/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product36.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 22:21:48,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 22:21:48,223 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 22:21:48,258 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 22:21:48,259 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 22:21:48,260 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 22:21:48,262 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 22:21:48,268 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 22:21:48,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 22:21:48,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 22:21:48,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 22:21:48,277 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 22:21:48,277 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 22:21:48,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 22:21:48,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 22:21:48,281 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 22:21:48,282 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 22:21:48,283 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 22:21:48,285 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 22:21:48,287 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 22:21:48,289 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 22:21:48,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 22:21:48,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 22:21:48,293 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 22:21:48,308 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 22:21:48,308 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 22:21:48,309 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 22:21:48,310 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 22:21:48,310 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 22:21:48,311 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 22:21:48,312 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 22:21:48,313 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 22:21:48,314 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 22:21:48,315 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 22:21:48,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 22:21:48,316 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 22:21:48,317 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 22:21:48,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 22:21:48,318 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 22:21:48,319 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 22:21:48,320 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 22:21:48,322 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-27 22:21:48,376 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 22:21:48,376 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 22:21:48,379 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 22:21:48,380 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 22:21:48,380 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 22:21:48,380 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 22:21:48,380 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 22:21:48,381 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 22:21:48,381 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 22:21:48,381 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 22:21:48,381 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 22:21:48,381 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 22:21:48,382 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 22:21:48,383 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 22:21:48,383 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 22:21:48,384 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 22:21:48,384 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 22:21:48,384 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 22:21:48,384 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 22:21:48,384 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 22:21:48,385 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 22:21:48,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:21:48,385 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 22:21:48,386 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 22:21:48,386 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 22:21:48,386 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 22:21:48,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 22:21:48,386 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 22:21:48,387 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 22:21:48,387 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 22:21:48,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 22:21:48,828 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 22:21:48,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 22:21:48,833 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 22:21:48,834 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 22:21:48,837 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product36.cil.c [2020-10-27 22:21:48,930 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cf46ed0d2/6c067625f11449689a621cbcbfffc0a3/FLAGfc67af5f3 [2020-10-27 22:21:49,713 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 22:21:49,714 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product36.cil.c [2020-10-27 22:21:49,732 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cf46ed0d2/6c067625f11449689a621cbcbfffc0a3/FLAGfc67af5f3 [2020-10-27 22:21:49,984 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cf46ed0d2/6c067625f11449689a621cbcbfffc0a3 [2020-10-27 22:21:49,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 22:21:50,005 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 22:21:50,007 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 22:21:50,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 22:21:50,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 22:21:50,014 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:21:49" (1/1) ... [2020-10-27 22:21:50,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a8def0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:21:50, skipping insertion in model container [2020-10-27 22:21:50,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:21:49" (1/1) ... [2020-10-27 22:21:50,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 22:21:50,096 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 22:21:50,462 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:21:50,485 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 22:21:50,623 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:21:50,671 INFO L208 MainTranslator]: Completed translation [2020-10-27 22:21:50,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:21:50 WrapperNode [2020-10-27 22:21:50,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 22:21:50,673 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 22:21:50,673 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 22:21:50,673 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 22:21:50,693 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:21:50" (1/1) ... [2020-10-27 22:21:50,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:21:50" (1/1) ... [2020-10-27 22:21:50,713 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:21:50" (1/1) ... [2020-10-27 22:21:50,714 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:21:50" (1/1) ... [2020-10-27 22:21:50,771 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:21:50" (1/1) ... [2020-10-27 22:21:50,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:21:50" (1/1) ... [2020-10-27 22:21:50,810 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:21:50" (1/1) ... [2020-10-27 22:21:50,822 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 22:21:50,832 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 22:21:50,832 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 22:21:50,832 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 22:21:50,833 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:21:50" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:21:50,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 22:21:50,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 22:21:50,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 22:21:50,919 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 22:21:50,920 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 22:21:50,920 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 22:21:50,920 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 22:21:50,920 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 22:21:50,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 22:21:50,921 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 22:21:50,921 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 22:21:50,921 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 22:21:50,921 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 22:21:50,921 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 22:21:50,921 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 22:21:50,922 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 22:21:50,922 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 22:21:50,922 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 22:21:50,922 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-27 22:21:50,922 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-27 22:21:50,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 22:21:50,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 22:21:50,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 22:21:50,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 22:21:50,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 22:21:50,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 22:21:50,924 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 22:21:50,924 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 22:21:50,924 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 22:21:50,924 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 22:21:50,925 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 22:21:50,925 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 22:21:50,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-27 22:21:50,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-27 22:21:50,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-27 22:21:50,926 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 22:21:50,926 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 22:21:50,926 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 22:21:50,926 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 22:21:50,926 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 22:21:50,926 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 22:21:50,927 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 22:21:50,927 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 22:21:50,927 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 22:21:50,927 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 22:21:50,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 22:21:50,928 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 22:21:50,928 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 22:21:50,928 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 22:21:50,928 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 22:21:50,928 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 22:21:50,928 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 22:21:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 22:21:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 22:21:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 22:21:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 22:21:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 22:21:50,930 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 22:21:50,930 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 22:21:50,930 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 22:21:50,930 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 22:21:50,930 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 22:21:50,930 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-27 22:21:50,931 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-27 22:21:50,931 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-27 22:21:50,931 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-27 22:21:50,931 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 22:21:50,931 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 22:21:50,931 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 22:21:50,931 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 22:21:50,932 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 22:21:50,932 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 22:21:50,932 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 22:21:50,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 22:21:50,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 22:21:50,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 22:21:50,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 22:21:50,933 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 22:21:50,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 22:21:50,933 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 22:21:50,933 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 22:21:50,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 22:21:50,934 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 22:21:50,934 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 22:21:50,934 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 22:21:50,934 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 22:21:50,934 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 22:21:50,934 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 22:21:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 22:21:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 22:21:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 22:21:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-27 22:21:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 22:21:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 22:21:50,936 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 22:21:50,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 22:21:50,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 22:21:50,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 22:21:52,268 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 22:21:52,269 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 22:21:52,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:21:52 BoogieIcfgContainer [2020-10-27 22:21:52,272 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 22:21:52,274 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 22:21:52,274 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 22:21:52,278 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 22:21:52,278 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:21:49" (1/3) ... [2020-10-27 22:21:52,279 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ebe7bb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:21:52, skipping insertion in model container [2020-10-27 22:21:52,280 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:21:50" (2/3) ... [2020-10-27 22:21:52,280 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ebe7bb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:21:52, skipping insertion in model container [2020-10-27 22:21:52,280 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:21:52" (3/3) ... [2020-10-27 22:21:52,282 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product36.cil.c [2020-10-27 22:21:52,295 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 22:21:52,301 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 22:21:52,316 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 22:21:52,351 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 22:21:52,351 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 22:21:52,351 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 22:21:52,351 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 22:21:52,351 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 22:21:52,352 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 22:21:52,352 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 22:21:52,352 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 22:21:52,377 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states. [2020-10-27 22:21:52,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-27 22:21:52,387 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:21:52,389 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:21:52,389 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:21:52,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:21:52,396 INFO L82 PathProgramCache]: Analyzing trace with hash 1990397746, now seen corresponding path program 1 times [2020-10-27 22:21:52,406 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:21:52,407 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1742045958] [2020-10-27 22:21:52,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:21:52,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:52,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:52,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:54,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:54,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:55,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:57,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:57,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-27 22:21:57,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:21:57,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-27 22:21:57,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:57,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:21:57,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 68 [2020-10-27 22:21:57,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:21:57,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-27 22:21:58,262 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:21:58,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:21:58,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:58,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:58,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:58,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:58,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:58,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 22:21:58,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:58,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:58,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:58,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:58,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:58,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:21:58,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:58,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:58,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:58,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:21:58,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:58,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:58,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:58,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:58,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:58,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:58,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:58,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:21:58,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:58,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:58,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:58,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:21:58,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:58,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:58,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:58,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:58,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:58,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:58,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:58,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:21:58,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:58,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:58,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:58,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:58,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:58,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:58,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:58,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:58,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:58,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:58,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:58,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:21:58,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:58,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:58,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:58,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:21:58,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:58,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:58,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:58,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:58,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:58,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:58,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:58,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:21:58,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:58,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:58,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:58,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:58,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:58,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:58,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:58,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:58,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:58,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:58,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:58,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:21:58,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:58,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:58,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:58,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:21:58,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:58,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:21:58,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:58,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:58,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:58,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:58,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:58,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:21:58,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:58,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:58,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:58,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:58,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:58,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:21:58,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:58,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:21:58,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:58,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:21:58,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:58,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 