./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product44_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_eba1462c-2c27-4da4-a109-0e593c263c34/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_eba1462c-2c27-4da4-a109-0e593c263c34/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_eba1462c-2c27-4da4-a109-0e593c263c34/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_eba1462c-2c27-4da4-a109-0e593c263c34/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product44_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_eba1462c-2c27-4da4-a109-0e593c263c34/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_eba1462c-2c27-4da4-a109-0e593c263c34/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a22c1e90e019171affadaeb315d0122780579e6b .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 06:39:29,813 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 06:39:29,814 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 06:39:29,822 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 06:39:29,822 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 06:39:29,823 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 06:39:29,824 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 06:39:29,825 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 06:39:29,826 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 06:39:29,827 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 06:39:29,827 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 06:39:29,828 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 06:39:29,828 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 06:39:29,829 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 06:39:29,830 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 06:39:29,830 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 06:39:29,831 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 06:39:29,832 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 06:39:29,833 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 06:39:29,834 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 06:39:29,835 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 06:39:29,835 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 06:39:29,837 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 06:39:29,837 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 06:39:29,837 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 06:39:29,838 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 06:39:29,838 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 06:39:29,839 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 06:39:29,839 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 06:39:29,840 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 06:39:29,840 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 06:39:29,841 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 06:39:29,841 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 06:39:29,841 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 06:39:29,842 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 06:39:29,842 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 06:39:29,842 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_eba1462c-2c27-4da4-a109-0e593c263c34/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 06:39:29,851 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 06:39:29,851 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 06:39:29,852 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 06:39:29,852 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 06:39:29,853 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 06:39:29,853 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 06:39:29,853 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 06:39:29,853 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 06:39:29,853 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 06:39:29,854 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 06:39:29,854 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 06:39:29,854 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 06:39:29,854 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 06:39:29,854 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 06:39:29,854 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 06:39:29,854 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 06:39:29,854 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 06:39:29,855 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 06:39:29,855 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 06:39:29,855 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 06:39:29,855 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 06:39:29,855 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 06:39:29,855 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 06:39:29,855 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 06:39:29,856 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 06:39:29,856 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 06:39:29,856 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 06:39:29,856 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 06:39:29,856 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 06:39:29,856 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 06:39:29,856 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_eba1462c-2c27-4da4-a109-0e593c263c34/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a22c1e90e019171affadaeb315d0122780579e6b [2018-11-23 06:39:29,879 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 06:39:29,888 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 06:39:29,891 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 06:39:29,892 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 06:39:29,892 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 06:39:29,893 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_eba1462c-2c27-4da4-a109-0e593c263c34/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product44_true-unreach-call_false-termination.cil.c [2018-11-23 06:39:29,934 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_eba1462c-2c27-4da4-a109-0e593c263c34/bin-2019/uautomizer/data/84c5c3628/6ac21e96046f4666bba9f771e189cf6c/FLAGa803465a3 [2018-11-23 06:39:30,365 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 06:39:30,365 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_eba1462c-2c27-4da4-a109-0e593c263c34/sv-benchmarks/c/product-lines/minepump_spec5_product44_true-unreach-call_false-termination.cil.c [2018-11-23 06:39:30,372 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_eba1462c-2c27-4da4-a109-0e593c263c34/bin-2019/uautomizer/data/84c5c3628/6ac21e96046f4666bba9f771e189cf6c/FLAGa803465a3 [2018-11-23 06:39:30,380 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_eba1462c-2c27-4da4-a109-0e593c263c34/bin-2019/uautomizer/data/84c5c3628/6ac21e96046f4666bba9f771e189cf6c [2018-11-23 06:39:30,383 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 06:39:30,384 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 06:39:30,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 06:39:30,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 06:39:30,386 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 06:39:30,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:39:30" (1/1) ... [2018-11-23 06:39:30,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff9ad9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:30, skipping insertion in model container [2018-11-23 06:39:30,388 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:39:30" (1/1) ... [2018-11-23 06:39:30,394 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 06:39:30,422 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 06:39:30,613 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:39:30,622 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 06:39:30,731 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:39:30,753 INFO L195 MainTranslator]: Completed translation [2018-11-23 06:39:30,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:30 WrapperNode [2018-11-23 06:39:30,754 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 06:39:30,754 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 06:39:30,754 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 06:39:30,754 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 06:39:30,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:30" (1/1) ... [2018-11-23 06:39:30,774 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:30" (1/1) ... [2018-11-23 06:39:30,781 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 06:39:30,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 06:39:30,782 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 06:39:30,782 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 06:39:30,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:30" (1/1) ... [2018-11-23 06:39:30,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:30" (1/1) ... [2018-11-23 06:39:30,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:30" (1/1) ... [2018-11-23 06:39:30,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:30" (1/1) ... [2018-11-23 06:39:30,802 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:30" (1/1) ... [2018-11-23 06:39:30,807 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:30" (1/1) ... [2018-11-23 06:39:30,809 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:30" (1/1) ... [2018-11-23 06:39:30,811 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 06:39:30,812 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 06:39:30,812 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 06:39:30,812 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 06:39:30,812 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_eba1462c-2c27-4da4-a109-0e593c263c34/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 [2018-11-23 06:39:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 06:39:30,861 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 06:39:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 06:39:30,861 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 06:39:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-23 06:39:30,861 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-23 06:39:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 