/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_product06.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 12:16:49,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 12:16:49,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 12:16:49,169 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 12:16:49,170 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 12:16:49,171 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 12:16:49,173 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 12:16:49,175 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 12:16:49,177 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 12:16:49,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 12:16:49,179 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 12:16:49,180 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 12:16:49,181 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 12:16:49,182 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 12:16:49,183 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 12:16:49,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 12:16:49,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 12:16:49,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 12:16:49,189 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 12:16:49,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 12:16:49,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 12:16:49,193 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 12:16:49,195 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 12:16:49,196 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 12:16:49,198 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 12:16:49,199 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 12:16:49,199 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 12:16:49,200 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 12:16:49,201 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 12:16:49,202 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 12:16:49,202 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 12:16:49,203 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 12:16:49,204 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 12:16:49,205 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 12:16:49,206 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 12:16:49,206 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 12:16:49,207 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 12:16:49,207 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 12:16:49,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 12:16:49,209 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 12:16:49,210 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 12:16:49,210 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 12:16:49,242 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 12:16:49,243 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 12:16:49,244 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 12:16:49,245 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 12:16:49,245 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 12:16:49,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 12:16:49,245 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 12:16:49,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 12:16:49,250 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 12:16:49,250 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 12:16:49,250 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 12:16:49,251 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 12:16:49,251 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 12:16:49,251 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 12:16:49,251 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 12:16:49,251 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 12:16:49,254 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 12:16:49,254 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 12:16:49,254 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 12:16:49,255 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 12:16:49,255 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 12:16:49,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 12:16:49,255 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 12:16:49,255 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 12:16:49,256 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 12:16:49,256 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 12:16:49,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 12:16:49,256 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 12:16:49,256 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 12:16:49,260 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 12:16:49,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 12:16:49,829 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 12:16:49,835 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 12:16:49,837 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 12:16:49,837 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 12:16:49,839 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product06.cil.c [2020-09-21 12:16:49,918 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/38feec086/84f4a153f5e0406595947d5ede4db3aa/FLAG799825e34 [2020-09-21 12:16:50,525 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 12:16:50,526 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product06.cil.c [2020-09-21 12:16:50,540 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/38feec086/84f4a153f5e0406595947d5ede4db3aa/FLAG799825e34 [2020-09-21 12:16:50,787 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/38feec086/84f4a153f5e0406595947d5ede4db3aa [2020-09-21 12:16:50,800 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 12:16:50,806 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 12:16:50,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 12:16:50,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 12:16:50,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 12:16:50,814 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:16:50" (1/1) ... [2020-09-21 12:16:50,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4207e6a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:16:50, skipping insertion in model container [2020-09-21 12:16:50,818 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:16:50" (1/1) ... [2020-09-21 12:16:50,829 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 12:16:50,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 12:16:51,250 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 12:16:51,266 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 12:16:51,500 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 12:16:51,538 INFO L208 MainTranslator]: Completed translation [2020-09-21 12:16:51,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:16:51 WrapperNode [2020-09-21 12:16:51,539 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 12:16:51,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 12:16:51,540 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 12:16:51,540 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 12:16:51,555 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:16:51" (1/1) ... [2020-09-21 12:16:51,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:16:51" (1/1) ... [2020-09-21 12:16:51,575 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:16:51" (1/1) ... [2020-09-21 12:16:51,575 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:16:51" (1/1) ... [2020-09-21 12:16:51,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:16:51" (1/1) ... [2020-09-21 12:16:51,621 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:16:51" (1/1) ... [2020-09-21 12:16:51,627 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:16:51" (1/1) ... [2020-09-21 12:16:51,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 12:16:51,635 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 12:16:51,635 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 12:16:51,636 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 12:16:51,637 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:16:51" (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 12:16:51,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 12:16:51,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 12:16:51,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 12:16:51,734 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 12:16:51,734 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 12:16:51,734 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 12:16:51,735 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 12:16:51,735 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 12:16:51,735 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 12:16:51,735 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 12:16:51,736 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 12:16:51,736 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 12:16:51,736 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 12:16:51,736 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 12:16:51,736 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 12:16:51,736 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-21 12:16:51,737 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 12:16:51,737 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 12:16:51,737 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 12:16:51,737 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 12:16:51,738 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 12:16:51,738 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 12:16:51,738 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-21 12:16:51,738 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 12:16:51,738 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 12:16:51,739 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 12:16:51,739 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 12:16:51,739 