-10-27 03:23:54,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-27 03:23:54,673 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 99 [2020-10-27 03:23:54,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:23:54,682 INFO L225 Difference]: With dead ends: 1737 [2020-10-27 03:23:54,682 INFO L226 Difference]: Without dead ends: 1009 [2020-10-27 03:23:54,686 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=108, Invalid=272, Unknown=0, NotChecked=0, Total=380 [2020-10-27 03:23:54,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1009 states. [2020-10-27 03:23:54,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1009 to 768. [2020-10-27 03:23:54,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 768 states. [2020-10-27 03:23:54,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 768 states and 953 transitions. [2020-10-27 03:23:54,873 INFO L78 Accepts]: Start accepts. Automaton has 768 states and 953 transitions. Word has length 99 [2020-10-27 03:23:54,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:23:54,874 INFO L481 AbstractCegarLoop]: Abstraction has 768 states and 953 transitions. [2020-10-27 03:23:54,874 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 03:23:54,874 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 953 transitions. [2020-10-27 03:23:54,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-27 03:23:54,877 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:23:54,877 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:23:54,877 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 03:23:54,877 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:23:54,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:23:54,878 INFO L82 PathProgramCache]: Analyzing trace with hash -1746106665, now seen corresponding path program 1 times [2020-10-27 03:23:54,878 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:23:54,878 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1920661605] [2020-10-27 03:23:54,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:23:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:23:54,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:55,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:55,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:23:59,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:23:59,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-27 03:23:59,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:23:59,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-27 03:23:59,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:23:59,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 03:23:59,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:23:59,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-10-27 03:23:59,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:00,232 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:24:00,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:24:00,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:00,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:00,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:00,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:00,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:00,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 110 [2020-10-27 03:24:00,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:00,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:00,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:00,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:24:00,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:00,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:24:00,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:00,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:00,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:00,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:00,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:00,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:00,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:00,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:00,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:00,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:24:00,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:00,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:24:00,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:00,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:00,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:00,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:00,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:00,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:00,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:00,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:00,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:00,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:24:00,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:00,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:24:00,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:00,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:00,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:00,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:00,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:00,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:24:00,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:00,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:00,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:00,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:24:00,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:00,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:24:00,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:00,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:00,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:00,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:00,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:00,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:00,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:00,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:00,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:00,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:24:00,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:00,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:24:00,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:00,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:00,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:00,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:00,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:00,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:24:00,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:00,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:00,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:00,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:24:00,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:00,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:24:00,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:00,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:00,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:00,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:24:00,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:00,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 03:24:00,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:00,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:00,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 03:24:00,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 03:24:00,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:00,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:24:00,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:00,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:00,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:00,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:24:00,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:00,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 03:24:00,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:00,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:00,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:00,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 03:24:00,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:00,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:24:00,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:00,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:00,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:00,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:24:00,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:00,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:24:00,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:00,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:00,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:00,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:24:00,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:24:00,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:00,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:00,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:00,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:00,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:24:00,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:00,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:24:00,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:00,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:00,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:00,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 03:24:00,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:24:00,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:24:00,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:00,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:00,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:00,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:24:00,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:00,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:24:00,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:00,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:00,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:00,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 03:24:00,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:00,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:00,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:00,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:00,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:00,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:24:00,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:00,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:24:00,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:00,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:00,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:00,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:00,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:24:00,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:00,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:00,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:00,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:00,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:00,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:00,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:24:00,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:00,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:00,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:00,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:00,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:24:00,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:24:00,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:00,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:00,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:00,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:00,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:00,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:00,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:00,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:00,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:00,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:00,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:24:00,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 03:24:00,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:00,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:00,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:00,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:00,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:00,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:00,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:00,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:00,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:24:00,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:00,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:00,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-27 03:24:00,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:00,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:00,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:00,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:00,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:00,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:24:00,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:00,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:00,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:24:00,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:00,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:00,688 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 03:24:00,689 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1920661605] [2020-10-27 03:24:00,690 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:24:00,690 