/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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 --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=1000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 12:17:20,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 12:17:20,166 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 12:17:20,209 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 12:17:20,209 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 12:17:20,217 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 12:17:20,219 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 12:17:20,222 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 12:17:20,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 12:17:20,228 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 12:17:20,229 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 12:17:20,230 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 12:17:20,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 12:17:20,233 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 12:17:20,235 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 12:17:20,237 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 12:17:20,238 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 12:17:20,239 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 12:17:20,241 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 12:17:20,249 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 12:17:20,251 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 12:17:20,253 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 12:17:20,254 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 12:17:20,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 12:17:20,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 12:17:20,268 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 12:17:20,268 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 12:17:20,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 12:17:20,278 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 12:17:20,279 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 12:17:20,280 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 12:17:20,281 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 12:17:20,283 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 12:17:20,283 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 12:17:20,285 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 12:17:20,285 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 12:17:20,286 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 12:17:20,286 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 12:17:20,286 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 12:17:20,287 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 12:17:20,288 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 12:17:20,289 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 [2020-09-21 12:17:20,321 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 12:17:20,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 12:17:20,323 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 12:17:20,323 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 12:17:20,323 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 12:17:20,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 12:17:20,324 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 12:17:20,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 12:17:20,324 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 12:17:20,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 12:17:20,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 12:17:20,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 12:17:20,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 12:17:20,325 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 12:17:20,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 12:17:20,326 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 12:17:20,326 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 12:17:20,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 12:17:20,326 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 12:17:20,327 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 12:17:20,327 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 12:17:20,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 12:17:20,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 12:17:20,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 12:17:20,327 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 12:17:20,328 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 12:17:20,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 12:17:20,328 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 12:17:20,328 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 12:17:20,328 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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.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=1000;interpolation-heuristic=SMALLEST;log-additional-information=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=1000;interpolation-heuristic=SMALLEST;log-additional-information=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=1000;interpolation-heuristic=SMALLEST;log-additional-information=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=1000;interpolation-heuristic=SMALLEST;log-additional-information=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=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; [2020-09-21 12:17:20,781 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 12:17:20,798 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 12:17:20,803 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 12:17:20,805 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 12:17:20,805 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 12:17:20,806 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product20.cil.c [2020-09-21 12:17:20,897 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ab18de7e4/24e2933646074f6a87081420768edb9c/FLAGb0fac1083 [2020-09-21 12:17:21,486 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 12:17:21,487 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product20.cil.c [2020-09-21 12:17:21,502 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ab18de7e4/24e2933646074f6a87081420768edb9c/FLAGb0fac1083 [2020-09-21 12:17:21,774 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ab18de7e4/24e2933646074f6a87081420768edb9c [2020-09-21 12:17:21,789 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 12:17:21,795 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 12:17:21,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 12:17:21,797 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 12:17:21,801 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 12:17:21,802 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:17:21" (1/1) ... [2020-09-21 12:17:21,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27030054 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:21, skipping insertion in model container [2020-09-21 12:17:21,807 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:17:21" (1/1) ... [2020-09-21 12:17:21,816 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 12:17:21,868 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 12:17:22,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 12:17:22,472 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 12:17:22,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 12:17:22,584 INFO L208 MainTranslator]: Completed translation [2020-09-21 12:17:22,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:22 WrapperNode [2020-09-21 12:17:22,585 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 12:17:22,586 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 12:17:22,586 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 12:17:22,586 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 12:17:22,602 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:22" (1/1) ... [2020-09-21 12:17:22,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:22" (1/1) ... [2020-09-21 12:17:22,622 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:22" (1/1) ... [2020-09-21 12:17:22,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:22" (1/1) ... [2020-09-21 12:17:22,657 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:22" (1/1) ... [2020-09-21 12:17:22,668 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:22" (1/1) ... [2020-09-21 12:17:22,674 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:22" (1/1) ... [2020-09-21 12:17:22,681 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 12:17:22,682 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 12:17:22,682 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 12:17:22,682 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 12:17:22,684 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:22" (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 [2020-09-21 12:17:22,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 12:17:22,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 12:17:22,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 12:17:22,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 12:17:22,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 12:17:22,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 12:17:22,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 12:17:22,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 12:17:22,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 12:17:22,765 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 12:17:22,766 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 12:17:22,766 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 12:17:22,766 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 12:17:22,766 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 12:17:22,766 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 12:17:22,767 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-21 12:17:22,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-21 12:17:22,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-21 12:17:22,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-21 12:17:22,767 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 12:17:22,768 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 