./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 426d9f957077f660214567f7d0d5aaa1a30c29c0 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 18:48:00,808 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 18:48:00,810 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 18:48:00,822 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 18:48:00,822 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 18:48:00,823 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 18:48:00,825 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 18:48:00,826 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 18:48:00,828 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 18:48:00,829 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 18:48:00,830 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 18:48:00,830 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 18:48:00,831 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 18:48:00,832 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 18:48:00,833 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 18:48:00,834 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 18:48:00,835 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 18:48:00,837 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 18:48:00,839 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 18:48:00,841 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 18:48:00,842 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 18:48:00,843 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 18:48:00,846 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 18:48:00,846 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 18:48:00,846 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 18:48:00,847 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 18:48:00,848 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 18:48:00,849 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 18:48:00,850 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 18:48:00,851 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 18:48:00,851 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 18:48:00,852 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 18:48:00,852 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 18:48:00,852 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 18:48:00,853 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 18:48:00,854 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 18:48:00,854 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 18:48:00,870 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 18:48:00,871 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 18:48:00,873 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 18:48:00,873 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 18:48:00,873 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 18:48:00,873 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 18:48:00,874 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 18:48:00,874 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 18:48:00,874 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 18:48:00,875 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 18:48:00,875 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 18:48:00,875 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 18:48:00,875 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 18:48:00,875 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 18:48:00,875 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 18:48:00,876 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 18:48:00,876 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 18:48:00,876 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 18:48:00,876 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 18:48:00,877 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 18:48:00,877 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 18:48:00,877 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 18:48:00,877 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 18:48:00,877 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 18:48:00,878 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 18:48:00,878 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 18:48:00,878 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 18:48:00,878 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 18:48:00,878 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 18:48:00,878 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 18:48:00,879 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 426d9f957077f660214567f7d0d5aaa1a30c29c0 [2018-11-28 18:48:00,945 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 18:48:00,962 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 18:48:00,970 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 18:48:00,972 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 18:48:00,972 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 18:48:00,973 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c [2018-11-28 18:48:01,048 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54cb656e1/62d102ceffb64cf7a6361c04e5a48354/FLAG45e02d1d1 [2018-11-28 18:48:01,611 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 18:48:01,611 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c [2018-11-28 18:48:01,627 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54cb656e1/62d102ceffb64cf7a6361c04e5a48354/FLAG45e02d1d1 [2018-11-28 18:48:01,892 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54cb656e1/62d102ceffb64cf7a6361c04e5a48354 [2018-11-28 18:48:01,896 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 18:48:01,897 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 18:48:01,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 18:48:01,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 18:48:01,908 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 18:48:01,911 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:48:01" (1/1) ... [2018-11-28 18:48:01,916 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71aa32a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:01, skipping insertion in model container [2018-11-28 18:48:01,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:48:01" (1/1) ... [2018-11-28 18:48:01,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 18:48:02,000 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 18:48:02,392 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:48:02,417 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 18:48:02,527 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:48:02,652 INFO L195 MainTranslator]: Completed translation [2018-11-28 18:48:02,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:02 WrapperNode [2018-11-28 18:48:02,653 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 18:48:02,654 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 18:48:02,654 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 18:48:02,654 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 18:48:02,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:02" (1/1) ... [2018-11-28 18:48:02,702 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:02" (1/1) ... [2018-11-28 18:48:02,716 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 18:48:02,717 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 18:48:02,717 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 18:48:02,717 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 18:48:02,729 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:02" (1/1) ... [2018-11-28 18:48:02,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:02" (1/1) ... [2018-11-28 18:48:02,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:02" (1/1) ... [2018-11-28 18:48:02,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:02" (1/1) ... [2018-11-28 18:48:02,752 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:02" (1/1) ... [2018-11-28 18:48:02,768 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:02" (1/1) ... [2018-11-28 18:48:02,776 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:02" (1/1) ... [2018-11-28 18:48:02,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 18:48:02,787 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 18:48:02,787 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 18:48:02,787 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 18:48:02,788 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:02" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 18:48:02,843 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 18:48:02,843 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 18:48:02,843 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 18:48:02,843 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 18:48:02,844 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-28 18:48:02,844 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-28 18:48:02,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 18:48:02,845 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 18:48:02,845 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 