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 03:24:00,691 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879013595] [2020-10-27 03:24:00,693 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 03:24:00,693 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:24:00,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 03:24:00,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-27 03:24:00,695 INFO L87 Difference]: Start difference. First operand 768 states and 953 transitions. Second operand 7 states. [2020-10-27 03:24:01,239 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:24:01,811 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:24:05,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:24:05,164 INFO L93 Difference]: Finished difference Result 2541 states and 3539 transitions. [2020-10-27 03:24:05,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 03:24:05,165 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 99 [2020-10-27 03:24:05,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:24:05,179 INFO L225 Difference]: With dead ends: 2541 [2020-10-27 03:24:05,179 INFO L226 Difference]: Without dead ends: 1779 [2020-10-27 03:24:05,183 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 39 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-10-27 03:24:05,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1779 states. [2020-10-27 03:24:05,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1779 to 1478. [2020-10-27 03:24:05,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1478 states. [2020-10-27 03:24:05,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 1478 states and 1867 transitions. [2020-10-27 03:24:05,514 INFO L78 Accepts]: Start accepts. Automaton has 1478 states and 1867 transitions. Word has length 99 [2020-10-27 03:24:05,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:24:05,514 INFO L481 AbstractCegarLoop]: Abstraction has 1478 states and 1867 transitions. [2020-10-27 03:24:05,514 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 03:24:05,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 1867 transitions. [2020-10-27 03:24:05,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-10-27 03:24:05,518 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:24:05,518 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:24:05,518 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 03:24:05,518 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:24:05,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:24:05,519 INFO L82 PathProgramCache]: Analyzing trace with hash -841405987, now seen corresponding path program 1 times [2020-10-27 03:24:05,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:24:05,519 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1355034367] [2020-10-27 03:24:05,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:24:05,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:05,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:05,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:06,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:06,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 153 [2020-10-27 03:24:06,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:24:06,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 752 [2020-10-27 03:24:06,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:06,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:24:06,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-27 03:24:06,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-27 03:24:06,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:06,570 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:24:06,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:24:06,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:06,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:06,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:06,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:06,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:06,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 03:24:06,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:06,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:06,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:06,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:06,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:06,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:24:06,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:06,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:06,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:06,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:06,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:06,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:06,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:06,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:06,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:06,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:06,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:06,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:24:06,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:06,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:06,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:06,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:06,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:06,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:06,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:06,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:06,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:06,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:06,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:06,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:24:06,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:06,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:06,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:06,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:06,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:06,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:06,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:06,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:06,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:06,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:06,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:06,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:24:06,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:06,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:06,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:06,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:06,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:06,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:06,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:06,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:06,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:06,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:06,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:06,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:24:06,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:06,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:06,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:06,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:06,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:06,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:06,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:06,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:06,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:06,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:06,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:06,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-27 03:24:06,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:06,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:06,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:06,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:06,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:06,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:06,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:06,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:06,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:06,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:24:06,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:06,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 03:24:06,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:06,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:06,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:06,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:24:06,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:06,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 03:24:06,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:06,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:24:06,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-27 03:24:06,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 03:24:06,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:06,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:24:06,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:06,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:06,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:06,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:24:06,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:06,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 03:24:06,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:06,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:24:06,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:06,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-27 03:24:06,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:06,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:24:06,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:06,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:06,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:06,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:24:06,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:06,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:24:06,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:06,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:06,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:06,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:06,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:06,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:06,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:06,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:06,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:06,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:24:06,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:06,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:06,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:06,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:06,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:06,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:06,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:06,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:24:06,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:06,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:06,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:06,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:24:06,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:06,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 03:24:06,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:06,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:24:06,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:06,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 03:24:06,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:06,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:06,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:06,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:06,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:06,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:24:06,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:06,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 03:24:06,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:06,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:24:06,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:06,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:24:06,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:06,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:06,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:06,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:06,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:06,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:06,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:06,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:06,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:06,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:24:06,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:06,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:24:06,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:06,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:24:06,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:06,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:06,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:06,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:06,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:06,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:06,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:06,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:06,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:06,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:24:06,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:06,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 