06:39:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 06:39:30,861 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 06:39:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 06:39:30,862 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 06:39:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-23 06:39:30,862 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-23 06:39:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 06:39:30,862 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 06:39:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 06:39:30,862 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 06:39:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-23 06:39:30,862 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-23 06:39:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-23 06:39:30,863 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-23 06:39:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-23 06:39:30,863 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-23 06:39:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 06:39:30,863 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 06:39:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 06:39:30,863 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 06:39:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 06:39:30,863 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 06:39:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 06:39:30,863 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 06:39:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-23 06:39:30,864 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-23 06:39:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 06:39:30,864 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 06:39:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 06:39:30,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 06:39:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 06:39:30,864 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 06:39:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-23 06:39:30,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-23 06:39:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-23 06:39:30,865 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-23 06:39:30,865 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-23 06:39:30,865 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-23 06:39:30,865 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 06:39:30,865 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 06:39:30,865 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 06:39:30,865 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 06:39:30,865 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-23 06:39:30,865 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-23 06:39:30,866 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 06:39:30,866 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 06:39:30,866 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-23 06:39:30,866 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-23 06:39:30,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 06:39:30,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 06:39:30,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 06:39:30,866 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 06:39:30,866 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 06:39:30,867 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 06:39:30,867 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 06:39:30,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 06:39:30,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 06:39:31,297 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 06:39:31,298 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 06:39:31,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:39:31 BoogieIcfgContainer [2018-11-23 06:39:31,298 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 06:39:31,298 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 06:39:31,299 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 06:39:31,301 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 06:39:31,301 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:39:30" (1/3) ... [2018-11-23 06:39:31,302 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@170959f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:39:31, skipping insertion in model container [2018-11-23 06:39:31,302 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:30" (2/3) ... [2018-11-23 06:39:31,302 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@170959f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:39:31, skipping insertion in model container [2018-11-23 06:39:31,302 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:39:31" (3/3) ... [2018-11-23 06:39:31,304 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product44_true-unreach-call_false-termination.cil.c [2018-11-23 06:39:31,309 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 06:39:31,314 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 06:39:31,323 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 06:39:31,344 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 06:39:31,344 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 06:39:31,344 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 06:39:31,344 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 06:39:31,345 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 06:39:31,345 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 06:39:31,345 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 06:39:31,345 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 06:39:31,345 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 06:39:31,360 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states. [2018-11-23 06:39:31,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 06:39:31,366 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:39:31,367 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:39:31,369 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:39:31,373 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:39:31,374 INFO L82 PathProgramCache]: Analyzing trace with hash -1967497921, now seen corresponding path program 1 times [2018-11-23 06:39:31,375 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:39:31,375 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:39:31,404 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:39:31,404 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:39:31,404 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:39:31,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:31,553 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 06:39:31,555 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:39:31,555 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 06:39:31,558 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 06:39:31,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 06:39:31,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 06:39:31,567 INFO L87 Difference]: Start difference. First operand 156 states. Second operand 2 states. [2018-11-23 06:39:31,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:39:31,599 INFO L93 Difference]: Finished difference Result 282 states and 343 transitions. [2018-11-23 06:39:31,599 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 06:39:31,600 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-23 06:39:31,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:39:31,610 INFO L225 Difference]: With dead ends: 282 [2018-11-23 06:39:31,610 INFO L226 Difference]: Without dead ends: 143 [2018-11-23 06:39:31,614 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 06:39:31,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2018-11-23 06:39:31,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2018-11-23 06:39:31,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2018-11-23 06:39:31,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 165 transitions. [2018-11-23 06:39:31,658 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 165 transitions. Word has length 59 [2018-11-23 06:39:31,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:39:31,659 INFO L480 AbstractCegarLoop]: Abstraction has 143 states and 165 transitions. [2018-11-23 06:39:31,659 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 06:39:31,659 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 165 transitions. [2018-11-23 06:39:31,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 06:39:31,661 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:39:31,661 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:39:31,662 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:39:31,662 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:39:31,662 INFO L82 PathProgramCache]: Analyzing trace with hash -1179276103, now seen corresponding path program 1 times [2018-11-23 06:39:31,662 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:39:31,662 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:39:31,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:39:31,663 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:39:31,664 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:39:31,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:31,745 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 06:39:31,745 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:39:31,745 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 06:39:31,747 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 06:39:31,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 06:39:31,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 06:39:31,747 INFO L87 Difference]: Start difference. First operand 143 states and 165 transitions. Second operand 3 states. [2018-11-23 06:39:31,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:39:31,764 INFO L93 Difference]: Finished difference Result 218 states and 251 transitions. [2018-11-23 06:39:31,764 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 06:39:31,764 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-23 06:39:31,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:39:31,766 INFO L225 Difference]: With dead ends: 218 [2018-11-23 06:39:31,766 INFO L226 Difference]: Without dead ends: 134 [2018-11-23 