18:48:02,845 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 18:48:02,845 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 18:48:02,845 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 18:48:02,845 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 18:48:02,846 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 18:48:02,846 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 18:48:02,846 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 18:48:02,846 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 18:48:02,846 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 18:48:02,846 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 18:48:02,846 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 18:48:02,847 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 18:48:02,847 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-28 18:48:02,847 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-28 18:48:02,847 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 18:48:02,847 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 18:48:02,848 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 18:48:02,848 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 18:48:02,848 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 18:48:02,848 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 18:48:02,848 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 18:48:02,848 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 18:48:02,848 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 18:48:02,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 18:48:02,849 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 18:48:02,849 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 18:48:02,849 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-28 18:48:02,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-28 18:48:02,849 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-28 18:48:02,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-28 18:48:02,850 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-28 18:48:02,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-28 18:48:02,850 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 18:48:02,850 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 18:48:02,850 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 18:48:02,850 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 18:48:02,851 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 18:48:02,851 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 18:48:02,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 18:48:02,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 18:48:02,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 18:48:02,851 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 18:48:02,851 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 18:48:02,851 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 18:48:02,852 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 18:48:02,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 18:48:02,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 18:48:03,947 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 18:48:03,948 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 18:48:03,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:48:03 BoogieIcfgContainer [2018-11-28 18:48:03,948 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 18:48:03,949 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 18:48:03,949 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 18:48:03,952 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 18:48:03,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 06:48:01" (1/3) ... [2018-11-28 18:48:03,953 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3629024d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:48:03, skipping insertion in model container [2018-11-28 18:48:03,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:02" (2/3) ... [2018-11-28 18:48:03,954 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3629024d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:48:03, skipping insertion in model container [2018-11-28 18:48:03,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:48:03" (3/3) ... [2018-11-28 18:48:03,956 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product35_true-unreach-call_false-termination.cil.c [2018-11-28 18:48:03,966 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 18:48:03,976 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 18:48:03,993 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 18:48:04,027 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 18:48:04,028 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 18:48:04,028 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 18:48:04,028 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 18:48:04,028 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 18:48:04,028 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 18:48:04,028 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 18:48:04,029 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 18:48:04,029 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 18:48:04,057 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states. [2018-11-28 18:48:04,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-28 18:48:04,067 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:04,068 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] [2018-11-28 18:48:04,070 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:04,076 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:04,076 INFO L82 PathProgramCache]: Analyzing trace with hash 1767142288, now seen corresponding path program 1 times [2018-11-28 18:48:04,078 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:04,079 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:04,131 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:04,132 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:04,132 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:04,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:04,471 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:48:04,474 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:04,474 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 18:48:04,479 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 18:48:04,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 18:48:04,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 18:48:04,496 INFO L87 Difference]: Start difference. First operand 137 states. Second operand 2 states. [2018-11-28 18:48:04,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:04,538 INFO L93 Difference]: Finished difference Result 244 states and 303 transitions. [2018-11-28 18:48:04,539 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 18:48:04,540 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-28 18:48:04,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:04,555 INFO L225 Difference]: With dead ends: 244 [2018-11-28 18:48:04,556 INFO L226 Difference]: Without dead ends: 124 [2018-11-28 18:48:04,561 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 [2018-11-28 18:48:04,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-11-28 18:48:04,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2018-11-28 18:48:04,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-11-28 18:48:04,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 145 transitions. [2018-11-28 18:48:04,627 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 145 transitions. Word has length 59 [2018-11-28 18:48:04,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:04,628 INFO L480 AbstractCegarLoop]: Abstraction has 124 states and 145 transitions. [2018-11-28 18:48:04,628 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 18:48:04,629 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 145 transitions. [2018-11-28 18:48:04,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-28 18:48:04,635 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:04,636 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] [2018-11-28 18:48:04,636 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:04,636 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:04,637 INFO L82 PathProgramCache]: Analyzing trace with hash -2037500954, now seen corresponding path program 1 times [2018-11-28 18:48:04,637 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:04,637 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:04,638 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:04,638 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:04,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:04,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:04,967 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:48:04,968 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:04,968 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 18:48:04,970 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 18:48:04,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 18:48:04,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:48:04,971 