22:21:58,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:58,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:58,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:58,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:58,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:58,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:21:58,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:58,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:21:58,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:58,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:21:58,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:58,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:21:58,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:21:58,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:21:58,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:21:58,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:21:58,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:21:58,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:21:58,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:21:58,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:21:58,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:21:58,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:21:58,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:21:58,460 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 22:21:58,461 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1742045958] [2020-10-27 22:21:58,463 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:21:58,463 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:21:58,464 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657612605] [2020-10-27 22:21:58,469 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:21:58,470 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:21:58,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:21:58,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:21:58,489 INFO L87 Difference]: Start difference. First operand 175 states. Second operand 8 states. [2020-10-27 22:21:59,120 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:21:59,995 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:22:01,389 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:22:01,853 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:22:02,803 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:22:03,296 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:22:03,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:22:03,824 INFO L93 Difference]: Finished difference Result 373 states and 499 transitions. [2020-10-27 22:22:03,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 22:22:03,826 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2020-10-27 22:22:03,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:22:03,856 INFO L225 Difference]: With dead ends: 373 [2020-10-27 22:22:03,856 INFO L226 Difference]: Without dead ends: 231 [2020-10-27 22:22:03,868 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:22:03,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2020-10-27 22:22:04,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 196. [2020-10-27 22:22:04,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2020-10-27 22:22:04,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 237 transitions. [2020-10-27 22:22:04,030 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 237 transitions. Word has length 60 [2020-10-27 22:22:04,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:22:04,031 INFO L481 AbstractCegarLoop]: Abstraction has 196 states and 237 transitions. [2020-10-27 22:22:04,031 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:22:04,031 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 237 transitions. [2020-10-27 22:22:04,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-10-27 22:22:04,037 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:22:04,038 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:22:04,038 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 22:22:04,038 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:22:04,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:22:04,039 INFO L82 PathProgramCache]: Analyzing trace with hash 492745698, now seen corresponding path program 1 times [2020-10-27 22:22:04,039 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:22:04,040 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [943289409] [2020-10-27 22:22:04,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:22:04,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:04,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:04,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:04,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:04,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:05,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:07,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:09,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:09,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 167 [2020-10-27 22:22:09,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:22:09,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-27 22:22:09,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:09,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:22:09,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 125 [2020-10-27 22:22:09,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:22:09,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:22:09,501 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:22:09,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:09,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:09,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:09,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:09,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:09,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:09,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 22:22:09,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:09,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:09,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:09,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:09,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 22:22:09,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:22:09,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:09,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:09,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:09,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:09,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:09,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:09,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:09,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:09,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:09,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:09,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:09,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:22:09,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:09,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:09,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:09,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:09,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:09,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:09,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:09,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:09,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:09,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:09,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:09,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:22:09,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:09,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:09,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:09,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:09,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:09,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:09,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:09,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:09,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:09,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:09,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:09,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:22:09,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:09,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:09,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:09,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:09,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:09,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:22:09,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:09,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:09,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:09,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:09,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:09,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:22:09,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:09,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:09,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:09,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:09,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:09,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:09,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:09,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:09,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:09,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:09,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:09,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:22:09,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:09,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:09,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:09,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:22:09,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:09,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:22:09,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:09,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:09,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:09,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:09,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:09,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:09,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:09,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:09,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:09,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:22:09,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:09,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:09,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:09,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:09,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:09,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:09,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:09,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:09,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:09,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:09,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:09,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:09,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:09,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:09,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:09,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:09,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:09,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:09,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:09,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:22:09,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:09,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:09,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:09,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:22:09,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:09,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:09,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:09,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:09,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:09,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:09,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:09,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:09,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:09,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:09,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:09,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:09,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:09,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:09,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:09,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:09,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:09,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:09,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:09,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 22:22:09,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:09,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:09,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:09,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:22:09,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:09,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:09,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:09,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:09,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:09,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:09,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:09,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:09,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:09,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:09,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:09,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:09,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:09,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:09,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:09,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:09,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:09,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:09,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:22:09,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 22:22:09,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:09,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:09,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:09,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:22:09,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:09,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 22:22:09,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:09,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:22:09,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:22:09,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:22:09,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:09,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:09,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:09,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:09,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:09,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:22:09,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:09,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 22:22:09,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:09,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:22:09,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:09,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:22:09,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:09,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:09,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:09,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:09,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:09,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:22:09,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:09,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:22:09,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:09,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:09,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:09,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:09,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:09,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:22:09,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:09,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:09,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:09,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:09,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:09,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:09,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:09,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:09,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:09,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:09,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:09,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 22:22:09,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:09,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:09,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:09,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:09,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:09,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:09,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:09,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:09,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:09,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:09,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:09,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 22:22:09,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:09,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:09,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:09,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:09,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:09,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:09,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:09,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:09,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:09,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:09,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:09,890 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-27 22:22:09,890 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [943289409] [2020-10-27 