./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product61_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2d8c9210-fe45-4b4b-982e-5a20fe203db0/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2d8c9210-fe45-4b4b-982e-5a20fe203db0/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2d8c9210-fe45-4b4b-982e-5a20fe203db0/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2d8c9210-fe45-4b4b-982e-5a20fe203db0/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product61_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2d8c9210-fe45-4b4b-982e-5a20fe203db0/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2d8c9210-fe45-4b4b-982e-5a20fe203db0/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 8b70f1184a0eb3743d86be3e0236101e1312b9f0 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 09:32:07,711 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:32:07,712 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:32:07,718 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:32:07,718 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:32:07,719 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:32:07,719 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:32:07,720 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:32:07,721 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:32:07,722 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:32:07,723 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:32:07,723 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:32:07,723 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:32:07,724 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:32:07,725 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:32:07,725 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:32:07,726 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:32:07,727 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:32:07,728 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:32:07,730 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:32:07,730 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:32:07,731 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:32:07,733 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:32:07,733 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:32:07,733 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:32:07,733 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:32:07,734 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:32:07,735 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:32:07,735 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:32:07,736 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:32:07,736 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:32:07,737 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:32:07,737 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:32:07,737 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:32:07,738 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:32:07,738 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:32:07,738 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2d8c9210-fe45-4b4b-982e-5a20fe203db0/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 09:32:07,748 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:32:07,748 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:32:07,748 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:32:07,748 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 09:32:07,749 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:32:07,749 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:32:07,749 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 09:32:07,750 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:32:07,750 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:32:07,750 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 09:32:07,750 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:32:07,750 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:32:07,750 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:32:07,751 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:32:07,751 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:32:07,751 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:32:07,751 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:32:07,751 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:32:07,751 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:32:07,752 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:32:07,752 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 09:32:07,752 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:32:07,752 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 09:32:07,752 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 09:32:07,752 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:32:07,753 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:32:07,753 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:32:07,753 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 09:32:07,753 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:32:07,753 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 09:32:07,753 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_2d8c9210-fe45-4b4b-982e-5a20fe203db0/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 -> 8b70f1184a0eb3743d86be3e0236101e1312b9f0 [2018-11-18 09:32:07,778 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:32:07,787 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:32:07,790 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:32:07,791 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:32:07,791 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:32:07,791 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2d8c9210-fe45-4b4b-982e-5a20fe203db0/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product61_true-unreach-call_false-termination.cil.c [2018-11-18 09:32:07,836 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2d8c9210-fe45-4b4b-982e-5a20fe203db0/bin-2019/uautomizer/data/0fa56cab1/4013079a47e94f38936065539477fa83/FLAGad9ace96e [2018-11-18 09:32:08,264 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:32:08,265 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2d8c9210-fe45-4b4b-982e-5a20fe203db0/sv-benchmarks/c/product-lines/minepump_spec5_product61_true-unreach-call_false-termination.cil.c [2018-11-18 09:32:08,272 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2d8c9210-fe45-4b4b-982e-5a20fe203db0/bin-2019/uautomizer/data/0fa56cab1/4013079a47e94f38936065539477fa83/FLAGad9ace96e [2018-11-18 09:32:08,284 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2d8c9210-fe45-4b4b-982e-5a20fe203db0/bin-2019/uautomizer/data/0fa56cab1/4013079a47e94f38936065539477fa83 [2018-11-18 09:32:08,286 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:32:08,287 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 09:32:08,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:32:08,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:32:08,291 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:32:08,291 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:32:08" (1/1) ... [2018-11-18 09:32:08,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ae989df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:32:08, skipping insertion in model container [2018-11-18 09:32:08,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:32:08" (1/1) ... [2018-11-18 09:32:08,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:32:08,329 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:32:08,526 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:32:08,534 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:32:08,649 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:32:08,673 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:32:08,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:32:08 WrapperNode [2018-11-18 09:32:08,674 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:32:08,674 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:32:08,674 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:32:08,675 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:32:08,683 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:32:08" (1/1) ... [2018-11-18 09:32:08,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:32:08" (1/1) ... [2018-11-18 09:32:08,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:32:08" (1/1) ... [2018-11-18 09:32:08,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:32:08" (1/1) ... [2018-11-18 09:32:08,715 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:32:08" (1/1) ... [2018-11-18 09:32:08,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:32:08" (1/1) ... [2018-11-18 09:32:08,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:32:08" (1/1) ... [2018-11-18 09:32:08,729 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:32:08,729 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:32:08,730 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:32:08,730 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:32:08,730 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:32:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2d8c9210-fe45-4b4b-982e-5a20fe203db0/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 [2018-11-18 09:32:08,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 09:32:08,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:32:08,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 09:32:08,778 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 09:32:08,778 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 09:32:08,778 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 09:32:08,778 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 09:32:08,778 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 09:32:08,778 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 09:32:08,778 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-18 09:32:08,778 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 09:32:08,778 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 09:32:08,779 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 09:32:08,779 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 09:32:08,779 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 09:32:08,779 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 09:32:08,779 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 09:32:08,779 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 09:32:08,779 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 09:32:08,779 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 09:32:08,780 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 09:32:08,780 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 09:32:08,780 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 09:32:08,780 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 09:32:08,780 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 09:32:08,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 09:32:08,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 09:32:08,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 09:32:08,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 09:32:08,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 09:32:08,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 09:32:08,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-18 09:32:08,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-18 09:32:08,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-18 09:32:08,784 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 09:32:08,784 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 09:32:08,784 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 09:32:08,784 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 09:32:08,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 09:32:08,784 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 09:32:08,784 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 09:32:08,784 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 09:32:08,785 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 09:32:08,785 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 09:32:08,785 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 09:32:08,785 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 09:32:08,785 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 09:32:08,785 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 09:32:08,785 