INFO L87 Difference]: Start difference. First operand 124 states and 145 transitions. Second operand 7 states. [2018-11-28 18:48:06,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:06,496 INFO L93 Difference]: Finished difference Result 381 states and 471 transitions. [2018-11-28 18:48:06,497 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 18:48:06,497 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2018-11-28 18:48:06,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:06,503 INFO L225 Difference]: With dead ends: 381 [2018-11-28 18:48:06,504 INFO L226 Difference]: Without dead ends: 285 [2018-11-28 18:48:06,506 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 18:48:06,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2018-11-28 18:48:06,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 265. [2018-11-28 18:48:06,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2018-11-28 18:48:06,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 324 transitions. [2018-11-28 18:48:06,557 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 324 transitions. Word has length 64 [2018-11-28 18:48:06,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:06,558 INFO L480 AbstractCegarLoop]: Abstraction has 265 states and 324 transitions. [2018-11-28 18:48:06,558 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 18:48:06,558 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 324 transitions. [2018-11-28 18:48:06,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-28 18:48:06,562 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:06,563 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] [2018-11-28 18:48:06,563 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:06,563 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:06,563 INFO L82 PathProgramCache]: Analyzing trace with hash -1909002567, now seen corresponding path program 1 times [2018-11-28 18:48:06,564 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:06,565 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:06,566 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:06,566 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:06,566 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:06,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:06,714 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:48:06,714 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:06,715 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 18:48:06,715 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 18:48:06,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 18:48:06,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 18:48:06,716 INFO L87 Difference]: Start difference. First operand 265 states and 324 transitions. Second operand 5 states. [2018-11-28 18:48:07,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:07,768 INFO L93 Difference]: Finished difference Result 745 states and 986 transitions. [2018-11-28 18:48:07,770 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 18:48:07,770 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 72 [2018-11-28 18:48:07,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:07,778 INFO L225 Difference]: With dead ends: 745 [2018-11-28 18:48:07,778 INFO L226 Difference]: Without dead ends: 508 [2018-11-28 18:48:07,781 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-28 18:48:07,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2018-11-28 18:48:07,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 452. [2018-11-28 18:48:07,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 452 states. [2018-11-28 18:48:07,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 452 states and 561 transitions. [2018-11-28 18:48:07,849 INFO L78 Accepts]: Start accepts. Automaton has 452 states and 561 transitions. Word has length 72 [2018-11-28 18:48:07,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:07,850 INFO L480 AbstractCegarLoop]: Abstraction has 452 states and 561 transitions. [2018-11-28 18:48:07,850 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 18:48:07,850 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 561 transitions. [2018-11-28 18:48:07,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-28 18:48:07,852 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:07,853 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] [2018-11-28 18:48:07,853 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:07,853 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:07,853 INFO L82 PathProgramCache]: Analyzing trace with hash -1035818203, now seen corresponding path program 1 times [2018-11-28 18:48:07,854 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:07,854 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:07,855 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:07,855 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:07,855 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:07,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:08,089 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 18:48:08,089 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:08,089 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 18:48:08,090 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 18:48:08,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 18:48:08,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:48:08,091 INFO L87 Difference]: Start difference. First operand 452 states and 561 transitions. Second operand 7 states. [2018-11-28 18:48:09,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:09,076 INFO L93 Difference]: Finished difference Result 937 states and 1212 transitions. [2018-11-28 18:48:09,078 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 18:48:09,078 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-11-28 18:48:09,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:09,084 INFO L225 Difference]: With dead ends: 937 [2018-11-28 18:48:09,084 INFO L226 Difference]: Without dead ends: 513 [2018-11-28 18:48:09,086 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-28 18:48:09,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states. [2018-11-28 18:48:09,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 449. [2018-11-28 18:48:09,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 449 states. [2018-11-28 18:48:09,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 552 transitions. [2018-11-28 18:48:09,135 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 552 transitions. Word has length 70 [2018-11-28 18:48:09,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:09,135 INFO L480 AbstractCegarLoop]: Abstraction has 449 states and 552 transitions. [2018-11-28 18:48:09,136 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 18:48:09,136 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 552 transitions. [2018-11-28 18:48:09,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-28 18:48:09,138 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:09,138 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] [2018-11-28 18:48:09,139 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:09,139 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:09,139 INFO L82 PathProgramCache]: Analyzing trace with hash -183491118, now seen corresponding path program 1 times [2018-11-28 18:48:09,139 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:09,139 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:09,140 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:09,140 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:09,140 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:09,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:09,261 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:48:09,261 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:09,261 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:48:09,262 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:48:09,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:48:09,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:48:09,262 INFO L87 Difference]: Start difference. First operand 449 states and 552 transitions. Second operand 3 states. [2018-11-28 18:48:09,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:09,299 INFO L93 Difference]: Finished difference Result 697 states and 823 transitions. [2018-11-28 18:48:09,299 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:48:09,299 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 83 [2018-11-28 18:48:09,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:09,304 INFO L225 Difference]: With dead ends: 697 [2018-11-28 18:48:09,305 INFO L226 Difference]: Without dead ends: 380 [2018-11-28 18:48:09,306 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 [2018-11-28 18:48:09,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2018-11-28 18:48:09,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2018-11-28 18:48:09,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2018-11-28 18:48:09,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 448 transitions. [2018-11-28 18:48:09,349 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 448 