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 12:16:51,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-21 12:16:51,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-21 12:16:51,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-21 12:16:51,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 12:16:51,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 12:16:51,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 12:16:51,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 12:16:51,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 12:16:51,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 12:16:51,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 12:16:51,741 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 12:16:51,741 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 12:16:51,741 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 12:16:51,741 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 12:16:51,742 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 12:16:51,742 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 12:16:51,742 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 12:16:51,742 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 12:16:51,742 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 12:16:51,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 12:16:51,743 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 12:16:51,743 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 12:16:51,743 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 12:16:51,743 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 12:16:51,743 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-21 12:16:51,743 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 12:16:51,744 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 12:16:51,744 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 12:16:51,744 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 12:16:51,744 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 12:16:51,744 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 12:16:51,744 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 12:16:51,745 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-21 12:16:51,745 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-21 12:16:51,745 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 12:16:51,745 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-21 12:16:51,745 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 12:16:51,745 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 12:16:51,746 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 12:16:51,746 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-21 12:16:51,746 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 12:16:51,746 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 12:16:51,746 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 12:16:51,746 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 12:16:51,747 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 12:16:51,747 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 12:16:51,747 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 12:16:51,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 12:16:51,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 12:16:51,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 12:16:51,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 12:16:51,748 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 12:16:51,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 12:16:51,748 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 12:16:51,748 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 12:16:51,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 12:16:51,749 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 12:16:51,749 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 12:16:51,749 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 12:16:51,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 12:16:51,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 12:16:51,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 12:16:52,972 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 12:16:52,973 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 12:16:52,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:16:52 BoogieIcfgContainer [2020-09-21 12:16:52,983 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 12:16:52,986 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 12:16:52,986 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 12:16:52,990 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 12:16:52,990 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 12:16:50" (1/3) ... [2020-09-21 12:16:52,991 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27b393d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 12:16:52, skipping insertion in model container [2020-09-21 12:16:52,991 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:16:51" (2/3) ... [2020-09-21 12:16:52,992 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27b393d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 12:16:52, skipping insertion in model container [2020-09-21 12:16:52,992 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:16:52" (3/3) ... [2020-09-21 12:16:52,994 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product06.cil.c [2020-09-21 12:16:53,006 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 12:16:53,017 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 12:16:53,041 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 12:16:53,074 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 12:16:53,075 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 12:16:53,075 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 12:16:53,075 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 12:16:53,075 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 12:16:53,075 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 12:16:53,075 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 12:16:53,076 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 12:16:53,101 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2020-09-21 12:16:53,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-09-21 12:16:53,113 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:16:53,114 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 12:16:53,115 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:16:53,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:16:53,121 INFO L82 PathProgramCache]: Analyzing trace with hash -386744828, now seen corresponding path program 1 times [2020-09-21 12:16:53,130 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:16:53,131 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [811586202] [2020-09-21 12:16:53,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:16:53,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:53,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:53,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:54,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:54,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-09-21 12:16:54,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:16:54,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1000 [2020-09-21 12:16:54,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:54,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:54,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-09-21 12:16:54,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:54,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-21 12:16:54,881 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:16:54,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:16:54,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:54,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:54,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:54,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:54,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:54,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-09-21 12:16:54,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:54,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:54,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:54,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:54,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:16:54,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:16:54,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:54,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:54,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:54,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:16:54,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:54,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:16:54,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:54,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:54,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:54,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:54,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:54,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 12:16:54,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:54,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:54,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:54,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:16:54,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:54,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:16:54,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:54,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:54,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:54,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:54,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:54,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:16:55,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:55,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:55,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:55,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:55,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:55,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:16:55,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:55,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:55,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:55,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:55,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:55,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 