./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product44_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e94de116-bbee-4c34-9dc5-2110b1415dfa/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e94de116-bbee-4c34-9dc5-2110b1415dfa/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e94de116-bbee-4c34-9dc5-2110b1415dfa/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e94de116-bbee-4c34-9dc5-2110b1415dfa/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product44_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e94de116-bbee-4c34-9dc5-2110b1415dfa/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e94de116-bbee-4c34-9dc5-2110b1415dfa/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a22c1e90e019171affadaeb315d0122780579e6b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 08:16:30,630 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 08:16:30,631 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 08:16:30,637 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 08:16:30,637 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 08:16:30,638 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 08:16:30,638 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 08:16:30,639 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 08:16:30,640 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 08:16:30,640 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 08:16:30,641 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 08:16:30,641 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 08:16:30,641 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 08:16:30,642 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 08:16:30,642 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 08:16:30,642 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 08:16:30,643 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 08:16:30,644 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 08:16:30,644 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 08:16:30,645 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 08:16:30,646 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 08:16:30,646 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 08:16:30,647 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 08:16:30,647 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 08:16:30,647 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 08:16:30,648 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 08:16:30,648 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 08:16:30,649 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 08:16:30,649 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 08:16:30,650 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 08:16:30,650 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 08:16:30,650 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 08:16:30,650 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 08:16:30,650 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 08:16:30,651 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 08:16:30,651 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 08:16:30,651 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e94de116-bbee-4c34-9dc5-2110b1415dfa/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-09 08:16:30,658 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 08:16:30,658 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 08:16:30,659 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 08:16:30,659 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 08:16:30,659 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 08:16:30,659 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 08:16:30,659 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 08:16:30,659 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 08:16:30,659 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 08:16:30,659 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 08:16:30,660 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 08:16:30,660 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 08:16:30,660 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 08:16:30,660 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 08:16:30,660 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 08:16:30,660 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 08:16:30,660 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 08:16:30,660 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 08:16:30,660 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 08:16:30,660 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 08:16:30,660 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 08:16:30,661 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 08:16:30,661 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 08:16:30,661 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 08:16:30,661 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 08:16:30,661 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 08:16:30,661 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 08:16:30,661 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 08:16:30,661 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 08:16:30,661 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 08:16:30,661 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_e94de116-bbee-4c34-9dc5-2110b1415dfa/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a22c1e90e019171affadaeb315d0122780579e6b [2018-12-09 08:16:30,677 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 08:16:30,684 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 08:16:30,686 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 08:16:30,687 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 08:16:30,687 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 08:16:30,687 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e94de116-bbee-4c34-9dc5-2110b1415dfa/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product44_true-unreach-call_false-termination.cil.c [2018-12-09 08:16:30,719 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e94de116-bbee-4c34-9dc5-2110b1415dfa/bin-2019/uautomizer/data/ec46ec479/e76973a663ad4fa79b9127b2a416e939/FLAG8f158a194 [2018-12-09 08:16:31,056 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 08:16:31,057 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e94de116-bbee-4c34-9dc5-2110b1415dfa/sv-benchmarks/c/product-lines/minepump_spec5_product44_true-unreach-call_false-termination.cil.c [2018-12-09 08:16:31,063 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e94de116-bbee-4c34-9dc5-2110b1415dfa/bin-2019/uautomizer/data/ec46ec479/e76973a663ad4fa79b9127b2a416e939/FLAG8f158a194 [2018-12-09 08:16:31,444 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e94de116-bbee-4c34-9dc5-2110b1415dfa/bin-2019/uautomizer/data/ec46ec479/e76973a663ad4fa79b9127b2a416e939 [2018-12-09 08:16:31,446 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 08:16:31,447 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 08:16:31,448 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 08:16:31,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 08:16:31,451 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 08:16:31,451 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 08:16:31" (1/1) ... [2018-12-09 08:16:31,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@509d5fe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:16:31, skipping insertion in model container [2018-12-09 08:16:31,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 08:16:31" (1/1) ... [2018-12-09 08:16:31,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 08:16:31,484 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 08:16:31,646 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 08:16:31,654 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 08:16:31,737 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 08:16:31,755 INFO L195 MainTranslator]: Completed translation [2018-12-09 08:16:31,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:16:31 WrapperNode [2018-12-09 08:16:31,755 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 08:16:31,755 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 08:16:31,755 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 08:16:31,756 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 08:16:31,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:16:31" (1/1) ... [2018-12-09 08:16:31,770 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:16:31" (1/1) ... [2018-12-09 08:16:31,775 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 08:16:31,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 08:16:31,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 08:16:31,775 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 08:16:31,781 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:16:31" (1/1) ... [2018-12-09 08:16:31,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:16:31" (1/1) ... [2018-12-09 08:16:31,783 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:16:31" (1/1) ... [2018-12-09 08:16:31,783 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:16:31" (1/1) ... [2018-12-09 08:16:31,789 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:16:31" (1/1) ... [2018-12-09 08:16:31,793 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:16:31" (1/1) ... [2018-12-09 08:16:31,795 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:16:31" (1/1) ... [2018-12-09 08:16:31,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 08:16:31,797 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 08:16:31,797 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 08:16:31,797 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 08:16:31,797 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:16:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e94de116-bbee-4c34-9dc5-2110b1415dfa/bin-2019/uautomizer/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 [2018-12-09 08:16:31,830 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-09 08:16:31,830 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-09 08:16:31,830 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 08:16:31,830 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 08:16:31,830 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-12-09 08:16:31,830 