transitions. Word has length 83 [2018-11-28 18:48:09,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:09,349 INFO L480 AbstractCegarLoop]: Abstraction has 380 states and 448 transitions. [2018-11-28 18:48:09,349 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:48:09,349 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 448 transitions. [2018-11-28 18:48:09,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-28 18:48:09,356 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:09,357 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] [2018-11-28 18:48:09,357 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:09,357 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:09,357 INFO L82 PathProgramCache]: Analyzing trace with hash 1864868544, now seen corresponding path program 1 times [2018-11-28 18:48:09,357 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:09,366 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:09,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:09,367 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:09,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:09,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:09,790 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:48:09,790 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:09,791 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:48:09,791 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:48:09,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:48:09,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:48:09,792 INFO L87 Difference]: Start difference. First operand 380 states and 448 transitions. Second operand 6 states. [2018-11-28 18:48:09,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:09,964 INFO L93 Difference]: Finished difference Result 742 states and 887 transitions. [2018-11-28 18:48:09,965 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 18:48:09,965 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 87 [2018-11-28 18:48:09,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:09,968 INFO L225 Difference]: With dead ends: 742 [2018-11-28 18:48:09,968 INFO L226 Difference]: Without dead ends: 390 [2018-11-28 18:48:09,970 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:48:09,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2018-11-28 18:48:09,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 390. [2018-11-28 18:48:09,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 390 states. [2018-11-28 18:48:09,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 458 transitions. [2018-11-28 18:48:09,998 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 458 transitions. Word has length 87 [2018-11-28 18:48:09,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:09,998 INFO L480 AbstractCegarLoop]: Abstraction has 390 states and 458 transitions. [2018-11-28 18:48:09,998 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:48:09,998 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 458 transitions. [2018-11-28 18:48:10,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-28 18:48:10,001 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:10,001 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] [2018-11-28 18:48:10,002 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:10,002 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:10,003 INFO L82 PathProgramCache]: Analyzing trace with hash -1043895358, now seen corresponding path program 1 times [2018-11-28 18:48:10,003 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:10,003 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:10,005 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:10,005 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:10,005 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:10,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:10,225 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:48:10,226 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:10,226 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 18:48:10,226 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 18:48:10,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 18:48:10,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 18:48:10,227 INFO L87 Difference]: Start difference. First operand 390 states and 458 transitions. Second operand 8 states. [2018-11-28 18:48:10,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:10,340 INFO L93 Difference]: Finished difference Result 766 states and 920 transitions. [2018-11-28 18:48:10,342 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:48:10,342 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 87 [2018-11-28 18:48:10,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:10,345 INFO L225 Difference]: With dead ends: 766 [2018-11-28 18:48:10,346 INFO L226 Difference]: Without dead ends: 404 [2018-11-28 18:48:10,347 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 18:48:10,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 404 states. [2018-11-28 18:48:10,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 404 to 398. [2018-11-28 18:48:10,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 398 states. [2018-11-28 18:48:10,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 466 transitions. [2018-11-28 18:48:10,374 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 466 transitions. Word has length 87 [2018-11-28 18:48:10,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:10,374 INFO L480 AbstractCegarLoop]: Abstraction has 398 states and 466 transitions. [2018-11-28 18:48:10,374 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 18:48:10,374 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 466 transitions. [2018-11-28 18:48:10,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-28 18:48:10,377 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:10,377 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] [2018-11-28 18:48:10,377 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:10,378 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:10,378 INFO L82 PathProgramCache]: Analyzing trace with hash 1067395011, now seen corresponding path program 1 times [2018-11-28 18:48:10,378 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:10,378 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:10,380 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:10,381 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:10,381 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:10,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:10,719 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-28 18:48:10,728 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:48:10,729 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:10,729 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 18:48:10,729 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 18:48:10,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 18:48:10,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 18:48:10,730 INFO L87 Difference]: Start difference. First operand 398 states and 466 transitions. Second operand 4 states. [2018-11-28 18:48:12,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:12,146 INFO L93 Difference]: Finished difference Result 1248 states and 1525 transitions. [2018-11-28 18:48:12,147 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 18:48:12,147 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 87 [2018-11-28 18:48:12,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:12,154 INFO L225 Difference]: With dead ends: 1248 [2018-11-28 18:48:12,154 INFO L226 Difference]: Without dead ends: 878 [2018-11-28 18:48:12,156 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 18:48:12,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 878 states. [2018-11-28 18:48:12,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 878 to 861. [2018-11-28 18:48:12,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 861 states. [2018-11-28 18:48:12,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 861 states and 1026 transitions. [2018-11-28 18:48:12,216 INFO L78 Accepts]: Start accepts. Automaton has 861 states and 1026 transitions. Word has length 87 [2018-11-28 18:48:12,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:12,216 INFO L480 AbstractCegarLoop]: Abstraction has 861 states and 1026 transitions. [2018-11-28 18:48:12,216 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 18:48:12,216 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1026 transitions. [2018-11-28 18:48:12,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-28 18:48:12,220 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:12,221 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] [2018-11-28 18:48:12,221 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:12,221 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:12,221 INFO L82 PathProgramCache]: Analyzing trace with hash 969605833, now seen corresponding path program 1 times [2018-11-28 18:48:12,221 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:12,221 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:12,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:12,222 