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 09:32:08,785 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 09:32:08,785 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 09:32:08,786 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 09:32:08,786 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 09:32:08,786 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 09:32:08,786 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 09:32:08,786 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 09:32:08,786 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 09:32:08,786 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 09:32:08,786 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 09:32:08,786 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 09:32:08,786 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 09:32:08,787 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-18 09:32:08,787 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-18 09:32:08,787 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 09:32:08,787 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 09:32:08,787 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 09:32:08,787 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 09:32:08,787 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 09:32:08,787 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 09:32:08,787 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 09:32:08,787 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-18 09:32:08,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 09:32:08,788 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 09:32:08,788 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 09:32:08,788 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 09:32:08,788 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 09:32:08,788 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 09:32:08,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 09:32:08,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 09:32:08,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 09:32:08,788 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 09:32:08,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 09:32:08,789 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 09:32:08,793 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 09:32:08,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 09:32:08,793 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 09:32:08,793 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 09:32:08,793 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 09:32:08,793 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 09:32:08,793 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-18 09:32:08,793 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 09:32:08,794 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 09:32:08,794 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 09:32:08,794 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 09:32:08,794 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 09:32:08,794 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 09:32:08,794 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 09:32:08,794 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 09:32:08,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 09:32:08,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:32:08,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 09:32:09,454 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:32:09,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:32:09 BoogieIcfgContainer [2018-11-18 09:32:09,455 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:32:09,455 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 09:32:09,455 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 09:32:09,458 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 09:32:09,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:32:08" (1/3) ... [2018-11-18 09:32:09,459 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c2f9ed5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:32:09, skipping insertion in model container [2018-11-18 09:32:09,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:32:08" (2/3) ... [2018-11-18 09:32:09,460 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c2f9ed5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:32:09, skipping insertion in model container [2018-11-18 09:32:09,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:32:09" (3/3) ... [2018-11-18 09:32:09,461 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product61_true-unreach-call_false-termination.cil.c [2018-11-18 09:32:09,470 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 09:32:09,476 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 09:32:09,489 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 09:32:09,515 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 09:32:09,516 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 09:32:09,516 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 09:32:09,516 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 09:32:09,516 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 09:32:09,516 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 09:32:09,516 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 09:32:09,516 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 09:32:09,516 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 09:32:09,535 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-11-18 09:32:09,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 09:32:09,542 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:32:09,543 INFO L375 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] [2018-11-18 09:32:09,545 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:32:09,549 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:32:09,550 INFO L82 PathProgramCache]: Analyzing trace with hash 1193504854, now seen corresponding path program 1 times [2018-11-18 09:32:09,551 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:32:09,551 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:32:09,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:32:09,581 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:32:09,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:32:09,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:32:09,751 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 09:32:09,753 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:32:09,753 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 09:32:09,755 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 09:32:09,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 09:32:09,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 09:32:09,764 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 2 states. [2018-11-18 09:32:09,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:32:09,792 INFO L93 Difference]: Finished difference Result 326 states and 403 transitions. [2018-11-18 09:32:09,792 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 09:32:09,793 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-18 09:32:09,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:32:09,802 INFO L225 Difference]: With dead ends: 326 [2018-11-18 09:32:09,802 INFO L226 Difference]: Without dead ends: 165 [2018-11-18 09:32:09,806 INFO L604 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 [2018-11-18 09:32:09,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2018-11-18 09:32:09,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2018-11-18 09:32:09,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2018-11-18 09:32:09,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 195 transitions. [2018-11-18 09:32:09,842 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 195 transitions. Word has length 59 [2018-11-18 09:32:09,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:32:09,842 INFO L480 AbstractCegarLoop]: Abstraction has 165 states and 195 transitions. [2018-11-18 09:32:09,842 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 09:32:09,842 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 195 transitions. [2018-11-18 09:32:09,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 09:32:09,844 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:32:09,844 INFO L375 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] [2018-11-18 09:32:09,845 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:32:09,845 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:32:09,845 INFO L82 PathProgramCache]: Analyzing trace with hash 2033992557, now seen corresponding path program 1 times [2018-11-18 09:32:09,845 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:32:09,845 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:32:09,846 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:32:09,846 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:32:09,846 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:32:09,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:32:09,977 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 09:32:09,978 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:32:09,978 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 09:32:09,979 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 09:32:09,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 09:32:09,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 09:32:09,980 INFO L87 Difference]: Start difference. First operand 165 states and 195 transitions. Second operand 7 states. [2018-11-18 09:32:10,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:32:10,323 INFO L93 Difference]: Finished difference Result 302 states and 365 transitions. [2018-11-18 09:32:10,323 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 09:32:10,323 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-11-18 09:32:10,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:32:10,325 INFO L225 Difference]: With dead ends: 302 [2018-11-18 09:32:10,325 INFO L226 Difference]: Without dead ends: 165 [2018-11-18 09:32:10,327 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 09:32:10,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2018-11-18 09:32:10,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2018-11-18 09:32:10,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2018-11-18 09:32:10,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 194 transitions. [2018-11-18 09:32:10,341 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 194 transitions. Word has length 65 [2018-11-18 09:32:10,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:32:10,343 INFO L480 AbstractCegarLoop]: Abstraction has 165 states and 194 transitions. [2018-11-18 09:32:10,343 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 09:32:10,343 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 194 transitions. [2018-11-18 09:32:10,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 09:32:10,345 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:32:10,345 INFO L375 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] [2018-11-18 09:32:10,346 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:32:10,346 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:32:10,346 INFO L82 PathProgramCache]: Analyzing trace with hash -566999757, now seen corresponding path program 1 times [2018-11-18 09:32:10,346 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:32:10,346 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:32:10,347 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:32:10,347 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:32:10,347 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:32:10,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:32:10,416 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 09:32:10,416 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:32:10,416 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 09:32:10,417 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:32:10,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:32:10,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:32:10,418 INFO L87 Difference]: Start difference. First operand 165 states and 194 transitions. Second operand 3 states. [2018-11-18 09:32:10,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:32:10,431 INFO L93 Difference]: Finished difference Result 273 states and 321 transitions. [2018-11-18 09:32:10,432 