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-12-09 08:16:31,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 08:16:31,831 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-09 08:16:31,831 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-09 08:16:31,831 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-09 08:16:31,831 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-09 08:16:31,831 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-09 08:16:31,831 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-09 08:16:31,831 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 08:16:31,831 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 08:16:31,831 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-09 08:16:31,831 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-09 08:16:31,831 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-09 08:16:31,831 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-09 08:16:31,831 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-09 08:16:31,831 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-09 08:16:31,831 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-09 08:16:31,832 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-09 08:16:31,832 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 08:16:31,832 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 08:16:31,832 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 08:16:31,832 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 08:16:31,832 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 08:16:31,832 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 08:16:31,832 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-09 08:16:31,833 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-09 08:16:31,833 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-09 08:16:31,833 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-09 08:16:31,833 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 08:16:31,833 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 08:16:31,833 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-09 08:16:31,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-09 08:16:31,833 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-09 08:16:31,834 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-09 08:16:31,834 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-12-09 08:16:31,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-12-09 08:16:31,834 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-12-09 08:16:31,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-12-09 08:16:31,834 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-12-09 08:16:31,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-12-09 08:16:31,835 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-09 08:16:31,835 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-09 08:16:31,835 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-09 08:16:31,835 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-09 08:16:31,835 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-09 08:16:31,835 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-09 08:16:31,835 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 08:16:31,835 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 08:16:31,836 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-12-09 08:16:31,836 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-12-09 08:16:31,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 08:16:31,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 08:16:31,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 08:16:31,836 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 08:16:31,836 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 08:16:31,837 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-09 08:16:31,837 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-09 08:16:31,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 08:16:31,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 08:16:32,104 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 08:16:32,105 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-09 08:16:32,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 08:16:32 BoogieIcfgContainer [2018-12-09 08:16:32,105 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 08:16:32,106 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 08:16:32,106 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 08:16:32,108 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 08:16:32,108 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 08:16:31" (1/3) ... [2018-12-09 08:16:32,108 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72640ec9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 08:16:32, skipping insertion in model container [2018-12-09 08:16:32,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 08:16:31" (2/3) ... [2018-12-09 08:16:32,109 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72640ec9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 08:16:32, skipping insertion in model container [2018-12-09 08:16:32,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 08:16:32" (3/3) ... [2018-12-09 08:16:32,110 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product44_true-unreach-call_false-termination.cil.c [2018-12-09 08:16:32,116 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 08:16:32,121 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 08:16:32,130 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 08:16:32,148 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 08:16:32,149 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 08:16:32,149 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 08:16:32,149 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 08:16:32,149 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 08:16:32,149 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 08:16:32,149 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 08:16:32,149 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 08:16:32,149 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 08:16:32,161 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states. [2018-12-09 08:16:32,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-09 08:16:32,166 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 08:16:32,166 INFO L402 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] [2018-12-09 08:16:32,168 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 08:16:32,171 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 08:16:32,171 INFO L82 PathProgramCache]: Analyzing trace with hash -1967497921, now seen corresponding path program 1 times [2018-12-09 08:16:32,172 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 08:16:32,172 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 08:16:32,201 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 08:16:32,201 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 08:16:32,201 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 08:16:32,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 08:16:32,309 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 08:16:32,311 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 08:16:32,311 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 08:16:32,313 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 08:16:32,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 08:16:32,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 08:16:32,323 INFO L87 Difference]: Start difference. First operand 156 states. Second operand 2 states. [2018-12-09 08:16:32,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 08:16:32,346 INFO L93 Difference]: Finished difference Result 282 states and 343 transitions. [2018-12-09 08:16:32,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 08:16:32,347 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-12-09 08:16:32,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 08:16:32,354 INFO L225 Difference]: With dead ends: 282 [2018-12-09 08:16:32,355 INFO L226 Difference]: Without dead ends: 143 [2018-12-09 08:16:32,357 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 08:16:32,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2018-12-09 08:16:32,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2018-12-09 08:16:32,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2018-12-09 08:16:32,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 165 transitions. [2018-12-09 08:16:32,388 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 165 transitions. Word has length 59 [2018-12-09 08:16:32,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 08:16:32,388 INFO L480 AbstractCegarLoop]: Abstraction has 143 states and 165 transitions. [2018-12-09 08:16:32,388 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 08:16:32,388 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 165 transitions. [2018-12-09 08:16:32,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-09 08:16:32,390 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 08:16:32,390 INFO L402 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] [2018-12-09 08:16:32,390 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 08:16:32,390 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 08:16:32,390 INFO L82 PathProgramCache]: Analyzing trace with hash -1179276103, now seen corresponding path program 1 times [2018-12-09 08:16:32,390 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 08:16:32,391 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 08:16:32,391 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 08:16:32,391 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 08:16:32,391 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 08:16:32,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 08:16:32,449 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 08:16:32,449 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 08:16:32,449 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 08:16:32,450 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 08:16:32,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 08:16:32,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 08:16:32,450 INFO L87 Difference]: Start difference. First operand 143 states and 165 transitions. Second operand 3 states. [2018-12-09 08:16:32,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 08:16:32,463 