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:12,224 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:12,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:12,525 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:48:12,525 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:12,526 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 18:48:12,526 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 18:48:12,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 18:48:12,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-28 18:48:12,528 INFO L87 Difference]: Start difference. First operand 861 states and 1026 transitions. Second operand 9 states. [2018-11-28 18:48:13,130 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 6 [2018-11-28 18:48:14,855 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 7 [2018-11-28 18:48:15,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:15,875 INFO L93 Difference]: Finished difference Result 2328 states and 2883 transitions. [2018-11-28 18:48:15,876 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-28 18:48:15,876 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 91 [2018-11-28 18:48:15,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:15,886 INFO L225 Difference]: With dead ends: 2328 [2018-11-28 18:48:15,887 INFO L226 Difference]: Without dead ends: 1667 [2018-11-28 18:48:15,890 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-28 18:48:15,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1667 states. [2018-11-28 18:48:15,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1667 to 1468. [2018-11-28 18:48:15,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1468 states. [2018-11-28 18:48:15,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1468 states and 1724 transitions. [2018-11-28 18:48:15,987 INFO L78 Accepts]: Start accepts. Automaton has 1468 states and 1724 transitions. Word has length 91 [2018-11-28 18:48:15,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:15,987 INFO L480 AbstractCegarLoop]: Abstraction has 1468 states and 1724 transitions. [2018-11-28 18:48:15,987 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 18:48:15,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 1724 transitions. [2018-11-28 18:48:15,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-28 18:48:15,992 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:15,992 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:48:15,993 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:15,993 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:15,993 INFO L82 PathProgramCache]: Analyzing trace with hash -1743230491, now seen corresponding path program 1 times [2018-11-28 18:48:15,993 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:15,993 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:15,994 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:15,994 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:15,994 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:16,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:16,655 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-28 18:48:16,655 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 18:48:16,655 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-11-28 18:48:16,666 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:16,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:16,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 18:48:17,579 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:48:17,612 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 18:48:17,612 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-28 18:48:17,613 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-28 18:48:17,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-28 18:48:17,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-28 18:48:17,614 INFO L87 Difference]: Start difference. First operand 1468 states and 1724 transitions. Second operand 16 states. [2018-11-28 18:48:21,084 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 6 [2018-11-28 18:48:22,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:22,656 INFO L93 Difference]: Finished difference Result 2794 states and 3382 transitions. [2018-11-28 18:48:22,657 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-28 18:48:22,657 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 134 [2018-11-28 18:48:22,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:22,667 INFO L225 Difference]: With dead ends: 2794 [2018-11-28 18:48:22,667 INFO L226 Difference]: Without dead ends: 1520 [2018-11-28 18:48:22,672 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-11-28 18:48:22,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1520 states. [2018-11-28 18:48:22,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1520 to 1038. [2018-11-28 18:48:22,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1038 states. [2018-11-28 18:48:22,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 1038 states and 1190 transitions. [2018-11-28 18:48:22,769 INFO L78 Accepts]: Start accepts. Automaton has 1038 states and 1190 transitions. Word has length 134 [2018-11-28 18:48:22,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:22,769 INFO L480 AbstractCegarLoop]: Abstraction has 1038 states and 1190 transitions. [2018-11-28 18:48:22,770 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-28 18:48:22,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1190 transitions. [2018-11-28 18:48:22,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-28 18:48:22,777 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:22,778 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:48:22,778 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:22,778 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:22,778 INFO L82 PathProgramCache]: Analyzing trace with hash 1110342767, now seen corresponding path program 1 times [2018-11-28 18:48:22,778 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:22,779 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:22,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:22,783 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:22,783 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:22,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:22,973 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-11-28 18:48:22,973 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:22,974 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:48:22,974 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:48:22,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:48:22,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:48:22,976 INFO L87 Difference]: Start difference. First operand 1038 states and 1190 transitions. Second operand 3 states. [2018-11-28 18:48:23,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:23,090 INFO L93 Difference]: Finished difference Result 1224 states and 1415 transitions. [2018-11-28 18:48:23,091 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:48:23,091 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 241 [2018-11-28 18:48:23,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:23,093 INFO L225 Difference]: With dead ends: 1224 [2018-11-28 18:48:23,093 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 18:48:23,097 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 [2018-11-28 18:48:23,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 18:48:23,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 18:48:23,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 18:48:23,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 18:48:23,098 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 241 [2018-11-28 18:48:23,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:23,098 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 18:48:23,098 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:48:23,098 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 18:48:23,098 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 18:48:23,106 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 18:48:23,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:23,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:23,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:23,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:23,265 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:23,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:23,374 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:23,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:23,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:23,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:23,522 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:23,532 