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:32:10,432 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 79 [2018-11-18 09:32:10,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:32:10,434 INFO L225 Difference]: With dead ends: 273 [2018-11-18 09:32:10,435 INFO L226 Difference]: Without dead ends: 155 [2018-11-18 09:32:10,435 INFO L604 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 [2018-11-18 09:32:10,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2018-11-18 09:32:10,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2018-11-18 09:32:10,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2018-11-18 09:32:10,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 181 transitions. [2018-11-18 09:32:10,447 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 181 transitions. Word has length 79 [2018-11-18 09:32:10,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:32:10,447 INFO L480 AbstractCegarLoop]: Abstraction has 155 states and 181 transitions. [2018-11-18 09:32:10,447 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:32:10,447 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 181 transitions. [2018-11-18 09:32:10,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-18 09:32:10,449 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:32:10,450 INFO L375 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] [2018-11-18 09:32:10,450 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:32:10,450 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:32:10,450 INFO L82 PathProgramCache]: Analyzing trace with hash -1037583056, now seen corresponding path program 1 times [2018-11-18 09:32:10,450 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:32:10,450 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:32:10,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:32:10,451 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:32:10,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:32:10,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:32:10,532 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 09:32:10,532 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:32:10,533 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 09:32:10,533 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 09:32:10,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 09:32:10,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 09:32:10,533 INFO L87 Difference]: Start difference. First operand 155 states and 181 transitions. Second operand 5 states. [2018-11-18 09:32:10,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:32:10,929 INFO L93 Difference]: Finished difference Result 403 states and 486 transitions. [2018-11-18 09:32:10,929 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 09:32:10,930 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 83 [2018-11-18 09:32:10,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:32:10,931 INFO L225 Difference]: With dead ends: 403 [2018-11-18 09:32:10,931 INFO L226 Difference]: Without dead ends: 276 [2018-11-18 09:32:10,932 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 09:32:10,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2018-11-18 09:32:10,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 257. [2018-11-18 09:32:10,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2018-11-18 09:32:10,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 292 transitions. [2018-11-18 09:32:10,950 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 292 transitions. Word has length 83 [2018-11-18 09:32:10,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:32:10,950 INFO L480 AbstractCegarLoop]: Abstraction has 257 states and 292 transitions. [2018-11-18 09:32:10,950 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 09:32:10,950 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 292 transitions. [2018-11-18 09:32:10,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 09:32:10,952 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:32:10,952 INFO L375 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] [2018-11-18 09:32:10,952 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:32:10,952 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:32:10,952 INFO L82 PathProgramCache]: Analyzing trace with hash 1078117762, now seen corresponding path program 1 times [2018-11-18 09:32:10,952 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:32:10,952 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:32:10,953 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:32:10,953 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:32:10,953 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:32:10,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:32:11,032 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 09:32:11,032 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:32:11,032 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 09:32:11,033 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 09:32:11,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 09:32:11,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 09:32:11,034 INFO L87 Difference]: Start difference. First operand 257 states and 292 transitions. Second operand 7 states. [2018-11-18 09:32:11,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:32:11,444 INFO L93 Difference]: Finished difference Result 504 states and 588 transitions. [2018-11-18 09:32:11,444 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 09:32:11,444 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 97 [2018-11-18 09:32:11,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:32:11,445 INFO L225 Difference]: With dead ends: 504 [2018-11-18 09:32:11,445 INFO L226 Difference]: Without dead ends: 275 [2018-11-18 09:32:11,446 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-18 09:32:11,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2018-11-18 09:32:11,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 256. [2018-11-18 09:32:11,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 256 states. [2018-11-18 09:32:11,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 289 transitions. [2018-11-18 09:32:11,461 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 289 transitions. Word has length 97 [2018-11-18 09:32:11,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:32:11,461 INFO L480 AbstractCegarLoop]: Abstraction has 256 states and 289 transitions. [2018-11-18 09:32:11,461 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 09:32:11,461 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 289 transitions. [2018-11-18 09:32:11,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 09:32:11,463 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:32:11,463 INFO L375 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, 1, 1, 1, 1, 1, 1] [2018-11-18 09:32:11,463 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:32:11,463 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:32:11,463 INFO L82 PathProgramCache]: Analyzing trace with hash 1031483245, now seen corresponding path program 1 times [2018-11-18 09:32:11,463 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:32:11,463 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:32:11,464 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:32:11,464 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:32:11,464 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:32:11,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:32:11,538 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 09:32:11,539 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:32:11,539 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 09:32:11,540 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 09:32:11,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 09:32:11,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 09:32:11,541 INFO L87 Difference]: Start difference. First operand 256 states and 289 transitions. Second operand 6 states. [2018-11-18 09:32:11,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:32:11,571 INFO L93 Difference]: Finished difference Result 491 states and 568 transitions. [2018-11-18 09:32:11,572 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 09:32:11,572 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 113 [2018-11-18 09:32:11,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:32:11,574 INFO L225 Difference]: With dead ends: 491 [2018-11-18 09:32:11,574 INFO L226 Difference]: Without dead ends: 263 [2018-11-18 09:32:11,575 INFO L604 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 [2018-11-18 09:32:11,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2018-11-18 09:32:11,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 261. [2018-11-18 09:32:11,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 261 states. [2018-11-18 09:32:11,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 294 transitions. [2018-11-18 09:32:11,589 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 294 transitions. Word has length 113 [2018-11-18 09:32:11,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:32:11,589 INFO L480 AbstractCegarLoop]: Abstraction has 261 states and 294 transitions. [2018-11-18 09:32:11,589 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 09:32:11,589 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 294 transitions. [2018-11-18 09:32:11,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 09:32:11,590 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:32:11,590 INFO L375 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, 1, 1, 1, 1, 1, 1] [2018-11-18 09:32:11,591 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:32:11,591 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:32:11,591 INFO L82 PathProgramCache]: Analyzing trace with hash -1324322005, now seen corresponding path program 1 times [2018-11-18 09:32:11,591 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:32:11,591 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:32:11,592 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:32:11,592 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:32:11,592 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:32:11,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:32:11,669 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 09:32:11,669 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:32:11,669 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 09:32:11,669 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 09:32:11,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 09:32:11,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 09:32:11,670 INFO L87 Difference]: Start difference. First operand 261 states and 294 transitions. Second operand 8 states. [2018-11-18 09:32:11,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:32:11,698 INFO L93 Difference]: Finished difference Result 501 states and 579 transitions. [2018-11-18 09:32:11,699 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 09:32:11,699 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 113 [2018-11-18 09:32:11,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:32:11,700 INFO L225 Difference]: With dead ends: 501 [2018-11-18 09:32:11,700 INFO L226 Difference]: Without dead ends: 268 [2018-11-18 09:32:11,701 INFO L604 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 [2018-11-18 09:32:11,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2018-11-18 09:32:11,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 265. [2018-11-18 09:32:11,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2018-11-18 09:32:11,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 298 transitions. [2018-11-18 09:32:11,715 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 298 transitions. Word has length 113 [2018-11-18 09:32:11,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:32:11,715 INFO L480 AbstractCegarLoop]: Abstraction has 265 states and 298 transitions. [2018-11-18 09:32:11,715 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 09:32:11,715 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 298 transitions. [2018-11-18 09:32:11,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 09:32:11,716 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:32:11,716 INFO L375 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, 1, 1, 1, 1, 1, 1] [2018-11-18 09:32:11,716 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:32:11,717 