INFO L93 Difference]: Finished difference Result 218 states and 251 transitions. [2018-12-09 08:16:32,463 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 08:16:32,464 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-12-09 08:16:32,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 08:16:32,465 INFO L225 Difference]: With dead ends: 218 [2018-12-09 08:16:32,465 INFO L226 Difference]: Without dead ends: 134 [2018-12-09 08:16:32,465 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 08:16:32,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2018-12-09 08:16:32,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2018-12-09 08:16:32,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-12-09 08:16:32,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 153 transitions. [2018-12-09 08:16:32,473 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 153 transitions. Word has length 60 [2018-12-09 08:16:32,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 08:16:32,473 INFO L480 AbstractCegarLoop]: Abstraction has 134 states and 153 transitions. [2018-12-09 08:16:32,473 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 08:16:32,473 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 153 transitions. [2018-12-09 08:16:32,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-09 08:16:32,474 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 08:16:32,474 INFO L402 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] [2018-12-09 08:16:32,474 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 08:16:32,474 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 08:16:32,474 INFO L82 PathProgramCache]: Analyzing trace with hash -302547009, now seen corresponding path program 1 times [2018-12-09 08:16:32,474 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 08:16:32,474 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 08:16:32,475 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 08:16:32,475 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 08:16:32,475 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 08:16:32,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 08:16:32,558 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 08:16:32,558 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 08:16:32,558 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 08:16:32,558 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 08:16:32,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 08:16:32,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-09 08:16:32,559 INFO L87 Difference]: Start difference. First operand 134 states and 153 transitions. Second operand 7 states. [2018-12-09 08:16:32,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 08:16:32,810 INFO L93 Difference]: Finished difference Result 402 states and 479 transitions. [2018-12-09 08:16:32,811 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 08:16:32,811 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-12-09 08:16:32,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 08:16:32,813 INFO L225 Difference]: With dead ends: 402 [2018-12-09 08:16:32,813 INFO L226 Difference]: Without dead ends: 296 [2018-12-09 08:16:32,814 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-09 08:16:32,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2018-12-09 08:16:32,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 272. [2018-12-09 08:16:32,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2018-12-09 08:16:32,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 322 transitions. [2018-12-09 08:16:32,842 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 322 transitions. Word has length 65 [2018-12-09 08:16:32,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 08:16:32,842 INFO L480 AbstractCegarLoop]: Abstraction has 272 states and 322 transitions. [2018-12-09 08:16:32,842 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 08:16:32,842 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 322 transitions. [2018-12-09 08:16:32,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-09 08:16:32,844 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 08:16:32,844 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 08:16:32,844 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 08:16:32,845 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 08:16:32,845 INFO L82 PathProgramCache]: Analyzing trace with hash 242721131, now seen corresponding path program 1 times [2018-12-09 08:16:32,845 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 08:16:32,845 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 08:16:32,846 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 08:16:32,846 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 08:16:32,846 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 08:16:32,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 08:16:32,934 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 08:16:32,934 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 08:16:32,934 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 08:16:32,935 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 08:16:32,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 08:16:32,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-09 08:16:32,935 INFO L87 Difference]: Start difference. First operand 272 states and 322 transitions. Second operand 7 states. [2018-12-09 08:16:33,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 08:16:33,336 INFO L93 Difference]: Finished difference Result 682 states and 859 transitions. [2018-12-09 08:16:33,336 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-09 08:16:33,336 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-12-09 08:16:33,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 08:16:33,339 INFO L225 Difference]: With dead ends: 682 [2018-12-09 08:16:33,339 INFO L226 Difference]: Without dead ends: 438 [2018-12-09 08:16:33,340 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-12-09 08:16:33,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2018-12-09 08:16:33,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 390. [2018-12-09 08:16:33,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 390 states. [2018-12-09 08:16:33,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 462 transitions. [2018-12-09 08:16:33,369 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 462 transitions. Word has length 70 [2018-12-09 08:16:33,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 08:16:33,369 INFO L480 AbstractCegarLoop]: Abstraction has 390 states and 462 transitions. [2018-12-09 08:16:33,369 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 08:16:33,369 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 462 transitions. [2018-12-09 08:16:33,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 08:16:33,370 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 08:16:33,371 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 08:16:33,371 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 08:16:33,371 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 08:16:33,371 INFO L82 PathProgramCache]: Analyzing trace with hash -1416188496, now seen corresponding path program 1 times [2018-12-09 08:16:33,371 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 08:16:33,371 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 08:16:33,372 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 08:16:33,372 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 08:16:33,372 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 08:16:33,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 08:16:33,448 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 08:16:33,448 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 08:16:33,448 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 08:16:33,449 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 08:16:33,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 08:16:33,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 08:16:33,449 INFO L87 Difference]: Start difference. First operand 390 states and 462 transitions. Second operand 6 states. [2018-12-09 08:16:33,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 08:16:33,479 INFO L93 Difference]: Finished difference Result 766 states and 932 transitions. [2018-12-09 08:16:33,479 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 08:16:33,479 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 103 [2018-12-09 08:16:33,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 08:16:33,481 INFO L225 Difference]: With dead ends: 766 [2018-12-09 08:16:33,481 INFO L226 Difference]: Without dead ends: 404 [2018-12-09 08:16:33,482 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-09 08:16:33,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 404 states. [2018-12-09 08:16:33,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 404 to 400. [2018-12-09 08:16:33,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 400 states. [2018-12-09 08:16:33,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 472 transitions. [2018-12-09 08:16:33,496 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 472 transitions. Word has length 103 [2018-12-09 08:16:33,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 08:16:33,497 INFO L480 AbstractCegarLoop]: Abstraction has 400 states and 472 transitions. [2018-12-09 08:16:33,497 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 08:16:33,497 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 472 transitions. [2018-12-09 08:16:33,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 08:16:33,498 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 08:16:33,498 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 08:16:33,498 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 08:16:33,498 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 08:16:33,498 INFO L82 PathProgramCache]: Analyzing trace with hash 829390958, now seen corresponding path program 1 times [2018-12-09 08:16:33,498 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 08:16:33,498 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 08:16:33,499 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 08:16:33,499 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 08:16:33,499 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 08:16:33,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 08:16:33,553 