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:23,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:23,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:23,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:23,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:23,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:23,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:23,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:23,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:23,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:23,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:23,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:23,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:23,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:23,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:24,263 WARN L180 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 26 [2018-11-28 18:48:24,449 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2018-11-28 18:48:24,575 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 1 [2018-11-28 18:48:24,937 WARN L180 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 40 [2018-11-28 18:48:25,053 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 27 [2018-11-28 18:48:25,419 WARN L180 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 51 [2018-11-28 18:48:25,866 WARN L180 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 43 [2018-11-28 18:48:26,041 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 28 [2018-11-28 18:48:26,420 WARN L180 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 35 [2018-11-28 18:48:26,613 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 26 [2018-11-28 18:48:26,897 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 21 [2018-11-28 18:48:27,234 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2018-11-28 18:48:27,842 WARN L180 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 49 [2018-11-28 18:48:28,183 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 34 [2018-11-28 18:48:28,270 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 539 545) the Hoare annotation is: true [2018-11-28 18:48:28,270 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 539 545) no Hoare annotation was computed. [2018-11-28 18:48:28,270 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 546 554) no Hoare annotation was computed. [2018-11-28 18:48:28,270 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 546 554) the Hoare annotation is: true [2018-11-28 18:48:28,271 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 546 554) no Hoare annotation was computed. [2018-11-28 18:48:28,271 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 899 906) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-28 18:48:28,271 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 899 906) no Hoare annotation was computed. [2018-11-28 18:48:28,271 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 899 906) no Hoare annotation was computed. [2018-11-28 18:48:28,271 INFO L448 ceAbstractionStarter]: For program point L912(line 912) no Hoare annotation was computed. [2018-11-28 18:48:28,272 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 907 916) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)))) (and (or (not (= ~systemActive~0 0)) .cse0 (or .cse1 .cse2)) (or .cse1 .cse3 .cse2 (not (= ~waterLevel~0 1)) .cse0) (or .cse0 (or (not (= 1 ~pumpRunning~0)) .cse3 .cse2)))) [2018-11-28 18:48:28,272 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 907 916) no Hoare annotation was computed. [2018-11-28 18:48:28,272 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 907 916) no Hoare annotation was computed. [2018-11-28 18:48:28,272 INFO L448 ceAbstractionStarter]: For program point L929(lines 929 939) no Hoare annotation was computed. [2018-11-28 18:48:28,272 INFO L444 ceAbstractionStarter]: At program point L927(line 927) the Hoare annotation is: (let ((.cse3 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or (not (= ~systemActive~0 0)) .cse2 (or .cse3 .cse1)) (or .cse3 .cse0 .cse2 .cse1))) [2018-11-28 18:48:28,273 INFO L448 ceAbstractionStarter]: For program point L927-1(line 927) no Hoare annotation was computed. [2018-11-28 18:48:28,273 INFO L448 ceAbstractionStarter]: For program point L925(lines 925 942) no Hoare annotation was computed. [2018-11-28 18:48:28,273 INFO L448 ceAbstractionStarter]: For program point L925-1(lines 917 945) no Hoare annotation was computed. [2018-11-28 18:48:28,273 INFO L451 ceAbstractionStarter]: At program point L923(line 923) the Hoare annotation is: true [2018-11-28 18:48:28,273 INFO L448 ceAbstractionStarter]: For program point L923-1(line 923) no Hoare annotation was computed. [2018-11-28 18:48:28,273 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 917 945) the Hoare annotation is: true [2018-11-28 18:48:28,273 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 917 945) no Hoare annotation was computed. [2018-11-28 18:48:28,273 INFO L444 ceAbstractionStarter]: At program point L932(line 932) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~waterLevel~0 2))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4 (not (= ~waterLevel~0 1))) (or .cse0 .cse1 .cse4) (or .cse3 .cse1 .cse4 .cse2) (or (not (= ~systemActive~0 0)) (or .cse3 .cse4)))) [2018-11-28 18:48:28,273 INFO L448 ceAbstractionStarter]: For program point L930(lines 930 936) no Hoare annotation was computed. [2018-11-28 18:48:28,274 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 131 153) 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) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 18:48:28,274 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 131 153) no Hoare annotation was computed. [2018-11-28 18:48:28,274 INFO L444 ceAbstractionStarter]: At program point L143(line 143) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 1) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 18:48:28,274 INFO L444 ceAbstractionStarter]: At program point L143-1(line 143) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 1) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 18:48:28,274 INFO L448 ceAbstractionStarter]: For program point L141(lines 141 148) no Hoare annotation was computed. [2018-11-28 18:48:28,274 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 131 153) no Hoare annotation was computed. [2018-11-28 18:48:28,274 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 141 148) no Hoare annotation was computed. [2018-11-28 18:48:28,274 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-28 18:48:28,274 INFO L444 ceAbstractionStarter]: At program point L138(line 138) 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) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 18:48:28,281 INFO L444 ceAbstractionStarter]: At program point L137(line 137) 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) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 18:48:28,281 INFO L444 ceAbstractionStarter]: At program point L137-1(line 137) 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) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 18:48:28,281 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 882 896) no Hoare annotation was computed. [2018-11-28 18:48:28,281 INFO L444 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 0)) (or .cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (or (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1)) (or .cse0 (not (= ~waterLevel~0 1))))) [2018-11-28 18:48:28,281 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 892) no Hoare annotation was computed. [2018-11-28 18:48:28,282 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 882 896) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|)))) (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse3 (not (= |old(~systemActive~0)| 0))) (.cse4 (= ~systemActive~0 0)) (.cse1 (or .cse2 (not (= ~waterLevel~0 2))))) (and (or .cse0 .cse1) (or .cse2 (not (= ~waterLevel~0 1)) .cse0) (or .cse3 (and .cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (or .cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (or (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1)) (or .cse3 .cse4 .cse1)))) [2018-11-28 18:48:28,282 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 882 896) no Hoare annotation was computed. [2018-11-28 18:48:28,282 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 818 826) no Hoare annotation was computed. [2018-11-28 18:48:28,282 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 818 826) the Hoare annotation is: true [2018-11-28 18:48:28,282 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 818 826) no Hoare annotation was computed. [2018-11-28 18:48:28,282 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 532 538) no Hoare annotation was computed. [2018-11-28 18:48:28,282 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 532 538) the Hoare annotation is: true [2018-11-28 18:48:28,282 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 117 127) 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) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 18:48:28,282 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 117 127) no Hoare annotation was computed. [2018-11-28 18:48:28,282 INFO L444 ceAbstractionStarter]: At program point L122(line 122) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 18:48:28,283 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 117 127) no Hoare annotation was computed. [2018-11-28 18:48:28,283 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 799 806) the Hoare annotation is: (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|))) [2018-11-28 18:48:28,283 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 799 806) no Hoare annotation was computed. [2018-11-28 18:48:28,283 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 799 806) no Hoare annotation was computed. [2018-11-28 18:48:28,283 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 766 790) no Hoare annotation was computed. [2018-11-28 18:48:28,283 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 766 790) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2))) .cse3) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1)) .cse3) (or .cse3 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0))) [2018-11-28 18:48:28,283 INFO L444 ceAbstractionStarter]: At program point L785(line 785) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0))) [2018-11-28 18:48:28,283 INFO L448 ceAbstractionStarter]: For program point L785-1(lines 766 790) no Hoare annotation was computed. [2018-11-28 18:48:28,284 INFO L444 ceAbstractionStarter]: At program point L780(line 780) the Hoare annotation is: (let ((.