12:17:22,768 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 12:17:22,768 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 12:17:22,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 12:17:22,768 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 12:17:22,769 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 12:17:22,769 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 12:17:22,769 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 12:17:22,769 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 12:17:22,769 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 12:17:22,769 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 12:17:22,770 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-21 12:17:22,770 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 12:17:22,770 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 12:17:22,770 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 12:17:22,770 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 12:17:22,771 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 12:17:22,771 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 12:17:22,771 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-21 12:17:22,771 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-21 12:17:22,771 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-21 12:17:22,771 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 12:17:22,772 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 12:17:22,772 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 12:17:22,772 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 12:17:22,772 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 12:17:22,772 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 12:17:22,772 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 12:17:22,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 12:17:22,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 12:17:22,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 12:17:22,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 12:17:22,773 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 12:17:22,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 12:17:22,773 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 12:17:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 12:17:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 12:17:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 12:17:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 12:17:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 12:17:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 12:17:22,775 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 12:17:22,775 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 12:17:22,775 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 12:17:22,775 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 12:17:22,775 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 12:17:22,775 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 12:17:22,776 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-21 12:17:22,776 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 12:17:22,776 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 12:17:22,776 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-21 12:17:22,776 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-21 12:17:22,776 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-21 12:17:22,777 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 12:17:22,777 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 12:17:22,777 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 12:17:22,777 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 12:17:22,777 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 12:17:22,777 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 12:17:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 12:17:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 12:17:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 12:17:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 12:17:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 12:17:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 12:17:22,779 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-21 12:17:22,779 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-21 12:17:22,779 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 12:17:22,779 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 12:17:22,779 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 12:17:22,779 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-21 12:17:22,780 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-21 12:17:22,780 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 12:17:22,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 12:17:22,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 12:17:22,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 12:17:23,875 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 12:17:23,875 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 12:17:23,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:17:23 BoogieIcfgContainer [2020-09-21 12:17:23,881 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 12:17:23,882 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 12:17:23,882 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 12:17:23,886 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 12:17:23,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 12:17:21" (1/3) ... [2020-09-21 12:17:23,887 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ea1b7ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 12:17:23, skipping insertion in model container [2020-09-21 12:17:23,887 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:22" (2/3) ... [2020-09-21 12:17:23,888 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ea1b7ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 12:17:23, skipping insertion in model container [2020-09-21 12:17:23,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:17:23" (3/3) ... [2020-09-21 12:17:23,890 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product20.cil.c [2020-09-21 12:17:23,901 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 12:17:23,911 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 12:17:23,933 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 12:17:23,959 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 12:17:23,959 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 12:17:23,959 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 12:17:23,959 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 12:17:23,959 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 12:17:23,959 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 12:17:23,960 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 12:17:23,960 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 12:17:23,984 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states. [2020-09-21 12:17:23,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-09-21 12:17:23,996 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:17:23,998 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] [2020-09-21 12:17:23,998 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:17:24,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:17:24,006 INFO L82 PathProgramCache]: Analyzing trace with hash -1637188634, now seen corresponding path program 1 times [2020-09-21 12:17:24,018 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:17:24,018 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [343600454] [2020-09-21 12:17:24,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:17:24,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:24,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:24,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:25,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:25,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-09-21 12:17:25,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:17:25,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1015 [2020-09-21 12:17:25,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:25,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:25,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-09-21 12:17:25,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:25,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-09-21 12:17:25,833 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:17:25,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:17:25,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:25,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:25,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:25,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:25,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:25,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-09-21 12:17:25,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:25,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:25,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:25,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:25,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:25,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:17:25,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:25,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:25,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:25,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:25,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:25,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:17:25,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:25,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:25,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:25,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:25,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:25,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 