12:16:55,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:55,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:55,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:55,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:16:55,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:55,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:16:55,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:55,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:55,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:55,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:55,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:55,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 12:16:55,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:55,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:55,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:55,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:55,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:55,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:16:55,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:55,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:55,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:55,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:55,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:55,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 12:16:55,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:55,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:55,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:55,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 12:16:55,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:55,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 12:16:55,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:55,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:55,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-09-21 12:16:55,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:55,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:55,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:16:55,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:55,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:55,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:55,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:55,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:55,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:16:55,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:55,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:55,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:55,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:55,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:55,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-21 12:16:55,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:55,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:55,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:55,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:55,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:55,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:16:55,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:55,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:55,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:16:55,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:55,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:55,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 12:16:55,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:55,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:55,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:55,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:55,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:55,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:16:55,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:55,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:55,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:16:55,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:55,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:55,081 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 12:16:55,082 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [811586202] [2020-09-21 12:16:55,084 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:16:55,084 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 12:16:55,085 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705507574] [2020-09-21 12:16:55,091 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 12:16:55,092 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:16:55,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 12:16:55,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 12:16:55,113 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 4 states. [2020-09-21 12:16:56,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:16:56,176 INFO L93 Difference]: Finished difference Result 259 states and 334 transitions. [2020-09-21 12:16:56,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 12:16:56,178 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-09-21 12:16:56,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:16:56,198 INFO L225 Difference]: With dead ends: 259 [2020-09-21 12:16:56,198 INFO L226 Difference]: Without dead ends: 144 [2020-09-21 12:16:56,204 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 12:16:56,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2020-09-21 12:16:56,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 116. [2020-09-21 12:16:56,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-09-21 12:16:56,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 134 transitions. [2020-09-21 12:16:56,348 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 134 transitions. Word has length 59 [2020-09-21 12:16:56,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:16:56,349 INFO L479 AbstractCegarLoop]: Abstraction has 116 states and 134 transitions. [2020-09-21 12:16:56,350 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 12:16:56,350 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 134 transitions. [2020-09-21 12:16:56,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-09-21 12:16:56,363 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:16:56,363 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 12:16:56,363 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 12:16:56,364 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:16:56,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:16:56,364 INFO L82 PathProgramCache]: Analyzing trace with hash 681953817, now seen corresponding path program 1 times [2020-09-21 12:16:56,365 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:16:56,365 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [539213167] [2020-09-21 12:16:56,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:16:56,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:56,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:56,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:57,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:57,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-09-21 12:16:57,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:16:57,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1025 [2020-09-21 12:16:57,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:57,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:16:57,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-09-21 12:16:57,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 12:16:57,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:57,859 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:16:57,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:16:57,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:57,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:57,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:57,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:57,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:57,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-09-21 12:16:57,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:57,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:57,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:57,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:57,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:57,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:16:57,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:57,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:57,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:57,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:16:57,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:57,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:16:57,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:57,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:57,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:57,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:57,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:57,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 