22:22:09,890 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:22:09,891 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 22:22:09,891 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724350181] [2020-10-27 22:22:09,893 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 22:22:09,893 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:22:09,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 22:22:09,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:22:09,894 INFO L87 Difference]: Start difference. First operand 196 states and 237 transitions. Second operand 10 states. [2020-10-27 22:22:11,502 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:22:12,087 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:22:12,531 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:22:12,963 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:22:13,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:22:13,776 INFO L93 Difference]: Finished difference Result 437 states and 580 transitions. [2020-10-27 22:22:13,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 22:22:13,777 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 111 [2020-10-27 22:22:13,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:22:13,781 INFO L225 Difference]: With dead ends: 437 [2020-10-27 22:22:13,782 INFO L226 Difference]: Without dead ends: 269 [2020-10-27 22:22:13,784 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:22:13,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2020-10-27 22:22:13,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 207. [2020-10-27 22:22:13,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2020-10-27 22:22:13,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 251 transitions. [2020-10-27 22:22:13,856 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 251 transitions. Word has length 111 [2020-10-27 22:22:13,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:22:13,857 INFO L481 AbstractCegarLoop]: Abstraction has 207 states and 251 transitions. [2020-10-27 22:22:13,857 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 22:22:13,857 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 251 transitions. [2020-10-27 22:22:13,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-10-27 22:22:13,861 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:22:13,861 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:22:13,861 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:22:13,861 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:22:13,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:22:13,862 INFO L82 PathProgramCache]: Analyzing trace with hash 515377952, now seen corresponding path program 1 times [2020-10-27 22:22:13,862 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:22:13,863 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1259422405] [2020-10-27 22:22:13,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:22:13,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:13,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:13,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:13,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:14,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:14,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:16,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:18,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:18,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 167 [2020-10-27 22:22:18,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:22:18,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 22:22:18,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:18,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:22:18,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-27 22:22:18,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:18,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:19,356 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:22:19,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:19,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:19,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:19,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:19,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:19,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:19,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 22:22:19,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:19,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:19,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:19,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:19,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:19,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:22:19,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:19,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:19,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:19,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:19,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:19,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:19,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:19,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:19,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:19,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:19,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:19,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:22:19,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:19,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:19,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:19,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:19,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:19,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:19,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:19,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:19,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:19,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:19,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:19,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:22:19,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:19,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:19,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:19,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:19,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:19,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:19,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:19,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:19,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:19,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:19,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:19,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:22:19,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:19,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:19,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:19,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:19,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:19,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:19,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:19,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:19,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:19,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:19,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:19,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:22:19,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:19,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:19,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:19,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:19,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:19,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:19,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:19,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:19,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:19,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:19,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:19,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:22:19,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:19,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:19,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:19,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:22:19,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:19,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:22:19,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:19,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:19,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:19,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:19,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:19,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:19,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:19,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:19,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:19,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:22:19,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:19,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:19,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:19,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:19,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:19,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:19,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:19,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:19,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:19,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:19,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:19,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:19,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:19,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:19,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:19,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:19,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:19,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:19,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:19,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:22:19,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:19,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:19,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:19,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:22:19,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:19,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:19,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:19,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:19,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:19,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:19,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:19,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:19,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:19,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:19,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:19,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:19,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:19,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:19,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:19,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:19,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:19,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:19,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:19,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 22:22:19,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:19,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:19,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:19,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:22:19,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:19,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:19,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:19,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:19,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:19,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:19,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:19,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:19,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:19,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:19,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:19,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:19,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:19,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:19,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:19,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:19,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:19,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:19,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:19,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 22:22:19,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:19,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:19,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:19,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:22:19,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:19,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 22:22:19,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:19,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:22:19,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:22:19,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:19,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:19,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:19,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:19,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:19,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:19,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:22:19,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:19,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:22:19,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:19,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:22:19,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 22:22:19,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:19,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:19,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:19,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:19,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:19,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:19,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:22:19,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:19,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:22:19,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:19,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:22:19,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:19,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:19,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:19,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:22:19,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:19,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:19,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:19,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:19,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:19,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:19,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:19,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:19,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:19,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:19,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:19,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 22:22:19,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:19,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:19,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:19,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:19,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:19,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:19,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:19,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:19,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:19,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:19,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:19,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 22:22:19,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:19,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:19,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:19,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:19,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:19,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:19,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:19,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:19,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:19,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:19,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:19,648 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-27 22:22:19,649 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1259422405] [2020-10-27 22:22:19,649 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:22:19,649 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-27 22:22:19,650 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809273652] [2020-10-27 22:22:19,652 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:22:19,652 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:22:19,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:22:19,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:22:19,653 INFO L87 Difference]: Start difference. First operand 207 states and 251 transitions. Second operand 9 states. [2020-10-27 22:22:21,032 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:22:21,488 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:22:21,917 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:22:22,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:22:22,870 INFO L93 Difference]: Finished difference Result 452 states and 613 transitions. [2020-10-27 22:22:22,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:22:22,871 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 111 [2020-10-27 22:22:22,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:22:22,879 INFO L225 Difference]: With dead ends: 452 [2020-10-27 22:22:22,879 INFO L226 Difference]: Without dead ends: 273 [2020-10-27 22:22:22,881 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=50, Invalid=106, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:22:22,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2020-10-27 22:22:22,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 211. [2020-10-27 22:22:22,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 211 states. [2020-10-27 22:22:22,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 255 transitions. [2020-10-27 22:22:22,989 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 255 transitions. Word has length 111 [2020-10-27 22:22:22,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:22:22,991 INFO L481 AbstractCegarLoop]: Abstraction has 211 states and 255 transitions. [2020-10-27 22:22:22,992 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:22:22,992 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 255 transitions. [2020-10-27 22:22:23,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-10-27 22:22:23,001 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:22:23,001 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:22:23,001 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:22:23,002 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:22:23,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:22:23,002 INFO L82 PathProgramCache]: Analyzing trace with hash 1540869951, now seen corresponding path program 1 times [2020-10-27 22:22:23,002 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:22:23,003 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1212192050] [2020-10-27 22:22:23,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:22:23,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:23,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:23,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:23,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:23,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:23,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:28,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:28,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:28,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 167 [2020-10-27 22:22:28,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:22:28,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-27 22:22:28,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:28,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:22:28,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-27 22:22:28,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-10-27 22:22:28,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:28,538 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:22:28,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:28,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:28,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:28,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:28,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:28,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:28,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 