12:17:25,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:25,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:25,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:25,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:25,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:25,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:17:25,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:25,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:25,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:25,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:25,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:25,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:17:25,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:25,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:25,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:25,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:25,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:25,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:17:25,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:25,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:25,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:25,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:25,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:25,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 12:17:25,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:25,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:25,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:25,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:25,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:25,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 12:17:25,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:25,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:25,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:25,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:25,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:26,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 12:17:26,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:26,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:26,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:26,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:26,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:26,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:17:26,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:26,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:26,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:26,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:26,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:26,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 12:17:26,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:26,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:26,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:26,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 12:17:26,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:26,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 12:17:26,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:26,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:26,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-09-21 12:17:26,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:26,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:26,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:17:26,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:26,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:26,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:26,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:26,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:26,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:17:26,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:26,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:26,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:26,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:26,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:26,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-21 12:17:26,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:26,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:26,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:26,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:26,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:26,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:17:26,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:26,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:26,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:17:26,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:26,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:26,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 12:17:26,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:26,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:26,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:26,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:26,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:26,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:17:26,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:26,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:26,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:17:26,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:26,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:26,073 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 12:17:26,075 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [343600454] [2020-09-21 12:17:26,078 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:17:26,078 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 12:17:26,079 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156553139] [2020-09-21 12:17:26,087 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 12:17:26,088 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:17:26,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 12:17:26,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 12:17:26,117 INFO L87 Difference]: Start difference. First operand 167 states. Second operand 4 states. [2020-09-21 12:17:27,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:17:27,247 INFO L93 Difference]: Finished difference Result 278 states and 361 transitions. [2020-09-21 12:17:27,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 12:17:27,249 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-09-21 12:17:27,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:17:27,266 INFO L225 Difference]: With dead ends: 278 [2020-09-21 12:17:27,266 INFO L226 Difference]: Without dead ends: 155 [2020-09-21 12:17:27,272 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 12:17:27,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2020-09-21 12:17:27,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 124. [2020-09-21 12:17:27,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-09-21 12:17:27,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 145 transitions. [2020-09-21 12:17:27,367 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 145 transitions. Word has length 59 [2020-09-21 12:17:27,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:17:27,368 INFO L479 AbstractCegarLoop]: Abstraction has 124 states and 145 transitions. [2020-09-21 12:17:27,368 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 12:17:27,368 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 145 transitions. [2020-09-21 12:17:27,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-09-21 12:17:27,372 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:17:27,372 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] [2020-09-21 12:17:27,372 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 12:17:27,373 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:17:27,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:17:27,373 INFO L82 PathProgramCache]: Analyzing trace with hash -2107272598, now seen corresponding path program 1 times [2020-09-21 12:17:27,373 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:17:27,374 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1895783558] [2020-09-21 12:17:27,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:17:27,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:27,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:27,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:28,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:28,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-09-21 12:17:28,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:17:28,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1009 [2020-09-21 12:17:28,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:28,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:17:28,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-09-21 12:17:28,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 12:17:28,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:28,707 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:17:28,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:17:28,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:28,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:28,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:28,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:28,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:28,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-09-21 12:17:28,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:28,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:28,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:28,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:28,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:28,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:17:28,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:28,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:28,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:28,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:28,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:28,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:28,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:28,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:28,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:28,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:28,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:28,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 