03:24:06,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:06,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:06,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:06,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:06,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:06,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:06,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:06,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:06,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:24:06,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:06,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:06,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 03:24:06,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:06,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:06,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:06,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:06,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:06,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:06,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:06,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:06,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:24:06,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:06,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:06,971 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 03:24:06,971 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1355034367] [2020-10-27 03:24:06,971 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:24:06,972 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-27 03:24:06,972 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679885441] [2020-10-27 03:24:06,972 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 03:24:06,972 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:24:06,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 03:24:06,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2020-10-27 03:24:06,973 INFO L87 Difference]: Start difference. First operand 1478 states and 1867 transitions. Second operand 13 states. [2020-10-27 03:24:07,527 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:24:08,273 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:24:08,865 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:09,290 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:10,483 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:10,801 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:11,135 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:11,442 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:11,775 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:12,073 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:12,406 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:12,761 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:14,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:24:14,365 INFO L93 Difference]: Finished difference Result 2902 states and 3883 transitions. [2020-10-27 03:24:14,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-27 03:24:14,365 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 103 [2020-10-27 03:24:14,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:24:14,377 INFO L225 Difference]: With dead ends: 2902 [2020-10-27 03:24:14,377 INFO L226 Difference]: Without dead ends: 1600 [2020-10-27 03:24:14,384 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 328 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=287, Invalid=1119, Unknown=0, NotChecked=0, Total=1406 [2020-10-27 03:24:14,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1600 states. [2020-10-27 03:24:14,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1600 to 1374. [2020-10-27 03:24:14,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1374 states. [2020-10-27 03:24:14,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 1374 states and 1679 transitions. [2020-10-27 03:24:14,668 INFO L78 Accepts]: Start accepts. Automaton has 1374 states and 1679 transitions. Word has length 103 [2020-10-27 03:24:14,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:24:14,668 INFO L481 AbstractCegarLoop]: Abstraction has 1374 states and 1679 transitions. [2020-10-27 03:24:14,668 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 03:24:14,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1679 transitions. [2020-10-27 03:24:14,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-27 03:24:14,672 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:24:14,673 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:24:14,673 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 03:24:14,674 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:24:14,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:24:14,674 INFO L82 PathProgramCache]: Analyzing trace with hash -1182276271, now seen corresponding path program 1 times [2020-10-27 03:24:14,674 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:24:14,674 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [401703083] [2020-10-27 03:24:14,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:24:14,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:14,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:14,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:14,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:14,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-27 03:24:14,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:24:14,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 229 [2020-10-27 03:24:14,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:14,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:14,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-27 03:24:14,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:24:14,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:15,279 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:24:15,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:24:15,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:15,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:15,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:15,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:15,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:15,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-27 03:24:15,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:15,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:15,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:15,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:15,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:15,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:24:15,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:15,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:15,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:15,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:15,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:15,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:15,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:15,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:15,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:15,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:15,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:15,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:24:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:15,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:15,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:15,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:15,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:15,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:15,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:15,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:15,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:15,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:15,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:15,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:24:15,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:15,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:15,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:15,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:15,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:15,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:15,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:15,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:15,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:15,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:15,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:15,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:24:15,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:15,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:15,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:15,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:15,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:15,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:15,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:15,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:15,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:15,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:15,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:15,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:24:15,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:15,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:15,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:15,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:15,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:15,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:15,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:15,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:15,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:15,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:15,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:15,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 03:24:15,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:15,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:15,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:15,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:24:15,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:15,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:15,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:15,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:15,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:15,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 03:24:15,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:15,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 03:24:15,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:15,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:15,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:15,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 03:24:15,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:15,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 03:24:15,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:15,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:15,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 03:24:15,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-27 03:24:15,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:15,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:24:15,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:15,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:15,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:15,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:24:15,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:15,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 03:24:15,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:15,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:15,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:15,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-27 03:24:15,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:15,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:24:15,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:15,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:15,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:15,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:24:15,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:15,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:24:15,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:15,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:15,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:15,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:15,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:15,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:24:15,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:15,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:15,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:15,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:24:15,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:15,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:24:15,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:15,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:15,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:15,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:15,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:15,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:15,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:15,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:15,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:15,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:24:15,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:15,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:15,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:15,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:15,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:15,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:15,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:15,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:24:15,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:15,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:15,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