12:16:57,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:57,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:57,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:57,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:16:57,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:57,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:16:57,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:57,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:57,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:57,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:57,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:57,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:16:57,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:57,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:57,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:57,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:57,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:57,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:16:57,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:57,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:57,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:57,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:57,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:57,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 12:16:57,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:57,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:57,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:57,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:16:57,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:57,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:16:57,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:57,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:57,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:57,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:57,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:57,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 12:16:57,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:57,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:57,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:57,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:57,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:57,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:16:57,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:57,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:57,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:57,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:57,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:57,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-09-21 12:16:57,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:57,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:57,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:57,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 12:16:57,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:57,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:16:58,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:58,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:58,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-09-21 12:16:58,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:58,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:58,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:16:58,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:58,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:58,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:58,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:58,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:58,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:16:58,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:58,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:58,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:58,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:58,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:16:58,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-21 12:16:58,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:58,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:58,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:58,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:58,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:58,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:16:58,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:58,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:58,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:16:58,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:58,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:58,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-21 12:16:58,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:58,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:58,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:58,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:58,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:58,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:16:58,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:58,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:58,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:16:58,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:58,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:58,029 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 12:16:58,030 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [539213167] [2020-09-21 12:16:58,030 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:16:58,030 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 12:16:58,030 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113120059] [2020-09-21 12:16:58,032 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 12:16:58,033 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:16:58,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 12:16:58,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 12:16:58,033 INFO L87 Difference]: Start difference. First operand 116 states and 134 transitions. Second operand 5 states. [2020-09-21 12:16:58,525 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:16:59,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:16:59,277 INFO L93 Difference]: Finished difference Result 200 states and 242 transitions. [2020-09-21 12:16:59,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 12:16:59,278 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-09-21 12:16:59,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:16:59,281 INFO L225 Difference]: With dead ends: 200 [2020-09-21 12:16:59,281 INFO L226 Difference]: Without dead ends: 134 [2020-09-21 12:16:59,284 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 12:16:59,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2020-09-21 12:16:59,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 107. [2020-09-21 12:16:59,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-09-21 12:16:59,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 122 transitions. [2020-09-21 12:16:59,317 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 122 transitions. Word has length 60 [2020-09-21 12:16:59,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:16:59,318 INFO L479 AbstractCegarLoop]: Abstraction has 107 states and 122 transitions. [2020-09-21 12:16:59,318 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 12:16:59,318 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 122 transitions. [2020-09-21 12:16:59,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-09-21 12:16:59,320 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:16:59,320 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 12:16:59,320 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 12:16:59,320 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:16:59,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:16:59,321 INFO L82 PathProgramCache]: Analyzing trace with hash 1283819914, now seen corresponding path program 1 times [2020-09-21 12:16:59,321 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:16:59,321 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [870269059] [2020-09-21 12:16:59,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:16:59,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:59,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:00,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:00,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:00,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-09-21 12:17:00,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:17:00,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1002 [2020-09-21 12:17:00,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:00,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 12:17:00,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 73 [2020-09-21 12:17:00,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-09-21 12:17:00,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:00,899 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:17:00,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:17:00,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:00,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:01,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:01,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:01,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:01,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-09-21 12:17:01,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:01,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:01,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:01,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:01,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:01,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:17:01,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:01,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:01,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:01,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:01,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:01,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:01,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:01,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:01,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:01,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:01,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:01,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 