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:32:11,717 INFO L82 PathProgramCache]: Analyzing trace with hash -555151990, now seen corresponding path program 1 times [2018-11-18 09:32:11,717 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:32:11,717 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:32:11,717 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:32:11,717 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:32:11,718 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:32:11,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:32:11,791 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 09:32:11,792 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:32:11,792 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 09:32:11,792 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 09:32:11,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 09:32:11,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 09:32:11,792 INFO L87 Difference]: Start difference. First operand 265 states and 298 transitions. Second operand 4 states. [2018-11-18 09:32:11,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:32:11,974 INFO L93 Difference]: Finished difference Result 761 states and 897 transitions. [2018-11-18 09:32:11,974 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 09:32:11,974 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 113 [2018-11-18 09:32:11,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:32:11,976 INFO L225 Difference]: With dead ends: 761 [2018-11-18 09:32:11,977 INFO L226 Difference]: Without dead ends: 524 [2018-11-18 09:32:11,978 INFO L604 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 [2018-11-18 09:32:11,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2018-11-18 09:32:11,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 515. [2018-11-18 09:32:11,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 515 states. [2018-11-18 09:32:12,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 596 transitions. [2018-11-18 09:32:12,001 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 596 transitions. Word has length 113 [2018-11-18 09:32:12,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:32:12,002 INFO L480 AbstractCegarLoop]: Abstraction has 515 states and 596 transitions. [2018-11-18 09:32:12,002 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 09:32:12,002 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 596 transitions. [2018-11-18 09:32:12,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 09:32:12,003 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:32:12,003 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:32:12,003 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:32:12,004 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:32:12,004 INFO L82 PathProgramCache]: Analyzing trace with hash 1734298468, now seen corresponding path program 1 times [2018-11-18 09:32:12,004 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:32:12,004 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:32:12,004 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:32:12,004 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:32:12,004 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:32:12,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:32:12,116 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 09:32:12,116 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:32:12,117 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 09:32:12,117 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 09:32:12,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 09:32:12,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-18 09:32:12,118 INFO L87 Difference]: Start difference. First operand 515 states and 596 transitions. Second operand 9 states. [2018-11-18 09:32:12,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:32:12,991 INFO L93 Difference]: Finished difference Result 1348 states and 1629 transitions. [2018-11-18 09:32:12,993 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 09:32:12,993 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 117 [2018-11-18 09:32:12,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:32:12,998 INFO L225 Difference]: With dead ends: 1348 [2018-11-18 09:32:12,998 INFO L226 Difference]: Without dead ends: 935 [2018-11-18 09:32:12,999 INFO L604 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 [2018-11-18 09:32:13,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 935 states. [2018-11-18 09:32:13,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 935 to 859. [2018-11-18 09:32:13,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 859 states. [2018-11-18 09:32:13,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 859 states and 982 transitions. [2018-11-18 09:32:13,043 INFO L78 Accepts]: Start accepts. Automaton has 859 states and 982 transitions. Word has length 117 [2018-11-18 09:32:13,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:32:13,043 INFO L480 AbstractCegarLoop]: Abstraction has 859 states and 982 transitions. [2018-11-18 09:32:13,044 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 09:32:13,044 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 982 transitions. [2018-11-18 09:32:13,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-18 09:32:13,047 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:32:13,047 INFO L375 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:32:13,047 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:32:13,047 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:32:13,047 INFO L82 PathProgramCache]: Analyzing trace with hash -1180389758, now seen corresponding path program 1 times [2018-11-18 09:32:13,048 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:32:13,048 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:32:13,048 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:32:13,048 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:32:13,048 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:32:13,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:32:13,191 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 23 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-18 09:32:13,191 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:32:13,191 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2d8c9210-fe45-4b4b-982e-5a20fe203db0/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 [2018-11-18 09:32:13,204 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:32:13,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:32:13,314 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:32:13,488 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 38 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 09:32:13,514 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 09:32:13,514 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-18 09:32:13,515 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-18 09:32:13,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-18 09:32:13,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-18 09:32:13,515 INFO L87 Difference]: Start difference. First operand 859 states and 982 transitions. Second operand 16 states. [2018-11-18 09:32:14,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:32:14,445 INFO L93 Difference]: Finished difference Result 1890 states and 2243 transitions. [2018-11-18 09:32:14,446 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-11-18 09:32:14,446 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 195 [2018-11-18 09:32:14,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:32:14,449 INFO L225 Difference]: With dead ends: 1890 [2018-11-18 09:32:14,449 INFO L226 Difference]: Without dead ends: 1131 [2018-11-18 09:32:14,450 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=155, Invalid=775, Unknown=0, NotChecked=0, Total=930 [2018-11-18 09:32:14,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1131 states. [2018-11-18 09:32:14,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1131 to 1010. [2018-11-18 09:32:14,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1010 states. [2018-11-18 09:32:14,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 1010 states and 1167 transitions. [2018-11-18 09:32:14,488 INFO L78 Accepts]: Start accepts. Automaton has 1010 states and 1167 transitions. Word has length 195 [2018-11-18 09:32:14,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:32:14,488 INFO L480 AbstractCegarLoop]: Abstraction has 1010 states and 1167 transitions. [2018-11-18 09:32:14,488 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-18 09:32:14,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1167 transitions. [2018-11-18 09:32:14,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-18 09:32:14,492 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:32:14,493 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:32:14,493 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:32:14,493 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:32:14,493 INFO L82 PathProgramCache]: Analyzing trace with hash -1180344871, now seen corresponding path program 1 times [2018-11-18 09:32:14,493 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:32:14,493 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:32:14,494 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:32:14,494 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:32:14,494 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:32:14,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:32:14,615 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 99 proven. 9 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2018-11-18 09:32:14,615 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:32:14,615 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2d8c9210-fe45-4b4b-982e-5a20fe203db0/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 [2018-11-18 09:32:14,627 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:32:14,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:32:14,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:32:14,898 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 239 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-18 09:32:14,915 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 09:32:14,915 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 12] total 18 [2018-11-18 09:32:14,916 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-18 09:32:14,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-18 09:32:14,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2018-11-18 09:32:14,917 INFO L87 Difference]: Start difference. First operand 1010 states and 1167 transitions. Second operand 18 states. [2018-11-18 09:32:16,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:32:16,809 INFO L93 Difference]: Finished difference Result 2669 states and 3269 transitions. [2018-11-18 09:32:16,810 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-11-18 09:32:16,810 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 331 [2018-11-18 09:32:16,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:32:16,814 INFO L225 Difference]: With dead ends: 2669 [2018-11-18 09:32:16,814 INFO L226 Difference]: Without dead ends: 1438 [2018-11-18 09:32:16,816 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 376 GetRequests, 336 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 317 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=336, Invalid=1304, Unknown=0, NotChecked=0, Total=1640 [2018-11-18 09:32:16,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1438 states. [2018-11-18 09:32:16,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1438 to 1333. [2018-11-18 09:32:16,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1333 states. [2018-11-18 09:32:16,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1333 states and 1527 transitions. [2018-11-18 09:32:16,864 INFO L78 Accepts]: Start accepts. Automaton has 1333 states and 1527 transitions. Word has length 331 [2018-11-18 09:32:16,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:32:16,864 INFO L480 AbstractCegarLoop]: Abstraction has 1333 states and 1527 transitions. [2018-11-18 09:32:16,864 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-18 09:32:16,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1527 transitions. [2018-11-18 09:32:16,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2018-11-18 09:32:16,870 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:32:16,870 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 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, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:32:16,870 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:32:16,871 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:32:16,871 INFO L82 PathProgramCache]: Analyzing trace with hash 695000642, now seen corresponding path program 1 times [2018-11-18 09:32:16,871 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:32:16,871 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:32:16,871 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:32:16,871 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:32:16,872 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:32:16,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:32:17,033 INFO L134 CoverageAnalysis]: Checked inductivity of 626 backedges. 