22:22:28,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:28,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:28,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:28,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:28,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:28,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:22:28,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:28,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:28,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:28,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:28,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:28,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:28,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:28,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:28,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:28,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:28,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:28,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:22:28,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:28,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:28,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:28,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:28,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:28,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:28,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:28,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:28,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:28,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:28,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:28,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:22:28,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:28,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:28,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:28,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:28,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:28,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:28,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:28,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:28,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:28,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:28,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:28,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:22:28,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:28,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:28,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:28,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:28,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:28,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:28,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:28,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:28,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:28,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:28,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:28,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:22:28,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:28,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:28,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:28,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:28,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:28,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:28,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:28,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:28,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:28,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:28,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:28,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:22:28,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:28,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:28,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:28,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:22:28,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:28,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-27 22:22:28,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:28,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:22:28,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:28,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-27 22:22:28,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:28,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:28,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:28,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:28,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:28,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:22:28,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:28,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:28,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:28,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:28,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:28,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:28,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:28,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:28,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:28,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:28,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:28,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:28,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:28,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:28,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:28,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:28,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:28,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:28,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:28,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:22:28,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:28,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:28,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:28,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:22:28,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:28,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:22:28,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:28,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:22:28,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:28,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 22:22:28,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:28,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:28,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:28,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:28,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:28,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:28,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:28,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:22:28,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:28,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:22:28,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:28,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:22:28,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:28,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 22:22:28,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:28,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:28,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:28,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:22:28,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:28,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:22:28,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:28,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:28,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:28,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:22:28,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:28,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:28,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:28,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:28,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:28,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:28,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:28,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:28,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:28,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:28,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:28,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:28,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:28,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 22:22:28,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:28,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:28,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:28,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:22:28,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:28,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:22:28,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:28,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:28,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:28,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-27 22:22:28,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:28,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:28,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:28,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:28,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:28,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:22:28,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:28,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:22:28,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:28,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:28,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:28,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:28,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:28,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:28,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:28,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:28,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:28,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:22:28,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:28,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:28,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:28,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:28,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:28,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:28,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:28,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:22:28,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:28,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:28,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:28,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:28,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:28,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:28,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:28,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:28,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:28,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:28,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:28,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 22:22:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:28,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:28,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:28,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:28,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:28,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:22:28,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:28,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:22:28,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:28,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:28,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:28,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 22:22:28,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:28,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:28,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:28,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:28,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:28,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:22:28,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:28,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:28,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:28,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:28,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:28,948 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 22:22:28,949 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1212192050] [2020-10-27 22:22:28,949 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:22:28,949 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-27 22:22:28,950 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622007662] [2020-10-27 22:22:28,951 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 22:22:28,951 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:22:28,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 22:22:28,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:22:28,952 INFO L87 Difference]: Start difference. First operand 211 states and 255 transitions. Second operand 12 states. [2020-10-27 22:22:30,702 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:22:31,142 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:22:31,557 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:22:32,390 WARN L193 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 210 [2020-10-27 22:22:33,051 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:22:34,091 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:22:34,957 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 210 [2020-10-27 22:22:36,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:22:36,640 INFO L93 Difference]: Finished difference Result 638 states and 896 transitions. [2020-10-27 22:22:36,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 22:22:36,640 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 111 [2020-10-27 22:22:36,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:22:36,646 INFO L225 Difference]: With dead ends: 638 [2020-10-27 22:22:36,646 INFO L226 Difference]: Without dead ends: 455 [2020-10-27 22:22:36,648 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=128, Invalid=378, Unknown=0, NotChecked=0, Total=506 [2020-10-27 22:22:36,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 455 states. [2020-10-27 22:22:36,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 455 to 369. [2020-10-27 22:22:36,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 369 states. [2020-10-27 22:22:36,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 471 transitions. [2020-10-27 22:22:36,748 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 471 transitions. Word has length 111 [2020-10-27 22:22:36,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:22:36,762 INFO L481 AbstractCegarLoop]: Abstraction has 369 states and 471 transitions. [2020-10-27 22:22:36,762 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 22:22:36,762 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 471 transitions. [2020-10-27 22:22:36,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-10-27 22:22:36,765 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:22:36,765 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] [2020-10-27 22:22:36,765 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:22:36,765 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:22:36,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:22:36,766 INFO L82 PathProgramCache]: Analyzing trace with hash 1139114202, now seen corresponding path program 1 times [2020-10-27 22:22:36,767 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:22:36,767 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1777662582] [2020-10-27 22:22:36,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:22:36,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:36,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:36,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-27 22:22:38,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:22:38,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1424 [2020-10-27 22:22:38,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:38,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-27 22:22:38,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:22:38,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,720 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:22:38,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:38,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:38,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 22:22:38,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:38,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:22:38,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:38,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:38,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:38,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:22:38,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:38,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:38,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:38,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:22:38,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:38,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:38,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:38,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:22:38,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:38,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:38,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:38,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:22:38,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:38,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:38,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:38,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:22:38,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:22:38,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:38,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 22:22:38,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:38,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:38,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:38,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:38,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 22:22:38,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:22:38,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:22:38,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-27 22:22:38,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:38,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:22:38,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:38,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:38,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:38,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:22:38,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:38,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:38,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:22:38,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:38,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:38,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:38,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-27 22:22:38,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:38,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:38,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:38,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-27 22:22:38,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:38,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:38,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:38,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:38,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:38,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:38,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:38,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:38,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:38,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:38,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:38,911 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:22:38,911 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1777662582] [2020-10-27 22:22:38,911 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:22:38,911 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-27 22:22:38,912 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25849993] [2020-10-27 22:22:38,913 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 22:22:38,913 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:22:38,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 22:22:38,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-27 22:22:38,914 INFO L87 Difference]: Start difference. First operand 369 states and 471 transitions. Second operand 6 