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 08:16:33,553 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 08:16:33,553 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-09 08:16:33,554 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 08:16:33,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 08:16:33,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-09 08:16:33,554 INFO L87 Difference]: Start difference. First operand 400 states and 472 transitions. Second operand 8 states. [2018-12-09 08:16:33,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 08:16:33,589 INFO L93 Difference]: Finished difference Result 786 states and 952 transitions. [2018-12-09 08:16:33,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 08:16:33,589 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 103 [2018-12-09 08:16:33,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 08:16:33,591 INFO L225 Difference]: With dead ends: 786 [2018-12-09 08:16:33,591 INFO L226 Difference]: Without dead ends: 414 [2018-12-09 08:16:33,592 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-09 08:16:33,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2018-12-09 08:16:33,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 408. [2018-12-09 08:16:33,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 408 states. [2018-12-09 08:16:33,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 480 transitions. [2018-12-09 08:16:33,614 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 480 transitions. Word has length 103 [2018-12-09 08:16:33,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 08:16:33,614 INFO L480 AbstractCegarLoop]: Abstraction has 408 states and 480 transitions. [2018-12-09 08:16:33,614 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 08:16:33,614 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 480 transitions. [2018-12-09 08:16:33,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 08:16:33,616 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 08:16:33,616 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 08:16:33,616 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 08:16:33,616 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 08:16:33,617 INFO L82 PathProgramCache]: Analyzing trace with hash 1798971981, now seen corresponding path program 1 times [2018-12-09 08:16:33,617 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 08:16:33,617 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 08:16:33,617 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 08:16:33,618 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 08:16:33,618 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 08:16:33,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 08:16:33,675 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 08:16:33,675 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 08:16:33,675 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 08:16:33,675 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 08:16:33,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 08:16:33,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 08:16:33,676 INFO L87 Difference]: Start difference. First operand 408 states and 480 transitions. Second operand 4 states. [2018-12-09 08:16:33,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 08:16:33,829 INFO L93 Difference]: Finished difference Result 1274 states and 1571 transitions. [2018-12-09 08:16:33,830 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 08:16:33,830 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 103 [2018-12-09 08:16:33,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 08:16:33,833 INFO L225 Difference]: With dead ends: 1274 [2018-12-09 08:16:33,834 INFO L226 Difference]: Without dead ends: 894 [2018-12-09 08:16:33,835 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 08:16:33,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 894 states. [2018-12-09 08:16:33,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 894 to 877. [2018-12-09 08:16:33,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 877 states. [2018-12-09 08:16:33,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 877 states and 1058 transitions. [2018-12-09 08:16:33,881 INFO L78 Accepts]: Start accepts. Automaton has 877 states and 1058 transitions. Word has length 103 [2018-12-09 08:16:33,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 08:16:33,881 INFO L480 AbstractCegarLoop]: Abstraction has 877 states and 1058 transitions. [2018-12-09 08:16:33,881 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 08:16:33,881 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1058 transitions. [2018-12-09 08:16:33,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 08:16:33,883 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 08:16:33,883 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 08:16:33,883 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 08:16:33,884 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 08:16:33,884 INFO L82 PathProgramCache]: Analyzing trace with hash 1310725267, now seen corresponding path program 1 times [2018-12-09 08:16:33,884 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 08:16:33,884 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 08:16:33,885 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 08:16:33,885 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 08:16:33,885 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 08:16:33,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 08:16:33,996 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 08:16:33,996 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 08:16:33,996 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-09 08:16:33,997 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 08:16:33,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 08:16:33,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-09 08:16:33,997 INFO L87 Difference]: Start difference. First operand 877 states and 1058 transitions. Second operand 9 states. [2018-12-09 08:16:34,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 08:16:34,533 INFO L93 Difference]: Finished difference Result 2428 states and 3059 transitions. [2018-12-09 08:16:34,533 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-09 08:16:34,533 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 107 [2018-12-09 08:16:34,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 08:16:34,538 INFO L225 Difference]: With dead ends: 2428 [2018-12-09 08:16:34,538 INFO L226 Difference]: Without dead ends: 1755 [2018-12-09 08:16:34,540 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-12-09 08:16:34,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1755 states. [2018-12-09 08:16:34,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1755 to 1552. [2018-12-09 08:16:34,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1552 states. [2018-12-09 08:16:34,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1552 states and 1852 transitions. [2018-12-09 08:16:34,604 INFO L78 Accepts]: Start accepts. Automaton has 1552 states and 1852 transitions. Word has length 107 [2018-12-09 08:16:34,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 08:16:34,605 INFO L480 AbstractCegarLoop]: Abstraction has 1552 states and 1852 transitions. [2018-12-09 08:16:34,605 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 08:16:34,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 1852 transitions. [2018-12-09 08:16:34,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-09 08:16:34,607 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 08:16:34,607 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 08:16:34,607 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 08:16:34,607 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 08:16:34,607 INFO L82 PathProgramCache]: Analyzing trace with hash 519249508, now seen corresponding path program 1 times [2018-12-09 08:16:34,607 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 08:16:34,607 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 08:16:34,608 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 08:16:34,608 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 08:16:34,608 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 08:16:34,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 08:16:34,713 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 23 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 08:16:34,713 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 08:16:34,713 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e94de116-bbee-4c34-9dc5-2110b1415dfa/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 08:16:34,720 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 08:16:34,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 08:16:34,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 08:16:34,890 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 26 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 08:16:34,906 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-09 08:16:34,906 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-12-09 08:16:34,907 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-09 08:16:34,907 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-09 08:16:34,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-12-09 08:16:34,907 INFO L87 Difference]: Start difference. First operand 1552 states and 1852 transitions. Second operand 16 states. [2018-12-09 08:16:35,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 08:16:35,563 INFO L93 Difference]: Finished difference Result 3309 states and 4100 transitions. [2018-12-09 08:16:35,563 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-12-09 08:16:35,563 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 151 [2018-12-09 08:16:35,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 08:16:35,569 INFO L225 Difference]: With dead ends: 3309 [2018-12-09 08:16:35,569 INFO L226 Difference]: Without dead ends: 1955 [2018-12-09 08:16:35,572 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-12-09 08:16:35,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1955 states. [2018-12-09 08:16:35,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1955 to 1537. [2018-12-09 08:16:35,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1537 states. [2018-12-09 