113 proven. 16 refuted. 0 times theorem prover too weak. 497 trivial. 0 not checked. [2018-11-18 09:32:17,034 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:32:17,034 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2d8c9210-fe45-4b4b-982e-5a20fe203db0/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 09:32:17,040 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:32:17,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:32:17,153 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:32:17,223 INFO L134 CoverageAnalysis]: Checked inductivity of 626 backedges. 330 proven. 0 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2018-11-18 09:32:17,239 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 09:32:17,240 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2018-11-18 09:32:17,240 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-18 09:32:17,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-18 09:32:17,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-18 09:32:17,241 INFO L87 Difference]: Start difference. First operand 1333 states and 1527 transitions. Second operand 13 states. [2018-11-18 09:32:17,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:32:17,296 INFO L93 Difference]: Finished difference Result 1633 states and 1860 transitions. [2018-11-18 09:32:17,296 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 09:32:17,296 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 421 [2018-11-18 09:32:17,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:32:17,297 INFO L225 Difference]: With dead ends: 1633 [2018-11-18 09:32:17,297 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 09:32:17,299 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 432 GetRequests, 420 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-11-18 09:32:17,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 09:32:17,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 09:32:17,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 09:32:17,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 09:32:17,300 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 421 [2018-11-18 09:32:17,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:32:17,300 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 09:32:17,300 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-18 09:32:17,300 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 09:32:17,300 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 09:32:17,303 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 09:32:17,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:32:17,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:32:17,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:32:17,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:32:17,492 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:32:17,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:32:17,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:32:17,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:32:17,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:32:17,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:32:17,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:32:17,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:32:17,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:32:17,574 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:32:17,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:32:17,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:32:17,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:32:17,638 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:32:17,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:32:17,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:32:17,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 09:32:18,039 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 36 [2018-11-18 09:32:18,477 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 40 [2018-11-18 09:32:19,479 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 32 [2018-11-18 09:32:20,011 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-18 09:32:20,011 INFO L425 ceAbstractionStarter]: For program point L544-1(lines 544 565) no Hoare annotation was computed. [2018-11-18 09:32:20,011 INFO L425 ceAbstractionStarter]: For program point L544-3(lines 544 565) no Hoare annotation was computed. [2018-11-18 09:32:20,011 INFO L425 ceAbstractionStarter]: For program point L566(lines 543 567) no Hoare annotation was computed. [2018-11-18 09:32:20,011 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 519 574) no Hoare annotation was computed. [2018-11-18 09:32:20,011 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 519 574) no Hoare annotation was computed. [2018-11-18 09:32:20,011 INFO L425 ceAbstractionStarter]: For program point L550(lines 550 554) no Hoare annotation was computed. [2018-11-18 09:32:20,011 INFO L425 ceAbstractionStarter]: For program point L550-1(lines 550 554) no Hoare annotation was computed. [2018-11-18 09:32:20,011 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 519 574) no Hoare annotation was computed. [2018-11-18 09:32:20,011 INFO L425 ceAbstractionStarter]: For program point L607(lines 607 611) no Hoare annotation was computed. [2018-11-18 09:32:20,011 INFO L425 ceAbstractionStarter]: For program point L607-1(lines 607 611) no Hoare annotation was computed. [2018-11-18 09:32:20,011 INFO L425 ceAbstractionStarter]: For program point L601-1(lines 601 626) no Hoare annotation was computed. [2018-11-18 09:32:20,011 INFO L425 ceAbstractionStarter]: For program point L601-3(lines 601 626) no Hoare annotation was computed. [2018-11-18 09:32:20,011 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 575 634) no Hoare annotation was computed. [2018-11-18 09:32:20,011 INFO L425 ceAbstractionStarter]: For program point L620(line 620) no Hoare annotation was computed. [2018-11-18 09:32:20,012 INFO L425 ceAbstractionStarter]: For program point L620-1(line 620) no Hoare annotation was computed. [2018-11-18 09:32:20,012 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 575 634) no Hoare annotation was computed. [2018-11-18 09:32:20,012 INFO L425 ceAbstractionStarter]: For program point L602(line 602) no Hoare annotation was computed. [2018-11-18 09:32:20,012 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 575 634) no Hoare annotation was computed. [2018-11-18 09:32:20,012 INFO L425 ceAbstractionStarter]: For program point L627(lines 600 628) no Hoare annotation was computed. [2018-11-18 09:32:20,012 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 904 910) the Hoare annotation is: true [2018-11-18 09:32:20,012 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 904 910) no Hoare annotation was computed. [2018-11-18 09:32:20,012 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 911 919) no Hoare annotation was computed. [2018-11-18 09:32:20,012 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 911 919) the Hoare annotation is: true [2018-11-18 09:32:20,012 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 911 919) no Hoare annotation was computed. [2018-11-18 09:32:20,012 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 835 842) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1))) [2018-11-18 09:32:20,012 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 835 842) no Hoare annotation was computed. [2018-11-18 09:32:20,013 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 835 842) no Hoare annotation was computed. [2018-11-18 09:32:20,013 INFO L425 ceAbstractionStarter]: For program point L848(line 848) no Hoare annotation was computed. [2018-11-18 09:32:20,013 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 843 852) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~waterLevel~0 1)))) (and (or (< |old(~switchedOnBeforeTS~0)| 1) .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse2) (or .cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse1 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) .cse2))) [2018-11-18 09:32:20,013 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 843 852) no Hoare annotation was computed. [2018-11-18 09:32:20,013 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 843 852) no Hoare annotation was computed. [2018-11-18 09:32:20,013 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 875) no Hoare annotation was computed. [2018-11-18 09:32:20,013 INFO L421 ceAbstractionStarter]: At program point L863(line 863) the Hoare annotation is: (let ((.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse5 (not (= ~waterLevel~0 1))) (.cse3 (<= __utac_acc__Specification5_spec__3_~tmp~10 ~waterLevel~0))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse0 .cse3 .cse4 .cse5) (or .cse2 .cse0 .cse4 .cse1) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse0 .cse5 .cse3))) [2018-11-18 09:32:20,017 INFO L425 ceAbstractionStarter]: For program point L863-1(line 863) no Hoare annotation was computed. [2018-11-18 09:32:20,017 INFO L425 ceAbstractionStarter]: For program point L861(lines 861 878) no Hoare annotation was computed. [2018-11-18 09:32:20,017 INFO L425 ceAbstractionStarter]: For program point L861-1(lines 853 881) no Hoare annotation was computed. [2018-11-18 09:32:20,017 INFO L428 ceAbstractionStarter]: At program point L859(line 859) the Hoare annotation is: true [2018-11-18 09:32:20,017 INFO L425 ceAbstractionStarter]: For program point L859-1(line 859) no Hoare annotation was computed. [2018-11-18 09:32:20,017 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 853 881) the Hoare annotation is: true [2018-11-18 09:32:20,017 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 853 881) no Hoare annotation was computed. [2018-11-18 09:32:20,017 INFO L421 ceAbstractionStarter]: At program point L868(line 868) the Hoare annotation is: (let ((.cse4 (not (= ~waterLevel~0 1))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse0 .cse3 .cse4) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse0 .cse4) (or .cse2 .cse0 .cse3 .cse1))) [2018-11-18 09:32:20,018 INFO L425 ceAbstractionStarter]: For program point L866(lines 866 872) no Hoare annotation was computed. [2018-11-18 09:32:20,018 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 1003 1025) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:32:20,018 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 1003 1025) no Hoare annotation was computed. [2018-11-18 09:32:20,018 INFO L421 ceAbstractionStarter]: At program point L1015(line 1015) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~11 ~systemActive~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:32:20,018 INFO L421 ceAbstractionStarter]: At program point L1015-1(line 1015) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~11 ~systemActive~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:32:20,018 INFO L425 ceAbstractionStarter]: For program point L1013(lines 1013 1020) no Hoare annotation was computed. [2018-11-18 09:32:20,018 INFO L425 ceAbstractionStarter]: For program point L1013-1(lines 1013 1020) no Hoare annotation was computed. [2018-11-18 09:32:20,018 INFO L425 ceAbstractionStarter]: For program point L1011(line 1011) no Hoare annotation was computed. [2018-11-18 09:32:20,018 INFO L421 ceAbstractionStarter]: At program point L1010(line 1010) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:32:20,019 INFO L421 ceAbstractionStarter]: At program point L1009(line 1009) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:32:20,019 INFO L421 ceAbstractionStarter]: At program point L1009-1(line 1009) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:32:20,019 