:15,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:24:15,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:15,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:24:15,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:15,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:15,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:15,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:15,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:15,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:15,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:15,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:15,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:15,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:24:15,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:15,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:15,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:15,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:15,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:15,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:15,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:15,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:15,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:15,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:15,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:15,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:15,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:15,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:15,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:15,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:15,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:15,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:15,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:15,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:24:15,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:15,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:15,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:15,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:15,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:15,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:15,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:15,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:15,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:15,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:15,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:15,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:24:15,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:15,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:15,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:15,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:24:15,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:15,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:24:15,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:15,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:15,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:15,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:24:15,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:15,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:15,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:15,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:15,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:15,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:15,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:15,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:15,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:15,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:15,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:15,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:15,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:15,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 03:24:15,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:15,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:15,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:15,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:15,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:15,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:15,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:15,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:15,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:24:15,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:15,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:15,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 03:24:15,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:15,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:15,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:15,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:15,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:15,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:15,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:15,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:15,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:24:15,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:15,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:15,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 03:24:15,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:15,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:15,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:15,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:15,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:15,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:15,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:15,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:15,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:24:15,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:15,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:15,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-27 03:24:15,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:15,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:15,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:15,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:15,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:15,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:15,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:15,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:15,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:24:15,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:15,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:15,557 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-27 03:24:15,557 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [401703083] [2020-10-27 03:24:15,557 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:24:15,558 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 03:24:15,558 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152701096] [2020-10-27 03:24:15,558 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 03:24:15,559 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:24:15,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 03:24:15,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-10-27 03:24:15,559 INFO L87 Difference]: Start difference. First operand 1374 states and 1679 transitions. Second operand 10 states. [2020-10-27 03:24:15,989 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:24:16,683 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:24:19,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:24:19,031 INFO L93 Difference]: Finished difference Result 1866 states and 2373 transitions. [2020-10-27 03:24:19,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-27 03:24:19,031 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 136 [2020-10-27 03:24:19,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:24:19,037 INFO L225 Difference]: With dead ends: 1866 [2020-10-27 03:24:19,037 INFO L226 Difference]: Without dead ends: 776 [2020-10-27 03:24:19,041 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=145, Invalid=455, Unknown=0, NotChecked=0, Total=600 [2020-10-27 03:24:19,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 776 states. [2020-10-27 03:24:19,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 776 to 668. [2020-10-27 03:24:19,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 668 states. [2020-10-27 03:24:19,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 668 states and 796 transitions. [2020-10-27 03:24:19,241 INFO L78 Accepts]: Start accepts. Automaton has 668 states and 796 transitions. Word has length 136 [2020-10-27 03:24:19,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:24:19,242 INFO L481 AbstractCegarLoop]: Abstraction has 668 states and 796 transitions. [2020-10-27 03:24:19,242 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 03:24:19,242 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 796 transitions. [2020-10-27 03:24:19,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-27 03:24:19,259 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:24:19,259 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:24:19,260 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 03:24:19,265 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:24:19,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:24:19,267 INFO L82 PathProgramCache]: Analyzing trace with hash 1709100650, now seen corresponding path program 1 times [2020-10-27 03:24:19,267 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:24:19,267 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1796986912] [2020-10-27 03:24:19,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:24:19,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:19,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:19,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 222 [2020-10-27 03:24:20,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:24:20,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1019 [2020-10-27 03:24:20,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:24:20,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 145 [2020-10-27 03:24:20,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-27 03:24:20,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,584 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:24:20,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:24:20,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:20,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:20,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:20,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 03:24:20,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:20,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:20,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:20,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:24:20,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:20,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:20,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:20,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:20,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:20,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:20,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:20,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:24:20,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:20,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:20,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:20,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:20,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:20,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:20,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:20,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:24:20,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:20,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:20,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:20,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:20,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:20,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:20,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:20,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:24:20,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:20,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:20,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:20,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:20,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:20,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:20,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:20,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:24:20,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:20,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:20,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:20,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:20,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:20,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:20,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:20,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 03:24:20,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:20,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 03:24:20,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:20,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:24:20,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:20,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:20,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:20,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:24:20,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:20,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:24:20,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:20,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:24:20,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:20,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:20,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:20,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:24:20,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:20,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 