08:16:35,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1537 states and 1788 transitions. [2018-12-09 08:16:35,635 INFO L78 Accepts]: Start accepts. Automaton has 1537 states and 1788 transitions. Word has length 151 [2018-12-09 08:16:35,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 08:16:35,635 INFO L480 AbstractCegarLoop]: Abstraction has 1537 states and 1788 transitions. [2018-12-09 08:16:35,635 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-09 08:16:35,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 1788 transitions. [2018-12-09 08:16:35,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-09 08:16:35,638 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 08:16:35,638 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 08:16:35,639 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 08:16:35,639 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 08:16:35,639 INFO L82 PathProgramCache]: Analyzing trace with hash -1575948346, now seen corresponding path program 1 times [2018-12-09 08:16:35,639 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 08:16:35,639 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 08:16:35,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 08:16:35,640 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 08:16:35,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 08:16:35,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 08:16:35,740 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2018-12-09 08:16:35,740 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 08:16:35,741 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 08:16:35,741 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 08:16:35,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 08:16:35,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 08:16:35,741 INFO L87 Difference]: Start difference. First operand 1537 states and 1788 transitions. Second operand 3 states. [2018-12-09 08:16:35,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 08:16:35,806 INFO L93 Difference]: Finished difference Result 2430 states and 2832 transitions. [2018-12-09 08:16:35,807 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 08:16:35,807 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 306 [2018-12-09 08:16:35,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 08:16:35,809 INFO L225 Difference]: With dead ends: 2430 [2018-12-09 08:16:35,809 INFO L226 Difference]: Without dead ends: 955 [2018-12-09 08:16:35,811 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 08:16:35,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 955 states. [2018-12-09 08:16:35,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 955 to 935. [2018-12-09 08:16:35,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 935 states. [2018-12-09 08:16:35,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 935 states and 1072 transitions. [2018-12-09 08:16:35,841 INFO L78 Accepts]: Start accepts. Automaton has 935 states and 1072 transitions. Word has length 306 [2018-12-09 08:16:35,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 08:16:35,842 INFO L480 AbstractCegarLoop]: Abstraction has 935 states and 1072 transitions. [2018-12-09 08:16:35,842 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 08:16:35,842 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1072 transitions. [2018-12-09 08:16:35,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-12-09 08:16:35,844 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 08:16:35,845 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 08:16:35,845 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 08:16:35,845 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 08:16:35,845 INFO L82 PathProgramCache]: Analyzing trace with hash -562519819, now seen corresponding path program 1 times [2018-12-09 08:16:35,845 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 08:16:35,845 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 08:16:35,846 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 08:16:35,846 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 08:16:35,846 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 08:16:35,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 08:16:35,963 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 124 proven. 14 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2018-12-09 08:16:35,963 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 08:16:35,963 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e94de116-bbee-4c34-9dc5-2110b1415dfa/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 08:16:35,972 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 08:16:36,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 08:16:36,086 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 08:16:36,228 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 259 proven. 4 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-12-09 08:16:36,245 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-09 08:16:36,245 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12] total 19 [2018-12-09 08:16:36,245 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-09 08:16:36,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-09 08:16:36,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2018-12-09 08:16:36,246 INFO L87 Difference]: Start difference. First operand 935 states and 1072 transitions. Second operand 19 states. [2018-12-09 08:16:37,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 08:16:37,420 INFO L93 Difference]: Finished difference Result 2360 states and 3010 transitions. [2018-12-09 08:16:37,420 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-12-09 08:16:37,420 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 309 [2018-12-09 08:16:37,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 08:16:37,421 INFO L225 Difference]: With dead ends: 2360 [2018-12-09 08:16:37,421 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 08:16:37,426 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 350 GetRequests, 313 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=270, Invalid=1136, Unknown=0, NotChecked=0, Total=1406 [2018-12-09 08:16:37,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 08:16:37,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 08:16:37,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 08:16:37,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 08:16:37,427 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 309 [2018-12-09 08:16:37,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 08:16:37,427 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 08:16:37,427 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-09 08:16:37,427 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 08:16:37,427 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 08:16:37,431 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 08:16:37,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,574 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,749 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,769 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:37,974 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 08:16:38,378 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 37 [2018-12-09 08:16:38,580 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 42 [2018-12-09 08:16:38,890 WARN L180 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 51 [2018-12-09 08:16:39,255 WARN L180 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 54 [2018-12-09 08:16:39,626 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 35 [2018-12-09 08:16:39,785 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 33 [2018-12-09 08:16:40,734 WARN L180 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 52 [2018-12-09 08:16:41,107 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 33 [2018-12-09 08:16:41,114 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 803 809) the Hoare annotation is: true [2018-12-09 08:16:41,114 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 803 809) no Hoare annotation was computed. [2018-12-09 08:16:41,114 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 810 818) no Hoare annotation was computed. [2018-12-09 08:16:41,114 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 810 818) the Hoare annotation is: true [2018-12-09 08:16:41,115 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 810 818) no Hoare annotation was computed. [2018-12-09 08:16:41,115 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 928 935) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1))) [2018-12-09 08:16:41,115 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 928 935) no Hoare annotation was computed. [2018-12-09 08:16:41,115 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 928 935) no Hoare annotation was computed. [2018-12-09 08:16:41,115 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 936 945) the Hoare annotation is: (let ((.cse3 (< 2 ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 0)))) (and (or (or .cse0 .cse1 .cse2) .cse3 .cse4) (or .cse4 .cse5 (or .cse0 .cse2) .cse3) (or .cse3 (not (= 1 ~pumpRunning~0)) .cse1 .cse2 .cse4) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse0 .cse5 (<= 1 ~switchedOnBeforeTS~0) (not (= ~waterLevel~0 1))))) [2018-12-09 08:16:41,115 INFO L448 ceAbstractionStarter]: For program point L941(line 941) no Hoare annotation was computed. [2018-12-09 08:16:41,115 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 936 945) no Hoare annotation was computed. [2018-12-09 08:16:41,115 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 936 945) no Hoare annotation was computed. [2018-12-09 08:16:41,115 INFO L444 ceAbstractionStarter]: At program point L961(line 961) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 0))) (.cse3 (< 1 ~waterLevel~0)) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1 .cse4) (or .cse3 .cse5 (or .cse6 .cse4)) (or .cse5 .cse4 (or .cse6 .cse2)) (or .cse3 (or .cse6 .cse1 .cse4)) (or .cse6 .cse1 .cse4 .cse2))) [2018-12-09 08:16:41,115 INFO L448 ceAbstractionStarter]: For program point L959(lines 959 965) no Hoare annotation was computed. [2018-12-09 08:16:41,115 INFO L448 ceAbstractionStarter]: For program point L958(lines 958 968) no Hoare annotation was computed. [2018-12-09 08:16:41,116 INFO L444 ceAbstractionStarter]: At program point L956(line 956) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse6 (< 1 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 0))) (.cse7 (= __utac_acc__Specification5_spec__3_~tmp~8 ~waterLevel~0)) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 (or .cse5 .cse2)) (or .cse6 .cse7 (or .cse5 .cse1 .cse4)) (or .cse6 .cse0 .cse1 .cse4 .cse7) (or .cse6 .cse3 (or .cse5 .cse4) .cse7) (or .cse5 .cse1 .cse4 .cse2))) [2018-12-09 08:16:41,116 INFO L448 ceAbstractionStarter]: For program point L956-1(line 956) no Hoare annotation was computed. [2018-12-09 08:16:41,116 INFO L448 ceAbstractionStarter]: For program point L954(lines 954 971) no Hoare annotation was computed. [2018-12-09 08:16:41,116 INFO L448 ceAbstractionStarter]: For program point L954-1(lines 946 974) no Hoare annotation was computed. [2018-12-09 08:16:41,116 INFO L451 ceAbstractionStarter]: At program point L952(line 952) the Hoare annotation is: true [2018-12-09 08:16:41,116 INFO L448 ceAbstractionStarter]: For program point L952-1(line 952) no Hoare annotation was computed. [2018-12-09 08:16:41,116 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 946 974) the Hoare annotation is: true [2018-12-09 08:16:41,116 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 946 974) no Hoare annotation was computed. [2018-12-09 08:16:41,116 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 894 916) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 08:16:41,116 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 894 916) no Hoare annotation was computed. [2018-12-09 08:16:41,116 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 894 916) no Hoare annotation was computed. [2018-12-09 08:16:41,116 INFO L444 ceAbstractionStarter]: At program point L906(line 906) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~7 ~systemActive~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-12-09 08:16:41,116 INFO L444 ceAbstractionStarter]: At program point L906-1(line 906) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~7 ~systemActive~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-12-09 08:16:41,117 INFO L448 ceAbstractionStarter]: For program point L904(lines 904 911) no Hoare annotation was computed. [2018-12-09 08:16:41,117 INFO L448 ceAbstractionStarter]: For program point L904-1(lines 904 911) no Hoare annotation was computed. [2018-12-09 08:16:41,117 INFO L448 ceAbstractionStarter]: For program point L902(line 902) no Hoare annotation was computed. [2018-12-09 08:16:41,117 INFO L444 ceAbstractionStarter]: At program point L901(line 901) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 08:16:41,117 INFO L444 ceAbstractionStarter]: At program point L900(line 900) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 08:16:41,117 INFO L444 ceAbstractionStarter]: At program point L900-1(line 900) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 08:16:41,117 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 688 702) no Hoare annotation was computed. [2018-12-09 08:16:41,117 INFO L444 ceAbstractionStarter]: At program point L694(line 694) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~waterLevel~0 2))) (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0)) (or (< 1 ~waterLevel~0) (or .cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (or .cse0 (not (= ~waterLevel~0 1))))) [2018-12-09 08:16:41,117 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 688 702) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 (not (= ~waterLevel~0 2)))) (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse2) (or .cse1 .cse0 (not (= ~waterLevel~0 1))) (or .cse2 (or .cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-12-09 08:16:41,117 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 688 702) no Hoare annotation was computed. [2018-12-09 08:16:41,117 INFO L448 ceAbstractionStarter]: For program point L692(lines 692 698) no Hoare annotation was computed. [2018-12-09 08:16:41,118 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 624 632) no Hoare annotation was computed. [2018-12-09 08:16:41,118 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 624 632) the Hoare annotation is: true [2018-12-09 08:16:41,118 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 624 632) no Hoare annotation was computed. [2018-12-09 08:16:41,118 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 796 802) no Hoare annotation was computed. [2018-12-09 08:16:41,118 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 796 802) the Hoare annotation is: true [2018-12-09 08:16:41,118 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 883 893) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 08:16:41,118 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 883 893) no Hoare annotation was computed. [2018-12-09 08:16:41,118 INFO L444 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 08:16:41,118 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 883 893) no Hoare annotation was computed. [2018-12-09 08:16:41,118 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 613 623) the Hoare annotation is: true [2018-12-09 08:16:41,118 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 613 623) no Hoare annotation was computed. [2018-12-09 08:16:41,118 INFO L451 ceAbstractionStarter]: At program point L618(line 618) the Hoare annotation is: true [2018-12-09 08:16:41,118 INFO L448 ceAbstractionStarter]: For program point L618-1(line 618) no Hoare annotation was computed. [2018-12-09 08:16:41,118 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 613 623) no Hoare annotation was computed. [2018-12-09 08:16:41,118 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 605 612) the Hoare annotation is: (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0)) [2018-12-09 08:16:41,119 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 605 612) no Hoare annotation was computed. [2018-12-09 08:16:41,119 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 605 612) no Hoare annotation was computed. [2018-12-09 08:16:41,119 INFO L444 ceAbstractionStarter]: At program point L573(line 573) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< 1 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse3 (or .cse1 .cse2 .cse0)) (or .cse3 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-12-09 08:16:41,119 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 554 578) no Hoare annotation was computed. [2018-12-09 08:16:41,119 INFO L444 ceAbstractionStarter]: At program point L568(line 568) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (< 2 ~waterLevel~0) (and (= processEnvironment_~tmp~3 0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))))) [2018-12-09 08:16:41,119 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 554 578) no Hoare annotation was computed. [2018-12-09 08:16:41,119 INFO L444 ceAbstractionStarter]: At program point L564(line 564) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (< 2 ~waterLevel~0) (and (= 2 ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))))) [2018-12-09 08:16:41,119 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 554 578) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse0 (or .cse4 .cse1 .cse2) .cse3) (or .cse3 .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))))) [2018-12-09 08:16:41,119 INFO L448 ceAbstractionStarter]: For program point L562(lines 562 570) no Hoare annotation was computed. [2018-12-09 08:16:41,119 INFO L444 ceAbstractionStarter]: At program point L560(line 560) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2) (or .cse0 (or .cse3 .cse1 .cse2) .cse4) (or .cse4 .cse2 (or .cse3 .cse1 (not (= ~waterLevel~0 2)))))) [2018-12-09 08:16:41,119 INFO L448 ceAbstractionStarter]: For program point L560-1(line 560) no Hoare annotation was computed. [2018-12-09 08:16:41,120 INFO L448 ceAbstractionStarter]: For program point L558(lines 558 575) no Hoare annotation was computed. [2018-12-09 08:16:41,120 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2018-12-09 08:16:41,120 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2018-12-09 08:16:41,120 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2018-12-09 08:16:41,120 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2018-12-09 08:16:41,120 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 546 552) no Hoare annotation was computed. [2018-12-09 08:16:41,120 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 546 552) the Hoare annotation is: true [2018-12-09 08:16:41,120 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 713 780) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 08:16:41,120 INFO L444 ceAbstractionStarter]: At program point L735(line 735) the Hoare annotation is: (let ((.cse4 (= ~systemActive~0 1)) (.cse9 (= 0 ~pumpRunning~0)) (.cse5 (= test_~splverifierCounter~0 0))) (let ((.cse3 (= ~pumpRunning~0 1)) (.cse1 (= 2 ~waterLevel~0)) (.cse7 (= ~systemActive~0 0)) (.cse6 (<= ~waterLevel~0 1)) (.cse8 (and .cse9 .cse5)) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (and .cse9 .cse4 .cse5))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse3 .cse4 .cse5) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse6 .cse3 .cse4 .cse5 .cse2) (and .cse0 .cse6 .cse2) (and .cse7 .cse1 .cse8 .cse2) (and .cse7 .cse6 .cse8 .cse2) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= 1 ~waterLevel~0))))) [2018-12-09 08:16:41,120 INFO L448 ceAbstractionStarter]: For program point L733(lines 733 739) no Hoare annotation was computed. [2018-12-09 08:16:41,120 INFO L448 ceAbstractionStarter]: For program point L733-1(lines 733 739) no Hoare annotation was computed. [2018-12-09 08:16:41,120 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 713 780) no Hoare annotation was computed. [2018-12-09 08:16:41,120 INFO L448 ceAbstractionStarter]: For program point L725(lines 725 729) no Hoare annotation was computed. [2018-12-09 08:16:41,121 INFO L444 ceAbstractionStarter]: At program point L773(lines 722 774) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 08:16:41,121 INFO L444 ceAbstractionStarter]: At program point L763(line 763) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= 2 ~waterLevel~0) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1) .cse1) (and (<= ~waterLevel~0 1) (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))))) [2018-12-09 08:16:41,121 INFO L448 ceAbstractionStarter]: For program point L761(lines 761 767) no Hoare annotation was computed. [2018-12-09 08:16:41,121 INFO L444 ceAbstractionStarter]: At program point L761-1(lines 753 768) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 1)) (.cse4 (= 2 ~waterLevel~0)) (.cse5 (= 0 ~pumpRunning~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 1) .