states. [2020-10-27 22:22:39,813 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:22:41,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:22:41,189 INFO L93 Difference]: Finished difference Result 613 states and 782 transitions. [2020-10-27 22:22:41,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:22:41,197 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 84 [2020-10-27 22:22:41,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:22:41,202 INFO L225 Difference]: With dead ends: 613 [2020-10-27 22:22:41,203 INFO L226 Difference]: Without dead ends: 388 [2020-10-27 22:22:41,204 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:22:41,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2020-10-27 22:22:41,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 333. [2020-10-27 22:22:41,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 333 states. [2020-10-27 22:22:41,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 395 transitions. [2020-10-27 22:22:41,310 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 395 transitions. Word has length 84 [2020-10-27 22:22:41,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:22:41,311 INFO L481 AbstractCegarLoop]: Abstraction has 333 states and 395 transitions. [2020-10-27 22:22:41,311 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 22:22:41,313 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 395 transitions. [2020-10-27 22:22:41,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-27 22:22:41,317 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:22:41,317 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] [2020-10-27 22:22:41,317 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:22:41,317 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:22:41,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:22:41,318 INFO L82 PathProgramCache]: Analyzing trace with hash 477611368, now seen corresponding path program 1 times [2020-10-27 22:22:41,318 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:22:41,320 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1744340398] [2020-10-27 22:22:41,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:22:41,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:41,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:41,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:41,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 22:22:41,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:41,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 393 [2020-10-27 22:22:41,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:41,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:22:41,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:41,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 83 [2020-10-27 22:22:41,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:42,160 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:22:42,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:42,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:42,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:42,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:42,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:42,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:42,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-27 22:22:42,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:42,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:42,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:42,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:22:42,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:42,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:22:42,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:42,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:42,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:42,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:42,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:42,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:42,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:42,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:42,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:42,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:22:42,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:42,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:22:42,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:42,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:42,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:42,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:42,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:42,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:42,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:42,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:42,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:42,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:22:42,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:42,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:22:42,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:42,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:42,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:42,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:42,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:42,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:42,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:42,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:42,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:42,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:42,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:42,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:22:42,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:42,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:42,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:42,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:42,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:42,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:42,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:42,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:42,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:42,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:22:42,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:42,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:22:42,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:42,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:42,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:42,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:42,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:42,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:42,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:42,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:42,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:42,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:42,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:42,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:22:42,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:42,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:42,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:42,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:22:42,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:42,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:22:42,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:42,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:42,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:42,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:22:42,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:42,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:42,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:42,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:42,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:42,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:42,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:42,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:42,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:42,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:42,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:42,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:22:42,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-27 22:22:42,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:42,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:42,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:42,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:22:42,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:42,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:22:42,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:42,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:42,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:22:42,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 22:22:42,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:42,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:42,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:42,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:42,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:42,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:22:42,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:42,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:22:42,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:42,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:42,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:42,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:22:42,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:22:42,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:42,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:42,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:42,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:42,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:22:42,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:42,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:42,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:42,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:42,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:42,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:22:42,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:22:42,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:22:42,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:42,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:42,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:42,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:42,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:42,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:42,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:42,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:42,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:42,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:42,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:42,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 22:22:42,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:42,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:42,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:42,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:42,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:42,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:42,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:42,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:42,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:42,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:42,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:42,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 22:22:42,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:42,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:42,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:42,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:42,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:42,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:42,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:42,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:42,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:42,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:42,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:42,553 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:22:42,553 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1744340398] [2020-10-27 22:22:42,556 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:22:42,556 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 22:22:42,557 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599937856] [2020-10-27 22:22:42,557 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:22:42,558 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:22:42,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:22:42,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:22:42,560 INFO L87 Difference]: Start difference. First operand 333 states and 395 transitions. Second operand 7 states. [2020-10-27 22:22:43,207 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:22:44,002 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:22:46,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:22:46,575 INFO L93 Difference]: Finished difference Result 1050 states and 1366 transitions. [2020-10-27 22:22:46,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 22:22:46,577 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 89 [2020-10-27 22:22:46,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:22:46,583 INFO L225 Difference]: With dead ends: 1050 [2020-10-27 22:22:46,583 INFO L226 Difference]: Without dead ends: 690 [2020-10-27 22:22:46,585 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 35 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:22:46,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 690 states. [2020-10-27 22:22:46,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 690 to 613. [2020-10-27 22:22:46,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 613 states. [2020-10-27 22:22:46,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 613 states and 750 transitions. [2020-10-27 22:22:46,719 INFO L78 Accepts]: Start accepts. Automaton has 613 states and 750 transitions. Word has length 89 [2020-10-27 22:22:46,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:22:46,719 INFO L481 AbstractCegarLoop]: Abstraction has 613 states and 750 transitions. [2020-10-27 22:22:46,719 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:22:46,719 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 750 transitions. [2020-10-27 22:22:46,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-27 22:22:46,721 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:22:46,721 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] [2020-10-27 22:22:46,721 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:22:46,722 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:22:46,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:22:46,722 INFO L82 PathProgramCache]: Analyzing trace with hash -700487026, now seen corresponding path program 1 times [2020-10-27 22:22:46,722 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:22:46,723 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1809706355] [2020-10-27 22:22:46,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:22:46,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:46,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:46,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-27 22:22:48,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:22:48,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1483 [2020-10-27 22:22:48,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:22:48,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-27 22:22:48,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-27 22:22:48,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,670 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:22:48,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:48,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:48,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 22:22:48,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:22:48,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:48,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:48,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:22:48,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:48,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:48,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:22:48,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:48,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:48,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:22:48,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:22:48,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:48,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:22:48,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:48,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:22:48,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:22:48,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:48,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:48,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:48,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:22:48,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:22:48,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:22:48,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:22:48,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:48,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:22:48,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:22:48,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:48,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:48,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-27 22:22:48,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:22:48,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:22:48,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:22:48,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-27 22:22:48,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:22:48,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:22:48,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:22:48,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:48,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:22:48,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:22:48,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:22:48,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:22:48,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:48,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:22:48,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:22:48,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:48,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:48,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:22:48,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:48,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 22:22:48,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:48,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:22:48,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:22:48,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:22:48,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:22:48,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-27 22:22:48,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:48,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:48,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:48,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:22:48,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:22:48,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:22:48,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:48,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:22:48,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:22:48,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:22:48,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:22:48,915 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:22:48,916 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1809706355] [2020-10-27 22:22:48,916 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:22:48,916 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 22:22:48,916 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850883412] [2020-10-27 22:22:48,917 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 22:22:48,917 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:22:48,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 22:22:48,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:22:48,918 INFO L87 Difference]: Start difference. First operand 613 states and 750 transitions. Second operand 12 states. [2020-10-27 22:22:49,565 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:22:50,910 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:22:51,444 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:22:51,855 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:22:52,951 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:22:53,465 