03:24:20,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:20,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:24:20,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:20,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:20,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:20,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:24:20,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:20,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:24:20,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:20,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:24:20,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:20,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:20,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:20,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:20,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:20,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:24:20,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:20,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:20,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:20,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:20,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:20,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:24:20,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:20,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 03:24:20,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:20,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:24:20,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:20,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:20,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:20,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:20,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:20,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:24:20,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:20,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:20,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:20,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:20,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:20,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:20,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:20,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:20,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:20,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:20,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:20,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:20,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:20,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:24:20,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:20,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:20,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:20,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:20,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:20,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:20,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:20,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:24:20,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:20,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:24:20,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:20,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:20,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:20,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:20,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:20,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:20,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:20,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:20,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:20,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:20,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:20,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:20,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:20,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 03:24:20,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:20,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:20,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:20,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:20,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:20,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:20,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:24:20,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 03:24:20,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:20,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:20,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:20,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:24:20,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:20,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:20,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:24:20,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 03:24:20,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:20,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-27 03:24:20,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:20,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 03:24:20,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:24:20,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 03:24:20,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 03:24:20,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:24:20,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:20,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:24:20,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:20,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:24:20,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:24:20,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:20,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:24:20,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:24:20,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:20,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:20,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:20,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:24:20,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:24:20,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:20,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:24:20,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 03:24:20,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:20,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:24:20,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:20,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:24:20,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:24:20,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:20,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:24:20,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:24:20,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:20,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:24:20,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:20,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:20,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:20,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:24:20,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:20,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 03:24:20,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:20,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:20,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:20,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:20,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:20,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:24:20,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:20,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 03:24:20,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:24:20,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:24:20,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:24:20,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:24:20,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:24:20,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:24:20,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:24:20,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:24:20,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:24:20,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:24:20,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:24:20,915 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 19 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-27 03:24:20,915 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1796986912] [2020-10-27 03:24:20,915 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:24:20,916 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 03:24:20,916 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184915777] [2020-10-27 03:24:20,916 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 03:24:20,916 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:24:20,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 03:24:20,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2020-10-27 03:24:20,917 INFO L87 Difference]: Start difference. First operand 668 states and 796 transitions. Second operand 14 states. [2020-10-27 03:24:21,326 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:24:21,989 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:24:22,850 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:24:23,189 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:24:23,487 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:24:23,780 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:24,119 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:24,422 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:24:25,717 WARN L193 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 206 [2020-10-27 03:24:26,249 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 206 [2020-10-27 03:24:27,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:24:27,025 INFO L93 Difference]: Finished difference Result 1227 states and 1548 transitions. [2020-10-27 03:24:27,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-27 03:24:27,025 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 154 [2020-10-27 03:24:27,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:24:27,026 INFO L225 Difference]: With dead ends: 1227 [2020-10-27 03:24:27,027 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 03:24:27,031 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 275 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=262, Invalid=928, Unknown=0, NotChecked=0, Total=1190 [2020-10-27 03:24:27,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 03:24:27,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 03:24:27,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 03:24:27,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 03:24:27,032 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 154 [2020-10-27 03:24:27,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:24:27,032 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 03:24:27,032 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 03:24:27,033 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 03:24:27,033 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 03:24:27,033 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 03:24:27,035 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 03:24:29,860 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 383 DAG size of output: 297 [2020-10-27 03:24:32,334 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 224 [2020-10-27 03:24:32,950 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 221 [2020-10-27 03:24:33,433 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 326 DAG size of output: 268 [2020-10-27 03:24:35,241 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 224 [2020-10-27 03:24:35,829 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 221 [2020-10-27 03:24:37,494 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 297 [2020-10-27 03:24:38,012 WARN L193 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 297 [2020-10-27 03:24:41,263 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 297 [2020-10-27 03:24:42,240 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 18 [2020-10-27 03:24:42,843 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 16 [2020-10-27 03:24:43,504 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 25 [2020-10-27 03:24:43,716 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-27 03:24:43,927 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 24 [2020-10-27 03:24:44,124 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2020-10-27 03:24:44,344 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 24 [2020-10-27 03:24:44,549 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 1 [2020-10-27 03:24:45,225 WARN L193 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 26 [2020-10-27 03:24:45,938 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 28 [2020-10-27 03:24:46,630 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 19 [2020-10-27 03:24:47,439 WARN L193 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 30 [2020-10-27 03:24:48,183 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 24 [2020-10-27 03:24:48,394 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 1 [2020-10-27 03:24:48,896 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 15 [2020-10-27 03:24:49,153 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:24:49,410 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 19 [2020-10-27 03:24:49,950 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 35 [2020-10-27 03:24:50,847 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 25 [2020-10-27 03:24:51,534 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 20 [2020-10-27 03:24:51,774 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 03:24:52,861 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 193 DAG size of output: 25 [2020-10-27 03:24:53,088 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 24 [2020-10-27 03:24:53,705 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 19 [2020-10-27 03:24:53,945 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 24 [2020-10-27 03:24:54,600 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 22 [2020-10-27 03:24:55,129 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 15 [2020-10-27 03:24:55,419 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 16 [2020-10-27 03:24:56,487 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 190 DAG size of output: 25 [2020-10-27 03:24:56,755 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 25 [2020-10-27 03:24:57,389 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 18 [2020-10-27 03:24:57,619 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-27 03:24:58,230 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 16 [2020-10-27 03:24:59,006 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 22 [2020-10-27 03:24:59,694 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 20 [2020-10-27 03:24:59,904 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2020-10-27 03:25:00,159 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 19 [2020-10-27 03:25:00,387 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 24 [2020-10-27 03:25:01,088 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 28 [2020-10-27 03:25:01,792 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 28 [2020-10-27 03:25:02,859 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 188 DAG size of output: 33 [2020-10-27 03:25:03,690 WARN L193 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 23 [2020-10-27 03:25:03,920 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 24 [2020-10-27 03:25:04,149 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 24 [2020-10-27 03:25:04,378 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 24 [2020-10-27 03:25:04,603 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-27 03:25:05,689 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 214 DAG size of output: 34 [2020-10-27 03:25:05,899 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 1 [2020-10-27 03:25:06,844 WARN L193 SmtUtils]: Spent 929.