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse2) (and .cse5 .cse4 .cse1 .cse2) (and .cse5 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (and (and .cse5 .cse2) (= ~systemActive~0 0) (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (and .cse5 (<= ~waterLevel~0 2) .cse1 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)))) [2018-12-09 08:16:41,121 INFO L448 ceAbstractionStarter]: For program point L724(lines 723 772) no Hoare annotation was computed. [2018-12-09 08:16:41,121 INFO L444 ceAbstractionStarter]: At program point L755(line 755) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse3 (= ~pumpRunning~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2) (and .cse1 .cse3 .cse2) (not (= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 1) (and .cse0 .cse2 .cse4)) (and (<= ~waterLevel~0 2) .cse3 .cse2 .cse4))) [2018-12-09 08:16:41,121 INFO L448 ceAbstractionStarter]: For program point L753(lines 753 768) no Hoare annotation was computed. [2018-12-09 08:16:41,121 INFO L444 ceAbstractionStarter]: At program point L745(line 745) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse6 (= 2 ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse4 .cse1 .cse2 .cse5) (and (= ~systemActive~0 0) .cse0 .cse3 .cse2 .cse5) (and .cse0 .cse6 .cse1 .cse2) (and .cse0 .cse3 .cse1 .cse2 .cse5) (and .cse6 .cse4 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)))) [2018-12-09 08:16:41,121 INFO L448 ceAbstractionStarter]: For program point L743(lines 743 749) no Hoare annotation was computed. [2018-12-09 08:16:41,121 INFO L448 ceAbstractionStarter]: For program point L743-1(lines 743 749) no Hoare annotation was computed. [2018-12-09 08:16:41,121 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 713 780) no Hoare annotation was computed. [2018-12-09 08:16:41,122 INFO L444 ceAbstractionStarter]: At program point L770(lines 723 772) the Hoare annotation is: (let ((.cse5 (= ~systemActive~0 0)) (.cse7 (<= ~waterLevel~0 1)) (.cse1 (= ~pumpRunning~0 1)) (.cse4 (= 0 ~pumpRunning~0)) (.cse0 (= 2 ~waterLevel~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse5 .cse4 .cse0 .cse3 .cse6) (and .cse4 .cse7 .cse2 .cse3 .cse6) (and .cse5 .cse4 .cse7 .cse3 .cse6) (not (= 0 |old(~pumpRunning~0)|)) (and .cse7 .cse1 .cse2 .cse3 .cse6) (and .cse4 .cse0 .cse2 .cse3 .cse6) (not (= |old(~waterLevel~0)| 1)))) [2018-12-09 08:16:41,122 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 579 586) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-12-09 08:16:41,122 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 579 586) no Hoare annotation was computed. [2018-12-09 08:16:41,122 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 579 586) no Hoare annotation was computed. [2018-12-09 08:16:41,122 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 08:16:41,122 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-12-09 08:16:41,122 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 08:16:41,122 INFO L444 ceAbstractionStarter]: At program point L593(line 593) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-12-09 08:16:41,122 INFO L448 ceAbstractionStarter]: For program point L593-1(line 593) no Hoare annotation was computed. [2018-12-09 08:16:41,122 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 588 604) no Hoare annotation was computed. [2018-12-09 08:16:41,122 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 588 604) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-12-09 08:16:41,122 INFO L444 ceAbstractionStarter]: At program point L599(line 599) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-12-09 08:16:41,122 INFO L448 ceAbstractionStarter]: For program point L599-1(lines 588 604) no Hoare annotation was computed. [2018-12-09 08:16:41,123 INFO L448 ceAbstractionStarter]: For program point L595(lines 595 601) no Hoare annotation was computed. [2018-12-09 08:16:41,123 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 669 687) no Hoare annotation was computed. [2018-12-09 08:16:41,123 INFO L448 ceAbstractionStarter]: For program point L678(lines 678 682) no Hoare annotation was computed. [2018-12-09 08:16:41,123 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 669 687) the Hoare annotation is: true [2018-12-09 08:16:41,123 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 669 687) no Hoare annotation was computed. [2018-12-09 08:16:41,123 INFO L451 ceAbstractionStarter]: At program point L676(line 676) the Hoare annotation is: true [2018-12-09 08:16:41,123 INFO L448 ceAbstractionStarter]: For program point L678-2(lines 678 682) no Hoare annotation was computed. [2018-12-09 08:16:41,123 INFO L448 ceAbstractionStarter]: For program point L676-1(line 676) no Hoare annotation was computed. [2018-12-09 08:16:41,123 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 117 125) the Hoare annotation is: true [2018-12-09 08:16:41,123 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2018-12-09 08:16:41,123 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2018-12-09 08:16:41,123 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2018-12-09 08:16:41,123 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: true [2018-12-09 08:16:41,123 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2018-12-09 08:16:41,123 INFO L448 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-12-09 08:16:41,123 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 821 850) no Hoare annotation was computed. [2018-12-09 08:16:41,124 INFO L451 ceAbstractionStarter]: At program point L831-2(lines 831 845) the Hoare annotation is: true [2018-12-09 08:16:41,124 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 821 850) the Hoare annotation is: true [2018-12-09 08:16:41,124 INFO L451 ceAbstractionStarter]: At program point L827(line 827) the Hoare annotation is: true [2018-12-09 08:16:41,124 INFO L448 ceAbstractionStarter]: For program point L827-1(line 827) no Hoare annotation was computed. [2018-12-09 08:16:41,124 INFO L451 ceAbstractionStarter]: At program point L846(lines 821 850) the Hoare annotation is: true [2018-12-09 08:16:41,124 INFO L448 ceAbstractionStarter]: For program point L842(line 842) no Hoare annotation was computed. [2018-12-09 08:16:41,124 INFO L448 ceAbstractionStarter]: For program point L835(lines 835 839) no Hoare annotation was computed. [2018-12-09 08:16:41,124 INFO L451 ceAbstractionStarter]: At program point L835-1(lines 835 839) the Hoare annotation is: true [2018-12-09 08:16:41,124 INFO L444 ceAbstractionStarter]: At program point L535(line 535) the Hoare annotation is: (let ((.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 1)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse6 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) (<= ~waterLevel~0 1) .cse2 .cse5)) (.cse1 (< 1 |old(~waterLevel~0)|)) (.cse9 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse11 (and (= 0 ~pumpRunning~0) .cse3 .cse5)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse8 (not (= ~systemActive~0 1))) (.cse10 (not (= |old(~waterLevel~0)| 2))) (.cse7 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (not (= ~systemActive~0 0)) (< 2 |old(~waterLevel~0)|) .cse0) (or .cse1 (and .cse2 .cse3 .cse4 .cse5) .cse6 .cse7 .cse8 .cse9) (or .cse6 .cse7 .cse8 .cse10) (or .cse1 (or .cse0 .cse8 .cse9) .cse11) (or (or .cse0 .cse8 .cse10) .cse11) (or .cse0 .cse8 .cse11 .cse4) (or (= 1 ~waterLevel~0) (or (or .cse8 .cse10) .cse7))))) [2018-12-09 08:16:41,124 INFO L444 ceAbstractionStarter]: At program point L533(lines 533 539) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse8 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse9 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) (<= ~waterLevel~0 1) .cse4 .cse8)) (.cse6 (< 1 |old(~waterLevel~0)|)) (.cse11 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (= 0 ~pumpRunning~0) .cse5 .cse8)) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse10 (not (= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 .cse3) (and .cse4 .cse5)) (or .cse6 (and .cse4 .cse5 .cse7 .cse8) .cse9 .cse10 .cse2 .cse11) (or .cse0 (not (= ~systemActive~0 0)) (< 2 |old(~waterLevel~0)|) .cse1) (or .cse9 .cse10 .cse2 .cse3) (or .cse6 (or .cse1 .cse2 .cse11) .cse0) (or .cse1 .cse2 .cse0 .cse7) (or (= 1 ~waterLevel~0) (or (or .cse2 .cse3) .cse10))))) [2018-12-09 08:16:41,125 INFO L444 ceAbstractionStarter]: At program point L528(line 528) the Hoare annotation is: (let ((.cse6 (and (= ~pumpRunning~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse5 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse0 (< 2 |old(~waterLevel~0)|))) (and (or (not (= ~systemActive~0 0)) .cse0 .cse1) (or .cse1 .cse2 .cse3) (or .cse1 .cse2 (not (= |old(~waterLevel~0)| 1))) (or (< 1 |old(~waterLevel~0)|) .cse4 .cse2 .cse5 .cse6) (or .cse6 (or (or .cse2 .cse3) .cse4)) (or (or .cse1 .cse2 .cse5) .cse0))) [2018-12-09 08:16:41,125 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 519 545) the Hoare annotation is: (let ((.cse13 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (let ((.cse9 (or .cse7 .cse2 .cse3)) (.cse10 (< 1 |old(~waterLevel~0)|)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse12 (and (= ~pumpRunning~0 1) .cse13)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (< 2 |old(~waterLevel~0)|)) (.cse6 (and (= 0 ~pumpRunning~0) .cse13)) (.cse8 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= ~systemActive~0 0))) (.cse11 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse8) (or .cse9 .cse0 .cse4) (or .cse10 .cse5 .cse7 .cse6) (or .cse7 .cse2 .cse6 .cse11) (or .cse10 .cse9 .cse6) (or .cse12 (or (or .cse2 .cse8) .cse1)) (or .cse10 .cse1 .cse2 .cse3 .cse12) (or .cse4 .cse5 (or .cse7 .cse3) .cse0) (or .cse6 (or .cse7 .cse2 .cse8)) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse7 .cse5 (<= 1 ~switchedOnBeforeTS~0) .cse11)))) [2018-12-09 08:16:41,125 INFO L448 ceAbstractionStarter]: For program point L526(lines 522 544) no Hoare annotation was computed. [2018-12-09 08:16:41,125 INFO L448 ceAbstractionStarter]: For program point L524(lines 522 544) no Hoare annotation was computed. [2018-12-09 08:16:41,125 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 519 545) no Hoare annotation was computed. [2018-12-09 08:16:41,125 