12:17:28,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:28,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:28,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:28,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:28,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:28,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:28,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:28,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:28,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:28,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:28,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:28,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:17:28,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:28,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:28,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:28,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:28,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:28,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:17:28,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:28,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:28,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:28,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:28,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:28,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 12:17:28,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:28,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:28,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:28,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:28,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:28,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:28,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:28,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:28,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:28,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:28,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:28,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 12:17:28,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:28,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:28,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:28,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:28,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:28,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:28,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:28,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:28,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:28,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:28,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:28,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-09-21 12:17:28,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:28,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:28,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:28,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 12:17:28,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:28,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:17:28,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:28,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:28,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-09-21 12:17:28,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:28,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:28,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:17:28,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:28,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:28,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:28,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:28,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:28,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:28,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:28,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:28,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:28,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:28,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:28,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-21 12:17:28,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:28,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:28,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:28,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:28,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:28,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:28,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:28,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:28,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:17:28,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:28,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:28,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-21 12:17:28,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:28,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:28,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:28,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:28,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:28,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:17:28,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:28,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:28,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:17:28,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:28,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:28,877 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 12:17:28,877 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1895783558] [2020-09-21 12:17:28,878 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:17:28,878 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 12:17:28,878 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714953514] [2020-09-21 12:17:28,880 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 12:17:28,880 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:17:28,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 12:17:28,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 12:17:28,881 INFO L87 Difference]: Start difference. First operand 124 states and 145 transitions. Second operand 5 states. [2020-09-21 12:17:29,339 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:30,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:17:30,077 INFO L93 Difference]: Finished difference Result 213 states and 261 transitions. [2020-09-21 12:17:30,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 12:17:30,078 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-09-21 12:17:30,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:17:30,081 INFO L225 Difference]: With dead ends: 213 [2020-09-21 12:17:30,082 INFO L226 Difference]: Without dead ends: 145 [2020-09-21 12:17:30,083 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 12:17:30,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2020-09-21 12:17:30,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 115. [2020-09-21 12:17:30,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2020-09-21 12:17:30,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 133 transitions. [2020-09-21 12:17:30,121 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 133 transitions. Word has length 60 [2020-09-21 12:17:30,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:17:30,122 INFO L479 AbstractCegarLoop]: Abstraction has 115 states and 133 transitions. [2020-09-21 12:17:30,122 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 12:17:30,122 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 133 transitions. [2020-09-21 12:17:30,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-09-21 12:17:30,124 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:17:30,124 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] [2020-09-21 12:17:30,124 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 12:17:30,125 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:17:30,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:17:30,125 INFO L82 PathProgramCache]: Analyzing trace with hash 1686422398, now seen corresponding path program 1 times [2020-09-21 12:17:30,125 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:17:30,126 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [426171547] [2020-09-21 12:17:30,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:17:30,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:30,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:30,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:31,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:31,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-09-21 12:17:31,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:17:31,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1044 [2020-09-21 12:17:31,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:31,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 12:17:31,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 73 [2020-09-21 12:17:31,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-09-21 12:17:31,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:31,547 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:17:31,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:17:31,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:31,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:31,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:31,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:31,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:31,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-09-21 12:17:31,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:31,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:31,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:31,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:31,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:31,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:17:31,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:31,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:31,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:31,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:31,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:31,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:31,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:31,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:31,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:31,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:31,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:31,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 