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 24 [2020-10-27 03:25:07,047 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 1 [2020-10-27 03:25:07,634 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 19 [2020-10-27 03:25:08,305 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 28 [2020-10-27 03:25:09,622 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 201 DAG size of output: 33 [2020-10-27 03:25:09,628 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 03:25:09,629 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 03:25:09,629 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 03:25:09,629 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 03:25:09,629 INFO L274 CegarLoopResult]: For program point L578-2(lines 578 599) no Hoare annotation was computed. [2020-10-27 03:25:09,629 INFO L274 CegarLoopResult]: For program point L600(lines 577 601) no Hoare annotation was computed. [2020-10-27 03:25:09,629 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 553 608) no Hoare annotation was computed. [2020-10-27 03:25:09,629 INFO L274 CegarLoopResult]: For program point L584(lines 584 588) no Hoare annotation was computed. [2020-10-27 03:25:09,629 INFO L274 CegarLoopResult]: For program point L584-1(lines 584 588) no Hoare annotation was computed. [2020-10-27 03:25:09,629 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 553 608) no Hoare annotation was computed. [2020-10-27 03:25:09,630 INFO L274 CegarLoopResult]: For program point L579(line 579) no Hoare annotation was computed. [2020-10-27 03:25:09,630 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 553 608) no Hoare annotation was computed. [2020-10-27 03:25:09,630 INFO L274 CegarLoopResult]: For program point L641(lines 641 645) no Hoare annotation was computed. [2020-10-27 03:25:09,630 INFO L274 CegarLoopResult]: For program point L641-1(lines 641 645) no Hoare annotation was computed. [2020-10-27 03:25:09,630 INFO L274 CegarLoopResult]: For program point L636(line 636) no Hoare annotation was computed. [2020-10-27 03:25:09,630 INFO L274 CegarLoopResult]: For program point L635-2(lines 635 660) no Hoare annotation was computed. [2020-10-27 03:25:09,630 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 609 668) no Hoare annotation was computed. [2020-10-27 03:25:09,630 INFO L274 CegarLoopResult]: For program point L661(lines 634 662) no Hoare annotation was computed. [2020-10-27 03:25:09,630 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 609 668) no Hoare annotation was computed. [2020-10-27 03:25:09,630 INFO L274 CegarLoopResult]: For program point L654(line 654) no Hoare annotation was computed. [2020-10-27 03:25:09,632 INFO L274 CegarLoopResult]: For program point L654-1(line 654) no Hoare annotation was computed. [2020-10-27 03:25:09,632 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 609 668) no Hoare annotation was computed. [2020-10-27 03:25:09,632 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 101 107) the Hoare annotation is: true [2020-10-27 03:25:09,633 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 101 107) no Hoare annotation was computed. [2020-10-27 03:25:09,633 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 108 116) no Hoare annotation was computed. [2020-10-27 03:25:09,633 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 108 116) the Hoare annotation is: true [2020-10-27 03:25:09,633 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 108 116) no Hoare annotation was computed. [2020-10-27 03:25:09,634 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 939 961) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:25:09,634 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 939 961) no Hoare annotation was computed. [2020-10-27 03:25:09,634 INFO L270 CegarLoopResult]: At program point L951(line 951) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:25:09,634 INFO L270 CegarLoopResult]: At program point L951-1(line 951) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:25:09,634 INFO L274 CegarLoopResult]: For program point L949(lines 949 956) no Hoare annotation was computed. [2020-10-27 03:25:09,634 INFO L274 CegarLoopResult]: For program point L949-1(lines 949 956) no Hoare annotation was computed. [2020-10-27 03:25:09,634 INFO L274 CegarLoopResult]: For program point L947(line 947) no Hoare annotation was computed. [2020-10-27 03:25:09,634 INFO L270 CegarLoopResult]: At program point L946(line 946) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:25:09,634 INFO L270 CegarLoopResult]: At program point L945(line 945) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:25:09,635 INFO L270 CegarLoopResult]: At program point L945-1(line 945) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:25:09,635 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 939 961) no Hoare annotation was computed. [2020-10-27 03:25:09,635 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 898 921) no Hoare annotation was computed. [2020-10-27 03:25:09,635 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 898 921) no Hoare annotation was computed. [2020-10-27 03:25:09,635 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 898 921) no Hoare annotation was computed. [2020-10-27 03:25:09,635 INFO L274 CegarLoopResult]: For program point L916(line 916) no Hoare annotation was computed. [2020-10-27 03:25:09,635 INFO L274 CegarLoopResult]: For program point L915(line 915) no Hoare annotation was computed. [2020-10-27 03:25:09,635 INFO L274 CegarLoopResult]: For program point L914(line 914) no Hoare annotation was computed. [2020-10-27 03:25:09,635 INFO L274 CegarLoopResult]: For program point L913(line 913) no Hoare annotation was computed. [2020-10-27 03:25:09,635 INFO L274 CegarLoopResult]: For program point L912(line 912) no Hoare annotation was computed. [2020-10-27 03:25:09,635 INFO L274 CegarLoopResult]: For program point L911(line 911) no Hoare annotation was computed. [2020-10-27 03:25:09,635 INFO L274 CegarLoopResult]: For program point L910(line 910) no Hoare annotation was computed. [2020-10-27 03:25:09,635 INFO L274 CegarLoopResult]: For program point L909(line 909) no Hoare annotation was computed. [2020-10-27 03:25:09,636 INFO L274 CegarLoopResult]: For program point L908(line 908) no Hoare annotation was computed. [2020-10-27 03:25:09,636 INFO L274 CegarLoopResult]: For program point L907(line 907) no Hoare annotation was computed. [2020-10-27 03:25:09,636 INFO L274 CegarLoopResult]: For program point L906(line 906) no Hoare annotation was computed. [2020-10-27 03:25:09,636 INFO L274 CegarLoopResult]: For program point L905(line 905) no Hoare annotation was computed. [2020-10-27 03:25:09,636 INFO L274 CegarLoopResult]: For program point L904(line 904) no Hoare annotation was computed. [2020-10-27 03:25:09,636 INFO L274 CegarLoopResult]: For program point L903(line 903) no Hoare annotation was computed. [2020-10-27 03:25:09,636 INFO L270 CegarLoopResult]: At program point L277(line 277) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2))) [2020-10-27 03:25:09,636 INFO L274 CegarLoopResult]: For program point L277-1(lines 258 282) no Hoare annotation was computed. [2020-10-27 03:25:09,636 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 258 282) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:25:09,636 INFO L270 CegarLoopResult]: At program point L272(line 272) the Hoare annotation is: (let ((.cse3 (not (= 1 ~systemActive~0))) (.cse0 (<= processEnvironment__wrappee__methaneQuery_~tmp~1 0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (< 0 (+ processEnvironment__wrappee__methaneQuery_~tmp~1 1)))) (and (or (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2) (not (= ~methaneLevelCritical~0 0)) .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse3 (and .cse0 .cse1 .cse2) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:25:09,637 INFO L270 CegarLoopResult]: At program point L268(line 268) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (<= 2 ~waterLevel~0)) (.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 (and .cse1 .cse2 (= ~pumpRunning~0 0))) (or (not (= ~methaneLevelCritical~0 1)) (and .cse1 .cse2) .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:25:09,637 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 258 282) no Hoare annotation was computed. [2020-10-27 03:25:09,637 INFO L274 CegarLoopResult]: For program point L266(lines 266 274) no Hoare annotation was computed. [2020-10-27 03:25:09,637 INFO L270 CegarLoopResult]: At program point L264(line 264) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) (and .cse0 (= ~pumpRunning~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:25:09,637 INFO L274 CegarLoopResult]: For program point L264-1(line 264) no Hoare annotation was computed. [2020-10-27 03:25:09,637 INFO L274 CegarLoopResult]: For program point L262(lines 262 279) no Hoare annotation was computed. [2020-10-27 03:25:09,637 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 417 431) no Hoare annotation was computed. [2020-10-27 03:25:09,637 INFO L270 CegarLoopResult]: At program point L423(line 423) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (= |old(~systemActive~0)| 0)) (.cse2 (and (= |old(~systemActive~0)| ~systemActive~0) .cse8)) (.cse3 (not (<= 2 ~waterLevel~0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= |old(~systemActive~0)| 1))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (and (= 1 ~systemActive~0) .cse8))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4) (or .cse5 .cse4) (or .cse5 .cse0 .cse2 .cse3) (or .cse6 .cse7 .cse1) (or .cse6 .cse5 .cse7)))) [2020-10-27 03:25:09,638 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 417 431) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (= |old(~systemActive~0)| 0)) (.cse2 (and (= |old(~systemActive~0)| ~systemActive~0) .cse8)) (.cse5 (not (<= 2 ~waterLevel~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= |old(~systemActive~0)| 1))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (and (= 1 ~systemActive~0) .cse8))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse4 .cse3 .cse2 .cse5) (or .cse0 .cse4 .cse2 .cse5) (or .cse6 .cse7 .cse3) (or .cse6 .cse0 .cse7)))) [2020-10-27 03:25:09,638 INFO L274 CegarLoopResult]: For program point L421(lines 421 427) no Hoare annotation was computed. [2020-10-27 03:25:09,638 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 417 431) no Hoare annotation was computed. [2020-10-27 03:25:09,638 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 353 361) no Hoare annotation was computed. [2020-10-27 03:25:09,638 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 353 361) the Hoare annotation is: true [2020-10-27 03:25:09,638 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 353 361) no Hoare annotation was computed. [2020-10-27 03:25:09,638 INFO L274 CegarLoopResult]: For program point L381(lines 381 389) no Hoare annotation was computed. [2020-10-27 03:25:09,638 INFO L274 CegarLoopResult]: For program point L381-2(lines 381 389) no Hoare annotation was computed. [2020-10-27 03:25:09,638 INFO L274 CegarLoopResult]: For program point L369(lines 369 377) no Hoare annotation was computed. [2020-10-27 03:25:09,638 INFO L274 CegarLoopResult]: For program point L369-2(lines 369 377) no Hoare annotation was computed. [2020-10-27 03:25:09,638 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 362 397) no Hoare annotation was computed. [2020-10-27 03:25:09,638 INFO L274 CegarLoopResult]: For program point L392(line 392) no Hoare annotation was computed. [2020-10-27 03:25:09,639 INFO L274 CegarLoopResult]: For program point L392-1(line 392) no Hoare annotation was computed. [2020-10-27 03:25:09,639 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 362 397) no Hoare annotation was computed. [2020-10-27 03:25:09,639 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 362 397) no Hoare annotation was computed. [2020-10-27 03:25:09,639 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 94 100) no Hoare annotation was computed. [2020-10-27 03:25:09,640 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 94 100) the Hoare annotation is: true [2020-10-27 03:25:09,640 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 507 552) no Hoare annotation was