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 1003 1025) no Hoare annotation was computed. [2018-11-18 09:32:20,019 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 961 984) no Hoare annotation was computed. [2018-11-18 09:32:20,019 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 961 984) no Hoare annotation was computed. [2018-11-18 09:32:20,019 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 961 984) no Hoare annotation was computed. [2018-11-18 09:32:20,019 INFO L425 ceAbstractionStarter]: For program point L979(line 979) no Hoare annotation was computed. [2018-11-18 09:32:20,019 INFO L425 ceAbstractionStarter]: For program point L978(line 978) no Hoare annotation was computed. [2018-11-18 09:32:20,019 INFO L425 ceAbstractionStarter]: For program point L977(line 977) no Hoare annotation was computed. [2018-11-18 09:32:20,019 INFO L425 ceAbstractionStarter]: For program point L976(line 976) no Hoare annotation was computed. [2018-11-18 09:32:20,019 INFO L425 ceAbstractionStarter]: For program point L975(line 975) no Hoare annotation was computed. [2018-11-18 09:32:20,019 INFO L425 ceAbstractionStarter]: For program point L974(line 974) no Hoare annotation was computed. [2018-11-18 09:32:20,020 INFO L425 ceAbstractionStarter]: For program point L973(line 973) no Hoare annotation was computed. [2018-11-18 09:32:20,020 INFO L425 ceAbstractionStarter]: For program point L972(line 972) no Hoare annotation was computed. [2018-11-18 09:32:20,020 INFO L425 ceAbstractionStarter]: For program point L971(line 971) no Hoare annotation was computed. [2018-11-18 09:32:20,020 INFO L425 ceAbstractionStarter]: For program point L970(line 970) no Hoare annotation was computed. [2018-11-18 09:32:20,020 INFO L425 ceAbstractionStarter]: For program point L969(line 969) no Hoare annotation was computed. [2018-11-18 09:32:20,020 INFO L425 ceAbstractionStarter]: For program point L968(line 968) no Hoare annotation was computed. [2018-11-18 09:32:20,020 INFO L425 ceAbstractionStarter]: For program point L967(line 967) no Hoare annotation was computed. [2018-11-18 09:32:20,020 INFO L425 ceAbstractionStarter]: For program point L966(line 966) no Hoare annotation was computed. [2018-11-18 09:32:20,020 INFO L425 ceAbstractionStarter]: For program point L192(lines 192 200) no Hoare annotation was computed. [2018-11-18 09:32:20,020 INFO L421 ceAbstractionStarter]: At program point L190(line 190) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 09:32:20,020 INFO L425 ceAbstractionStarter]: For program point L190-1(line 190) no Hoare annotation was computed. [2018-11-18 09:32:20,020 INFO L425 ceAbstractionStarter]: For program point L188(lines 188 205) no Hoare annotation was computed. [2018-11-18 09:32:20,021 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 184 208) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2 .cse3) (or (or .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) .cse0))) [2018-11-18 09:32:20,022 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 184 208) no Hoare annotation was computed. [2018-11-18 09:32:20,022 INFO L421 ceAbstractionStarter]: At program point L203(line 203) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse0 .cse1 .cse2) (or (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-18 09:32:20,022 INFO L425 ceAbstractionStarter]: For program point L203-1(lines 184 208) no Hoare annotation was computed. [2018-11-18 09:32:20,022 INFO L421 ceAbstractionStarter]: At program point L198(line 198) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-11-18 09:32:20,022 INFO L421 ceAbstractionStarter]: At program point L194(line 194) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (and (= processEnvironment__wrappee__methaneQuery_~tmp~2 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-11-18 09:32:20,022 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 279 287) no Hoare annotation was computed. [2018-11-18 09:32:20,022 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 279 287) the Hoare annotation is: true [2018-11-18 09:32:20,022 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 279 287) no Hoare annotation was computed. [2018-11-18 09:32:20,022 INFO L425 ceAbstractionStarter]: For program point L352(lines 352 356) no Hoare annotation was computed. [2018-11-18 09:32:20,023 INFO L428 ceAbstractionStarter]: At program point L350(line 350) the Hoare annotation is: true [2018-11-18 09:32:20,023 INFO L425 ceAbstractionStarter]: For program point L352-2(lines 352 356) no Hoare annotation was computed. [2018-11-18 09:32:20,023 INFO L425 ceAbstractionStarter]: For program point L350-1(line 350) no Hoare annotation was computed. [2018-11-18 09:32:20,023 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 343 361) the Hoare annotation is: true [2018-11-18 09:32:20,023 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 343 361) no Hoare annotation was computed. [2018-11-18 09:32:20,023 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 343 361) no Hoare annotation was computed. [2018-11-18 09:32:20,023 INFO L425 ceAbstractionStarter]: For program point L318(line 318) no Hoare annotation was computed. [2018-11-18 09:32:20,023 INFO L425 ceAbstractionStarter]: For program point L318-1(line 318) no Hoare annotation was computed. [2018-11-18 09:32:20,023 INFO L425 ceAbstractionStarter]: For program point L307(lines 307 315) no Hoare annotation was computed. [2018-11-18 09:32:20,023 INFO L425 ceAbstractionStarter]: For program point L307-2(lines 307 315) no Hoare annotation was computed. [2018-11-18 09:32:20,023 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 288 323) no Hoare annotation was computed. [2018-11-18 09:32:20,023 INFO L425 ceAbstractionStarter]: For program point L295(lines 295 303) no Hoare annotation was computed. [2018-11-18 09:32:20,024 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 288 323) no Hoare annotation was computed. [2018-11-18 09:32:20,024 INFO L425 ceAbstractionStarter]: For program point L295-2(lines 295 303) no Hoare annotation was computed. [2018-11-18 09:32:20,024 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 288 323) no Hoare annotation was computed. [2018-11-18 09:32:20,024 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 897 903) no Hoare annotation was computed. [2018-11-18 09:32:20,024 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 897 903) the Hoare annotation is: true [2018-11-18 09:32:20,024 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 473 518) no Hoare annotation was computed. [2018-11-18 09:32:20,024 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 473 518) no Hoare annotation was computed. [2018-11-18 09:32:20,024 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 473 518) no Hoare annotation was computed. [2018-11-18 09:32:20,024 INFO L425 ceAbstractionStarter]: For program point L800(lines 800 820) no Hoare annotation was computed. [2018-11-18 09:32:20,024 INFO L425 ceAbstractionStarter]: For program point L800-1(lines 800 820) no Hoare annotation was computed. [2018-11-18 09:32:20,024 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 786 831) no Hoare annotation was computed. [2018-11-18 09:32:20,024 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 786 831) no Hoare annotation was computed. [2018-11-18 09:32:20,025 INFO L425 ceAbstractionStarter]: For program point L806(lines 806 813) no Hoare annotation was computed. [2018-11-18 09:32:20,026 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 786 831) no Hoare annotation was computed. [2018-11-18 09:32:20,026 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 992 1002) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:32:20,026 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 992 1002) no Hoare annotation was computed. [2018-11-18 09:32:20,026 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 992 1002) no Hoare annotation was computed. [2018-11-18 09:32:20,026 INFO L421 ceAbstractionStarter]: At program point L997(line 997) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:32:20,026 INFO L428 ceAbstractionStarter]: At program point L273(line 273) the Hoare annotation is: true [2018-11-18 09:32:20,026 INFO L425 ceAbstractionStarter]: For program point L273-1(line 273) no Hoare annotation was computed. [2018-11-18 09:32:20,026 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 268 278) the Hoare annotation is: true [2018-11-18 09:32:20,027 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 268 278) no Hoare annotation was computed. [2018-11-18 09:32:20,027 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 268 278) no Hoare annotation was computed. [2018-11-18 09:32:20,027 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 260 267) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 1))) [2018-11-18 09:32:20,027 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 260 267) no Hoare annotation was computed. [2018-11-18 09:32:20,027 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 260 267) no Hoare annotation was computed. [2018-11-18 09:32:20,027 INFO L425 ceAbstractionStarter]: For program point L447(lines 447 453) no Hoare annotation was computed. [2018-11-18 09:32:20,027 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 443 456) no Hoare annotation was computed. [2018-11-18 09:32:20,027 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 443 456) the Hoare annotation is: true [2018-11-18 09:32:20,027 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 443 456) no Hoare annotation was computed. [2018-11-18 09:32:20,027 INFO L421 ceAbstractionStarter]: At program point L224(line 224) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 09:32:20,028 INFO L421 ceAbstractionStarter]: At program point L220(line 220) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 09:32:20,028 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 226) no Hoare annotation was computed. [2018-11-18 09:32:20,028 INFO L421 ceAbstractionStarter]: At program point L216(line 216) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 09:32:20,028 INFO L425 ceAbstractionStarter]: For program point L216-1(line 216) no Hoare annotation was computed. [2018-11-18 09:32:20,028 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 210 234) no Hoare annotation was computed. [2018-11-18 09:32:20,028 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 231) no Hoare annotation was computed. [2018-11-18 09:32:20,028 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 210 234) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2 .cse3) (or (or .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) .cse0))) [2018-11-18 09:32:20,028 INFO L421 ceAbstractionStarter]: At program point L229(line 229) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse0 .cse1 .cse2) (or (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-18 09:32:20,028 INFO L425 ceAbstractionStarter]: For program point L229-1(lines 210 234) no Hoare annotation was computed. [2018-11-18 09:32:20,028 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 150 156) no Hoare annotation was computed. [2018-11-18 09:32:20,029 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 150 156) the Hoare annotation is: true [2018-11-18 09:32:20,029 INFO L421 ceAbstractionStarter]: At program point L97(lines 54 99) the Hoare annotation is: (let ((.cse2 (= 0 ~pumpRunning~0)) (.cse0 (= 2 ~waterLevel~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (not (= ~systemActive~0 1)) (and .cse2 .cse0 .cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 09:32:20,029 INFO L425 ceAbstractionStarter]: For program point L64(lines 64 70) no Hoare annotation was computed. [2018-11-18 09:32:20,029 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 44 107) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:32:20,029 INFO L425 ceAbstractionStarter]: For program point L64-1(lines 64 70) no Hoare annotation was computed. [2018-11-18 09:32:20,029 INFO L425 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-11-18 09:32:20,029 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 44 107) no Hoare annotation was computed. [2018-11-18 09:32:20,029 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 54 99) no Hoare annotation was computed. [2018-11-18 09:32:20,029 INFO L421 ceAbstractionStarter]: At program point L100(lines 53 101) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:32:20,029 INFO L425 ceAbstractionStarter]: For program point L90(lines 90 94) no Hoare annotation was computed. [2018-11-18 