12:17:31,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:31,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:31,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:31,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:31,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:31,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 12:17:31,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:31,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:31,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:31,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:31,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:31,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:17:31,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:31,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:31,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:31,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:31,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:31,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:31,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:31,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:31,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:31,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:31,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:31,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 12:17:31,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:31,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:31,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:31,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:31,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:31,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 12:17:31,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:31,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:31,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:31,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:31,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:31,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 12:17:31,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:31,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:31,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:31,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:31,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:31,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:31,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:31,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:31,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:31,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:31,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:31,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 12:17:31,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:31,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:31,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:31,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 12:17:31,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:31,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:31,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:31,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:31,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:31,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:31,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:31,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:17:31,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:31,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:31,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:31,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:31,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:31,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 12:17:31,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:31,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:31,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:31,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:31,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:31,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 12:17:31,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:31,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:31,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:31,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:31,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:31,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:17:31,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:31,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:17:31,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:31,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 12:17:31,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:31,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-21 12:17:31,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:31,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:31,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:31,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:31,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:31,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 12:17:31,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:31,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 12:17:31,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:31,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 12:17:31,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:31,740 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-21 12:17:31,741 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [426171547] [2020-09-21 12:17:31,741 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:17:31,741 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-21 12:17:31,742 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85338675] [2020-09-21 12:17:31,742 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 12:17:31,742 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:17:31,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 12:17:31,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-09-21 12:17:31,743 INFO L87 Difference]: Start difference. First operand 115 states and 133 transitions. Second operand 8 states. [2020-09-21 12:17:32,191 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:32,834 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:17:33,518 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:17:33,825 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-21 12:17:33,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:17:33,934 INFO L93 Difference]: Finished difference Result 202 states and 258 transitions. [2020-09-21 12:17:33,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-21 12:17:33,935 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 65 [2020-09-21 12:17:33,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:17:33,935 INFO L225 Difference]: With dead ends: 202 [2020-09-21 12:17:33,936 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 12:17:33,938 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-09-21 12:17:33,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 12:17:33,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 12:17:33,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 12:17:33,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 12:17:33,939 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 65 [2020-09-21 12:17:33,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:17:33,939 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 12:17:33,939 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 12:17:33,939 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 12:17:33,939 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 12:17:33,940 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 12:17:33,942 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 12:17:34,186 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:34,356 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:34,470 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 6 [2020-09-21 12:17:34,627 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:34,790 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:34,953 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:35,112 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:35,267 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:35,423 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:35,577 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:35,727 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:17:35,882 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:36,037 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:36,189 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:36,340 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:36,498 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:36,647 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:36,797 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:36,946 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:37,094 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:37,244 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:37,393 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:37,552 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:37,665 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 6 [2020-09-21 12:17:37,815 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:37,963 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:38,115 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:38,279 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:38,527 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:38,675 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:38,826 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:39,073 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:39,221 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:39,463 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:39,611 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:39,764 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:40,012 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:40,160 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:40,308 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:40,463 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:40,658 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 