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (and (= processEnvironment_~tmp~5 0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse3 .cse0 .cse1 (not (= ~waterLevel~0 1))) (or .cse1 (or .cse2 .cse0 (not (= ~waterLevel~0 2))) .cse3))) [2018-11-28 18:48:28,284 INFO L444 ceAbstractionStarter]: At program point L776(line 776) the Hoare annotation is: (let ((.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse0 .cse1 (not (= ~waterLevel~0 1))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse1 (or .cse2 .cse0 (not (= ~waterLevel~0 2)))))) [2018-11-28 18:48:28,284 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 782) no Hoare annotation was computed. [2018-11-28 18:48:28,284 INFO L444 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2))) .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1)) .cse3))) [2018-11-28 18:48:28,284 INFO L448 ceAbstractionStarter]: For program point L772-1(line 772) no Hoare annotation was computed. [2018-11-28 18:48:28,284 INFO L448 ceAbstractionStarter]: For program point L770(lines 770 787) no Hoare annotation was computed. [2018-11-28 18:48:28,284 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 718) no Hoare annotation was computed. [2018-11-28 18:48:28,284 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 708 721) no Hoare annotation was computed. [2018-11-28 18:48:28,285 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 708 721) the Hoare annotation is: true [2018-11-28 18:48:28,285 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 708 721) no Hoare annotation was computed. [2018-11-28 18:48:28,285 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 758 764) no Hoare annotation was computed. [2018-11-28 18:48:28,285 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 758 764) the Hoare annotation is: true [2018-11-28 18:48:28,285 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 557 622) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 18:48:28,285 INFO L444 ceAbstractionStarter]: At program point L605(line 605) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 0) .cse0 .cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (and (= ~pumpRunning~0 1) .cse1) (and .cse0 (= 2 ~waterLevel~0) .cse1) (not (= |old(~systemActive~0)| 1)) (and .cse0 (= 1 ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-11-28 18:48:28,285 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 609) no Hoare annotation was computed. [2018-11-28 18:48:28,285 INFO L444 ceAbstractionStarter]: At program point L603-1(lines 597 610) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse4 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse2 .cse3) (and .cse1 .cse2 .cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (and (= ~systemActive~0 0) .cse4 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse4 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-11-28 18:48:28,285 INFO L448 ceAbstractionStarter]: For program point L568(lines 567 614) no Hoare annotation was computed. [2018-11-28 18:48:28,286 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 557 622) no Hoare annotation was computed. [2018-11-28 18:48:28,286 INFO L448 ceAbstractionStarter]: For program point L597(lines 597 610) no Hoare annotation was computed. [2018-11-28 18:48:28,286 INFO L444 ceAbstractionStarter]: At program point L589(line 589) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse2 .cse3) (and (= ~systemActive~0 0) .cse4 .cse3 .cse5) (and .cse1 .cse2 .cse3 .cse5) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse4 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-11-28 18:48:28,286 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 593) no Hoare annotation was computed. [2018-11-28 18:48:28,286 INFO L448 ceAbstractionStarter]: For program point L587-1(lines 587 593) no Hoare annotation was computed. [2018-11-28 18:48:28,286 INFO L444 ceAbstractionStarter]: At program point L612(lines 567 614) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= ~systemActive~0 0) .cse0 .cse3 .cse4) (and .cse1 .cse5 .cse2 .cse3) (and .cse5 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-11-28 18:48:28,286 INFO L444 ceAbstractionStarter]: At program point L579(line 579) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 1)) (.cse0 (= 2 ~waterLevel~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and (= ~systemActive~0 0) .cse4 .cse3 .cse5) (and .cse1 .cse2 .cse3 .cse5) (not (= |old(~systemActive~0)| 1)) (and .cse4 .cse0 .cse2 .cse3 .cse5) (not (= |old(~waterLevel~0)| 1)) (and .cse4 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-11-28 18:48:28,286 INFO L448 ceAbstractionStarter]: For program point L577(lines 577 583) no Hoare annotation was computed. [2018-11-28 18:48:28,286 INFO L448 ceAbstractionStarter]: For program point L577-1(lines 577 583) no Hoare annotation was computed. [2018-11-28 18:48:28,287 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 573) no Hoare annotation was computed. [2018-11-28 18:48:28,287 INFO L444 ceAbstractionStarter]: At program point L615(lines 566 616) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 18:48:28,287 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 557 622) no Hoare annotation was computed. [2018-11-28 18:48:28,287 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:48:28,287 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (or (= ~waterLevel~0 1) (= |old(~waterLevel~0)| ~waterLevel~0))) [2018-11-28 18:48:28,287 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:48:28,287 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 791 798) no Hoare annotation was computed. [2018-11-28 18:48:28,287 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 791 798) no Hoare annotation was computed. [2018-11-28 18:48:28,287 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 791 798) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-28 18:48:28,287 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 863 881) no Hoare annotation was computed. [2018-11-28 18:48:28,288 INFO L448 ceAbstractionStarter]: For program point L872(lines 872 876) no Hoare annotation was computed. [2018-11-28 18:48:28,288 INFO L451 ceAbstractionStarter]: At program point L870(line 870) the Hoare annotation is: true [2018-11-28 18:48:28,288 INFO L448 ceAbstractionStarter]: For program point L872-2(lines 872 876) no Hoare annotation was computed. [2018-11-28 18:48:28,288 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 863 881) the Hoare annotation is: true [2018-11-28 18:48:28,288 INFO L448 ceAbstractionStarter]: For program point L870-1(line 870) no Hoare annotation was computed. [2018-11-28 18:48:28,288 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 863 881) no Hoare annotation was computed. [2018-11-28 18:48:28,288 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 699 707) the Hoare annotation is: true [2018-11-28 18:48:28,288 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 699 707) no Hoare annotation was computed. [2018-11-28 18:48:28,288 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 699 707) no Hoare annotation was computed. [2018-11-28 18:48:28,288 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 655 666) the Hoare annotation is: true [2018-11-28 18:48:28,288 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 655 666) no Hoare annotation was computed. [2018-11-28 18:48:28,288 INFO L448 ceAbstractionStarter]: For program point L659-1(lines 655 666) no Hoare annotation was computed. [2018-11-28 18:48:28,289 INFO L448 ceAbstractionStarter]: For program point L736(lines 734 756) no Hoare annotation was computed. [2018-11-28 18:48:28,289 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 731 757) the Hoare annotation is: (let ((.cse11 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse5 (= 0 ~pumpRunning~0)) (.cse8 (not (= |old(~waterLevel~0)| 2))) (.cse10 (= ~pumpRunning~0 1)) (.cse7 (or (= ~waterLevel~0 1) .cse11)) (.cse9 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not (= ~systemActive~0 0))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (and .cse5 (= 1 ~waterLevel~0)) .cse1 .cse3) (or .cse6 (and .cse5 .cse7) .cse0) (or (or (or .cse1 .cse8) .cse9) (and .cse10 .cse11)) (or .cse6 .cse11 (or .cse0 .cse8)) (or (and .cse5 .cse11) (or .cse0 .cse1 .cse8)) (or (and .cse10 .cse7 .cse4) (or .cse9 .cse1 .cse2)) (or .cse6 .cse4 (or .cse0 .cse2))))) [2018-11-28 18:48:28,289 INFO L444 ceAbstractionStarter]: At program point L747(line 747) the Hoare annotation is: (let ((.