06:39:31,767 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 06:39:31,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2018-11-23 06:39:31,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2018-11-23 06:39:31,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-11-23 06:39:31,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 153 transitions. [2018-11-23 06:39:31,777 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 153 transitions. Word has length 60 [2018-11-23 06:39:31,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:39:31,778 INFO L480 AbstractCegarLoop]: Abstraction has 134 states and 153 transitions. [2018-11-23 06:39:31,778 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 06:39:31,778 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 153 transitions. [2018-11-23 06:39:31,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 06:39:31,779 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:39:31,779 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:39:31,780 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:39:31,780 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:39:31,780 INFO L82 PathProgramCache]: Analyzing trace with hash -302547009, now seen corresponding path program 1 times [2018-11-23 06:39:31,780 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:39:31,780 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:39:31,781 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:39:31,781 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:39:31,781 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:39:31,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:31,897 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 06:39:31,897 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:39:31,897 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 06:39:31,898 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 06:39:31,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 06:39:31,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 06:39:31,899 INFO L87 Difference]: Start difference. First operand 134 states and 153 transitions. Second operand 7 states. [2018-11-23 06:39:32,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:39:32,316 INFO L93 Difference]: Finished difference Result 402 states and 479 transitions. [2018-11-23 06:39:32,316 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 06:39:32,317 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-11-23 06:39:32,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:39:32,318 INFO L225 Difference]: With dead ends: 402 [2018-11-23 06:39:32,319 INFO L226 Difference]: Without dead ends: 296 [2018-11-23 06:39:32,319 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 06:39:32,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2018-11-23 06:39:32,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 272. [2018-11-23 06:39:32,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2018-11-23 06:39:32,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 322 transitions. [2018-11-23 06:39:32,347 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 322 transitions. Word has length 65 [2018-11-23 06:39:32,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:39:32,347 INFO L480 AbstractCegarLoop]: Abstraction has 272 states and 322 transitions. [2018-11-23 06:39:32,348 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 06:39:32,348 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 322 transitions. [2018-11-23 06:39:32,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 06:39:32,350 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:39:32,350 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:39:32,350 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:39:32,350 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:39:32,351 INFO L82 PathProgramCache]: Analyzing trace with hash 242721131, now seen corresponding path program 1 times [2018-11-23 06:39:32,351 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:39:32,351 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:39:32,352 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:39:32,352 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:39:32,352 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:39:32,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:32,469 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 06:39:32,469 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:39:32,470 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 06:39:32,470 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 06:39:32,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 06:39:32,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 06:39:32,470 INFO L87 Difference]: Start difference. First operand 272 states and 322 transitions. Second operand 7 states. [2018-11-23 06:39:32,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:39:32,998 INFO L93 Difference]: Finished difference Result 682 states and 859 transitions. [2018-11-23 06:39:32,998 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 06:39:32,998 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-11-23 06:39:32,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:39:33,002 INFO L225 Difference]: With dead ends: 682 [2018-11-23 06:39:33,002 INFO L226 Difference]: Without dead ends: 438 [2018-11-23 06:39:33,004 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-23 06:39:33,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2018-11-23 06:39:33,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 390. [2018-11-23 06:39:33,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 390 states. [2018-11-23 06:39:33,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 462 transitions. [2018-11-23 06:39:33,043 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 462 transitions. Word has length 70 [2018-11-23 06:39:33,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:39:33,044 INFO L480 AbstractCegarLoop]: Abstraction has 390 states and 462 transitions. [2018-11-23 06:39:33,044 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 06:39:33,045 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 462 transitions. [2018-11-23 06:39:33,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 06:39:33,048 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:39:33,048 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:39:33,049 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:39:33,049 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:39:33,049 INFO L82 PathProgramCache]: Analyzing trace with hash -1416188496, now seen corresponding path program 1 times [2018-11-23 06:39:33,049 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:39:33,050 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:39:33,050 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:39:33,050 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:39:33,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:39:33,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:33,137 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 06:39:33,137 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:39:33,138 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 06:39:33,138 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 06:39:33,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 06:39:33,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 06:39:33,139 INFO L87 Difference]: Start difference. First operand 390 states and 462 transitions. Second operand 6 states. [2018-11-23 06:39:33,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:39:33,221 INFO L93 Difference]: Finished difference Result 766 states and 932 transitions. [2018-11-23 06:39:33,222 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 06:39:33,223 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 103 [2018-11-23 06:39:33,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:39:33,227 INFO L225 Difference]: With dead ends: 766 [2018-11-23 06:39:33,227 INFO L226 Difference]: Without dead ends: 404 [2018-11-23 06:39:33,229 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 06:39:33,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 404 states. [2018-11-23 06:39:33,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 404 to 400. [2018-11-23 06:39:33,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 400 states. [2018-11-23 06:39:33,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 472 transitions. [2018-11-23 06:39:33,257 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 472 transitions. Word has length 103 [2018-11-23 06:39:33,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:39:33,257 INFO L480 AbstractCegarLoop]: Abstraction has 400 states and 472 transitions. [2018-11-23 06:39:33,257 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 06:39:33,257 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 472 transitions. [2018-11-23 06:39:33,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 06:39:33,259 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:39:33,259 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:39:33,260 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:39:33,260 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:39:33,260 INFO L82 PathProgramCache]: Analyzing trace with hash 829390958, now seen corresponding path program 1 times [2018-11-23 06:39:33,260 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:39:33,260 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:39:33,264 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:39:33,264 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:39:33,264 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:39:33,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:33,368 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 06:39:33,369 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:39:33,369 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-23 06:39:33,370 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 06:39:33,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 06:39:33,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 06:39:33,370 INFO L87 Difference]: Start difference. First operand 400 states and 472 transitions. Second operand 8 states. [2018-11-23 06:39:33,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:39:33,419 INFO L93 Difference]: Finished