7 [2020-09-21 12:17:40,867 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:41,097 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-09-21 12:17:41,315 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:41,593 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:17:41,795 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:42,002 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2020-09-21 12:17:42,217 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-09-21 12:17:42,421 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-09-21 12:17:42,585 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-09-21 12:17:42,835 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:43,025 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:43,227 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:43,426 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-09-21 12:17:43,645 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:43,829 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 7 [2020-09-21 12:17:44,042 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 11 [2020-09-21 12:17:44,264 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:44,272 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-09-21 12:17:44,272 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-09-21 12:17:44,272 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-09-21 12:17:44,272 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-09-21 12:17:44,273 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-09-21 12:17:44,273 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-09-21 12:17:44,273 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-09-21 12:17:44,273 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-09-21 12:17:44,273 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-09-21 12:17:44,273 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-09-21 12:17:44,273 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-09-21 12:17:44,274 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-09-21 12:17:44,274 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-09-21 12:17:44,274 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-09-21 12:17:44,274 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-09-21 12:17:44,274 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-09-21 12:17:44,274 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-09-21 12:17:44,275 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-09-21 12:17:44,275 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 574 580) the Hoare annotation is: true [2020-09-21 12:17:44,275 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 574 580) no Hoare annotation was computed. [2020-09-21 12:17:44,275 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 581 589) no Hoare annotation was computed. [2020-09-21 12:17:44,276 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 581 589) the Hoare annotation is: true [2020-09-21 12:17:44,276 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 581 589) no Hoare annotation was computed. [2020-09-21 12:17:44,276 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 505 512) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-09-21 12:17:44,276 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 505 512) no Hoare annotation was computed. [2020-09-21 12:17:44,276 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 505 512) no Hoare annotation was computed. [2020-09-21 12:17:44,276 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 513 522) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-09-21 12:17:44,277 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 513 522) no Hoare annotation was computed. [2020-09-21 12:17:44,277 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 513 522) no Hoare annotation was computed. [2020-09-21 12:17:44,277 INFO L268 CegarLoopResult]: For program point L518(line 518) no Hoare annotation was computed. [2020-09-21 12:17:44,277 INFO L264 CegarLoopResult]: At program point L538(line 538) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-09-21 12:17:44,277 INFO L268 CegarLoopResult]: For program point L536(lines 536 542) no Hoare annotation was computed. [2020-09-21 12:17:44,277 INFO L268 CegarLoopResult]: For program point L535(lines 535 545) no Hoare annotation was computed. [2020-09-21 12:17:44,278 INFO L271 CegarLoopResult]: At program point L533(line 533) the Hoare annotation is: true [2020-09-21 12:17:44,278 INFO L268 CegarLoopResult]: For program point L533-1(line 533) no Hoare annotation was computed. [2020-09-21 12:17:44,278 INFO L268 CegarLoopResult]: For program point L531(lines 531 548) no Hoare annotation was computed. [2020-09-21 12:17:44,278 INFO L268 CegarLoopResult]: For program point L531-1(lines 523 551) no Hoare annotation was computed. [2020-09-21 12:17:44,278 INFO L271 CegarLoopResult]: At program point L529(line 529) the Hoare annotation is: true [2020-09-21 12:17:44,278 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 523 551) the Hoare annotation is: true [2020-09-21 12:17:44,279 INFO L268 CegarLoopResult]: For program point L529-1(line 529) no Hoare annotation was computed. [2020-09-21 12:17:44,279 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 523 551) no Hoare annotation was computed. [2020-09-21 12:17:44,279 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 676 698) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 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))) [2020-09-21 12:17:44,279 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 676 698) no Hoare annotation was computed. [2020-09-21 12:17:44,279 INFO L264 CegarLoopResult]: At program point L688(line 688) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 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))) [2020-09-21 12:17:44,280 INFO L264 CegarLoopResult]: At program point L688-1(line 688) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 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))) [2020-09-21 12:17:44,280 INFO L268 CegarLoopResult]: For program point L686(lines 686 693) no Hoare annotation was computed. [2020-09-21 12:17:44,280 INFO L268 CegarLoopResult]: For program point L686-1(lines 686 693) no Hoare annotation was computed. [2020-09-21 12:17:44,280 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 676 698) no Hoare annotation was computed. [2020-09-21 12:17:44,280 INFO L268 CegarLoopResult]: For program point L684(line 684) no Hoare annotation was computed. [2020-09-21 12:17:44,281 INFO L264 CegarLoopResult]: At program point L683(line 683) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 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))) [2020-09-21 12:17:44,281 INFO L264 CegarLoopResult]: At program point L682(line 682) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 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))) [2020-09-21 12:17:44,281 INFO L264 CegarLoopResult]: At program point L682-1(line 682) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 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))) [2020-09-21 12:17:44,281 INFO L268 CegarLoopResult]: For program point L641(line 641) no Hoare annotation was computed. [2020-09-21 12:17:44,281 INFO L268 CegarLoopResult]: For program point L640(line 640) no Hoare annotation was computed. [2020-09-21 12:17:44,282 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 633 656) no Hoare annotation was computed. [2020-09-21 12:17:44,282 INFO L268 CegarLoopResult]: For program point L639(line 639) no Hoare annotation was computed. [2020-09-21 12:17:44,282 INFO L268 CegarLoopResult]: For program point L638(line 638) no Hoare annotation was computed. [2020-09-21 12:17:44,282 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 633 656) no Hoare annotation was computed. [2020-09-21 12:17:44,282 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 633 656) no Hoare annotation was computed. [2020-09-21 12:17:44,282 INFO L268 CegarLoopResult]: For program point L651(line 651) no Hoare annotation was computed. [2020-09-21 12:17:44,282 INFO L268 CegarLoopResult]: For program point L650(line 650) no Hoare annotation was computed. [2020-09-21 12:17:44,283 INFO L268 CegarLoopResult]: For program point L649(line 649) no Hoare annotation was computed. [2020-09-21 12:17:44,283 INFO L268 CegarLoopResult]: For program point L648(line 648) no Hoare annotation was computed. [2020-09-21 12:17:44,283 INFO L268 CegarLoopResult]: For program point L647(line 647) no Hoare annotation was computed. [2020-09-21 12:17:44,283 INFO L268 CegarLoopResult]: For program point L646(line 646) no Hoare annotation was computed. [2020-09-21 12:17:44,283 INFO L268 CegarLoopResult]: For program point L645(line 645) no Hoare annotation was computed. [2020-09-21 12:17:44,283 INFO L268 CegarLoopResult]: For program point L644(line 644) no Hoare annotation was computed. [2020-09-21 12:17:44,283 INFO L268 CegarLoopResult]: For program point L643(line 643) no Hoare annotation was computed. [2020-09-21 12:17:44,284 INFO L268 CegarLoopResult]: For program point L642(line 642) no Hoare annotation was computed. [2020-09-21 12:17:44,284 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 927 941) no Hoare annotation was computed. [2020-09-21 12:17:44,284 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 927 941) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-09-21 12:17:44,284 INFO L264 CegarLoopResult]: At program point L933(line 933) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 12:17:44,284 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 927 941) no Hoare annotation was computed. [2020-09-21 12:17:44,284 INFO L268 CegarLoopResult]: For program point L931(lines 931 937) no Hoare annotation was computed. [2020-09-21 12:17:44,285 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 863 871) no Hoare annotation was computed. [2020-09-21 12:17:44,285 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 863 871) the Hoare annotation is: true [2020-09-21 12:17:44,285 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 863 871) no Hoare annotation was computed. [2020-09-21 12:17:44,285 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 908 926) the Hoare annotation is: true [2020-09-21 12:17:44,285 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 908 926) no Hoare annotation was computed. [2020-09-21 12:17:44,285 INFO L268 