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:22:53,937 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:22:55,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:22:55,530 INFO L93 Difference]: Finished difference Result 1285 states and 1651 transitions. [2020-10-27 22:22:55,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-27 22:22:55,530 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 93 [2020-10-27 22:22:55,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:22:55,536 INFO L225 Difference]: With dead ends: 1285 [2020-10-27 22:22:55,537 INFO L226 Difference]: Without dead ends: 774 [2020-10-27 22:22:55,539 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=235, Invalid=577, Unknown=0, NotChecked=0, Total=812 [2020-10-27 22:22:55,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 774 states. [2020-10-27 22:22:55,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 774 to 683. [2020-10-27 22:22:55,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 683 states. [2020-10-27 22:22:55,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 683 states and 837 transitions. [2020-10-27 22:22:55,693 INFO L78 Accepts]: Start accepts. Automaton has 683 states and 837 transitions. Word has length 93 [2020-10-27 22:22:55,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:22:55,694 INFO L481 AbstractCegarLoop]: Abstraction has 683 states and 837 transitions. [2020-10-27 22:22:55,694 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 22:22:55,694 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 837 transitions. [2020-10-27 22:22:55,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-10-27 22:22:55,697 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:22:55,697 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:22:55,697 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:22:55,698 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:22:55,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:22:55,698 INFO L82 PathProgramCache]: Analyzing trace with hash -1397232677, now seen corresponding path program 1 times [2020-10-27 22:22:55,698 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:22:55,699 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [175022983] [2020-10-27 22:22:55,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:22:55,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:22:55,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:55,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:56,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:56,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:56,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:22:59,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:22:59,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 187 [2020-10-27 22:22:59,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:22:59,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3975 [2020-10-27 22:22:59,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:22:59,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:22:59,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 145 [2020-10-27 22:22:59,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-27 22:22:59,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:00,121 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:23:00,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:00,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:00,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:00,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:00,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:00,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:00,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 22:23:00,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:00,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:00,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:00,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:00,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:00,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:23:00,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:00,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:00,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:00,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:00,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:00,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:00,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:00,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:00,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:00,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:00,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:00,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:23:00,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:00,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:00,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:00,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:00,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:00,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:00,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:00,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:00,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:00,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:00,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:00,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:23:00,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:00,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:00,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:00,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:00,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:00,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:00,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:00,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:00,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:00,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:00,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:00,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:23:00,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:00,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:00,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:00,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:23:00,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:00,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:00,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:00,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:00,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:00,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:00,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:00,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 22:23:00,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:00,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:00,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:00,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:00,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:00,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:00,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:00,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:00,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:00,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:00,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:00,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:23:00,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:00,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:00,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:00,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:00,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:00,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:00,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:00,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:00,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:00,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:00,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:00,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 22:23:00,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:00,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:00,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:00,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 66 [2020-10-27 22:23:00,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:00,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:23:00,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:00,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:00,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:00,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:00,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:00,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:00,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:00,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:00,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:00,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:23:00,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:00,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:00,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:00,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:00,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:00,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:00,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:00,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:00,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:00,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:00,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:00,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:00,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:00,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:00,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:00,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:00,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:00,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:00,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:00,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 22:23:00,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:00,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:00,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:00,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 22:23:00,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:00,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:23:00,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:00,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:00,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:00,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:00,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:00,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:23:00,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:00,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:00,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:00,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:23:00,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:00,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:00,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:00,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:00,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:00,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:00,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:00,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:23:00,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:00,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:00,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:00,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:23:00,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:00,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:00,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:00,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:00,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:00,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:00,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:00,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:23:00,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:00,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:00,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:00,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:00,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:00,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:00,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:00,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:00,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:00,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:00,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:23:00,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:23:00,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:00,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:00,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:00,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:23:00,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:00,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:00,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:00,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:00,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:00,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:00,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:00,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:23:00,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:00,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:00,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:00,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:00,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:00,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:23:00,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:00,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:23:00,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:00,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:23:00,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:00,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-27 22:23:00,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:00,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:00,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:00,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:23:00,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:00,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:23:00,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:00,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:23:00,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:00,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:23:00,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 22:23:00,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:23:00,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:00,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:00,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:00,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:00,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:00,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:00,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:00,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:23:00,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:00,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:23:00,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:00,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 22:23:00,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:00,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:00,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:00,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:00,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:00,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:00,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:00,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:00,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:00,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:00,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:00,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 22:23:00,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:00,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:00,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:00,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:00,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:00,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:23:00,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:00,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:23:00,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:00,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:00,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:00,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 22:23:00,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:23:00,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:23:00,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:23:00,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:23:00,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:23:00,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:23:00,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:23:00,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:23:00,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:23:00,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:23:00,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:23:00,433 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-10-27 22:23:00,434 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [175022983] [2020-10-27 22:23:00,435 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:23:00,435 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-27 22:23:00,435 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31121192] [2020-10-27 22:23:00,436 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 22:23:00,436 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:23:00,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 22:23:00,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:23:00,437 INFO L87 Difference]: Start difference. First operand 683 states and 837 transitions. Second operand 13 states. [2020-10-27 22:23:01,024 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:23:02,093 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:23:02,544 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:23:03,213 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:23:03,672 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:23:04,095 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:23:05,109 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:23:05,861 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:23:06,555 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:23:07,003 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:23:07,443 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:23:08,139 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:23:08,606 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:23:09,036 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:23:09,462 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:23:09,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:23:09,922 INFO L93 Difference]: Finished difference Result 1371 states and 1747 transitions. [2020-10-27 22:23:09,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-10-27 22:23:09,923 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 129 [2020-10-27 22:23:09,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:23:09,924 INFO L225 Difference]: With dead ends: 1371 [2020-10-27 22:23:09,924 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 22:23:09,929 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 338 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=423, Invalid=1217, Unknown=0, NotChecked=0, Total=1640 [2020-10-27 22:23:09,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 22:23:09,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 22:23:09,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 22:23:09,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 22:23:09,930 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 129 [2020-10-27 22:23:09,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:23:09,930 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 22:23:09,930 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 22:23:09,930 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 22:23:09,930 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 22:23:09,931 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 22:23:09,933 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 22:23:11,834 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 249 [2020-10-27 22:23:12,518 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 245 [2020-10-27 22:23:13,210 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 270 [2020-10-27 22:23:15,575 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 270 [2020-10-27 22:23:16,610 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 275 [2020-10-27 22:23:17,279 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 247 [2020-10-27 22:23:18,165 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 22:23:19,169 WARN L193 SmtUtils]: Spent 997.