difference Result 786 states and 952 transitions. [2018-11-23 06:39:33,421 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 06:39:33,421 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 103 [2018-11-23 06:39:33,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:39:33,424 INFO L225 Difference]: With dead ends: 786 [2018-11-23 06:39:33,425 INFO L226 Difference]: Without dead ends: 414 [2018-11-23 06:39:33,426 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 06:39:33,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2018-11-23 06:39:33,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 408. [2018-11-23 06:39:33,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 408 states. [2018-11-23 06:39:33,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 480 transitions. [2018-11-23 06:39:33,449 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 480 transitions. Word has length 103 [2018-11-23 06:39:33,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:39:33,449 INFO L480 AbstractCegarLoop]: Abstraction has 408 states and 480 transitions. [2018-11-23 06:39:33,449 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 06:39:33,450 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 480 transitions. [2018-11-23 06:39:33,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 06:39:33,451 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:39:33,451 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:39:33,451 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:39:33,452 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:39:33,452 INFO L82 PathProgramCache]: Analyzing trace with hash 1798971981, now seen corresponding path program 1 times [2018-11-23 06:39:33,452 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:39:33,452 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:39:33,453 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:39:33,453 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:39:33,453 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:39:33,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:33,511 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 06:39:33,511 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:39:33,511 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 06:39:33,512 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 06:39:33,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 06:39:33,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 06:39:33,512 INFO L87 Difference]: Start difference. First operand 408 states and 480 transitions. Second operand 4 states. [2018-11-23 06:39:33,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:39:33,729 INFO L93 Difference]: Finished difference Result 1274 states and 1571 transitions. [2018-11-23 06:39:33,730 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 06:39:33,730 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 103 [2018-11-23 06:39:33,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:39:33,734 INFO L225 Difference]: With dead ends: 1274 [2018-11-23 06:39:33,734 INFO L226 Difference]: Without dead ends: 894 [2018-11-23 06:39:33,735 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 06:39:33,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 894 states. [2018-11-23 06:39:33,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 894 to 877. [2018-11-23 06:39:33,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 877 states. [2018-11-23 06:39:33,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 877 states and 1058 transitions. [2018-11-23 06:39:33,780 INFO L78 Accepts]: Start accepts. Automaton has 877 states and 1058 transitions. Word has length 103 [2018-11-23 06:39:33,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:39:33,781 INFO L480 AbstractCegarLoop]: Abstraction has 877 states and 1058 transitions. [2018-11-23 06:39:33,781 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 06:39:33,781 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1058 transitions. [2018-11-23 06:39:33,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 06:39:33,783 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:39:33,783 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:39:33,783 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:39:33,783 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:39:33,784 INFO L82 PathProgramCache]: Analyzing trace with hash 1310725267, now seen corresponding path program 1 times [2018-11-23 06:39:33,784 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:39:33,784 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:39:33,784 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:39:33,784 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:39:33,785 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:39:33,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:33,915 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 06:39:33,915 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:39:33,915 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-23 06:39:33,916 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 06:39:33,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 06:39:33,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-23 06:39:33,918 INFO L87 Difference]: Start difference. First operand 877 states and 1058 transitions. Second operand 9 states. [2018-11-23 06:39:34,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:39:34,579 INFO L93 Difference]: Finished difference Result 2428 states and 3059 transitions. [2018-11-23 06:39:34,579 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-23 06:39:34,580 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 107 [2018-11-23 06:39:34,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:39:34,585 INFO L225 Difference]: With dead ends: 2428 [2018-11-23 06:39:34,586 INFO L226 Difference]: Without dead ends: 1755 [2018-11-23 06:39:34,588 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-23 06:39:34,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1755 states. [2018-11-23 06:39:34,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1755 to 1552. [2018-11-23 06:39:34,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1552 states. [2018-11-23 06:39:34,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1552 states and 1852 transitions. [2018-11-23 06:39:34,659 INFO L78 Accepts]: Start accepts. Automaton has 1552 states and 1852 transitions. Word has length 107 [2018-11-23 06:39:34,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:39:34,659 INFO L480 AbstractCegarLoop]: Abstraction has 1552 states and 1852 transitions. [2018-11-23 06:39:34,660 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 06:39:34,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 1852 transitions. [2018-11-23 06:39:34,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 06:39:34,663 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:39:34,663 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:39:34,663 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:39:34,663 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:39:34,664 INFO L82 PathProgramCache]: Analyzing trace with hash 519249508, now seen corresponding path program 1 times [2018-11-23 06:39:34,664 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:39:34,664 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:39:34,665 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:39:34,665 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:39:34,665 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:39:34,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:34,864 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 23 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 06:39:34,864 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 06:39:34,864 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_eba1462c-2c27-4da4-a109-0e593c263c34/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 [2018-11-23 06:39:34,876 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:39:34,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:35,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 06:39:35,198 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 26 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:35,228 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 06:39:35,228 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-23 06:39:35,228 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-23 06:39:35,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-23 06:39:35,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-23 06:39:35,229 INFO L87 Difference]: Start difference. First operand 1552 states and 1852 transitions. Second operand 16 states. [2018-11-23 06:39:35,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:39:35,915 INFO L93 Difference]: Finished difference Result 3309 states and 4100 transitions. [2018-11-23 06:39:35,916 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-23 06:39:35,916 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 151 [2018-11-23 06:39:35,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:39:35,921 INFO L225 Difference]: With dead ends: 3309 [2018-11-23 06:39:35,922 INFO L226 Difference]: Without dead ends: 1955 [2018-11-23 06:39:35,924 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-11-23 06:39:35,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1955 states. [2018-11-23 06:39:35,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1955 to 1537. [2018-11-23 06:39:35,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1537 states. [2018-11-23 06:39:35,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1537 states and 1788 transitions. [2018-11-23 06:39:35,991 INFO L78 Accepts]: Start accepts. Automaton has 1537 states and 1788 transitions. Word has length 151 [2018-11-23 06:39:35,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:39:35,991 INFO L480 AbstractCegarLoop]: Abstraction has 1537 states and 1788 transitions. [2018-11-23 06:39:35,991 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-23 06:39:35,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 1788 transitions. [2018-11-23 06:39:35,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 06:39:35,994 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:39:35,995 INFO L402 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, 