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 519 545) no Hoare annotation was computed. [2018-12-09 08:16:41,125 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2018-12-09 08:16:41,125 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2018-12-09 08:16:41,125 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2018-12-09 08:16:41,125 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: (or (< 2 |old(~waterLevel~0)|) (not (= ~systemActive~0 1)) (not (= 1 ~pumpRunning~0)) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-12-09 08:16:41,125 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2018-12-09 08:16:41,125 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2018-12-09 08:16:41,125 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 875 881) no Hoare annotation was computed. [2018-12-09 08:16:41,126 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 875 881) the Hoare annotation is: true [2018-12-09 08:16:41,126 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 08:16:41,126 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-12-09 08:16:41,126 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 08:16:41,126 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 08:16:41,126 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 703 710) no Hoare annotation was computed. [2018-12-09 08:16:41,126 INFO L451 ceAbstractionStarter]: At program point startSystemENTRY(lines 703 710) the Hoare annotation is: true [2018-12-09 08:16:41,126 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 703 710) no Hoare annotation was computed. [2018-12-09 08:16:41,126 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2018-12-09 08:16:41,126 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2018-12-09 08:16:41,126 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse4 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= ~systemActive~0 1)))) (let ((.cse5 (or .cse4 .cse7)) (.cse1 (not (= ~systemActive~0 0))) (.cse6 (not (= |old(~waterLevel~0)| 2))) (.cse0 (< 1 |old(~waterLevel~0)|)) (.cse8 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse3 .cse2 .cse6) (or .cse7 .cse8 .cse3 .cse6) (or (or .cse4 .cse7 (not (= |old(~waterLevel~0)| 1))) .cse3) (or .cse0 .cse5 .cse2 .cse3) (or .cse3 .cse1 .cse2 .cse4 .cse6) (or .cse0 .cse7 .cse8 .cse2 .cse3)))) [2018-12-09 08:16:41,126 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 918 925) no Hoare annotation was computed. [2018-12-09 08:16:41,126 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 918 925) the Hoare annotation is: true [2018-12-09 08:16:41,127 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 922) no Hoare annotation was computed. [2018-12-09 08:16:41,127 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 918 925) no Hoare annotation was computed. [2018-12-09 08:16:41,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 08:16:41 BoogieIcfgContainer [2018-12-09 08:16:41,137 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 08:16:41,137 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 08:16:41,137 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 08:16:41,137 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 08:16:41,138 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 08:16:32" (3/4) ... [2018-12-09 08:16:41,140 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 08:16:41,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-09 08:16:41,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-09 08:16:41,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-12-09 08:16:41,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-12-09 08:16:41,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-12-09 08:16:41,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 08:16:41,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-12-09 08:16:41,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-09 08:16:41,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-09 08:16:41,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-09 08:16:41,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-09 08:16:41,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-09 08:16:41,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-09 08:16:41,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-09 08:16:41,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-09 08:16:41,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-09 08:16:41,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-12-09 08:16:41,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 08:16:41,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-09 08:16:41,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-09 08:16:41,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-09 08:16:41,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-09 08:16:41,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-09 08:16:41,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-09 08:16:41,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-09 08:16:41,148 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-09 08:16:41,148 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-09 08:16:41,148 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-09 08:16:41,148 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-09 08:16:41,148 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-09 08:16:41,154 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-12-09 08:16:41,155 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-09 08:16:41,155 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-09 08:16:41,155 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-09 08:16:41,156 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 08:16:41,156 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 08:16:41,176 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) || (((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || ((((systemActive == 0 && 0 == pumpRunning) && 2 == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((systemActive == 0 && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || ((((waterLevel <= 1 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) [2018-12-09 08:16:41,176 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-12-09 08:16:41,197 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e94de116-bbee-4c34-9dc5-2110b1415dfa/bin-2019/uautomizer/witness.graphml [2018-12-09 08:16:41,197 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 08:16:41,198 INFO L168 Benchmark]: Toolchain (without parser) took 9751.35 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 536.3 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -122.7 MB). Peak memory consumption was 413.7 MB. Max. memory is 11.5 GB. [2018-12-09 08:16:41,198 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 08:16:41,199 INFO L168 Benchmark]: CACSL2BoogieTranslator took 307.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -151.0 MB). Peak memory consumption was 35.9 MB. Max. memory is 11.5 GB. [2018-12-09 08:16:41,199 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.47 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 08:16:41,199 INFO L168 Benchmark]: Boogie Preprocessor took 21.55 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 08:16:41,199 INFO L168 Benchmark]: RCFGBuilder took 308.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 53.4 MB). Peak memory consumption was 53.4 MB. Max. memory is 11.5 GB. [2018-12-09 08:16:41,199 INFO L168 Benchmark]: TraceAbstraction took 9031.03 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 415.2 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -39.9 MB). Peak memory consumption was 548.8 MB. Max. memory is 11.5 GB. [2018-12-09 08:16:41,200 INFO L168 Benchmark]: Witness Printer took 60.41 ms. Allocated memory is still 1.6 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. [2018-12-09 08:16:41,201 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 307.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -151.0 MB). Peak memory consumption was 35.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.47 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.55 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 308.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 53.4 MB). Peak memory consumption was 53.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9031.03 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 415.2 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -39.9 MB). Peak memory consumption was 548.8 MB. Max. memory is 11.5 GB. * Witness Printer took 60.41 ms. Allocated memory is still 1.6 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 922]: 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: 723]: Loop Invariant Derived loop invariant: (((((((((((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) || (((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || ((((systemActive == 0 && 0 == pumpRunning) && 2 == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((systemActive == 0 && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || ((((waterLevel <= 1 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 31 procedures, 156 locations, 1 error locations. SAFE Result, 8.9s OverallTime, 11 OverallIterations, 6 TraceHistogramMax, 3.4s AutomataDifference, 0.0s DeadEndRemovalTime, 3.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 2164 SDtfs, 1957 SDslu, 6301 SDs, 0 SdLazy, 4584 SolverSat, 878 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 622 GetRequests, 502 SyntacticMatches, 2 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 478 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1552occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 740 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 2812 PreInvPairs, 3163 NumberOfFragments, 2547 HoareAnnotationTreeSize, 2812 FomulaSimplifications, 30362 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 64 FomulaSimplificationsInter, 21488 FormulaSimplificationTreeSizeReductionInter, 3.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1896 NumberOfCodeBlocks, 1896 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1883 ConstructedInterpolants, 0 QuantifiedInterpolants, 549823 SizeOfPredicates, 10 NumberOfNonLiveVariables, 2203 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 13 InterpolantComputations, 9 PerfectInterpolantSequences, 1225/1261 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...