computed. [2020-10-27 03:25:09,640 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 507 552) no Hoare annotation was computed. [2020-10-27 03:25:09,640 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 507 552) no Hoare annotation was computed. [2020-10-27 03:25:09,640 INFO L274 CegarLoopResult]: For program point L834-1(lines 834 854) no Hoare annotation was computed. [2020-10-27 03:25:09,640 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 820 865) no Hoare annotation was computed. [2020-10-27 03:25:09,640 INFO L274 CegarLoopResult]: For program point L851(lines 851 852) no Hoare annotation was computed. [2020-10-27 03:25:09,640 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 844 845) no Hoare annotation was computed. [2020-10-27 03:25:09,641 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 851 852) no Hoare annotation was computed. [2020-10-27 03:25:09,641 INFO L274 CegarLoopResult]: For program point L844(lines 844 845) no Hoare annotation was computed. [2020-10-27 03:25:09,641 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 820 865) no Hoare annotation was computed. [2020-10-27 03:25:09,641 INFO L274 CegarLoopResult]: For program point L840(lines 840 847) no Hoare annotation was computed. [2020-10-27 03:25:09,642 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 820 865) no Hoare annotation was computed. [2020-10-27 03:25:09,642 INFO L274 CegarLoopResult]: For program point L834(lines 834 854) no Hoare annotation was computed. [2020-10-27 03:25:09,642 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 929 938) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:25:09,642 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 929 938) no Hoare annotation was computed. [2020-10-27 03:25:09,642 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 929 938) no Hoare annotation was computed. [2020-10-27 03:25:09,642 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 342 352) the Hoare annotation is: true [2020-10-27 03:25:09,642 INFO L277 CegarLoopResult]: At program point L347(line 347) the Hoare annotation is: true [2020-10-27 03:25:09,642 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 342 352) no Hoare annotation was computed. [2020-10-27 03:25:09,642 INFO L274 CegarLoopResult]: For program point L347-1(line 347) no Hoare annotation was computed. [2020-10-27 03:25:09,642 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 342 352) no Hoare annotation was computed. [2020-10-27 03:25:09,642 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 334 341) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse3 .cse4) (or .cse5 .cse1 .cse2) (or .cse5 .cse3 .cse1 .cse4))) [2020-10-27 03:25:09,643 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 334 341) no Hoare annotation was computed. [2020-10-27 03:25:09,643 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 334 341) no Hoare annotation was computed. [2020-10-27 03:25:09,643 INFO L274 CegarLoopResult]: For program point L207(lines 207 213) no Hoare annotation was computed. [2020-10-27 03:25:09,643 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 203 216) no Hoare annotation was computed. [2020-10-27 03:25:09,643 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 203 216) the Hoare annotation is: true [2020-10-27 03:25:09,643 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 203 216) no Hoare annotation was computed. [2020-10-27 03:25:09,643 INFO L274 CegarLoopResult]: For program point L290-1(line 290) no Hoare annotation was computed. [2020-10-27 03:25:09,643 INFO L274 CegarLoopResult]: For program point L288(lines 288 305) no Hoare annotation was computed. [2020-10-27 03:25:09,643 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 284 308) no Hoare annotation was computed. [2020-10-27 03:25:09,643 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 284 308) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2020-10-27 03:25:09,643 INFO L270 CegarLoopResult]: At program point L303(line 303) the Hoare annotation is: (let ((.cse2 (= 1 ~systemActive~0))) (let ((.cse0 (and .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0))) (.cse1 (not .cse2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1)))) [2020-10-27 03:25:09,644 INFO L274 CegarLoopResult]: For program point L303-1(lines 284 308) no Hoare annotation was computed. [2020-10-27 03:25:09,644 INFO L270 CegarLoopResult]: At program point L298(line 298) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1))) [2020-10-27 03:25:09,644 INFO L270 CegarLoopResult]: At program point L294(line 294) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse1) (or .cse4 .cse1 .cse2) (or (and .cse3 (<= 1 processEnvironment_~tmp~2)) .cse4 .cse1))) [2020-10-27 03:25:09,644 INFO L274 CegarLoopResult]: For program point L292(lines 292 300) no Hoare annotation was computed. [2020-10-27 03:25:09,644 INFO L270 CegarLoopResult]: At program point L290(line 290) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse1) (or .cse4 .cse3 .cse1) (or .cse4 .cse1 .cse2))) [2020-10-27 03:25:09,644 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 250 256) no Hoare annotation was computed. [2020-10-27 03:25:09,644 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 250 256) the Hoare annotation is: true [2020-10-27 03:25:09,644 INFO L270 CegarLoopResult]: At program point testENTRY(lines 434 499) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:25:09,644 INFO L274 CegarLoopResult]: For program point L446(lines 446 450) no Hoare annotation was computed. [2020-10-27 03:25:09,644 INFO L274 CegarLoopResult]: For program point testFINAL(lines 434 499) no Hoare annotation was computed. [2020-10-27 03:25:09,644 INFO L270 CegarLoopResult]: At program point L492(lines 443 493) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (<= 1 ~methaneLevelCritical~0))) [2020-10-27 03:25:09,645 INFO L270 CegarLoopResult]: At program point L482(line 482) the Hoare annotation is: (let ((.cse0 (not (= 0 ~systemActive~0))) (.cse1 (<= 2 ~waterLevel~0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~methaneLevelCritical~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse5 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (and .cse2 .cse3) (and .cse0 .cse1 .cse4) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse4) (and .cse3 .cse4) (and .cse2 .cse5))) [2020-10-27 03:25:09,645 INFO L274 CegarLoopResult]: For program point L480(lines 480 486) no Hoare annotation was computed. [2020-10-27 03:25:09,645 INFO L270 CegarLoopResult]: At program point L480-1(lines 474 487) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= 0 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse2 .cse3) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~methaneLevelCritical~0 1) .cse1) (and .cse2 .cse3 (<= 1 ~methaneLevelCritical~0)))) [2020-10-27 03:25:09,645 INFO L274 CegarLoopResult]: For program point L445(lines 444 491) no Hoare annotation was computed. [2020-10-27 03:25:09,645 INFO L274 CegarLoopResult]: For program point L474(lines 474 487) no Hoare annotation was computed. [2020-10-27 03:25:09,645 INFO L270 CegarLoopResult]: At program point L466(line 466) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1) (and .cse2 .cse0) (not (= |old(~pumpRunning~0)| 0)) (and .cse2 .cse3 .cse1) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse3 .cse1 (<= 1 ~methaneLevelCritical~0)))) [2020-10-27 03:25:09,645 INFO L274 CegarLoopResult]: For program point L464(lines 464 470) no Hoare annotation was computed. [2020-10-27 03:25:09,645 INFO L274 CegarLoopResult]: For program point L464-1(lines 464 470) no Hoare annotation was computed. [2020-10-27 03:25:09,646 INFO L270 CegarLoopResult]: At program point L489(lines 444 491) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1) (and .cse2 .cse0) (not (= |old(~pumpRunning~0)| 0)) (and .cse2 .cse3 .cse1) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse3 .cse1 (<= 1 ~methaneLevelCritical~0)))) [2020-10-27 03:25:09,646 INFO L270 CegarLoopResult]: At program point L456(line 456) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1) (and .cse2 .cse0) (not (= |old(~pumpRunning~0)| 0)) (and .cse2 .cse3 .cse1) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse3 .cse1 (<= 1 ~methaneLevelCritical~0)))) [2020-10-27 03:25:09,646 INFO L274 CegarLoopResult]: For program point L454(lines 454 460) no Hoare annotation was computed. [2020-10-27 03:25:09,646 INFO L274 CegarLoopResult]: For program point L454-1(lines 454 460) no Hoare annotation was computed. [2020-10-27 03:25:09,646 INFO L274 CegarLoopResult]: For program point testEXIT(lines 434 499) no Hoare annotation was computed. [2020-10-27 03:25:09,646 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 798 799) no Hoare annotation was computed. [2020-10-27 03:25:09,646 INFO L274 CegarLoopResult]: For program point L798(lines 798 799) no Hoare annotation was computed. [2020-10-27 03:25:09,646 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 805 806) no Hoare annotation was computed. [2020-10-27 03:25:09,646 INFO L274 CegarLoopResult]: For program point L794(lines 794 801) no Hoare annotation was computed. [2020-10-27 03:25:09,646 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 774 819) no Hoare annotation was computed. [2020-10-27 03:25:09,646 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 774 819) no Hoare annotation was computed. [2020-10-27 03:25:09,647 INFO L274 CegarLoopResult]: For program point L788(lines 788 808) no Hoare annotation was computed. [2020-10-27 03:25:09,647 INFO L274 CegarLoopResult]: For program point L788-1(lines 788 808) no Hoare annotation was computed. [2020-10-27 03:25:09,647 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 774 819) no Hoare annotation was computed. [2020-10-27 03:25:09,647 INFO L274 CegarLoopResult]: For program point L805(lines 805 806) no Hoare annotation was computed. [2020-10-27 03:25:09,647 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 309 316) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-27 03:25:09,647 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 309 316) no Hoare annotation was computed. [2020-10-27 03:25:09,647 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 309 316) no Hoare annotation was computed. [2020-10-27 03:25:09,647 INFO L274 CegarLoopResult]: For program point L179-2(lines 179 187) no Hoare annotation was computed. [2020-10-27 03:25:09,647 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 171 193) no Hoare annotation was computed. [2020-10-27 03:25:09,647 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 171 193) no Hoare annotation was computed. [2020-10-27 03:25:09,647 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 171 193) no Hoare annotation was computed. [2020-10-27 03:25:09,647 INFO L274 CegarLoopResult]: For program point L179(lines 179 187) no Hoare annotation was computed. [2020-10-27 03:25:09,647 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 84 93) no Hoare annotation was computed. [2020-10-27 03:25:09,648 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 84 93) no Hoare annotation was computed. [2020-10-27 03:25:09,648 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 84 93) no Hoare annotation was computed. [2020-10-27 03:25:09,648 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 671 773) no Hoare annotation was computed. [2020-10-27 03:25:09,648 INFO L274 CegarLoopResult]: For program point L700(lines 700 716) no Hoare annotation was computed. [2020-10-27 03:25:09,648 INFO L274 CegarLoopResult]: For program point L760(lines 760 767) no Hoare annotation was computed. [2020-10-27 03:25:09,648 INFO L274 CegarLoopResult]: For program point L721(lines 720 740) no Hoare annotation was computed. [2020-10-27 03:25:09,648 INFO L274 CegarLoopResult]: For program point L752(line 752) no Hoare annotation was computed. [2020-10-27 03:25:09,648 INFO L274 CegarLoopResult]: For program point L752-1(line 752) no Hoare annotation was computed. [2020-10-27 03:25:09,648 INFO L274 CegarLoopResult]: For program point L717(lines 717 758) no Hoare annotation was computed. [2020-10-27 03:25:09,648 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 671 773) no Hoare annotation was computed. [2020-10-27 03:25:09,648 INFO L274 CegarLoopResult]: For program point L736(line 736) no Hoare annotation was computed. [2020-10-27 03:25:09,648 INFO L274 CegarLoopResult]: For program point L736-1(line 736) no Hoare annotation was computed. [2020-10-27 03:25:09,648 INFO L274 CegarLoopResult]: For program point L695(lines 695 699) no Hoare annotation was computed. [2020-10-27 03:25:09,648 INFO L274 CegarLoopResult]: For program point L759(lines 759 770) no Hoare annotation was computed. [2020-10-27 03:25:09,648 INFO L274 CegarLoopResult]: For program point L722(lines 722 726) no Hoare annotation was computed. [2020-10-27 03:25:09,649 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 671 773) no Hoare annotation was computed. [2020-10-27 03:25:09,649 INFO L274 CegarLoopResult]: For program point L720-2(lines 720 740) no Hoare annotation was computed. [2020-10-27 03:25:09,649 INFO L274 CegarLoopResult]: For program point L741(lines 719 742) no Hoare annotation was computed. [2020-10-27 03:25:09,649 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:25:09,649 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string77.base| |old(#t~string77.