09:32:20,030 INFO L421 ceAbstractionStarter]: At program point L90-2(lines 84 95) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse2 (= 2 ~waterLevel~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 (= ~pumpRunning~0 1) .cse1) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse2 .cse1))) [2018-11-18 09:32:20,030 INFO L425 ceAbstractionStarter]: For program point L55(lines 54 99) no Hoare annotation was computed. [2018-11-18 09:32:20,030 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 95) no Hoare annotation was computed. [2018-11-18 09:32:20,030 INFO L421 ceAbstractionStarter]: At program point L76(line 76) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse2 (= 2 ~waterLevel~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 (= ~pumpRunning~0 1) .cse1) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse2 .cse1))) [2018-11-18 09:32:20,030 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 80) no Hoare annotation was computed. [2018-11-18 09:32:20,030 INFO L425 ceAbstractionStarter]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2018-11-18 09:32:20,030 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 44 107) no Hoare annotation was computed. [2018-11-18 09:32:20,030 INFO L421 ceAbstractionStarter]: At program point L66(line 66) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~pumpRunning~0 1) .cse1) (and .cse2 .cse0 .cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse2 (= 1 ~waterLevel~0) .cse1))) [2018-11-18 09:32:20,030 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 740 785) no Hoare annotation was computed. [2018-11-18 09:32:20,030 INFO L425 ceAbstractionStarter]: For program point L760(lines 760 767) no Hoare annotation was computed. [2018-11-18 09:32:20,031 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 740 785) no Hoare annotation was computed. [2018-11-18 09:32:20,031 INFO L425 ceAbstractionStarter]: For program point L754(lines 754 774) no Hoare annotation was computed. [2018-11-18 09:32:20,031 INFO L425 ceAbstractionStarter]: For program point L754-1(lines 754 774) no Hoare annotation was computed. [2018-11-18 09:32:20,031 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 740 785) no Hoare annotation was computed. [2018-11-18 09:32:20,031 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 235 242) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-18 09:32:20,031 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 235 242) no Hoare annotation was computed. [2018-11-18 09:32:20,031 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 235 242) no Hoare annotation was computed. [2018-11-18 09:32:20,031 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 457 465) no Hoare annotation was computed. [2018-11-18 09:32:20,031 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 457 465) the Hoare annotation is: true [2018-11-18 09:32:20,031 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 457 465) no Hoare annotation was computed. [2018-11-18 09:32:20,031 INFO L425 ceAbstractionStarter]: For program point L419-2(lines 419 427) no Hoare annotation was computed. [2018-11-18 09:32:20,031 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 411 433) no Hoare annotation was computed. [2018-11-18 09:32:20,032 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 411 433) no Hoare annotation was computed. [2018-11-18 09:32:20,032 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 411 433) no Hoare annotation was computed. [2018-11-18 09:32:20,032 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 427) no Hoare annotation was computed. [2018-11-18 09:32:20,032 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 637 739) no Hoare annotation was computed. [2018-11-18 09:32:20,032 INFO L425 ceAbstractionStarter]: For program point L702(line 702) no Hoare annotation was computed. [2018-11-18 09:32:20,032 INFO L425 ceAbstractionStarter]: For program point L702-1(line 702) no Hoare annotation was computed. [2018-11-18 09:32:20,032 INFO L425 ceAbstractionStarter]: For program point L661(lines 661 665) no Hoare annotation was computed. [2018-11-18 09:32:20,032 INFO L425 ceAbstractionStarter]: For program point L725(lines 725 736) no Hoare annotation was computed. [2018-11-18 09:32:20,032 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 692) no Hoare annotation was computed. [2018-11-18 09:32:20,032 INFO L425 ceAbstractionStarter]: For program point L686-1(lines 686 706) no Hoare annotation was computed. [2018-11-18 09:32:20,032 INFO L425 ceAbstractionStarter]: For program point L686-3(lines 686 706) no Hoare annotation was computed. [2018-11-18 09:32:20,032 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 637 739) no Hoare annotation was computed. [2018-11-18 09:32:20,032 INFO L425 ceAbstractionStarter]: For program point L707(lines 685 708) no Hoare annotation was computed. [2018-11-18 09:32:20,033 INFO L425 ceAbstractionStarter]: For program point L666(lines 666 682) no Hoare annotation was computed. [2018-11-18 09:32:20,034 INFO L425 ceAbstractionStarter]: For program point L726(lines 726 733) no Hoare annotation was computed. [2018-11-18 09:32:20,034 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 637 739) no Hoare annotation was computed. [2018-11-18 09:32:20,034 INFO L425 ceAbstractionStarter]: For program point L687(lines 686 706) no Hoare annotation was computed. [2018-11-18 09:32:20,034 INFO L425 ceAbstractionStarter]: For program point L718(line 718) no Hoare annotation was computed. [2018-11-18 09:32:20,034 INFO L425 ceAbstractionStarter]: For program point L718-1(line 718) no Hoare annotation was computed. [2018-11-18 09:32:20,034 INFO L425 ceAbstractionStarter]: For program point L683(lines 683 724) no Hoare annotation was computed. [2018-11-18 09:32:20,034 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 887 896) no Hoare annotation was computed. [2018-11-18 09:32:20,034 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 887 896) no Hoare annotation was computed. [2018-11-18 09:32:20,034 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 887 896) no Hoare annotation was computed. [2018-11-18 09:32:20,034 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:32:20,034 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 09:32:20,035 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:32:20,035 INFO L421 ceAbstractionStarter]: At program point L254(line 254) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-18 09:32:20,035 INFO L425 ceAbstractionStarter]: For program point L254-1(lines 243 259) no Hoare annotation was computed. [2018-11-18 09:32:20,035 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 243 259) no Hoare annotation was computed. [2018-11-18 09:32:20,035 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 256) no Hoare annotation was computed. [2018-11-18 09:32:20,035 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 243 259) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-18 09:32:20,035 INFO L421 ceAbstractionStarter]: At program point L248(line 248) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-18 09:32:20,035 INFO L425 ceAbstractionStarter]: For program point L248-1(line 248) no Hoare annotation was computed. [2018-11-18 09:32:20,035 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 324 342) no Hoare annotation was computed. [2018-11-18 09:32:20,035 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 337) no Hoare annotation was computed. [2018-11-18 09:32:20,035 INFO L428 ceAbstractionStarter]: At program point L331(line 331) the Hoare annotation is: true [2018-11-18 09:32:20,036 INFO L425 ceAbstractionStarter]: For program point L333-2(lines 333 337) no Hoare annotation was computed. [2018-11-18 09:32:20,036 INFO L425 ceAbstractionStarter]: For program point L331-1(line 331) no Hoare annotation was computed. [2018-11-18 09:32:20,036 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 324 342) the Hoare annotation is: true [2018-11-18 09:32:20,036 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 324 342) no Hoare annotation was computed. [2018-11-18 09:32:20,036 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 434 442) the Hoare annotation is: true [2018-11-18 09:32:20,036 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 434 442) no Hoare annotation was computed. [2018-11-18 09:32:20,036 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 434 442) no Hoare annotation was computed. [2018-11-18 09:32:20,036 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 390 401) the Hoare annotation is: true [2018-11-18 09:32:20,036 INFO L425 ceAbstractionStarter]: For program point L394-1(lines 390 401) no Hoare annotation was computed. [2018-11-18 09:32:20,036 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 390 401) no Hoare annotation was computed. [2018-11-18 09:32:20,036 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:32:20,036 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 09:32:20,037 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:32:20,037 INFO L425 ceAbstractionStarter]: For program point L128(lines 126 148) no Hoare annotation was computed. [2018-11-18 09:32:20,037 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 123 149) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse5 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse3)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1 .cse2) (and (= 2 ~waterLevel~0) .cse3)) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse4) (or (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))) .cse5) (or .cse0 .cse1 .cse5 .cse4) (or .cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) .cse4)))) [2018-11-18 09:32:20,037 INFO L421 ceAbstractionStarter]: At program point L139(line 139) the Hoare annotation is: (let ((.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse4 .cse5)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~waterLevel~0)| 2)))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or .cse0 .cse3 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (and (= 1 ~waterLevel~0) .cse4 .cse5) (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))))))) [2018-11-18 09:32:20,037 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 123 149) no Hoare annotation was computed. [2018-11-18 09:32:20,037 INFO L421 ceAbstractionStarter]: At program point L137(lines 137 143) the Hoare annotation is: (let ((.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse1 (and .cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~waterLevel~0)| 1))) (or (and (<= 1 ~switchedOnBeforeTS~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (or (or .cse2 .cse3) (not (= 1 |old(~pumpRunning~0)|)))) (or (or .cse0 .cse2 .cse3) .cse1 (and (= ~pumpRunning~0 1) .cse4))))) [2018-11-18 09:32:20,037 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 123 149) no Hoare annotation was computed. [2018-11-18 09:32:20,038 INFO L421 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))))) [2018-11-18 09:32:20,038 INFO L425 ceAbstractionStarter]: For program point L130(lines 126 148) no Hoare annotation was computed. [2018-11-18 09:32:20,038 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 931 960) no Hoare annotation was computed. [2018-11-18 09:32:20,038 INFO L428 ceAbstractionStarter]: At program point L956(lines 931 960) the Hoare annotation is: true [2018-11-18 09:32:20,038 INFO L425 ceAbstractionStarter]: For program point L952(line 952) no Hoare annotation was computed. [2018-11-18 09:32:20,038 INFO L425 ceAbstractionStarter]: For program point L942(line 942) no Hoare annotation was computed. [2018-11-18 09:32:20,038 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 931 960) the Hoare annotation is: true [2018-11-18 09:32:20,038 INFO L425 ceAbstractionStarter]: For program point L945(lines 945 949) no Hoare annotation was computed. [2018-11-18 09:32:20,038 INFO L428 ceAbstractionStarter]: At program point L945-1(lines 945 949) the Hoare annotation is: true [2018-11-18 09:32:20,038 INFO L425 ceAbstractionStarter]: For program point L941-1(lines 941 955) no Hoare annotation was computed. [2018-11-18 09:32:20,038 INFO L428 ceAbstractionStarter]: At program point L941-3(lines 941 955) the Hoare annotation is: true [2018-11-18 09:32:20,038 INFO L428 ceAbstractionStarter]: At program point L937(line 937) the Hoare annotation is: true [2018-11-18 09:32:20,039 INFO L425 ceAbstractionStarter]: For program point L937-1(line 937) no Hoare annotation was computed. [2018-11-18 09:32:20,039 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 