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, 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] [2018-11-23 06:39:35,995 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:39:35,995 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:39:35,995 INFO L82 PathProgramCache]: Analyzing trace with hash 451022014, now seen corresponding path program 1 times [2018-11-23 06:39:35,995 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:39:35,995 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:39:35,996 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:39:35,996 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:39:35,996 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:39:36,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:36,079 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2018-11-23 06:39:36,079 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:39:36,079 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 06:39:36,079 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 06:39:36,080 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 06:39:36,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 06:39:36,080 INFO L87 Difference]: Start difference. First operand 1537 states and 1788 transitions. Second operand 3 states. [2018-11-23 06:39:36,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:39:36,135 INFO L93 Difference]: Finished difference Result 2430 states and 2832 transitions. [2018-11-23 06:39:36,136 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 06:39:36,136 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 274 [2018-11-23 06:39:36,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:39:36,139 INFO L225 Difference]: With dead ends: 2430 [2018-11-23 06:39:36,139 INFO L226 Difference]: Without dead ends: 955 [2018-11-23 06:39:36,142 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 06:39:36,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 955 states. [2018-11-23 06:39:36,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 955 to 935. [2018-11-23 06:39:36,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 935 states. [2018-11-23 06:39:36,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 935 states and 1072 transitions. [2018-11-23 06:39:36,186 INFO L78 Accepts]: Start accepts. Automaton has 935 states and 1072 transitions. Word has length 274 [2018-11-23 06:39:36,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:39:36,186 INFO L480 AbstractCegarLoop]: Abstraction has 935 states and 1072 transitions. [2018-11-23 06:39:36,186 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 06:39:36,186 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1072 transitions. [2018-11-23 06:39:36,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-11-23 06:39:36,218 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:39:36,218 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:39:36,218 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:39:36,218 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:39:36,218 INFO L82 PathProgramCache]: Analyzing trace with hash -562519819, now seen corresponding path program 1 times [2018-11-23 06:39:36,219 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:39:36,219 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:39:36,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:39:36,219 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:39:36,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:39:36,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:36,355 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 124 proven. 14 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2018-11-23 06:39:36,356 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 06:39:36,356 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_eba1462c-2c27-4da4-a109-0e593c263c34/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 [2018-11-23 06:39:36,363 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:39:36,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:36,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 06:39:36,631 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 259 proven. 4 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-11-23 06:39:36,647 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 06:39:36,647 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12] total 19 [2018-11-23 06:39:36,648 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-23 06:39:36,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-23 06:39:36,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2018-11-23 06:39:36,648 INFO L87 Difference]: Start difference. First operand 935 states and 1072 transitions. Second operand 19 states. [2018-11-23 06:39:37,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:39:37,834 INFO L93 Difference]: Finished difference Result 2360 states and 3010 transitions. [2018-11-23 06:39:37,835 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-23 06:39:37,835 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 309 [2018-11-23 06:39:37,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:39:37,836 INFO L225 Difference]: With dead ends: 2360 [2018-11-23 06:39:37,836 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 06:39:37,839 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 350 GetRequests, 313 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=270, Invalid=1136, Unknown=0, NotChecked=0, Total=1406 [2018-11-23 06:39:37,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 06:39:37,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 06:39:37,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 06:39:37,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 06:39:37,840 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 309 [2018-11-23 06:39:37,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:39:37,840 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 06:39:37,840 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-23 06:39:37,840 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 06:39:37,841 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 06:39:37,844 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 06:39:37,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:37,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:37,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,190 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,239 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,303 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,372 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,373 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,419 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,436 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,532 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,551 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:38,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 06:39:39,070 WARN L180 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 37 [2018-11-23 06:39:39,313 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 42 [2018-11-23 06:39:39,702 WARN L180 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 51 [2018-11-23 06:39:40,223 WARN L180 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 54 [2018-11-23 06:39:40,360 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 1 [2018-11-23 06:39:40,667 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 36 [2018-11-23 06:39:40,932 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 33 [2018-11-23 06:39:41,791 WARN L180 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 52 [2018-11-23 06:39:42,168 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 33 [2018-11-23 06:39:42,175 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 803 809) the Hoare annotation is: true [2018-11-23 06:39:42,175 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 803 809) no Hoare annotation was computed. [2018-11-23 06:39:42,175 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 810 818) no Hoare annotation was computed. [2018-11-23 06:39:42,175 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 810 818) the Hoare annotation is: true [2018-11-23 06:39:42,175 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 810 818) no Hoare annotation was computed. [2018-11-23 06:39:42,175 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 928 935) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1))) [2018-11-23 06:39:42,175 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 928 935) no Hoare annotation was computed. [2018-11-23 06:39:42,176 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 928 935) no Hoare annotation was computed. [2018-11-23 06:39:42,176 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 936 945) the Hoare annotation is: (let ((.cse3 (< 2 ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 0)))) (and (or (or .cse0 .cse1 .cse2) .cse3 .cse4) (or .cse4 .cse5 (or .cse0 .cse2) .cse3) (or .cse3 (not (= 1 ~pumpRunning~0)) .cse1 .cse2 .cse4) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse0 .cse5 (<= 1 ~switchedOnBeforeTS~0) (not (= ~waterLevel~0 1))))) [2018-11-23 06:39:42,176 INFO L448 ceAbstractionStarter]: For program point L941(line 941) no Hoare annotation was computed. [2018-11-23 06:39:42,176 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 936 945) no Hoare annotation was computed. [2018-11-23 06:39:42,176 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 936 945) no Hoare annotation was computed. [2018-11-23 06:39:42,176 INFO L444 ceAbstractionStarter]: At program point L961(line 961) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 0))) (.cse3 (< 1 ~waterLevel~0)) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1 .cse4) (or .cse3 .cse5 (or .cse6 .cse4)) (or .cse5 .cse4 (or .cse6 .cse2)) (or .cse3 (or .cse6 .cse1 .cse4)) (or .cse6 .cse1 .cse4 .cse2))) [2018-11-23 06:39:42,176 INFO L448 ceAbstractionStarter]: For program point L959(lines 959 965) no Hoare annotation was computed. [2018-11-23 06:39:42,176 INFO L448 ceAbstractionStarter]: For program point L958(lines 958 968) no Hoare annotation was computed. [2018-11-23 06:39:42,176 INFO L444 ceAbstractionStarter]: At program point L956(line 956) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse6 (< 1 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 0))) (.cse7 (= __utac_acc__Specification5_spec__3_~tmp~8 ~waterLevel~0)) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 (or .cse5 .cse2)) (or .cse6 .cse7 (or .cse5 .cse1 .cse4)) (or .cse6 .cse0 .cse1 .cse4 .cse7) (or .cse6 .cse3 (or .cse5 .cse4) .cse7) (or .cse5 .cse1 .cse4 .cse2))) [2018-11-23 06:39:42,177 INFO L448 ceAbstractionStarter]: For program point L956-1(line 956) no Hoare annotation was computed. [2018-11-23 06:39:42,177 INFO L448 ceAbstractionStarter]: For program point L954(lines 954 971) no Hoare annotation was computed. [2018-11-23 06:39:42,177 INFO L448 ceAbstractionStarter]: For program point L954-1(lines 946 974) no Hoare annotation was computed. [2018-11-23 06:39:42,177 INFO L451 ceAbstractionStarter]: At program point L952(line 952) the Hoare annotation is: true [2018-11-23 06:39:42,177 INFO L448 ceAbstractionStarter]: For program point L952-1(line 952) no Hoare annotation was computed. [2018-11-23 06:39:42,177 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 946 974) the Hoare annotation is: true [2018-11-23 06:39:42,177 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 946 974) no Hoare annotation was computed. [2018-11-23 06:39:42,177 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 894 916) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 06:39:42,177 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 894 916) no Hoare annotation was computed. [2018-11-23 06:39:42,177 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 894 916) no Hoare annotation was computed. [2018-11-23 06:39:42,178 INFO L444 ceAbstractionStarter]: At program point L906(line 906) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~7 ~systemActive~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-23 06:39:42,178 INFO L444 ceAbstractionStarter]: At program point L906-1(line 906) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~7 ~systemActive~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-23 06:39:42,178 INFO L448 ceAbstractionStarter]: For program point L904(lines 904 911) no Hoare annotation was computed. [2018-11-23 06:39:42,178 INFO L448 ceAbstractionStarter]: For program point L904-1(lines 904 911) no Hoare annotation was computed. [2018-11-23 06:39:42,178 INFO L448 ceAbstractionStarter]: For program point L902(line 902) no Hoare annotation was computed. [2018-11-23 06:39:42,178 INFO L444 ceAbstractionStarter]: At program point L901(line 901) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 06:39:42,178 INFO L444 ceAbstractionStarter]: At program point L900(line 900) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 06:39:42,178 INFO L444 ceAbstractionStarter]: At program point L900-1(line 900) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 06:39:42,178 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 688 702) no Hoare annotation was computed. [2018-11-23 06:39:42,178 INFO L444 ceAbstractionStarter]: At program point L694(line 694) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~waterLevel~0 2))) (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0)) (or (< 1 ~waterLevel~0) (or .cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (or .cse0 (not (= ~waterLevel~0 1))))) [2018-11-23 06:39:42,179 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 688 702) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 (not (= ~waterLevel~0 2)))) (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse2) (or .cse1 .cse0 (not (= ~waterLevel~0 1))) (or .cse2 (or .cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-11-23 06:39:42,179 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 688 702) no Hoare annotation was computed. [2018-11-23 06:39:42,179 INFO L448 ceAbstractionStarter]: For program point L692(lines 692 698) no Hoare annotation was computed. [2018-11-23 06:39:42,179 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 624 632) no Hoare annotation was computed. [2018-11-23 06:39:42,179 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 624 632) the Hoare annotation is: true [2018-11-23 06:39:42,179 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 624 632) no Hoare annotation was computed. [2018-11-23 06:39:42,179 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 796 802) no Hoare annotation was computed. [2018-11-23 06:39:42,179 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 796 802) the Hoare annotation is: true [2018-11-23 06:39:42,179 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 883 893) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 06:39:42,179 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 883 893) no Hoare annotation was computed. [2018-11-23 06:39:42,180 INFO L444 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 06:39:42,180 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 883 893) no Hoare annotation was computed. [2018-11-23 06:39:42,180 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 613 623) the Hoare annotation is: true [2018-11-23 06:39:42,180 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 613 623) no Hoare annotation was computed. [2018-11-23 06:39:42,180 INFO L451 ceAbstractionStarter]: At program point L618(line 618) the Hoare annotation is: true [2018-11-23 06:39:42,180 INFO L448 ceAbstractionStarter]: For program point L618-1(line 618) no Hoare annotation was computed. [2018-11-23 06:39:42,180 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 613 623) no Hoare annotation was computed. [2018-11-23 06:39:42,180 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 605 612) the Hoare annotation is: (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0)) [2018-11-23 06:39:42,180 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 605 612) no Hoare annotation was computed. [2018-11-23 06:39:42,180 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 605 612) no Hoare annotation was computed. [2018-11-23 06:39:42,181 INFO L444 ceAbstractionStarter]: At program point L573(line 573) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< 1 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse3 (or .cse1 .cse2 .cse0)) (or .cse3 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-11-23 06:39:42,181 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 554 578) no Hoare annotation was computed. [2018-11-23 06:39:42,181 INFO L444 ceAbstractionStarter]: At program point L568(line 568) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (< 2 ~waterLevel~0) (and (= processEnvironment_~tmp~3 0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))))) [2018-11-23 06:39:42,181 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 554 578) no Hoare annotation was computed. [2018-11-23 06:39:42,181 INFO L444 ceAbstractionStarter]: At program point L564(line 564) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (< 2 ~waterLevel~0) (and (= 2 ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))))) [2018-11-23 06:39:42,181 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 554 578) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse0 (or .cse4 .cse1 .cse2) .cse3) (or .cse3 .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))))) [2018-11-23 06:39:42,181 INFO L448 ceAbstractionStarter]: For program point L562(lines 562 570) no Hoare annotation was computed. [2018-11-23 06:39:42,181 INFO L444 ceAbstractionStarter]: At program point L560(line 560) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2) (or .cse0 (or .cse3 .cse1 .cse2) .cse4) (or .cse4 .cse2 (or .cse3 .cse1 (not (= ~waterLevel~0 2)))))) [2018-11-23 06:39:42,181 INFO L448 ceAbstractionStarter]: For program point L560-1(line 560) no Hoare annotation was computed. [2018-11-23 06:39:42,182 INFO L448 ceAbstractionStarter]: For program point L558(lines 558 575) no Hoare annotation was computed. [2018-11-23 06:39:42,182 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2018-11-23 06:39:42,182 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2018-11-23 06:39:42,182 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2018-11-23 06:39:42,182 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2018-11-23 06:39:42,182 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 546 552) no Hoare annotation was computed. [2018-11-23 06:39:42,182 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 546 552) the Hoare annotation is: true [2018-11-23 06:39:42,182 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 713 780) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 06:39:42,182 INFO L444 ceAbstractionStarter]: At program point L735(line 735) the Hoare annotation is: (let ((.cse4 (= ~systemActive~0 1)) (.cse9 (= 0 ~pumpRunning~0)) (.cse5 (= test_~splverifierCounter~0 0))) (let ((.cse3 (= ~pumpRunning~0 1)) (.cse1 (= 2 ~waterLevel~0)) (.cse7 (= ~systemActive~0 0)) (.cse6 (<= ~waterLevel~0 1)) (.cse8 (and .cse9 .cse5)) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (and .cse9 .cse4 .cse5))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse3 .cse4 .cse5) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse6 .cse3 .cse4 .cse5 .cse2) (and .cse0 .cse6 .cse2) (and .cse7 .cse1 .cse8 .cse2) (and .cse7 .cse6 .cse8 .cse2) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= 1 ~waterLevel~0))))) [2018-11-23 06:39:42,182 INFO L448 ceAbstractionStarter]: For program point L733(lines 733 739) no Hoare annotation was computed. [2018-11-23 06:39:42,183 INFO L448 ceAbstractionStarter]: For program point L733-1(lines 733 739) no Hoare annotation was computed. [2018-11-23 06:39:42,183 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 713 780) no Hoare annotation was computed. [2018-11-23 06:39:42,183 INFO L448 ceAbstractionStarter]: For program point L725(lines 725 729) no Hoare annotation was computed. [2018-11-23 06:39:42,183 INFO L444 ceAbstractionStarter]: At program point L773(lines 722 774) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 06:39:42,183 INFO L444 ceAbstractionStarter]: At program point L763(line 763) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= 2 ~waterLevel~0) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1) .cse1) (and (<= ~waterLevel~0 1) (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))))) [2018-11-23 06:39:42,183 INFO L448 ceAbstractionStarter]: For program point L761(lines 761 767) no Hoare annotation was computed. [2018-11-23 06:39:42,183 INFO L444 ceAbstractionStarter]: At program point L761-1(lines 753 768) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 1)) (.cse4 (= 2 ~waterLevel~0)) (.cse5 (= 0 ~pumpRunning~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 1) .