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 11 [2020-10-27 22:23:20,278 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 185 DAG size of output: 36 [2020-10-27 22:23:20,603 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 22:23:20,954 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 25 [2020-10-27 22:23:21,825 WARN L193 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 34 [2020-10-27 22:23:22,168 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 1 [2020-10-27 22:23:23,485 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 186 DAG size of output: 37 [2020-10-27 22:23:24,379 WARN L193 SmtUtils]: Spent 886.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 31 [2020-10-27 22:23:25,083 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 15 [2020-10-27 22:23:25,416 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 22:23:27,015 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 174 DAG size of output: 25 [2020-10-27 22:23:27,365 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 27 [2020-10-27 22:23:27,749 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:23:28,091 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 18 [2020-10-27 22:23:28,396 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 22:23:30,139 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 186 DAG size of output: 28 [2020-10-27 22:23:30,501 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 1 [2020-10-27 22:23:32,156 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 174 DAG size of output: 25 [2020-10-27 22:23:32,505 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2020-10-27 22:23:33,212 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 29 [2020-10-27 22:23:34,017 WARN L193 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 31 [2020-10-27 22:23:35,650 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 175 DAG size of output: 24 [2020-10-27 22:23:37,292 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 179 DAG size of output: 22 [2020-10-27 22:23:37,613 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 22:23:38,254 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 32 [2020-10-27 22:23:39,112 WARN L193 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 27 [2020-10-27 22:23:39,445 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 27 [2020-10-27 22:23:39,992 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 13 [2020-10-27 22:23:40,340 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 27 [2020-10-27 22:23:40,702 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 27 [2020-10-27 22:23:41,742 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 169 DAG size of output: 30 [2020-10-27 22:23:42,068 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 16 [2020-10-27 22:23:42,437 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 22:23:42,768 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 27 [2020-10-27 22:23:43,161 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 16 [2020-10-27 22:23:43,944 WARN L193 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 34 [2020-10-27 22:23:44,856 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 17 [2020-10-27 22:23:45,218 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 27 [2020-10-27 22:23:45,962 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 17 [2020-10-27 22:23:46,611 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 19 [2020-10-27 22:23:46,952 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 27 [2020-10-27 22:23:48,535 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 177 DAG size of output: 28 [2020-10-27 22:23:48,540 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 22:23:48,541 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 22:23:48,541 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 22:23:48,541 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 22:23:48,541 INFO L274 CegarLoopResult]: For program point L379(lines 356 380) no Hoare annotation was computed. [2020-10-27 22:23:48,541 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 332 387) no Hoare annotation was computed. [2020-10-27 22:23:48,541 INFO L274 CegarLoopResult]: For program point L363(lines 363 367) no Hoare annotation was computed. [2020-10-27 22:23:48,542 INFO L274 CegarLoopResult]: For program point L363-1(lines 363 367) no Hoare annotation was computed. [2020-10-27 22:23:48,542 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 332 387) no Hoare annotation was computed. [2020-10-27 22:23:48,542 INFO L274 CegarLoopResult]: For program point L358(line 358) no Hoare annotation was computed. [2020-10-27 22:23:48,542 INFO L274 CegarLoopResult]: For program point L357-2(lines 357 378) no Hoare annotation was computed. [2020-10-27 22:23:48,542 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 332 387) no Hoare annotation was computed. [2020-10-27 22:23:48,542 INFO L274 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-10-27 22:23:48,542 INFO L274 CegarLoopResult]: For program point L414-2(lines 414 439) no Hoare annotation was computed. [2020-10-27 22:23:48,542 INFO L274 CegarLoopResult]: For program point L440(lines 413 441) no Hoare annotation was computed. [2020-10-27 22:23:48,543 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 388 447) no Hoare annotation was computed. [2020-10-27 22:23:48,543 INFO L274 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-10-27 22:23:48,543 INFO L274 CegarLoopResult]: For program point L433-1(line 433) no Hoare annotation was computed. [2020-10-27 22:23:48,543 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 388 447) no Hoare annotation was computed. [2020-10-27 22:23:48,543 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 388 447) no Hoare annotation was computed. [2020-10-27 22:23:48,543 INFO L274 CegarLoopResult]: For program point L420(lines 420 424) no Hoare annotation was computed. [2020-10-27 22:23:48,543 INFO L274 CegarLoopResult]: For program point L420-1(lines 420 424) no Hoare annotation was computed. [2020-10-27 22:23:48,544 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 63 69) the Hoare annotation is: true [2020-10-27 22:23:48,544 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 63 69) no Hoare annotation was computed. [2020-10-27 22:23:48,544 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 70 78) no Hoare annotation was computed. [2020-10-27 22:23:48,544 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 70 78) the Hoare annotation is: true [2020-10-27 22:23:48,544 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 70 78) no Hoare annotation was computed. [2020-10-27 22:23:48,544 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 818 825) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (not (<= 0 ~pumpRunning~0)) (not (= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (<= ~pumpRunning~0 0))) [2020-10-27 22:23:48,544 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 818 825) no Hoare annotation was computed. [2020-10-27 22:23:48,544 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 818 825) no Hoare annotation was computed. [2020-10-27 22:23:48,544 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 826 835) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (and (or (not (<= 0 ~pumpRunning~0)) .cse0 .cse1 (not (<= ~pumpRunning~0 0))) (or (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 (not (= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|))) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-10-27 22:23:48,544 INFO L274 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-10-27 22:23:48,545 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 826 835) no Hoare annotation was computed. [2020-10-27 22:23:48,545 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 826 835) no Hoare annotation was computed. [2020-10-27 22:23:48,545 INFO L270 CegarLoopResult]: At program point L851(line 851) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2)))) (and (or (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse0) (or .cse0 (not (<= 2 ~waterLevel~0))))) [2020-10-27 22:23:48,545 INFO L274 CegarLoopResult]: For program point L849(lines 849 855) no Hoare annotation was computed. [2020-10-27 22:23:48,545 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 836 864) the Hoare annotation is: true [2020-10-27 22:23:48,545 INFO L274 CegarLoopResult]: For program point L848(lines 848 858) no Hoare annotation was computed. [2020-10-27 22:23:48,545 INFO L270 CegarLoopResult]: At program point L846(line 846) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2)))) (and (or (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and (<= __utac_acc__Specification5_spec__3_~tmp~7 ~waterLevel~0) (<= ~waterLevel~0 __utac_acc__Specification5_spec__3_~tmp~7)) .cse0) (or .cse0 (not (<= 2 ~waterLevel~0))))) [2020-10-27 22:23:48,545 INFO L274 CegarLoopResult]: For program point L846-1(line 846) no Hoare annotation was computed. [2020-10-27 22:23:48,545 INFO L274 CegarLoopResult]: For program point L844(lines 844 861) no Hoare annotation was computed. [2020-10-27 22:23:48,545 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 836 864) no Hoare annotation was computed. [2020-10-27 22:23:48,545 INFO L274 CegarLoopResult]: For program point L844-1(lines 836 864) no Hoare annotation was computed. [2020-10-27 22:23:48,546 INFO L277 CegarLoopResult]: At program point L842(line 842) the Hoare annotation is: true [2020-10-27 22:23:48,546 INFO L274 CegarLoopResult]: For program point L842-1(line 842) no Hoare annotation was computed. [2020-10-27 22:23:48,546 INFO L274 CegarLoopResult]: For program point L802-1(lines 802 809) no Hoare annotation was computed. [2020-10-27 22:23:48,546 INFO L274 CegarLoopResult]: For program point L800(line 800) no Hoare annotation was computed. [2020-10-27 22:23:48,546 INFO L270 CegarLoopResult]: At program point L799(line 799) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-27 22:23:48,546 INFO L270 CegarLoopResult]: At program point L798(line 798) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-27 22:23:48,546 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 792 814) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-27 22:23:48,547 INFO L270 CegarLoopResult]: At program point L798-1(line 798) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-27 22:23:48,547 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 792 814) no Hoare annotation was computed. [2020-10-27 22:23:48,547 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 792 814) no Hoare annotation was computed. [2020-10-27 22:23:48,547 INFO L270 CegarLoopResult]: At program point L804(line 804) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-27 22:23:48,547 INFO L270 CegarLoopResult]: At program point L804-1(line 804) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-27 22:23:48,547 INFO L274 CegarLoopResult]: For program point L802(lines 802 809) no Hoare annotation was computed. [2020-10-27 22:23:48,547 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 749 772) no Hoare annotation was computed. [2020-10-27 22:23:48,547 INFO L274 CegarLoopResult]: For program point L767(line 767) no Hoare annotation was computed. [2020-10-27 22:23:48,547 INFO L274 CegarLoopResult]: For program point L766(line 766) no Hoare annotation was computed. [2020-10-27 22:23:48,548 INFO L274 CegarLoopResult]: For program point L765(line 765) no Hoare annotation was computed. [2020-10-27 22:23:48,548 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 749 772) no Hoare annotation was computed. [2020-10-27 22:23:48,548 INFO L274 CegarLoopResult]: For program point L764(line 764) no Hoare annotation was computed. [2020-10-27 22:23:48,548 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 749 772) no Hoare annotation was computed. [2020-10-27 22:23:48,548 INFO L274 CegarLoopResult]: For program point L763(line 763) no Hoare annotation was computed. [2020-10-27 22:23:48,548 INFO L274 CegarLoopResult]: For program point L762(line 762) no Hoare annotation was computed. [2020-10-27 22:23:48,548 INFO L274 CegarLoopResult]: For program point L761(line 761) no Hoare annotation was computed. [2020-10-27 22:23:48,548 INFO L274 CegarLoopResult]: For program point L760(line 760) no Hoare annotation was computed. [2020-10-27 22:23:48,548 INFO L274 CegarLoopResult]: For program point L759(line 759) no Hoare annotation was computed. [2020-10-27 22:23:48,548 INFO L274 CegarLoopResult]: For program point L758(line 758) no Hoare annotation was computed. [2020-10-27 22:23:48,548 INFO L274 CegarLoopResult]: For program point L757(line 757) no Hoare annotation was computed. [2020-10-27 22:23:48,548 INFO L274 CegarLoopResult]: For program point L756(line 756) no Hoare annotation was computed. [2020-10-27 22:23:48,548 INFO L274 CegarLoopResult]: For program point L755(line 755) no Hoare annotation was computed. [2020-10-27 22:23:48,548 INFO L274 CegarLoopResult]: For program point L754(line 754) no Hoare annotation was computed. [2020-10-27 22:23:48,548 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 256 270) no Hoare annotation was computed. [2020-10-27 22:23:48,549 INFO L270 CegarLoopResult]: At program point L262(line 262) the Hoare annotation is: (let ((.cse2 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse3 (not (<= 2 ~waterLevel~0))) (.cse4 (not (<= |old(~pumpRunning~0)| 0))) (.cse5 (not (<= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse1 .cse3) (or .cse4 .cse5 (not (= ~waterLevel~0 1))) (or .cse4 .cse5 .cse0 .cse1))) [2020-10-27 22:23:48,549 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 256 270) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 1)) .cse1))) [2020-10-27 22:23:48,549 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 256 270) no Hoare annotation was computed. [2020-10-27 22:23:48,549 INFO L274 CegarLoopResult]: For program point L260(lines 260 266) no Hoare annotation was computed. [2020-10-27 22:23:48,549 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 192 200) no Hoare annotation was computed. [2020-10-27 22:23:48,549 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 192 200) the Hoare annotation is: true [2020-10-27 22:23:48,549 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 192 200) no Hoare annotation was computed. [2020-10-27 22:23:48,549 INFO L274 CegarLoopResult]: For program point L220(lines 220 228) no Hoare annotation was computed. [2020-10-27 22:23:48,549 INFO L274 CegarLoopResult]: For program point L220-2(lines 220 228) no Hoare annotation was computed. [2020-10-27 22:23:48,549 INFO L274 CegarLoopResult]: For program point L208(lines 208 216) no Hoare annotation was computed. [2020-10-27 22:23:48,549 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 201 236) no Hoare annotation was computed. [2020-10-27 22:23:48,549 INFO L274 CegarLoopResult]: For program point L208-2(lines 208 216) no Hoare annotation was computed. [2020-10-27 22:23:48,549 INFO L274 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-10-27 22:23:48,549 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 201 236) no Hoare annotation was computed. [2020-10-27 22:23:48,550 INFO L274 CegarLoopResult]: For program point L231-1(line 231) no Hoare annotation was computed. [2020-10-27 22:23:48,550 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 201 236) no Hoare annotation was computed. [2020-10-27 22:23:48,550 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 56 62) no Hoare annotation was computed. [2020-10-27 22:23:48,550 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 56 62) the Hoare annotation is: true [2020-10-27 22:23:48,550 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 286 331) no Hoare annotation was computed. [2020-10-27 22:23:48,550 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 286 331) no Hoare annotation was computed. [2020-10-27 22:23:48,550 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 286 331) no Hoare annotation was computed. [2020-10-27 22:23:48,550 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 599 644) no Hoare annotation was computed. [2020-10-27 22:23:48,550 INFO L274 CegarLoopResult]: For program point L630(lines 630 631) no Hoare annotation was computed. [2020-10-27 22:23:48,550 INFO L274 CegarLoopResult]: For program point L623(lines 623 624) no Hoare annotation was computed. [2020-10-27 22:23:48,550 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 623 624) no Hoare annotation was computed. [2020-10-27 22:23:48,550 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 630 631) no Hoare annotation was computed. [2020-10-27 22:23:48,550 INFO L274 CegarLoopResult]: For program point L619(lines 619 626) no Hoare annotation was computed. [2020-10-27 22:23:48,550 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 599 644) no Hoare annotation was computed. [2020-10-27 22:23:48,550 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 599 644) no Hoare annotation was computed. [2020-10-27 22:23:48,550 INFO L274 CegarLoopResult]: For program point L613(lines 613 633) no Hoare annotation was computed. [2020-10-27 22:23:48,551 INFO L274 CegarLoopResult]: For program point L613-1(lines 613 633) no Hoare annotation was computed. [2020-10-27 22:23:48,551 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 781 791) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-27 22:23:48,551 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 781 791) no Hoare annotation was computed. [2020-10-27 22:23:48,551 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 781 791) no Hoare annotation was computed. [2020-10-27 22:23:48,551 INFO L270 CegarLoopResult]: At program point L786(line 786) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-27 22:23:48,551 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 181 191) no Hoare annotation was computed. [2020-10-27 22:23:48,551 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 181 191) no Hoare annotation was computed. [2020-10-27 22:23:48,551 INFO L274 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-27 22:23:48,551 INFO L274 CegarLoopResult]: For program point L186-1(line 186) no Hoare annotation was computed. [2020-10-27 22:23:48,551 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 181 191) no Hoare annotation was computed. [2020-10-27 22:23:48,551 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 173 180) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) .cse0 .cse1 (= ~switchedOnBeforeTS~0 0)))) [2020-10-27 22:23:48,552 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 173 180) no Hoare annotation was computed. [2020-10-27 22:23:48,552 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 173 180) no Hoare annotation was computed. [2020-10-27 22:23:48,552 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 945 958) no Hoare annotation was computed. [2020-10-27 22:23:48,552 INFO L274 CegarLoopResult]: For program point L949(lines 949 955) no Hoare annotation was computed. [2020-10-27 22:23:48,552 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 945 958) the Hoare annotation is: true [2020-10-27 22:23:48,552 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 945 958) no Hoare annotation was computed. [2020-10-27 22:23:48,552 INFO L270 CegarLoopResult]: At program point L159(line 159) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2020-10-27 22:23:48,552 INFO L274 CegarLoopResult]: For program point L159-1(lines 140 164) no Hoare annotation was computed. [2020-10-27 22:23:48,552 INFO L270 CegarLoopResult]: At program point L154(line 154) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or (and (<= processEnvironment_~tmp~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 0 processEnvironment_~tmp~0)) .cse0 .cse1) (or .cse0 .cse1 (= ~switchedOnBeforeTS~0 0)))) [2020-10-27 22:23:48,552 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 140 164) no Hoare annotation was computed. [2020-10-27 22:23:48,552 INFO L270 CegarLoopResult]: At program point L150(line 150) the Hoare annotation is: (or (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:23:48,553 INFO L274 CegarLoopResult]: For program point L148(lines 148 156) no Hoare annotation was computed. [2020-10-27 22:23:48,553 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 140 164) the Hoare annotation is: (or (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:23:48,553 INFO L270 CegarLoopResult]: At program point L146(line 146) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 (= ~switchedOnBeforeTS~0 0)) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:23:48,553 INFO L274 CegarLoopResult]: For program point L146-1(line 146) no Hoare annotation was computed. [2020-10-27 22:23:48,553 INFO L274 CegarLoopResult]: For program point L144(lines 144 161) no Hoare annotation was computed. [2020-10-27 22:23:48,553 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 132 138) no Hoare annotation was computed. [2020-10-27 22:23:48,553 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 132 138) the Hoare annotation is: true [2020-10-27 22:23:48,553 INFO L270 CegarLoopResult]: At program point testENTRY(lines 649 716) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:23:48,553 INFO L270 CegarLoopResult]: At program point L671(line 671) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1))) [2020-10-27 22:23:48,553 INFO L274 CegarLoopResult]: For program point L669(lines 669 675) no Hoare annotation was computed. [2020-10-27 22:23:48,553 INFO L274 CegarLoopResult]: For program point L669-1(lines 669 675) no Hoare annotation was computed. [2020-10-27 22:23:48,553 INFO L274 CegarLoopResult]: For program point testFINAL(lines 649 716) no Hoare annotation was computed. [2020-10-27 22:23:48,553 INFO L274 CegarLoopResult]: For program point L661(lines 661 665) no Hoare annotation was computed. [2020-10-27 22:23:48,553 INFO L270 CegarLoopResult]: At program point L709(lines 658 710) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-27 22:23:48,554 INFO L270 CegarLoopResult]: At program point L699(line 699) the Hoare annotation is: (let ((.cse1 (<= ~waterLevel~0 2)) (.