12:17:01,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:01,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:01,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:01,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:01,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:01,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 12:17:01,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:01,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:01,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:01,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:01,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:01,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:17:01,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:01,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:01,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:01,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:01,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:01,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:17:01,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:01,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:01,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:01,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:01,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:01,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 12:17:01,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:01,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:01,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:01,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:01,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:01,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:01,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:01,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:01,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:01,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:01,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:01,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 12:17:01,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:01,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:01,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:01,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:01,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:01,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:01,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:01,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:01,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:01,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:01,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:01,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 12:17:01,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:01,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:01,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:01,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 12:17:01,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:01,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:17:01,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:01,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:01,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:01,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:01,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:01,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:17:01,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:01,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:01,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:01,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:01,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:01,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:17:01,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:01,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:01,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:01,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:01,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:01,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 12:17:01,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:01,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:01,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:01,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:01,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:01,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:17:01,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:01,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:17:01,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:01,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 12:17:01,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:01,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-21 12:17:01,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:01,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:01,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:01,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:01,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:01,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 12:17:01,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:01,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 12:17:01,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:01,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 12:17:01,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:01,157 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 12:17:01,158 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [870269059] [2020-09-21 12:17:01,158 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:17:01,158 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-21 12:17:01,159 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462298980] [2020-09-21 12:17:01,159 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 12:17:01,160 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:17:01,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 12:17:01,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-09-21 12:17:01,160 INFO L87 Difference]: Start difference. First operand 107 states and 122 transitions. Second operand 8 states. [2020-09-21 12:17:01,606 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:02,925 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-21 12:17:03,518 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:17:03,797 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-21 12:17:03,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:17:03,871 INFO L93 Difference]: Finished difference Result 187 states and 234 transitions. [2020-09-21 12:17:03,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-21 12:17:03,871 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 65 [2020-09-21 12:17:03,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:17:03,872 INFO L225 Difference]: With dead ends: 187 [2020-09-21 12:17:03,872 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 12:17:03,875 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-09-21 12:17:03,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 12:17:03,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 12:17:03,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 12:17:03,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 12:17:03,876 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 65 [2020-09-21 12:17:03,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:17:03,876 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 12:17:03,876 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 12:17:03,876 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 12:17:03,877 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 12:17:03,877 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 12:17:03,880 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 12:17:04,068 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:04,236 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:04,351 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 6 [2020-09-21 12:17:04,510 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:04,671 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:04,827 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:04,987 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:05,150 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:05,307 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:05,462 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:05,617 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:05,773 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:05,925 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:17:06,080 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:06,237 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:06,389 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:06,541 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:06,700 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:06,859 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:07,013 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:07,177 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:07,328 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:07,480 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:07,632 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:07,880 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:08,032 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:08,189 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:08,347 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:08,512 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:08,674 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:08,783 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 6 [2020-09-21 12:17:08,890 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 6 [2020-09-21 12:17:09,049 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:09,211 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:09,371 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:09,542 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:09,691 