CegarLoopResult]: For program point L917(lines 917 921) no Hoare annotation was computed. [2020-09-21 12:17:44,286 INFO L271 CegarLoopResult]: At program point L915(line 915) the Hoare annotation is: true [2020-09-21 12:17:44,286 INFO L268 CegarLoopResult]: For program point L917-2(lines 917 921) no Hoare annotation was computed. [2020-09-21 12:17:44,286 INFO L268 CegarLoopResult]: For program point L915-1(line 915) no Hoare annotation was computed. [2020-09-21 12:17:44,286 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 908 926) no Hoare annotation was computed. [2020-09-21 12:17:44,286 INFO L268 CegarLoopResult]: For program point L891(lines 891 899) no Hoare annotation was computed. [2020-09-21 12:17:44,286 INFO L268 CegarLoopResult]: For program point L891-2(lines 891 899) no Hoare annotation was computed. [2020-09-21 12:17:44,287 INFO L268 CegarLoopResult]: For program point L879(lines 879 887) no Hoare annotation was computed. [2020-09-21 12:17:44,287 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 872 907) no Hoare annotation was computed. [2020-09-21 12:17:44,287 INFO L268 CegarLoopResult]: For program point L879-2(lines 879 887) no Hoare annotation was computed. [2020-09-21 12:17:44,287 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 872 907) no Hoare annotation was computed. [2020-09-21 12:17:44,287 INFO L268 CegarLoopResult]: For program point L902(line 902) no Hoare annotation was computed. [2020-09-21 12:17:44,287 INFO L268 CegarLoopResult]: For program point L902-1(line 902) no Hoare annotation was computed. [2020-09-21 12:17:44,287 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 872 907) no Hoare annotation was computed. [2020-09-21 12:17:44,288 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 567 573) no Hoare annotation was computed. [2020-09-21 12:17:44,288 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 567 573) the Hoare annotation is: true [2020-09-21 12:17:44,288 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-09-21 12:17:44,288 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-09-21 12:17:44,288 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-09-21 12:17:44,289 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-09-21 12:17:44,289 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-09-21 12:17:44,289 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-09-21 12:17:44,289 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-09-21 12:17:44,289 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-09-21 12:17:44,289 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-09-21 12:17:44,290 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 665 675) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 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))) [2020-09-21 12:17:44,290 INFO L264 CegarLoopResult]: At program point L670(line 670) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 12:17:44,290 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 665 675) no Hoare annotation was computed. [2020-09-21 12:17:44,290 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 665 675) no Hoare annotation was computed. [2020-09-21 12:17:44,290 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 852 862) no Hoare annotation was computed. [2020-09-21 12:17:44,290 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 852 862) no Hoare annotation was computed. [2020-09-21 12:17:44,290 INFO L268 CegarLoopResult]: For program point L857(line 857) no Hoare annotation was computed. [2020-09-21 12:17:44,290 INFO L268 CegarLoopResult]: For program point L857-1(line 857) no Hoare annotation was computed. [2020-09-21 12:17:44,291 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 852 862) no Hoare annotation was computed. [2020-09-21 12:17:44,291 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 844 851) the Hoare annotation is: true [2020-09-21 12:17:44,291 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 844 851) no Hoare annotation was computed. [2020-09-21 12:17:44,291 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 844 851) no Hoare annotation was computed. [2020-09-21 12:17:44,291 INFO L264 CegarLoopResult]: At program point L830(line 830) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:17:44,291 INFO L268 CegarLoopResult]: For program point L830-1(lines 811 835) no Hoare annotation was computed. [2020-09-21 12:17:44,291 INFO L264 CegarLoopResult]: At program point L825(line 825) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 12:17:44,291 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 811 835) no Hoare annotation was computed. [2020-09-21 12:17:44,291 INFO L264 CegarLoopResult]: At program point L821(line 821) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 12:17:44,292 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 811 835) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:17:44,292 INFO L268 CegarLoopResult]: For program point L819(lines 819 827) no Hoare annotation was computed. [2020-09-21 12:17:44,292 INFO L264 CegarLoopResult]: At program point L817(line 817) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 12:17:44,292 INFO L268 CegarLoopResult]: For program point L817-1(line 817) no Hoare annotation was computed. [2020-09-21 12:17:44,292 INFO L268 CegarLoopResult]: For program point L815(lines 815 832) no Hoare annotation was computed. [2020-09-21 12:17:44,292 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 803 809) no Hoare annotation was computed. [2020-09-21 12:17:44,292 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 803 809) the Hoare annotation is: true [2020-09-21 12:17:44,292 INFO L264 CegarLoopResult]: At program point testENTRY(lines 702 769) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 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))) [2020-09-21 12:17:44,292 INFO L264 CegarLoopResult]: At program point L762(lines 711 763) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 12:17:44,293 INFO L268 CegarLoopResult]: For program point testFINAL(lines 702 769) no Hoare annotation was computed. [2020-09-21 12:17:44,293 INFO L264 CegarLoopResult]: At program point L752(line 752) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 12:17:44,293 INFO L268 CegarLoopResult]: For program point L750(lines 750 756) no Hoare annotation was computed. [2020-09-21 12:17:44,293 INFO L264 CegarLoopResult]: At program point L750-1(lines 742 757) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 12:17:44,293 INFO L268 CegarLoopResult]: For program point L713(lines 712 761) no Hoare annotation was computed. [2020-09-21 12:17:44,293 INFO L264 CegarLoopResult]: At program point L744(line 744) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 12:17:44,293 INFO L268 CegarLoopResult]: For program point L742(lines 742 757) no Hoare annotation was computed. [2020-09-21 12:17:44,293 INFO L264 CegarLoopResult]: At program point L734(line 734) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 12:17:44,294 INFO L268 CegarLoopResult]: For program point L732(lines 732 738) no Hoare annotation was computed. [2020-09-21 12:17:44,294 INFO L268 CegarLoopResult]: For program point L732-1(lines 732 738) no Hoare annotation was computed. [2020-09-21 12:17:44,294 INFO L264 CegarLoopResult]: At program point L759(lines 712 761) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 12:17:44,294 INFO L264 CegarLoopResult]: At program point L724(line 724) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 12:17:44,294 INFO L268 CegarLoopResult]: For program point L722(lines 722 728) no Hoare annotation was computed. [2020-09-21 12:17:44,294 INFO L268 CegarLoopResult]: For program point L722-1(lines 722 728) no Hoare annotation was computed. [2020-09-21 12:17:44,294 INFO L268 CegarLoopResult]: For program point L714(lines 714 718) no Hoare annotation was computed. [2020-09-21 12:17:44,294 INFO L268 CegarLoopResult]: For program point testEXIT(lines 702 769) no Hoare annotation was computed. [2020-09-21 12:17:44,294 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-09-21 12:17:44,294 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-09-21 12:17:44,295 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-09-21 12:17:44,295 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-09-21 12:17:44,295 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-09-21 12:17:44,295 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-09-21 12:17:44,295 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 492 500) no Hoare annotation was computed. [2020-09-21 12:17:44,295 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 492 500) the Hoare annotation is: true [2020-09-21 12:17:44,295 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 492 500) no Hoare annotation was computed. [2020-09-21 12:17:44,295 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 460 482) no Hoare annotation was computed. [2020-09-21 12:17:44,295 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 460 482) no Hoare annotation was computed. [2020-09-21 12:17:44,295 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 460 482) no Hoare annotation was computed. [2020-09-21 12:17:44,296 INFO L268 CegarLoopResult]: For program point L468(lines 468 476) no Hoare annotation was computed. [2020-09-21 12:17:44,296 INFO L268 CegarLoopResult]: For program point L468-2(lines 468 476) no Hoare annotation was computed. [2020-09-21 12:17:44,296 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-09-21 12:17:44,296 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-09-21 12:17:44,296 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-09-21 12:17:44,296 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-09-21 12:17:44,296 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-09-21 12:17:44,296 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-09-21 12:17:44,296 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-09-21 12:17:44,296 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-09-21 12:17:44,297 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-09-21 12:17:44,297 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-09-21 12:17:44,297 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-09-21 12:17:44,297 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-09-21 12:17:44,297 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-09-21 12:17:44,297 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-09-21 