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse2) (and .cse5 .cse4 .cse1 .cse2) (and .cse5 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (and (and .cse5 .cse2) (= ~systemActive~0 0) (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (and .cse5 (<= ~waterLevel~0 2) .cse1 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)))) [2018-11-23 06:39:42,183 INFO L448 ceAbstractionStarter]: For program point L724(lines 723 772) no Hoare annotation was computed. [2018-11-23 06:39:42,184 INFO L444 ceAbstractionStarter]: At program point L755(line 755) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse3 (= ~pumpRunning~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2) (and .cse1 .cse3 .cse2) (not (= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 1) (and .cse0 .cse2 .cse4)) (and (<= ~waterLevel~0 2) .cse3 .cse2 .cse4))) [2018-11-23 06:39:42,184 INFO L448 ceAbstractionStarter]: For program point L753(lines 753 768) no Hoare annotation was computed. [2018-11-23 06:39:42,184 INFO L444 ceAbstractionStarter]: At program point L745(line 745) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse6 (= 2 ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse4 .cse1 .cse2 .cse5) (and (= ~systemActive~0 0) .cse0 .cse3 .cse2 .cse5) (and .cse0 .cse6 .cse1 .cse2) (and .cse0 .cse3 .cse1 .cse2 .cse5) (and .cse6 .cse4 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)))) [2018-11-23 06:39:42,184 INFO L448 ceAbstractionStarter]: For program point L743(lines 743 749) no Hoare annotation was computed. [2018-11-23 06:39:42,184 INFO L448 ceAbstractionStarter]: For program point L743-1(lines 743 749) no Hoare annotation was computed. [2018-11-23 06:39:42,184 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 713 780) no Hoare annotation was computed. [2018-11-23 06:39:42,184 INFO L444 ceAbstractionStarter]: At program point L770(lines 723 772) the Hoare annotation is: (let ((.cse5 (= ~systemActive~0 0)) (.cse7 (<= ~waterLevel~0 1)) (.cse1 (= ~pumpRunning~0 1)) (.cse4 (= 0 ~pumpRunning~0)) (.cse0 (= 2 ~waterLevel~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse5 .cse4 .cse0 .cse3 .cse6) (and .cse4 .cse7 .cse2 .cse3 .cse6) (and .cse5 .cse4 .cse7 .cse3 .cse6) (not (= 0 |old(~pumpRunning~0)|)) (and .cse7 .cse1 .cse2 .cse3 .cse6) (and .cse4 .cse0 .cse2 .cse3 .cse6) (not (= |old(~waterLevel~0)| 1)))) [2018-11-23 06:39:42,184 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 579 586) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-23 06:39:42,184 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 579 586) no Hoare annotation was computed. [2018-11-23 06:39:42,184 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 579 586) no Hoare annotation was computed. [2018-11-23 06:39:42,185 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 06:39:42,185 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-23 06:39:42,185 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 06:39:42,185 INFO L444 ceAbstractionStarter]: At program point L593(line 593) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-23 06:39:42,185 INFO L448 ceAbstractionStarter]: For program point L593-1(line 593) no Hoare annotation was computed. [2018-11-23 06:39:42,185 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 588 604) no Hoare annotation was computed. [2018-11-23 06:39:42,185 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 588 604) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-23 06:39:42,185 INFO L444 ceAbstractionStarter]: At program point L599(line 599) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-23 06:39:42,185 INFO L448 ceAbstractionStarter]: For program point L599-1(lines 588 604) no Hoare annotation was computed. [2018-11-23 06:39:42,185 INFO L448 ceAbstractionStarter]: For program point L595(lines 595 601) no Hoare annotation was computed. [2018-11-23 06:39:42,185 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 669 687) no Hoare annotation was computed. [2018-11-23 06:39:42,186 INFO L448 ceAbstractionStarter]: For program point L678(lines 678 682) no Hoare annotation was computed. [2018-11-23 06:39:42,186 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 669 687) the Hoare annotation is: true [2018-11-23 06:39:42,186 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 669 687) no Hoare annotation was computed. [2018-11-23 06:39:42,186 INFO L451 ceAbstractionStarter]: At program point L676(line 676) the Hoare annotation is: true [2018-11-23 06:39:42,186 INFO L448 ceAbstractionStarter]: For program point L678-2(lines 678 682) no Hoare annotation was computed. [2018-11-23 06:39:42,186 INFO L448 ceAbstractionStarter]: For program point L676-1(line 676) no Hoare annotation was computed. [2018-11-23 06:39:42,186 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 117 125) the Hoare annotation is: true [2018-11-23 06:39:42,186 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2018-11-23 06:39:42,186 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2018-11-23 06:39:42,186 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2018-11-23 06:39:42,186 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: true [2018-11-23 06:39:42,186 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2018-11-23 06:39:42,187 INFO L448 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-11-23 06:39:42,187 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 821 850) no Hoare annotation was computed. [2018-11-23 06:39:42,187 INFO L451 ceAbstractionStarter]: At program point L831-2(lines 831 845) the Hoare annotation is: true [2018-11-23 06:39:42,187 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 821 850) the Hoare annotation is: true [2018-11-23 06:39:42,187 INFO L451 ceAbstractionStarter]: At program point L827(line 827) the Hoare annotation is: true [2018-11-23 06:39:42,187 INFO L448 ceAbstractionStarter]: For program point L827-1(line 827) no Hoare annotation was computed. [2018-11-23 06:39:42,187 INFO L451 ceAbstractionStarter]: At program point L846(lines 821 850) the Hoare annotation is: true [2018-11-23 06:39:42,187 INFO L448 ceAbstractionStarter]: For program point L842(line 842) no Hoare annotation was computed. [2018-11-23 06:39:42,187 INFO L448 ceAbstractionStarter]: For program point L835(lines 835 839) no Hoare annotation was computed. [2018-11-23 06:39:42,187 INFO L451 ceAbstractionStarter]: At program point L835-1(lines 835 839) the Hoare annotation is: true [2018-11-23 06:39:42,188 INFO L444 ceAbstractionStarter]: At program point L535(line 535) the Hoare annotation is: (let ((.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 1)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse6 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) (<= ~waterLevel~0 1) .cse2 .cse5)) (.cse1 (< 1 |old(~waterLevel~0)|)) (.cse9 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse11 (and (= 0 ~pumpRunning~0) .cse3 .cse5)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse8 (not (= ~systemActive~0 1))) (.cse10 (not (= |old(~waterLevel~0)| 2))) (.cse7 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (not (= ~systemActive~0 0)) (< 2 |old(~waterLevel~0)|) .cse0) (or .cse1 (and .cse2 .cse3 .cse4 .cse5) .cse6 .cse7 .cse8 .cse9) (or .cse6 .cse7 .cse8 .cse10) (or .cse1 (or .cse0 .cse8 .cse9) .cse11) (or (or .cse0 .cse8 .cse10) .cse11) (or .cse0 .cse8 .cse11 .cse4) (or (= 1 ~waterLevel~0) (or (or .cse8 .cse10) .cse7))))) [2018-11-23 06:39:42,188 INFO L444 ceAbstractionStarter]: At program point L533(lines 533 539) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse8 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse9 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) (<= ~waterLevel~0 1) .cse4 .cse8)) (.cse6 (< 1 |old(~waterLevel~0)|)) (.cse11 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (= 0 ~pumpRunning~0) .cse5 .cse8)) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse10 (not (= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 .cse3) (and .cse4 .cse5)) (or .cse6 (and .cse4 .cse5 .cse7 .cse8) .cse9 .cse10 .cse2 .cse11) (or .cse0 (not (= ~systemActive~0 0)) (< 2 |old(~waterLevel~0)|) .cse1) (or .cse9 .cse10 .cse2 .cse3) (or .cse6 (or .cse1 .cse2 .cse11) .cse0) (or .cse1 .cse2 .cse0 .cse7) (or (= 1 ~waterLevel~0) (or (or .cse2 .cse3) .cse10))))) [2018-11-23 06:39:42,188 INFO L444 ceAbstractionStarter]: At program point L528(line 528) the Hoare annotation is: (let ((.cse6 (and (= ~pumpRunning~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse5 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse0 (< 2 |old(~waterLevel~0)|))) (and (or (not (= ~systemActive~0 0)) .cse0 .cse1) (or .cse1 .cse2 .cse3) (or .cse1 .cse2 (not (= |old(~waterLevel~0)| 1))) (or (< 1 |old(~waterLevel~0)|) .cse4 .cse2 .cse5 .cse6) (or .cse6 (or (or .cse2 .cse3) .cse4)) (or (or .cse1 .cse2 .cse5) .cse0))) [2018-11-23 06:39:42,188 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 519 545) the Hoare annotation is: (let ((.cse13 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (let ((.cse9 (or .cse7 .cse2 .cse3)) (.cse10 (< 1 |old(~waterLevel~0)|)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse12 (and (= ~pumpRunning~0 1) .cse13)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (< 2 |old(~waterLevel~0)|)) (.cse6 (and (= 0 ~pumpRunning~0) .cse13)) (.cse8 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= ~systemActive~0 0))) (.cse11 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse8) (or .cse9 .cse0 .cse4) (or .cse10 .cse5 .cse7 .cse6) (or .cse7 .cse2 .cse6 .cse11) (or .cse10 .cse9 .cse6) (or .cse12 (or (or .cse2 .cse8) .cse1)) (or .cse10 .cse1 .cse2 .cse3 .cse12) (or .cse4 .cse5 (or .cse7 .cse3) .cse0) (or .cse6 (or .cse7 .cse2 .cse8)) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse7 .cse5 (<= 1 ~switchedOnBeforeTS~0) .cse11)))) [2018-11-23 06:39:42,188 INFO L448 ceAbstractionStarter]: For program point L526(lines 522 544) no Hoare annotation was computed. [2018-11-23 06:39:42,188 INFO L448 ceAbstractionStarter]: For program point L524(lines 522 544) no Hoare annotation was computed. [2018-11-23 06:39:42,188 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 519 545) no Hoare annotation was computed. [2018-11-23 06:39:42,188 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 519 545) no Hoare annotation was