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1) (and (= ~waterLevel~0 1) .cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)))) [2020-10-27 22:23:48,554 INFO L274 CegarLoopResult]: For program point L697(lines 697 703) no Hoare annotation was computed. [2020-10-27 22:23:48,554 INFO L270 CegarLoopResult]: At program point L697-1(lines 689 704) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 0 ~pumpRunning~0) .cse1 (<= ~pumpRunning~0 0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1))) [2020-10-27 22:23:48,554 INFO L274 CegarLoopResult]: For program point L660(lines 659 708) no Hoare annotation was computed. [2020-10-27 22:23:48,554 INFO L270 CegarLoopResult]: At program point L691(line 691) the Hoare annotation is: (let ((.cse1 (<= ~waterLevel~0 2)) (.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1) (and (= ~waterLevel~0 1) .cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)))) [2020-10-27 22:23:48,554 INFO L274 CegarLoopResult]: For program point L689(lines 689 704) no Hoare annotation was computed. [2020-10-27 22:23:48,554 INFO L270 CegarLoopResult]: At program point L681(line 681) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (<= 0 ~pumpRunning~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1))) [2020-10-27 22:23:48,554 INFO L274 CegarLoopResult]: For program point L679(lines 679 685) no Hoare annotation was computed. [2020-10-27 22:23:48,554 INFO L274 CegarLoopResult]: For program point L679-1(lines 679 685) no Hoare annotation was computed. [2020-10-27 22:23:48,554 INFO L274 CegarLoopResult]: For program point testEXIT(lines 649 716) no Hoare annotation was computed. [2020-10-27 22:23:48,554 INFO L270 CegarLoopResult]: At program point L706(lines 659 708) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1))) [2020-10-27 22:23:48,554 INFO L274 CegarLoopResult]: For program point L577(lines 577 578) no Hoare annotation was computed. [2020-10-27 22:23:48,555 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 577 578) no Hoare annotation was computed. [2020-10-27 22:23:48,555 INFO L274 CegarLoopResult]: For program point L573(lines 573 580) no Hoare annotation was computed. [2020-10-27 22:23:48,555 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 584 585) no Hoare annotation was computed. [2020-10-27 22:23:48,555 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 553 598) no Hoare annotation was computed. [2020-10-27 22:23:48,555 INFO L274 CegarLoopResult]: For program point L567(lines 567 587) no Hoare annotation was computed. [2020-10-27 22:23:48,555 INFO L274 CegarLoopResult]: For program point L567-1(lines 567 587) no Hoare annotation was computed. [2020-10-27 22:23:48,555 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 553 598) no Hoare annotation was computed. [2020-10-27 22:23:48,555 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 553 598) no Hoare annotation was computed. [2020-10-27 22:23:48,555 INFO L274 CegarLoopResult]: For program point L584(lines 584 585) no Hoare annotation was computed. [2020-10-27 22:23:48,555 INFO L274 CegarLoopResult]: For program point L921(lines 921 929) no Hoare annotation was computed. [2020-10-27 22:23:48,555 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 913 935) no Hoare annotation was computed. [2020-10-27 22:23:48,555 INFO L274 CegarLoopResult]: For program point L921-2(lines 921 929) no Hoare annotation was computed. [2020-10-27 22:23:48,555 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 913 935) no Hoare annotation was computed. [2020-10-27 22:23:48,555 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 913 935) no Hoare annotation was computed. [2020-10-27 22:23:48,556 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 46 55) no Hoare annotation was computed. [2020-10-27 22:23:48,556 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 46 55) no Hoare annotation was computed. [2020-10-27 22:23:48,556 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 46 55) no Hoare annotation was computed. [2020-10-27 22:23:48,556 INFO L274 CegarLoopResult]: For program point L479(lines 479 495) no Hoare annotation was computed. [2020-10-27 22:23:48,556 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 450 552) no Hoare annotation was computed. [2020-10-27 22:23:48,556 INFO L274 CegarLoopResult]: For program point L539(lines 539 546) no Hoare annotation was computed. [2020-10-27 22:23:48,556 INFO L274 CegarLoopResult]: For program point L500(lines 499 519) no Hoare annotation was computed. [2020-10-27 22:23:48,556 INFO L274 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-10-27 22:23:48,556 INFO L274 CegarLoopResult]: For program point L531-1(line 531) no Hoare annotation was computed. [2020-10-27 22:23:48,556 INFO L274 CegarLoopResult]: For program point L496(lines 496 537) no Hoare annotation was computed. [2020-10-27 22:23:48,556 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 450 552) no Hoare annotation was computed. [2020-10-27 22:23:48,556 INFO L274 CegarLoopResult]: For program point L515(line 515) no Hoare annotation was computed. [2020-10-27 22:23:48,557 INFO L274 CegarLoopResult]: For program point L515-1(line 515) no Hoare annotation was computed. [2020-10-27 22:23:48,557 INFO L274 CegarLoopResult]: For program point L474(lines 474 478) no Hoare annotation was computed. [2020-10-27 22:23:48,557 INFO L274 CegarLoopResult]: For program point L538(lines 538 549) no Hoare annotation was computed. [2020-10-27 22:23:48,557 INFO L274 CegarLoopResult]: For program point L501(lines 501 505) no Hoare annotation was computed. [2020-10-27 22:23:48,557 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 450 552) no Hoare annotation was computed. [2020-10-27 22:23:48,557 INFO L274 CegarLoopResult]: For program point L499-2(lines 499 519) no Hoare annotation was computed. [2020-10-27 22:23:48,557 INFO L274 CegarLoopResult]: For program point L520(lines 498 521) no Hoare annotation was computed. [2020-10-27 22:23:48,557 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:23:48,557 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string79.offset| |old(#t~string79.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string79.base| |old(#t~string79.base)|)) [2020-10-27 22:23:48,557 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:23:48,557 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 165 172) no Hoare annotation was computed. [2020-10-27 22:23:48,558 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 165 172) no Hoare annotation was computed. [2020-10-27 22:23:48,558 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 165 172) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:23:48,558 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 237 255) no Hoare annotation was computed. [2020-10-27 22:23:48,558 INFO L274 CegarLoopResult]: For program point L246(lines 246 250) no Hoare annotation was computed. [2020-10-27 22:23:48,558 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 237 255) the Hoare annotation is: true [2020-10-27 22:23:48,558 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 237 255) no Hoare annotation was computed. [2020-10-27 22:23:48,558 INFO L277 CegarLoopResult]: At program point L244(line 244) the Hoare annotation is: true [2020-10-27 22:23:48,558 INFO L274 CegarLoopResult]: For program point L246-2(lines 246 250) no Hoare annotation was computed. [2020-10-27 22:23:48,558 INFO L274 CegarLoopResult]: For program point L244-1(line 244) no Hoare annotation was computed. [2020-10-27 22:23:48,558 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 936 944) the Hoare annotation is: true [2020-10-27 22:23:48,558 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 936 944) no Hoare annotation was computed. [2020-10-27 22:23:48,558 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 936 944) no Hoare annotation was computed. [2020-10-27 22:23:48,559 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:23:48,559 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 22:23:48,559 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:23:48,559 INFO L274 CegarLoopResult]: For program point L896-1(lines 892 903) no Hoare annotation was computed. [2020-10-27 22:23:48,559 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 892 903) the Hoare annotation is: (let ((.cse1 (not (<= ~waterLevel~0 2))) (.cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (= ~waterLevel~0 1)) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0)) .cse0) (or (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse1 .cse0) (or .cse1 .cse0 (not (<= 2 ~waterLevel~0))))) [2020-10-27 22:23:48,559 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 892 903) no Hoare annotation was computed. [2020-10-27 22:23:48,559 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 904 912) no Hoare annotation was computed. [2020-10-27 22:23:48,559 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 904 912) no Hoare annotation was computed. [2020-10-27 22:23:48,559 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 904 912) no Hoare annotation was computed. [2020-10-27 22:23:48,559 INFO L270 CegarLoopResult]: At program point L121(line 121) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (<= ~waterLevel~0 2)) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (and (or .cse0 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and .cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse2)) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (and .cse3 .cse1 .cse2)) (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse3 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (<= 0 |old(~pumpRunning~0)|))))) [2020-10-27 22:23:48,560 INFO L270 CegarLoopResult]: At program point L119(lines 119 125) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (<= ~waterLevel~0 2))) (let ((.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse4 (and .cse6 (<= 2 ~waterLevel~0) .cse3))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (and .cse1 .cse2 .cse3) .cse4) (or .cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse5) (or .cse0 (= |old(~switchedOnBeforeTS~0)| 0) (and .cse2 .cse3) .cse5) (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (and .cse6 .cse1 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse4)))) [2020-10-27 22:23:48,560 INFO L270 CegarLoopResult]: At program point L114(line 114) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 (and .cse1 .cse2 (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2)) (not (<= 2 |old(~waterLevel~0)|))) (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|))) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) .cse0 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))))) [2020-10-27 22:23:48,560 INFO L274 CegarLoopResult]: For program point L112(lines 108 130) no Hoare annotation was computed. [2020-10-27 22:23:48,560 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 105 131) the Hoare annotation is: (let ((.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (and .cse2 .cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1) (or (and .cse2 (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse3) .cse0 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1)))) [2020-10-27 22:23:48,560 INFO L274 CegarLoopResult]: For program point L110(lines 108 130) no Hoare annotation was computed. [2020-10-27 22:23:48,560 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 105 131) no Hoare annotation was computed. [2020-10-27 22:23:48,560 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 105 131) no Hoare annotation was computed. [2020-10-27 22:23:48,561 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 719 748) no Hoare annotation was computed. [2020-10-27 22:23:48,561 INFO L274 CegarLoopResult]: For program point L733(lines 733 737) no Hoare annotation was computed. [2020-10-27 22:23:48,561 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 719 748) the Hoare annotation is: true [2020-10-27 22:23:48,561 INFO L277 CegarLoopResult]: At program point L733-1(lines 733 737) the Hoare annotation is: true [2020-10-27 22:23:48,561 INFO L274 CegarLoopResult]: For program point L730(line 730) no Hoare annotation was computed. [2020-10-27 22:23:48,561 INFO L277 CegarLoopResult]: At program point L729-2(lines 729 743) the Hoare annotation is: true [2020-10-27 22:23:48,561 INFO L277 CegarLoopResult]: At program point L725(line 725) the Hoare annotation is: true [2020-10-27 22:23:48,561 INFO L274 CegarLoopResult]: For program point L725-1(line 725) no Hoare annotation was computed. [2020-10-27 22:23:48,561 INFO L277 CegarLoopResult]: At program point L744(lines 719 748) the Hoare annotation is: true [2020-10-27 22:23:48,561 INFO L274 CegarLoopResult]: For program point L740(line 740) no Hoare annotation was computed. [2020-10-27 22:23:48,561 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 868 879) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 0)) [2020-10-27 22:23:48,561 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 868 879) no Hoare annotation was computed. [2020-10-27 22:23:48,562 INFO L274 CegarLoopResult]: For program point L872-1(lines 868 879) no Hoare annotation was computed. [2020-10-27 22:23:48,562 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 773 779) no Hoare annotation was computed. [2020-10-27 22:23:48,562 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 773 779) the Hoare annotation is: true [2020-10-27 22:23:48,562 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:23:48,562 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-27 22:23:48,562 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 22:23:48,562 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:23:48,562 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 271 278) no Hoare annotation was computed. [2020-10-27 22:23:48,562 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 271 278) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| ~systemActive~0)) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (not (= ~waterLevel~0 1)) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) (or .cse0 (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-10-27 22:23:48,562 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 271 278) no Hoare annotation was computed. [2020-10-27 22:23:48,562 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 880 891) no Hoare annotation was computed. [2020-10-27 22:23:48,562 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 880 891) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse1) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))) (or (not (= |old(~waterLevel~0)| 1)) .cse1 (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))))) [2020-10-27 22:23:48,562 INFO L274 CegarLoopResult]: For program point L884-1(lines 880 891) no Hoare annotation was computed. [2020-10-27 22:23:48,562 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 80 87) no Hoare annotation was computed. [2020-10-27 22:23:48,562 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 80 87) the Hoare annotation is: true [2020-10-27 22:23:48,563 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-27 22:23:48,563 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 80 87) no Hoare annotation was computed. [2020-10-27 22:23:48,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 10:23:48 BoogieIcfgContainer [2020-10-27 22:23:48,593 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 22:23:48,595 INFO L168 Benchmark]: Toolchain (without parser) took 118602.06 ms. Allocated memory was 151.0 MB in the beginning and 716.2 MB in the end (delta: 565.2 MB). Free memory was 125.6 MB in the beginning and 534.9 MB in the end (delta: -409.3 MB). Peak memory consumption was 445.6 MB. Max. memory is 8.0 GB. [2020-10-27 22:23:48,596 INFO L168 Benchmark]: CDTParser took 1.45 ms. Allocated memory is still 151.0 MB. Free memory was 124.4 MB in the beginning and 124.3 MB in the end (delta: 102.4 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 22:23:48,596 INFO L168 Benchmark]: CACSL2BoogieTranslator took 664.74 ms. Allocated memory is still 151.0 MB. Free memory was 125.0 MB in the beginning and 103.4 MB in the end (delta: 21.6 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-27 22:23:48,600 INFO L168 Benchmark]: Boogie Preprocessor took 149.69 ms. Allocated memory is still 151.0 MB. Free memory was 103.4 MB in the beginning and 132.7 MB in the end (delta: -29.4 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-10-27 22:23:48,600 INFO L168 Benchmark]: RCFGBuilder took 1440.62 ms. Allocated memory is still 151.0 MB. Free memory was 132.2 MB in the beginning and 126.7 MB in the end (delta: 5.5 MB). Peak memory consumption was 87.8 MB. Max. memory is 8.0 GB. [2020-10-27 22:23:48,601 INFO L168 Benchmark]: TraceAbstraction took 116318.80 ms. Allocated memory was 151.0 MB in the beginning and 716.2 MB in the end (delta: 565.2 MB). Free memory was 126.2 MB in the beginning and 534.9 MB in the end (delta: -408.7 MB). Peak memory consumption was 445.9 MB. Max. memory is 8.0 GB. [2020-10-27 22:23:48,609 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.45 ms. Allocated memory is still 151.0 MB. Free memory was 124.4 MB in the beginning and 124.3 MB in the end (delta: 102.4 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 664.74 ms. Allocated memory is still 151.0 MB. Free memory was 125.0 MB in the beginning and 103.4 MB in the end (delta: 21.6 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 149.69 ms. Allocated memory is still 151.0 MB. Free memory was 103.4 MB in the beginning and 132.7 MB in the end (delta: -29.4 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1440.62 ms. Allocated memory is still 151.0 MB. Free memory was 132.2 MB in the beginning and 126.7 MB in the end (delta: 5.5 MB). Peak memory consumption was 87.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 116318.80 ms. Allocated memory was 151.0 MB in the beginning and 716.2 MB in the end (delta: 565.2 MB). Free memory was 126.2 MB in the beginning and 534.9 MB in the end (delta: -408.7 MB). Peak memory consumption was 445.9 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: 584]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 577]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 623]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 630]: 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: 729]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: ((((!(\old(pumpRunning) <= 0) || !(\old(waterLevel) == 1)) || (((((\old(systemActive) == systemActive && \old(waterLevel) == waterLevel) && splverifierCounter <= 0) && pumpRunning == \old(pumpRunning)) && switchedOnBeforeTS == \old(switchedOnBeforeTS)) && \old(methaneLevelCritical) == methaneLevelCritical)) || !(0 <= \old(pumpRunning))) || ((splverifierCounter <= 0 && 2 <= waterLevel) && waterLevel <= 2)) || ((pumpRunning == switchedOnBeforeTS && splverifierCounter <= 0) && waterLevel <= 2) - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) <= 0) || !(\old(waterLevel) == 1)) || !(0 <= \old(pumpRunning)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 247 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 77.5s, OverallIterations: 8, TraceHistogramMax: 3, AutomataDifference: 42.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 38.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1185 SDtfs, 2348 SDslu, 1924 SDs, 0 SdLazy, 7267 SolverSat, 1815 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 432 GetRequests, 285 SyntacticMatches, 2 SemanticMatches, 145 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 627 ImplicationChecksByTransitivity, 23.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=683occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 8 MinimizatonAttempts, 468 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 59 LocationsWithAnnotation, 1262 PreInvPairs, 1455 NumberOfFragments, 1670 HoareAnnotationTreeSize, 1262 FomulaSimplifications, 27231317 FormulaSimplificationTreeSizeReduction, 7.8s HoareSimplificationTime, 59 FomulaSimplificationsInter, 1131922 FormulaSimplificationTreeSizeReductionInter, 30.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 33.2s InterpolantComputationTime, 788 NumberOfCodeBlocks, 788 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 780 ConstructedInterpolants, 0 QuantifiedInterpolants, 291270 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 4 PerfectInterpolantSequences, 112/118 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...