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:09,956 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:10,156 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 7 [2020-09-21 12:17:10,379 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:10,625 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:10,842 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:11,010 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-09-21 12:17:11,329 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:17:11,550 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2020-09-21 12:17:11,718 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-09-21 12:17:11,939 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:12,141 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-09-21 12:17:12,350 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-09-21 12:17:12,570 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 7 [2020-09-21 12:17:12,797 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:13,002 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-09-21 12:17:13,211 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:13,419 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:13,625 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:13,657 INFO L268 CegarLoopResult]: For program point L609-2(lines 609 630) no Hoare annotation was computed. [2020-09-21 12:17:13,658 INFO L268 CegarLoopResult]: For program point L631(lines 608 632) no Hoare annotation was computed. [2020-09-21 12:17:13,658 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 584 639) no Hoare annotation was computed. [2020-09-21 12:17:13,658 INFO L268 CegarLoopResult]: For program point L615(lines 615 619) no Hoare annotation was computed. [2020-09-21 12:17:13,658 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 584 639) no Hoare annotation was computed. [2020-09-21 12:17:13,658 INFO L268 CegarLoopResult]: For program point L615-1(lines 615 619) no Hoare annotation was computed. [2020-09-21 12:17:13,658 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 584 639) no Hoare annotation was computed. [2020-09-21 12:17:13,659 INFO L268 CegarLoopResult]: For program point L610(line 610) no Hoare annotation was computed. [2020-09-21 12:17:13,659 INFO L268 CegarLoopResult]: For program point L672(lines 672 676) no Hoare annotation was computed. [2020-09-21 12:17:13,659 INFO L268 CegarLoopResult]: For program point L672-1(lines 672 676) no Hoare annotation was computed. [2020-09-21 12:17:13,659 INFO L268 CegarLoopResult]: For program point L667(line 667) no Hoare annotation was computed. [2020-09-21 12:17:13,659 INFO L268 CegarLoopResult]: For program point L666-2(lines 666 691) no Hoare annotation was computed. [2020-09-21 12:17:13,659 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 640 699) no Hoare annotation was computed. [2020-09-21 12:17:13,660 INFO L268 CegarLoopResult]: For program point L692(lines 665 693) no Hoare annotation was computed. [2020-09-21 12:17:13,660 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 640 699) no Hoare annotation was computed. [2020-09-21 12:17:13,660 INFO L268 CegarLoopResult]: For program point L685(line 685) no Hoare annotation was computed. [2020-09-21 12:17:13,660 INFO L268 CegarLoopResult]: For program point L685-1(line 685) no Hoare annotation was computed. [2020-09-21 12:17:13,660 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 640 699) no Hoare annotation was computed. [2020-09-21 12:17:13,661 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 147 153) the Hoare annotation is: true [2020-09-21 12:17:13,661 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 147 153) no Hoare annotation was computed. [2020-09-21 12:17:13,661 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 154 162) no Hoare annotation was computed. [2020-09-21 12:17:13,661 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 154 162) the Hoare annotation is: true [2020-09-21 12:17:13,661 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 154 162) no Hoare annotation was computed. [2020-09-21 12:17:13,661 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 484 491) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-09-21 12:17:13,661 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 484 491) no Hoare annotation was computed. [2020-09-21 12:17:13,661 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 484 491) no Hoare annotation was computed. [2020-09-21 12:17:13,661 INFO L268 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-09-21 12:17:13,661 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 492 501) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-09-21 12:17:13,662 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 492 501) no Hoare annotation was computed. [2020-09-21 12:17:13,662 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 492 501) no Hoare annotation was computed. [2020-09-21 12:17:13,662 INFO L271 CegarLoopResult]: At program point L512(line 512) the Hoare annotation is: true [2020-09-21 12:17:13,662 INFO L268 CegarLoopResult]: For program point L512-1(line 512) no Hoare annotation was computed. [2020-09-21 12:17:13,662 INFO L268 CegarLoopResult]: For program point L510(lines 510 527) no Hoare annotation was computed. [2020-09-21 12:17:13,662 INFO L268 CegarLoopResult]: For program point L510-1(lines 502 530) no Hoare annotation was computed. [2020-09-21 12:17:13,662 INFO L271 CegarLoopResult]: At program point L508(line 508) the Hoare annotation is: true [2020-09-21 12:17:13,662 INFO L268 CegarLoopResult]: For program point L508-1(line 508) no Hoare annotation was computed. [2020-09-21 12:17:13,663 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 502 530) the Hoare annotation is: true [2020-09-21 12:17:13,663 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 502 530) no Hoare annotation was computed. [2020-09-21 12:17:13,663 INFO L264 CegarLoopResult]: At program point L517(line 517) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-09-21 12:17:13,663 INFO L268 CegarLoopResult]: For program point L515(lines 515 521) no Hoare annotation was computed. [2020-09-21 12:17:13,663 INFO L268 CegarLoopResult]: For program point L514(lines 514 524) no Hoare annotation was computed. [2020-09-21 12:17:13,663 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 458 480) 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 12:17:13,663 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 458 480) no Hoare annotation was computed. [2020-09-21 12:17:13,664 INFO L264 CegarLoopResult]: At program point L470(line 470) 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 12:17:13,664 INFO L264 CegarLoopResult]: At program point L470-1(line 470) 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 12:17:13,664 INFO L268 CegarLoopResult]: For program point L468(lines 468 475) no Hoare annotation was computed. [2020-09-21 12:17:13,664 INFO L268 CegarLoopResult]: For program point L468-1(lines 468 475) no Hoare annotation was computed. [2020-09-21 12:17:13,664 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-09-21 12:17:13,664 INFO L264 CegarLoopResult]: At program point L465(line 465) 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 12:17:13,664 INFO L264 CegarLoopResult]: At program point L464(line 464) 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 12:17:13,665 INFO L264 CegarLoopResult]: At program point L464-1(line 464) 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 12:17:13,665 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 458 480) no Hoare annotation was computed. [2020-09-21 12:17:13,665 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 415 438) no Hoare annotation was computed. [2020-09-21 12:17:13,665 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 415 438) no Hoare annotation was computed. [2020-09-21 12:17:13,665 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 415 438) no Hoare annotation was computed. [2020-09-21 12:17:13,665 INFO L268 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-09-21 12:17:13,666 INFO L268 CegarLoopResult]: For program point L432(line 432) no Hoare annotation was computed. [2020-09-21 12:17:13,666 INFO L268 CegarLoopResult]: For program point L431(line 431) no Hoare annotation was computed. [2020-09-21 12:17:13,666 INFO L268 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-09-21 12:17:13,666 INFO L268 CegarLoopResult]: For program point L429(line 429) no Hoare annotation was computed. [2020-09-21 12:17:13,666 INFO L268 CegarLoopResult]: For program point L428(line 428) no Hoare annotation was computed. [2020-09-21 12:17:13,666 INFO L268 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-09-21 12:17:13,666 INFO L268 CegarLoopResult]: For program point L426(line 426) no Hoare annotation was computed. [2020-09-21 12:17:13,666 INFO L268 CegarLoopResult]: For program point L425(line 425) no Hoare annotation was computed. [2020-09-21 12:17:13,667 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-09-21 12:17:13,667 INFO L268 CegarLoopResult]: For program point L423(line 423) no Hoare annotation was computed. [2020-09-21 12:17:13,667 INFO L268 CegarLoopResult]: For program point L422(line 422) no Hoare annotation was computed. [2020-09-21 12:17:13,667 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-09-21 12:17:13,667 INFO L268 CegarLoopResult]: For program point L420(line 420) no Hoare annotation was computed. [2020-09-21 12:17:13,667 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 330 338) no Hoare annotation was computed. [2020-09-21 12:17:13,667 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 330 338) the Hoare annotation is: true [2020-09-21 12:17:13,667 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 330 338) no Hoare annotation was computed. [2020-09-21 12:17:13,668 INFO L268 CegarLoopResult]: For program point L346(lines 346 354) no Hoare annotation was computed. [2020-09-21 12:17:13,668 INFO L268 CegarLoopResult]: For program point L346-2(lines 346 354) no Hoare annotation was computed. [2020-09-21 12:17:13,668 INFO L268 CegarLoopResult]: For program