computed. [2018-11-23 06:39:42,189 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2018-11-23 06:39:42,189 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2018-11-23 06:39:42,189 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2018-11-23 06:39:42,189 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: (or (< 2 |old(~waterLevel~0)|) (not (= ~systemActive~0 1)) (not (= 1 ~pumpRunning~0)) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-23 06:39:42,189 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2018-11-23 06:39:42,189 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2018-11-23 06:39:42,189 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 875 881) no Hoare annotation was computed. [2018-11-23 06:39:42,189 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 875 881) the Hoare annotation is: true [2018-11-23 06:39:42,189 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 06:39:42,189 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-23 06:39:42,189 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 06:39:42,189 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 06:39:42,190 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 703 710) no Hoare annotation was computed. [2018-11-23 06:39:42,190 INFO L451 ceAbstractionStarter]: At program point startSystemENTRY(lines 703 710) the Hoare annotation is: true [2018-11-23 06:39:42,190 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 703 710) no Hoare annotation was computed. [2018-11-23 06:39:42,190 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2018-11-23 06:39:42,190 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2018-11-23 06:39:42,190 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse4 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= ~systemActive~0 1)))) (let ((.cse5 (or .cse4 .cse7)) (.cse1 (not (= ~systemActive~0 0))) (.cse6 (not (= |old(~waterLevel~0)| 2))) (.cse0 (< 1 |old(~waterLevel~0)|)) (.cse8 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse3 .cse2 .cse6) (or .cse7 .cse8 .cse3 .cse6) (or (or .cse4 .cse7 (not (= |old(~waterLevel~0)| 1))) .cse3) (or .cse0 .cse5 .cse2 .cse3) (or .cse3 .cse1 .cse2 .cse4 .cse6) (or .cse0 .cse7 .cse8 .cse2 .cse3)))) [2018-11-23 06:39:42,190 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 918 925) no Hoare annotation was computed. [2018-11-23 06:39:42,190 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 922) no Hoare annotation was computed. [2018-11-23 06:39:42,190 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 918 925) the Hoare annotation is: true [2018-11-23 06:39:42,191 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 918 925) no Hoare annotation was computed. [2018-11-23 06:39:42,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 06:39:42 BoogieIcfgContainer [2018-11-23 06:39:42,204 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 06:39:42,205 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 06:39:42,205 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 06:39:42,205 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 06:39:42,205 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:39:31" (3/4) ... [2018-11-23 06:39:42,209 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 06:39:42,215 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 06:39:42,215 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 06:39:42,215 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-23 06:39:42,215 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-23 06:39:42,215 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-23 06:39:42,215 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 06:39:42,215 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-23 06:39:42,215 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 06:39:42,216 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 06:39:42,216 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 06:39:42,216 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-23 06:39:42,216 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 06:39:42,216 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 06:39:42,216 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-23 06:39:42,216 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 06:39:42,216 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 06:39:42,216 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-23 06:39:42,216 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 06:39:42,216 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-23 06:39:42,216 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-23 06:39:42,216 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-23 06:39:42,216 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 06:39:42,216 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 06:39:42,216 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 06:39:42,216 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 06:39:42,216 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 06:39:42,216 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 06:39:42,217 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-23 06:39:42,217 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 06:39:42,217 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 06:39:42,223 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-11-23 06:39:42,223 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 06:39:42,223 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 06:39:42,224 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 06:39:42,224 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 06:39:42,224 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 06:39:42,225 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 06:39:42,249 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) || (((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || ((((systemActive == 0 && 0 == pumpRunning) && 2 == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((systemActive == 0 && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || ((((waterLevel <= 1 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) [2018-11-23 06:39:42,249 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-23 06:39:42,282 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_eba1462c-2c27-4da4-a109-0e593c263c34/bin-2019/uautomizer/witness.graphml [2018-11-23 06:39:42,282 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 06:39:42,283 INFO L168 Benchmark]: Toolchain (without parser) took 11899.70 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 568.3 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -172.2 MB). Peak memory consumption was 396.1 MB. Max. memory is 11.5 GB. [2018-11-23 06:39:42,283 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:39:42,283 INFO L168 Benchmark]: CACSL2BoogieTranslator took 369.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -181.3 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-23 06:39:42,284 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.42 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:39:42,284 INFO L168 Benchmark]: Boogie Preprocessor took 29.60 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. [2018-11-23 06:39:42,284 INFO L168 Benchmark]: RCFGBuilder took 486.34 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: 51.5 MB). Peak memory consumption was 51.5 MB. Max. memory is 11.5 GB. [2018-11-23 06:39:42,284 INFO L168 Benchmark]: TraceAbstraction took 10905.83 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 423.6 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -61.0 MB). Peak memory consumption was 560.4 MB. Max. memory is 11.5 GB. [2018-11-23 06:39:42,285 INFO L168 Benchmark]: Witness Printer took 77.39 ms. Allocated memory is still 1.6 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. [2018-11-23 06:39:42,286 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 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 369.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -181.3 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.42 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.60 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 486.34 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: 51.5 MB). Peak memory consumption was 51.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10905.83 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 423.6 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -61.0 MB). Peak memory consumption was 560.4 MB. Max. memory is 11.5 GB. * Witness Printer took 77.39 ms. Allocated memory is still 1.6 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 922]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: (((((((((((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) || (((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || ((((systemActive == 0 && 0 == pumpRunning) && 2 == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((systemActive == 0 && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || ((((waterLevel <= 1 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 31 procedures, 156 locations, 1 error locations. SAFE Result, 10.8s OverallTime, 11 OverallIterations, 6 TraceHistogramMax, 4.0s AutomataDifference, 0.0s DeadEndRemovalTime, 4.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 2165 SDtfs, 1967 SDslu, 6305 SDs, 0 SdLazy, 4584 SolverSat, 878 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 622 GetRequests, 502 SyntacticMatches, 2 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 478 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1552occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 740 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 2812 PreInvPairs, 3163 NumberOfFragments, 2547 HoareAnnotationTreeSize, 2812 FomulaSimplifications, 30326 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 64 FomulaSimplificationsInter, 21521 FormulaSimplificationTreeSizeReductionInter, 3.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1864 NumberOfCodeBlocks, 1864 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1851 ConstructedInterpolants, 0 QuantifiedInterpolants, 524843 SizeOfPredicates, 10 NumberOfNonLiveVariables, 2203 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 13 InterpolantComputations, 9 PerfectInterpolantSequences, 1098/1134 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...