402 410) the Hoare annotation is: true [2018-11-18 09:32:20,039 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 402 410) no Hoare annotation was computed. [2018-11-18 09:32:20,039 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 402 410) no Hoare annotation was computed. [2018-11-18 09:32:20,039 INFO L425 ceAbstractionStarter]: For program point L370-1(lines 366 377) no Hoare annotation was computed. [2018-11-18 09:32:20,039 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 366 377) the Hoare annotation is: (or (or (not (= ~systemActive~0 1)) (not (= 1 ~pumpRunning~0)) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 2))) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-18 09:32:20,039 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 366 377) no Hoare annotation was computed. [2018-11-18 09:32:20,039 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 985 991) no Hoare annotation was computed. [2018-11-18 09:32:20,039 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 985 991) the Hoare annotation is: true [2018-11-18 09:32:20,039 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:32:20,039 INFO L421 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)) [2018-11-18 09:32:20,040 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 09:32:20,040 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:32:20,040 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 158 182) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse2 (not (= ~waterLevel~0 2)))) .cse1))) [2018-11-18 09:32:20,040 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 158 182) no Hoare annotation was computed. [2018-11-18 09:32:20,040 INFO L421 ceAbstractionStarter]: At program point L177(line 177) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))))) [2018-11-18 09:32:20,040 INFO L425 ceAbstractionStarter]: For program point L177-1(lines 158 182) no Hoare annotation was computed. [2018-11-18 09:32:20,040 INFO L421 ceAbstractionStarter]: At program point L172(line 172) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse3) (or .cse1 .cse3 .cse2 .cse0 (not (= ~waterLevel~0 1))))) [2018-11-18 09:32:20,040 INFO L421 ceAbstractionStarter]: At program point L168(line 168) the Hoare annotation is: (let ((.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2))))))) [2018-11-18 09:32:20,040 INFO L425 ceAbstractionStarter]: For program point L166(lines 166 174) no Hoare annotation was computed. [2018-11-18 09:32:20,041 INFO L421 ceAbstractionStarter]: At program point L164(line 164) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse2 (not (= ~waterLevel~0 2)))) .cse1))) [2018-11-18 09:32:20,043 INFO L425 ceAbstractionStarter]: For program point L164-1(line 164) no Hoare annotation was computed. [2018-11-18 09:32:20,043 INFO L425 ceAbstractionStarter]: For program point L162(lines 162 179) no Hoare annotation was computed. [2018-11-18 09:32:20,043 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 378 389) no Hoare annotation was computed. [2018-11-18 09:32:20,043 INFO L425 ceAbstractionStarter]: For program point L382-1(lines 378 389) no Hoare annotation was computed. [2018-11-18 09:32:20,043 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 378 389) the Hoare annotation is: (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= 1 ~pumpRunning~0)) .cse2) (or (or .cse3 .cse1) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse2 .cse0) (or (= 1 ~waterLevel~0) (or .cse3 .cse1 (not (= |old(~waterLevel~0)| 1)))))) [2018-11-18 09:32:20,043 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 921 928) no Hoare annotation was computed. [2018-11-18 09:32:20,043 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 925) no Hoare annotation was computed. [2018-11-18 09:32:20,043 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 921 928) the Hoare annotation is: true [2018-11-18 09:32:20,044 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 921 928) no Hoare annotation was computed. [2018-11-18 09:32:20,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 09:32:20 BoogieIcfgContainer [2018-11-18 09:32:20,060 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 09:32:20,060 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:32:20,061 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:32:20,061 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:32:20,061 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:32:09" (3/4) ... [2018-11-18 09:32:20,077 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 09:32:20,083 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 09:32:20,083 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 09:32:20,084 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 09:32:20,084 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-18 09:32:20,084 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 09:32:20,084 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-18 09:32:20,084 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-18 09:32:20,084 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 09:32:20,084 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-18 09:32:20,084 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 09:32:20,084 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 09:32:20,084 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 09:32:20,084 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 09:32:20,084 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 09:32:20,084 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 09:32:20,084 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 09:32:20,084 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 09:32:20,085 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 09:32:20,085 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 09:32:20,085 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 09:32:20,085 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 09:32:20,085 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 09:32:20,085 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 09:32:20,085 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 09:32:20,085 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-18 09:32:20,085 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 09:32:20,085 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 09:32:20,085 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 09:32:20,085 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 09:32:20,085 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 09:32:20,085 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 09:32:20,085 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 09:32:20,086 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 09:32:20,086 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 09:32:20,086 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 09:32:20,086 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 09:32:20,086 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 09:32:20,086 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 09:32:20,086 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 09:32:20,086 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 09:32:20,086 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 09:32:20,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 09:32:20,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 09:32:20,094 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2018-11-18 09:32:20,094 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 09:32:20,095 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 09:32:20,114 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((2 == waterLevel && pumpRunning == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || ((0 == pumpRunning && \old(waterLevel) == waterLevel) && splverifierCounter == 0)) || !(systemActive == 1)) || (((0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) [2018-11-18 09:32:20,115 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) [2018-11-18 09:32:20,154 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2d8c9210-fe45-4b4b-982e-5a20fe203db0/bin-2019/uautomizer/witness.graphml [2018-11-18 09:32:20,155 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:32:20,155 INFO L168 Benchmark]: Toolchain (without parser) took 11868.79 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 539.0 MB). Free memory was 955.3 MB in the beginning and 1.5 GB in the end (delta: -570.2 MB). Peak memory consumption was 690.0 MB. Max. memory is 11.5 GB. [2018-11-18 09:32:20,156 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:32:20,156 INFO L168 Benchmark]: CACSL2BoogieTranslator took 386.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 955.3 MB in the beginning and 1.1 GB in the end (delta: -181.9 MB). Peak memory consumption was 37.3 MB. Max. memory is 11.5 GB. [2018-11-18 09:32:20,156 INFO L168 Benchmark]: Boogie Preprocessor took 54.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-18 09:32:20,156 INFO L168 Benchmark]: RCFGBuilder took 725.32 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: 101.8 MB). Peak memory consumption was 101.8 MB. Max. memory is 11.5 GB. [2018-11-18 09:32:20,157 INFO L168 Benchmark]: TraceAbstraction took 10604.78 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 389.0 MB). Free memory was 1.0 GB in the beginning and 804.8 MB in the end (delta: 227.2 MB). Peak memory consumption was 618.3 MB. Max. memory is 11.5 GB. [2018-11-18 09:32:20,157 INFO L168 Benchmark]: Witness Printer took 94.27 ms. Allocated memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: -524.3 kB). Free memory was 804.8 MB in the beginning and 1.5 GB in the end (delta: -720.7 MB). Peak memory consumption was 8.2 kB. Max. memory is 11.5 GB. [2018-11-18 09:32:20,159 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 386.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 955.3 MB in the beginning and 1.1 GB in the end (delta: -181.9 MB). Peak memory consumption was 37.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 54.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 725.32 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: 101.8 MB). Peak memory consumption was 101.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10604.78 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 389.0 MB). Free memory was 1.0 GB in the beginning and 804.8 MB in the end (delta: 227.2 MB). Peak memory consumption was 618.3 MB. Max. memory is 11.5 GB. * Witness Printer took 94.27 ms. Allocated memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: -524.3 kB). Free memory was 804.8 MB in the beginning and 1.5 GB in the end (delta: -720.7 MB). Peak memory consumption was 8.2 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 925]: 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: 941]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: ((((((2 == waterLevel && pumpRunning == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || ((0 == pumpRunning && \old(waterLevel) == waterLevel) && splverifierCounter == 0)) || !(systemActive == 1)) || (((0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 267 locations, 1 error locations. SAFE Result, 10.5s OverallTime, 12 OverallIterations, 9 TraceHistogramMax, 5.2s AutomataDifference, 0.0s DeadEndRemovalTime, 2.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 2702 SDtfs, 2679 SDslu, 8441 SDs, 0 SdLazy, 6137 SolverSat, 1404 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1138 GetRequests, 999 SyntacticMatches, 3 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 545 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1333occurred in iteration=11, 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: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 354 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 2235 PreInvPairs, 2307 NumberOfFragments, 1954 HoareAnnotationTreeSize, 2235 FomulaSimplifications, 9846 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 72 FomulaSimplificationsInter, 14881 FormulaSimplificationTreeSizeReductionInter, 2.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 2733 NumberOfCodeBlocks, 2733 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 2718 ConstructedInterpolants, 0 QuantifiedInterpolants, 942202 SizeOfPredicates, 13 NumberOfNonLiveVariables, 3559 ConjunctsInSsa, 36 ConjunctsInUnsatCore, 15 InterpolantComputations, 10 PerfectInterpolantSequences, 1989/2045 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...