12:17:44,297 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-09-21 12:17:44,298 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-09-21 12:17:44,298 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 557 566) no Hoare annotation was computed. [2020-09-21 12:17:44,298 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 557 566) no Hoare annotation was computed. [2020-09-21 12:17:44,298 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 557 566) no Hoare annotation was computed. [2020-09-21 12:17:44,298 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:17:44,298 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 12:17:44,299 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:17:44,299 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 836 843) no Hoare annotation was computed. [2020-09-21 12:17:44,299 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 836 843) no Hoare annotation was computed. [2020-09-21 12:17:44,299 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 836 843) no Hoare annotation was computed. [2020-09-21 12:17:44,299 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 483 491) the Hoare annotation is: true [2020-09-21 12:17:44,299 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 483 491) no Hoare annotation was computed. [2020-09-21 12:17:44,299 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 483 491) no Hoare annotation was computed. [2020-09-21 12:17:44,299 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:17:44,299 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 12:17:44,299 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:17:44,300 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 439 450) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 12:17:44,300 INFO L268 CegarLoopResult]: For program point L443-1(lines 439 450) no Hoare annotation was computed. [2020-09-21 12:17:44,300 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 439 450) no Hoare annotation was computed. [2020-09-21 12:17:44,300 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 451 459) no Hoare annotation was computed. [2020-09-21 12:17:44,300 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 451 459) no Hoare annotation was computed. [2020-09-21 12:17:44,300 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 451 459) no Hoare annotation was computed. [2020-09-21 12:17:44,300 INFO L264 CegarLoopResult]: At program point L792(line 792) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 12:17:44,300 INFO L264 CegarLoopResult]: At program point L790(lines 790 796) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 12:17:44,301 INFO L264 CegarLoopResult]: At program point L785(line 785) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 12:17:44,301 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 776 802) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:17:44,301 INFO L268 CegarLoopResult]: For program point L783(lines 779 801) no Hoare annotation was computed. [2020-09-21 12:17:44,301 INFO L268 CegarLoopResult]: For program point L781(lines 779 801) no Hoare annotation was computed. [2020-09-21 12:17:44,301 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 776 802) no Hoare annotation was computed. [2020-09-21 12:17:44,302 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 776 802) no Hoare annotation was computed. [2020-09-21 12:17:44,302 INFO L271 CegarLoopResult]: At program point L608(line 608) the Hoare annotation is: true [2020-09-21 12:17:44,302 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 602 631) no Hoare annotation was computed. [2020-09-21 12:17:44,302 INFO L268 CegarLoopResult]: For program point L608-1(line 608) no Hoare annotation was computed. [2020-09-21 12:17:44,302 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 602 631) the Hoare annotation is: true [2020-09-21 12:17:44,302 INFO L271 CegarLoopResult]: At program point L627(lines 602 631) the Hoare annotation is: true [2020-09-21 12:17:44,302 INFO L268 CegarLoopResult]: For program point L623(line 623) no Hoare annotation was computed. [2020-09-21 12:17:44,302 INFO L268 CegarLoopResult]: For program point L616(lines 616 620) no Hoare annotation was computed. [2020-09-21 12:17:44,303 INFO L271 CegarLoopResult]: At program point L616-1(lines 616 620) the Hoare annotation is: true [2020-09-21 12:17:44,303 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-09-21 12:17:44,303 INFO L271 CegarLoopResult]: At program point L612-2(lines 612 626) the Hoare annotation is: true [2020-09-21 12:17:44,303 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 415 426) the Hoare annotation is: true [2020-09-21 12:17:44,303 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 415 426) no Hoare annotation was computed. [2020-09-21 12:17:44,303 INFO L268 CegarLoopResult]: For program point L419-1(lines 415 426) no Hoare annotation was computed. [2020-09-21 12:17:44,304 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 657 663) no Hoare annotation was computed. [2020-09-21 12:17:44,304 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 657 663) the Hoare annotation is: true [2020-09-21 12:17:44,304 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:17:44,304 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-09-21 12:17:44,304 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 12:17:44,304 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:17:44,305 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 942 949) no Hoare annotation was computed. [2020-09-21 12:17:44,305 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 942 949) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-09-21 12:17:44,305 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 942 949) no Hoare annotation was computed. [2020-09-21 12:17:44,305 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 427 438) no Hoare annotation was computed. [2020-09-21 12:17:44,305 INFO L268 CegarLoopResult]: For program point L431-1(lines 427 438) no Hoare annotation was computed. [2020-09-21 12:17:44,305 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 427 438) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-09-21 12:17:44,306 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 591 598) no Hoare annotation was computed. [2020-09-21 12:17:44,306 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 595) no Hoare annotation was computed. [2020-09-21 12:17:44,306 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 591 598) the Hoare annotation is: true [2020-09-21 12:17:44,306 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 591 598) no Hoare annotation was computed. [2020-09-21 12:17:44,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 12:17:44 BoogieIcfgContainer [2020-09-21 12:17:44,325 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 12:17:44,327 INFO L168 Benchmark]: Toolchain (without parser) took 22536.26 ms. Allocated memory was 139.5 MB in the beginning and 513.8 MB in the end (delta: 374.3 MB). Free memory was 100.8 MB in the beginning and 88.2 MB in the end (delta: 12.6 MB). Peak memory consumption was 387.1 MB. Max. memory is 7.1 GB. [2020-09-21 12:17:44,328 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-21 12:17:44,329 INFO L168 Benchmark]: CACSL2BoogieTranslator took 789.09 ms. Allocated memory was 139.5 MB in the beginning and 201.9 MB in the end (delta: 62.4 MB). Free memory was 100.1 MB in the beginning and 170.2 MB in the end (delta: -70.0 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2020-09-21 12:17:44,329 INFO L168 Benchmark]: Boogie Preprocessor took 95.64 ms. Allocated memory is still 201.9 MB. Free memory was 170.2 MB in the beginning and 166.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-09-21 12:17:44,330 INFO L168 Benchmark]: RCFGBuilder took 1199.26 ms. Allocated memory was 201.9 MB in the beginning and 234.9 MB in the end (delta: 33.0 MB). Free memory was 166.1 MB in the beginning and 195.7 MB in the end (delta: -29.6 MB). Peak memory consumption was 84.1 MB. Max. memory is 7.1 GB. [2020-09-21 12:17:44,331 INFO L168 Benchmark]: TraceAbstraction took 20442.57 ms. Allocated memory was 234.9 MB in the beginning and 513.8 MB in the end (delta: 278.9 MB). Free memory was 195.7 MB in the beginning and 88.2 MB in the end (delta: 107.4 MB). Peak memory consumption was 386.6 MB. Max. memory is 7.1 GB. [2020-09-21 12:17:44,336 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 789.09 ms. Allocated memory was 139.5 MB in the beginning and 201.9 MB in the end (delta: 62.4 MB). Free memory was 100.1 MB in the beginning and 170.2 MB in the end (delta: -70.0 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.64 ms. Allocated memory is still 201.9 MB. Free memory was 170.2 MB in the beginning and 166.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1199.26 ms. Allocated memory was 201.9 MB in the beginning and 234.9 MB in the end (delta: 33.0 MB). Free memory was 166.1 MB in the beginning and 195.7 MB in the end (delta: -29.6 MB). Peak memory consumption was 84.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 20442.57 ms. Allocated memory was 234.9 MB in the beginning and 513.8 MB in the end (delta: 278.9 MB). Free memory was 195.7 MB in the beginning and 88.2 MB in the end (delta: 107.4 MB). Peak memory consumption was 386.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 595]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 234 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.9s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 4.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 317 SDtfs, 331 SDslu, 213 SDs, 0 SdLazy, 667 SolverSat, 206 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 79 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=167occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 61 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 173 PreInvPairs, 196 NumberOfFragments, 587 HoareAnnotationTreeSize, 173 FomulaSimplifications, 4344 FormulaSimplificationTreeSizeReduction, 6.5s HoareSimplificationTime, 57 FomulaSimplificationsInter, 5004 FormulaSimplificationTreeSizeReductionInter, 3.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 4.7s InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 181 ConstructedInterpolants, 0 QuantifiedInterpolants, 47359 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 9/9 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...