point L369(line 369) no Hoare annotation was computed. [2020-09-21 12:17:13,668 INFO L268 CegarLoopResult]: For program point L369-1(line 369) no Hoare annotation was computed. [2020-09-21 12:17:13,668 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 339 374) no Hoare annotation was computed. [2020-09-21 12:17:13,668 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 339 374) no Hoare annotation was computed. [2020-09-21 12:17:13,668 INFO L268 CegarLoopResult]: For program point L358(lines 358 366) no Hoare annotation was computed. [2020-09-21 12:17:13,668 INFO L268 CegarLoopResult]: For program point L358-2(lines 358 366) no Hoare annotation was computed. [2020-09-21 12:17:13,669 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 339 374) no Hoare annotation was computed. [2020-09-21 12:17:13,669 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 140 146) no Hoare annotation was computed. [2020-09-21 12:17:13,669 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 140 146) the Hoare annotation is: true [2020-09-21 12:17:13,669 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 538 583) no Hoare annotation was computed. [2020-09-21 12:17:13,669 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 538 583) no Hoare annotation was computed. [2020-09-21 12:17:13,669 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 538 583) no Hoare annotation was computed. [2020-09-21 12:17:13,669 INFO L268 CegarLoopResult]: For program point L865(lines 865 885) no Hoare annotation was computed. [2020-09-21 12:17:13,669 INFO L268 CegarLoopResult]: For program point L865-1(lines 865 885) no Hoare annotation was computed. [2020-09-21 12:17:13,670 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 851 896) no Hoare annotation was computed. [2020-09-21 12:17:13,670 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 851 896) no Hoare annotation was computed. [2020-09-21 12:17:13,670 INFO L268 CegarLoopResult]: For program point L871(lines 871 878) no Hoare annotation was computed. [2020-09-21 12:17:13,670 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 851 896) no Hoare annotation was computed. [2020-09-21 12:17:13,670 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 447 457) 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 12:17:13,670 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 447 457) no Hoare annotation was computed. [2020-09-21 12:17:13,670 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 447 457) no Hoare annotation was computed. [2020-09-21 12:17:13,671 INFO L264 CegarLoopResult]: At program point L452(line 452) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 12:17:13,671 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 319 329) the Hoare annotation is: true [2020-09-21 12:17:13,671 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 319 329) no Hoare annotation was computed. [2020-09-21 12:17:13,671 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 319 329) no Hoare annotation was computed. [2020-09-21 12:17:13,671 INFO L271 CegarLoopResult]: At program point L324(line 324) the Hoare annotation is: true [2020-09-21 12:17:13,671 INFO L268 CegarLoopResult]: For program point L324-1(line 324) no Hoare annotation was computed. [2020-09-21 12:17:13,671 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 311 318) the Hoare annotation is: true [2020-09-21 12:17:13,672 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 311 318) no Hoare annotation was computed. [2020-09-21 12:17:13,672 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 311 318) no Hoare annotation was computed. [2020-09-21 12:17:13,672 INFO L264 CegarLoopResult]: At program point L288(line 288) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 12:17:13,672 INFO L268 CegarLoopResult]: For program point L286(lines 286 294) no Hoare annotation was computed. [2020-09-21 12:17:13,672 INFO L264 CegarLoopResult]: At program point L284(line 284) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 12:17:13,672 INFO L268 CegarLoopResult]: For program point L284-1(line 284) no Hoare annotation was computed. [2020-09-21 12:17:13,672 INFO L268 CegarLoopResult]: For program point L282(lines 282 299) no Hoare annotation was computed. [2020-09-21 12:17:13,672 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 278 302) no Hoare annotation was computed. [2020-09-21 12:17:13,673 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 278 302) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:17:13,673 INFO L264 CegarLoopResult]: At program point L297(line 297) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:17:13,673 INFO L268 CegarLoopResult]: For program point L297-1(lines 278 302) no Hoare annotation was computed. [2020-09-21 12:17:13,673 INFO L264 CegarLoopResult]: At program point L292(line 292) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 12:17:13,673 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 270 276) no Hoare annotation was computed. [2020-09-21 12:17:13,673 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 270 276) the Hoare annotation is: true [2020-09-21 12:17:13,673 INFO L264 CegarLoopResult]: At program point L225(lines 176 226) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 12:17:13,674 INFO L264 CegarLoopResult]: At program point testENTRY(lines 167 232) 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 12:17:13,674 INFO L268 CegarLoopResult]: For program point L215(lines 215 219) no Hoare annotation was computed. [2020-09-21 12:17:13,674 INFO L268 CegarLoopResult]: For program point testFINAL(lines 167 232) no Hoare annotation was computed. [2020-09-21 12:17:13,674 INFO L264 CegarLoopResult]: At program point L215-2(lines 207 220) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 12:17:13,674 INFO L268 CegarLoopResult]: For program point L178(lines 177 224) no Hoare annotation was computed. [2020-09-21 12:17:13,674 INFO L264 CegarLoopResult]: At program point L209(line 209) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 12:17:13,674 INFO L268 CegarLoopResult]: For program point L207(lines 207 220) no Hoare annotation was computed. [2020-09-21 12:17:13,674 INFO L264 CegarLoopResult]: At program point L199(line 199) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 12:17:13,675 INFO L268 CegarLoopResult]: For program point L197(lines 197 203) no Hoare annotation was computed. [2020-09-21 12:17:13,675 INFO L268 CegarLoopResult]: For program point L197-1(lines 197 203) no Hoare annotation was computed. [2020-09-21 12:17:13,675 INFO L264 CegarLoopResult]: At program point L222(lines 177 224) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 12:17:13,675 INFO L264 CegarLoopResult]: At program point L189(line 189) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 12:17:13,675 INFO L268 CegarLoopResult]: For program point L187(lines 187 193) no Hoare annotation was computed. [2020-09-21 12:17:13,675 INFO L268 CegarLoopResult]: For program point L187-1(lines 187 193) no Hoare annotation was computed. [2020-09-21 12:17:13,675 INFO L268 CegarLoopResult]: For program point L179(lines 179 183) no Hoare annotation was computed. [2020-09-21 12:17:13,675 INFO L268 CegarLoopResult]: For program point testEXIT(lines 167 232) no Hoare annotation was computed. [2020-09-21 12:17:13,676 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 805 850) no Hoare annotation was computed. [2020-09-21 12:17:13,676 INFO L268 CegarLoopResult]: For program point L825(lines 825 832) no Hoare annotation was computed. [2020-09-21 12:17:13,676 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 805 850) no Hoare annotation was computed. [2020-09-21 12:17:13,676 INFO L268 CegarLoopResult]: For program point L819(lines 819 839) no Hoare annotation was computed. [2020-09-21 12:17:13,676 INFO L268 CegarLoopResult]: For program point L819-1(lines 819 839) no Hoare annotation was computed. [2020-09-21 12:17:13,676 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 805 850) no Hoare annotation was computed. [2020-09-21 12:17:13,676 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-09-21 12:17:13,676 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-09-21 12:17:13,676 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-09-21 12:17:13,677 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-09-21 12:17:13,677 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-09-21 12:17:13,677 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 130 139) no Hoare annotation was computed. [2020-09-21 12:17:13,677 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 130 139) no Hoare annotation was computed. [2020-09-21 12:17:13,677 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 130 139) no Hoare annotation was computed. [2020-09-21 12:17:13,677 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 702 804) no Hoare annotation was computed. [2020-09-21 12:17:13,677 INFO L268 CegarLoopResult]: For program point L731(lines 731 747) no Hoare annotation was computed. [2020-09-21 12:17:13,677 INFO L268 CegarLoopResult]: For program point L791(lines 791 798) no Hoare annotation was computed. [2020-09-21 12:17:13,678 INFO L268 CegarLoopResult]: For program point L752(lines 751 771) no Hoare annotation was computed. [2020-09-21 12:17:13,678 INFO L268 CegarLoopResult]: For program point L783(line 783) no Hoare annotation was computed. [2020-09-21 12:17:13,678 INFO L268 CegarLoopResult]: For program point L783-1(line 783) no Hoare annotation was computed. [2020-09-21 12:17:13,678 INFO L268 CegarLoopResult]: For program point L748(lines 748 789) no Hoare annotation was computed. [2020-09-21 12:17:13,678 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 702 804) no Hoare annotation was computed. [2020-09-21 12:17:13,678 INFO L268 CegarLoopResult]: For program point L767(line 767) no Hoare annotation was computed. [2020-09-21 12:17:13,678 INFO L268 CegarLoopResult]: For program point L767-1(line 767) no Hoare annotation was computed. [2020-09-21 12:17:13,679 INFO L268 CegarLoopResult]: For program point L726(lines 726 730) no Hoare annotation was computed. [2020-09-21 12:17:13,679 INFO L268 CegarLoopResult]: For program point L790(lines 790 801) no Hoare annotation was computed. [2020-09-21 12:17:13,679 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 702 804) no Hoare annotation was computed. [2020-09-21 12:17:13,679 INFO L268 CegarLoopResult]: For program point L753(lines 753 757) no Hoare annotation was computed. [2020-09-21 12:17:13,679 INFO L268 CegarLoopResult]: For program point L751-2(lines 751 771) no Hoare annotation was computed. [2020-09-21 12:17:13,679 INFO L268 CegarLoopResult]: For program point L772(lines 750 773) no Hoare annotation was computed. [2020-09-21 12:17:13,679 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:17:13,680 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)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-09-21 12:17:13,680 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:17:13,680 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 303 310) no Hoare annotation was computed. [2020-09-21 12:17:13,680 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 303 310) no Hoare annotation was computed. [2020-09-21 12:17:13,680 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 303 310) no Hoare annotation was computed. [2020-09-21 12:17:13,680 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2020-09-21 12:17:13,680 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-09-21 12:17:13,681 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-09-21 12:17:13,681 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 12:17:13,681 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-09-21 12:17:13,681 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-09-21 12:17:13,681 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:17:13,681 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 12:17:13,681 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:17:13,681 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2020-09-21 12:17:13,682 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-09-21 12:17:13,682 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-09-21 12:17:13,682 INFO L264 CegarLoopResult]: At program point L257(lines 257 263) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 12:17:13,682 INFO L264 CegarLoopResult]: At program point L252(line 252) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 12:17:13,682 INFO L268 CegarLoopResult]: For program point L250(lines 246 268) no Hoare annotation was computed. [2020-09-21 12:17:13,682 INFO L268 CegarLoopResult]: For program point L248(lines 246 268) no Hoare annotation was computed. [2020-09-21 12:17:13,682 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 243 269) 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 12:17:13,683 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 243 269) no Hoare annotation was computed. [2020-09-21 12:17:13,683 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 243 269) no Hoare annotation was computed. [2020-09-21 12:17:13,683 INFO L264 CegarLoopResult]: At program point L259(line 259) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 12:17:13,683 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 385 414) no Hoare annotation was computed. [2020-09-21 12:17:13,683 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 385 414) the Hoare annotation is: true [2020-09-21 12:17:13,683 INFO L271 CegarLoopResult]: At program point L410(lines 385 414) the Hoare annotation is: true [2020-09-21 12:17:13,683 INFO L268 CegarLoopResult]: For program point L406(line 406) no Hoare annotation was computed. [2020-09-21 12:17:13,683 INFO L268 CegarLoopResult]: For program point L399(lines 399 403) no Hoare annotation was computed. [2020-09-21 12:17:13,684 INFO L271 CegarLoopResult]: At program point L399-1(lines 399 403) the Hoare annotation is: true [2020-09-21 12:17:13,684 INFO L268 CegarLoopResult]: For program point L396(line 396) no Hoare annotation was computed. [2020-09-21 12:17:13,684 INFO L271 CegarLoopResult]: At program point L395-2(lines 395 409) the Hoare annotation is: true [2020-09-21 12:17:13,684 INFO L271 CegarLoopResult]: At program point L391(line 391) the Hoare annotation is: true [2020-09-21 12:17:13,684 INFO L268 CegarLoopResult]: For program point L391-1(line 391) no Hoare annotation was computed. [2020-09-21 12:17:13,684 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-09-21 12:17:13,684 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-09-21 12:17:13,684 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-09-21 12:17:13,685 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 439 445) no Hoare annotation was computed. [2020-09-21 12:17:13,685 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 439 445) the Hoare annotation is: true [2020-09-21 12:17:13,685 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:17:13,685 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-09-21 12:17:13,685 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 12:17:13,685 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:17:13,685 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 375 382) no Hoare annotation was computed. [2020-09-21 12:17:13,686 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 375 382) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-09-21 12:17:13,686 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 375 382) no Hoare annotation was computed. [2020-09-21 12:17:13,686 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-09-21 12:17:13,686 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-09-21 12:17:13,686 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-09-21 12:17:13,686 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 898 905) no Hoare annotation was computed. [2020-09-21 12:17:13,687 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 902) no Hoare annotation was computed. [2020-09-21 12:17:13,687 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 898 905) the Hoare annotation is: true [2020-09-21 12:17:13,687 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 898 905) no Hoare annotation was computed. [2020-09-21 12:17:13,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 12:17:13 BoogieIcfgContainer [2020-09-21 12:17:13,706 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 12:17:13,708 INFO L168 Benchmark]: Toolchain (without parser) took 22906.12 ms. Allocated memory was 149.4 MB in the beginning and 464.0 MB in the end (delta: 314.6 MB). Free memory was 104.3 MB in the beginning and 131.9 MB in the end (delta: -27.6 MB). Peak memory consumption was 323.3 MB. Max. memory is 7.1 GB. [2020-09-21 12:17:13,709 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 149.4 MB. Free memory was 124.0 MB in the beginning and 123.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-21 12:17:13,710 INFO L168 Benchmark]: CACSL2BoogieTranslator took 731.15 ms. Allocated memory was 149.4 MB in the beginning and 204.5 MB in the end (delta: 55.1 MB). Free memory was 103.6 MB in the beginning and 174.8 MB in the end (delta: -71.2 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2020-09-21 12:17:13,711 INFO L168 Benchmark]: Boogie Preprocessor took 95.57 ms. Allocated memory is still 204.5 MB. Free memory was 174.8 MB in the beginning and 170.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-09-21 12:17:13,712 INFO L168 Benchmark]: RCFGBuilder took 1348.04 ms. Allocated memory was 204.5 MB in the beginning and 233.3 MB in the end (delta: 28.8 MB). Free memory was 170.9 MB in the beginning and 194.8 MB in the end (delta: -23.9 MB). Peak memory consumption was 81.2 MB. Max. memory is 7.1 GB. [2020-09-21 12:17:13,713 INFO L168 Benchmark]: TraceAbstraction took 20720.19 ms. Allocated memory was 233.3 MB in the beginning and 464.0 MB in the end (delta: 230.7 MB). Free memory was 194.8 MB in the beginning and 131.9 MB in the end (delta: 62.9 MB). Peak memory consumption was 329.8 MB. Max. memory is 7.1 GB. [2020-09-21 12:17:13,718 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 149.4 MB. Free memory was 124.0 MB in the beginning and 123.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 731.15 ms. Allocated memory was 149.4 MB in the beginning and 204.5 MB in the end (delta: 55.1 MB). Free memory was 103.6 MB in the beginning and 174.8 MB in the end (delta: -71.2 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.57 ms. Allocated memory is still 204.5 MB. Free memory was 174.8 MB in the beginning and 170.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1348.04 ms. Allocated memory was 204.5 MB in the beginning and 233.3 MB in the end (delta: 28.8 MB). Free memory was 170.9 MB in the beginning and 194.8 MB in the end (delta: -23.9 MB). Peak memory consumption was 81.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 20720.19 ms. Allocated memory was 233.3 MB in the beginning and 464.0 MB in the end (delta: 230.7 MB). Free memory was 194.8 MB in the beginning and 131.9 MB in the end (delta: 62.9 MB). Peak memory consumption was 329.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 902]: 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: 176]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 385]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 218 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.8s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 5.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 301 SDtfs, 308 SDslu, 208 SDs, 0 SdLazy, 614 SolverSat, 180 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 79 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=159occurred 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, 55 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 160 PreInvPairs, 180 NumberOfFragments, 559 HoareAnnotationTreeSize, 160 FomulaSimplifications, 3546 FormulaSimplificationTreeSizeReduction, 6.0s HoareSimplificationTime, 54 FomulaSimplificationsInter, 4821 FormulaSimplificationTreeSizeReductionInter, 3.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.9s InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 181 ConstructedInterpolants, 0 QuantifiedInterpolants, 47999 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...