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 03:25:09,649 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:25:09,649 INFO L274 CegarLoopResult]: For program point L322-1(line 322) no Hoare annotation was computed. [2020-10-27 03:25:09,649 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 317 333) no Hoare annotation was computed. [2020-10-27 03:25:09,649 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 317 333) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2 .cse3))) [2020-10-27 03:25:09,649 INFO L270 CegarLoopResult]: At program point L328(line 328) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 2 ~waterLevel~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 0)) .cse0 (and (= ~methaneLevelCritical~0 activatePump_~tmp~3) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse1 .cse2))) [2020-10-27 03:25:09,649 INFO L274 CegarLoopResult]: For program point L328-1(lines 317 333) no Hoare annotation was computed. [2020-10-27 03:25:09,650 INFO L274 CegarLoopResult]: For program point L324(lines 324 330) no Hoare annotation was computed. [2020-10-27 03:25:09,650 INFO L270 CegarLoopResult]: At program point L322(line 322) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2 .cse3))) [2020-10-27 03:25:09,650 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 194 202) no Hoare annotation was computed. [2020-10-27 03:25:09,650 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 194 202) no Hoare annotation was computed. [2020-10-27 03:25:09,650 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 194 202) no Hoare annotation was computed. [2020-10-27 03:25:09,650 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 398 416) no Hoare annotation was computed. [2020-10-27 03:25:09,650 INFO L274 CegarLoopResult]: For program point L407(lines 407 411) no Hoare annotation was computed. [2020-10-27 03:25:09,650 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 398 416) the Hoare annotation is: true [2020-10-27 03:25:09,650 INFO L277 CegarLoopResult]: At program point L405(line 405) the Hoare annotation is: true [2020-10-27 03:25:09,650 INFO L274 CegarLoopResult]: For program point L407-2(lines 407 411) no Hoare annotation was computed. [2020-10-27 03:25:09,650 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 398 416) no Hoare annotation was computed. [2020-10-27 03:25:09,650 INFO L274 CegarLoopResult]: For program point L405-1(line 405) no Hoare annotation was computed. [2020-10-27 03:25:09,651 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 150 161) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse4 (not (= 0 ~systemActive~0))) (.cse3 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse5 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4 .cse2) (or .cse3 .cse4 (not (<= 1 |old(~methaneLevelCritical~0)|)) .cse5) (or .cse3 .cse1 (not (= |old(~methaneLevelCritical~0)| 1)) .cse5))) [2020-10-27 03:25:09,651 INFO L274 CegarLoopResult]: For program point L154-1(lines 150 161) no Hoare annotation was computed. [2020-10-27 03:25:09,651 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 150 161) no Hoare annotation was computed. [2020-10-27 03:25:09,651 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:25:09,651 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 03:25:09,651 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:25:09,651 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 162 170) the Hoare annotation is: true [2020-10-27 03:25:09,651 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 162 170) no Hoare annotation was computed. [2020-10-27 03:25:09,651 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 162 170) no Hoare annotation was computed. [2020-10-27 03:25:09,652 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 226 249) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) (not (= 1 ~systemActive~0))) (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:25:09,652 INFO L270 CegarLoopResult]: At program point L239(line 239) the Hoare annotation is: (let ((.cse1 (not (= 0 ~systemActive~0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse3 (not (= 1 ~systemActive~0))) (or .cse0 .cse3) (or .cse4 .cse1 .cse2) (or (and .cse5 .cse3) .cse4 .cse2) (or .cse5 .cse0 .cse2))) [2020-10-27 03:25:09,652 INFO L270 CegarLoopResult]: At program point L237(lines 237 243) the Hoare annotation is: (let ((.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse5 (and .cse2 .cse6)) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse2 .cse3 .cse0 .cse4) (or .cse5 (not (<= 1 ~methaneLevelCritical~0)) .cse4) (or .cse5 .cse3 (not (= 0 ~systemActive~0)) .cse4) (or .cse3 .cse6 .cse0 (<= 2 ~waterLevel~0) .cse1)))) [2020-10-27 03:25:09,652 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 226 249) no Hoare annotation was computed. [2020-10-27 03:25:09,652 INFO L270 CegarLoopResult]: At program point L232(line 232) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) (not (= 1 ~systemActive~0))) (or .cse1 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or .cse0 .cse1))) [2020-10-27 03:25:09,652 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 226 249) no Hoare annotation was computed. [2020-10-27 03:25:09,652 INFO L274 CegarLoopResult]: For program point L230(lines 229 248) no Hoare annotation was computed. [2020-10-27 03:25:09,652 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 868 897) no Hoare annotation was computed. [2020-10-27 03:25:09,652 INFO L277 CegarLoopResult]: At program point L893(lines 868 897) the Hoare annotation is: true [2020-10-27 03:25:09,653 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 868 897) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:25:09,653 INFO L274 CegarLoopResult]: For program point L889(line 889) no Hoare annotation was computed. [2020-10-27 03:25:09,653 INFO L274 CegarLoopResult]: For program point L882(lines 882 886) no Hoare annotation was computed. [2020-10-27 03:25:09,653 INFO L270 CegarLoopResult]: At program point L882-1(lines 882 886) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:25:09,653 INFO L274 CegarLoopResult]: For program point L879(line 879) no Hoare annotation was computed. [2020-10-27 03:25:09,653 INFO L270 CegarLoopResult]: At program point L878-2(lines 878 892) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:25:09,653 INFO L270 CegarLoopResult]: At program point L874(line 874) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:25:09,653 INFO L274 CegarLoopResult]: For program point L874-1(line 874) no Hoare annotation was computed. [2020-10-27 03:25:09,653 INFO L274 CegarLoopResult]: For program point L130-1(lines 126 137) no Hoare annotation was computed. [2020-10-27 03:25:09,653 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 126 137) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-27 03:25:09,653 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 126 137) no Hoare annotation was computed. [2020-10-27 03:25:09,653 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 922 928) no Hoare annotation was computed. [2020-10-27 03:25:09,653 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 922 928) the Hoare annotation is: true [2020-10-27 03:25:09,654 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:25:09,654 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-27 03:25:09,654 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 03:25:09,654 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:25:09,654 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 138 149) no Hoare annotation was computed. [2020-10-27 03:25:09,654 INFO L274 CegarLoopResult]: For program point L142-1(lines 138 149) no Hoare annotation was computed. [2020-10-27 03:25:09,654 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 138 149) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= 1 ~systemActive~0))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse3 (not (= 0 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse2 .cse4) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse4) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse3))) [2020-10-27 03:25:09,654 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 71 78) no Hoare annotation was computed. [2020-10-27 03:25:09,654 INFO L274 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-10-27 03:25:09,654 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 71 78) the Hoare annotation is: true [2020-10-27 03:25:09,654 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 71 78) no Hoare annotation was computed. [2020-10-27 03:25:09,654 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 45 69) the Hoare annotation is: true [2020-10-27 03:25:09,654 INFO L270 CegarLoopResult]: At program point L59(line 59) the Hoare annotation is: (let ((.cse1 (not (= 1 ~systemActive~0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (not (= 0 ~systemActive~0)))) (and (or .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse1) (or .cse2 .cse0 .cse3) (or (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3))) [2020-10-27 03:25:09,654 INFO L274 CegarLoopResult]: For program point L57(lines 57 63) no Hoare annotation was computed. [2020-10-27 03:25:09,655 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 45 69) no Hoare annotation was computed. [2020-10-27 03:25:09,655 INFO L270 CegarLoopResult]: At program point L55(line 55) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (not (= 1 ~systemActive~0))) (or (not (= ~pumpRunning~0 0)) .cse0 (not (= 0 ~systemActive~0))))) [2020-10-27 03:25:09,655 INFO L274 CegarLoopResult]: For program point L55-1(line 55) no Hoare annotation was computed. [2020-10-27 03:25:09,655 INFO L274 CegarLoopResult]: For program point L53(lines 53 66) no Hoare annotation was computed. [2020-10-27 03:25:09,655 INFO L274 CegarLoopResult]: For program point L53-1(lines 45 69) no Hoare annotation was computed. [2020-10-27 03:25:09,655 INFO L277 CegarLoopResult]: At program point L51(line 51) the Hoare annotation is: true [2020-10-27 03:25:09,655 INFO L274 CegarLoopResult]: For program point L51-1(line 51) no Hoare annotation was computed. [2020-10-27 03:25:09,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 03:25:09 BoogieIcfgContainer [2020-10-27 03:25:09,677 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 03:25:09,678 INFO L168 Benchmark]: Toolchain (without parser) took 130113.80 ms. Allocated memory was 151.0 MB in the beginning and 823.1 MB in the end (delta: 672.1 MB). Free memory was 125.3 MB in the beginning and 365.7 MB in the end (delta: -240.4 MB). Peak memory consumption was 517.2 MB. Max. memory is 8.0 GB. [2020-10-27 03:25:09,679 INFO L168 Benchmark]: CDTParser took 0.61 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. [2020-10-27 03:25:09,679 INFO L168 Benchmark]: CACSL2BoogieTranslator took 583.39 ms. Allocated memory is still 151.0 MB. Free memory was 124.7 MB in the beginning and 103.0 MB in the end (delta: 21.7 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-27 03:25:09,680 INFO L168 Benchmark]: Boogie Preprocessor took 185.34 ms. Allocated memory is still 151.0 MB. Free memory was 103.0 MB in the beginning and 132.0 MB in the end (delta: -29.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. [2020-10-27 03:25:09,680 INFO L168 Benchmark]: RCFGBuilder took 1524.58 ms. Allocated memory is still 151.0 MB. Free memory was 132.0 MB in the beginning and 125.4 MB in the end (delta: 6.6 MB). Peak memory consumption was 87.0 MB. Max. memory is 8.0 GB. [2020-10-27 03:25:09,681 INFO L168 Benchmark]: TraceAbstraction took 127804.58 ms. Allocated memory was 151.0 MB in the beginning and 823.1 MB in the end (delta: 672.1 MB). Free memory was 125.4 MB in the beginning and 365.7 MB in the end (delta: -240.2 MB). Peak memory consumption was 516.4 MB. Max. memory is 8.0 GB. [2020-10-27 03:25:09,684 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61 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 583.39 ms. Allocated memory is still 151.0 MB. Free memory was 124.7 MB in the beginning and 103.0 MB in the end (delta: 21.7 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 185.34 ms. Allocated memory is still 151.0 MB. Free memory was 103.0 MB in the beginning and 132.0 MB in the end (delta: -29.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1524.58 ms. Allocated memory is still 151.0 MB. Free memory was 132.0 MB in the beginning and 125.4 MB in the end (delta: 6.6 MB). Peak memory consumption was 87.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 127804.58 ms. Allocated memory was 151.0 MB in the beginning and 823.1 MB in the end (delta: 672.1 MB). Free memory was 125.4 MB in the beginning and 365.7 MB in the end (delta: -240.2 MB). Peak memory consumption was 516.4 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: 805]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 798]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 844]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 851]: 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: 444]: Loop Invariant Derived loop invariant: ((((((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || ((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0)) || (methaneLevelCritical == 0 && 1 == systemActive)) || !(\old(pumpRunning) == 0)) || ((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0)) || !(\old(methaneLevelCritical) == 0)) || ((0 == systemActive && pumpRunning == 0) && 1 <= methaneLevelCritical) - InvariantResult [Line: 878]: Loop Invariant Derived loop invariant: ((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: ((((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || methaneLevelCritical == 0) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (pumpRunning == 0 && 1 <= methaneLevelCritical) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 250 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 85.0s, OverallIterations: 9, TraceHistogramMax: 4, AutomataDifference: 45.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 42.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1520 SDtfs, 4303 SDslu, 1694 SDs, 0 SdLazy, 10061 SolverSat, 2995 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 23.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 518 GetRequests, 341 SyntacticMatches, 3 SemanticMatches, 174 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 910 ImplicationChecksByTransitivity, 19.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1478occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.8s AutomataMinimizationTime, 9 MinimizatonAttempts, 1444 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 3389 PreInvPairs, 4044 NumberOfFragments, 2126 HoareAnnotationTreeSize, 3389 FomulaSimplifications, 90816809 FormulaSimplificationTreeSizeReduction, 14.9s HoareSimplificationTime, 64 FomulaSimplificationsInter, 7018769 FormulaSimplificationTreeSizeReductionInter, 27.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 36.3s InterpolantComputationTime, 890 NumberOfCodeBlocks, 890 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 881 ConstructedInterpolants, 0 QuantifiedInterpolants, 328415 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 7 PerfectInterpolantSequences, 83/88 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...