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (= 1 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse1 (not (= ~systemActive~0 1))) (.cse7 (not (= |old(~waterLevel~0)| 2))) (.cse2 (= 0 ~pumpRunning~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1)) (and .cse2 .cse3 .cse4)) (or (and .cse5 .cse4) (or .cse6 .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (or (or (or .cse1 .cse7) .cse6) (and .cse3 .cse5 .cse4)) (or (or .cse0 .cse1 .cse7) (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse4)) (or (not (= ~systemActive~0 0)) .cse0))) [2018-11-28 18:48:28,289 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 731 757) no Hoare annotation was computed. [2018-11-28 18:48:28,289 INFO L444 ceAbstractionStarter]: At program point L745(lines 745 751) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (= 1 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 1)) (.cse7 (not (= |old(~waterLevel~0)| 2))) (.cse9 (not (= ~systemActive~0 0))) (.cse2 (= 0 ~pumpRunning~0)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1)) (and .cse2 .cse3 .cse4)) (or (and .cse2 .cse5 .cse4) (and .cse6 .cse5) (or .cse0 .cse1 .cse7)) (or (and .cse6 .cse4) (or .cse8 .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (or (or (or .cse1 .cse7) .cse8) (and .cse3 .cse6 .cse4)) (or .cse5 .cse9 (or .cse0 .cse7)) (or .cse9 (and .cse2 (or (= ~waterLevel~0 1) .cse5) .cse4) .cse0))) [2018-11-28 18:48:28,290 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 731 757) no Hoare annotation was computed. [2018-11-28 18:48:28,290 INFO L444 ceAbstractionStarter]: At program point L740(line 740) the Hoare annotation is: (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse4 (= ~pumpRunning~0 1)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (or (or .cse1 .cse2) .cse3) (and .cse4 .cse5 .cse6)) (or (and .cse4 (or (= ~waterLevel~0 1) .cse5) .cse6) (or .cse3 .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (or (not (= ~systemActive~0 0)) .cse0))) [2018-11-28 18:48:28,290 INFO L448 ceAbstractionStarter]: For program point L738(lines 734 756) no Hoare annotation was computed. [2018-11-28 18:48:28,290 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2018-11-28 18:48:28,290 INFO L451 ceAbstractionStarter]: At program point L65-1(lines 65 69) the Hoare annotation is: true [2018-11-28 18:48:28,290 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 51 80) no Hoare annotation was computed. [2018-11-28 18:48:28,290 INFO L448 ceAbstractionStarter]: For program point L62(line 62) no Hoare annotation was computed. [2018-11-28 18:48:28,290 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 51 80) the Hoare annotation is: true [2018-11-28 18:48:28,291 INFO L451 ceAbstractionStarter]: At program point L61-2(lines 61 75) the Hoare annotation is: true [2018-11-28 18:48:28,291 INFO L451 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: true [2018-11-28 18:48:28,291 INFO L448 ceAbstractionStarter]: For program point L57-1(line 57) no Hoare annotation was computed. [2018-11-28 18:48:28,291 INFO L451 ceAbstractionStarter]: At program point L76(lines 51 80) the Hoare annotation is: true [2018-11-28 18:48:28,291 INFO L448 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-11-28 18:48:28,291 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 631 642) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or (or (= ~waterLevel~0 1) .cse0) .cse1 .cse2 .cse3) (or .cse1 .cse2 .cse0 .cse3 (not (= |old(~waterLevel~0)| 2))))) [2018-11-28 18:48:28,291 INFO L448 ceAbstractionStarter]: For program point L635-1(lines 631 642) no Hoare annotation was computed. [2018-11-28 18:48:28,291 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 631 642) no Hoare annotation was computed. [2018-11-28 18:48:28,291 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 108 114) no Hoare annotation was computed. [2018-11-28 18:48:28,291 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 108 114) the Hoare annotation is: true [2018-11-28 18:48:28,292 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:48:28,292 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)) [2018-11-28 18:48:28,292 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 18:48:28,292 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:48:28,292 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 643 654) no Hoare annotation was computed. [2018-11-28 18:48:28,292 INFO L448 ceAbstractionStarter]: For program point L647-1(lines 643 654) no Hoare annotation was computed. [2018-11-28 18:48:28,292 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 643 654) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (or (= ~waterLevel~0 1) .cse6)) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 0))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= |old(~waterLevel~0)| 2)))) (and (or (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (= 1 ~waterLevel~0)) (or .cse2 .cse1 .cse3 .cse4) (or .cse2 .cse5 .cse4 .cse0) (or (or .cse0 .cse1) .cse6 .cse4 .cse7) (or .cse1 .cse3 .cse6 .cse7) (or .cse6 .cse5 .cse4 .cse0 .cse7)))) [2018-11-28 18:48:28,292 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-11-28 18:48:28,292 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-11-28 18:48:28,293 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-11-28 18:48:28,293 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-11-28 18:48:28,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 06:48:28 BoogieIcfgContainer [2018-11-28 18:48:28,310 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 18:48:28,311 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 18:48:28,311 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 18:48:28,311 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 18:48:28,312 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:48:03" (3/4) ... [2018-11-28 18:48:28,315 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 18:48:28,323 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 18:48:28,323 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 18:48:28,323 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-28 18:48:28,323 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-28 18:48:28,323 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-28 18:48:28,324 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 18:48:28,324 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-28 18:48:28,324 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 18:48:28,324 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 18:48:28,324 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 18:48:28,324 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 18:48:28,324 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 18:48:28,324 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 18:48:28,324 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 18:48:28,324 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 18:48:28,324 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 18:48:28,325 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 18:48:28,325 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 18:48:28,325 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-28 18:48:28,325 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 18:48:28,325 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 18:48:28,325 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 18:48:28,325 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 18:48:28,325 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 18:48:28,326 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 18:48:28,326 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 18:48:28,347 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2018-11-28 18:48:28,348 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 18:48:28,348 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 18:48:28,349 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 18:48:28,349 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 18:48:28,351 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 18:48:28,386 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(0 == \old(pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((systemActive == 0 && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || (((pumpRunning == 1 && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || (((0 == pumpRunning && 1 == waterLevel) && systemActive == 1) && splverifierCounter == 0) [2018-11-28 18:48:28,387 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-28 18:48:28,457 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 18:48:28,457 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 18:48:28,459 INFO L168 Benchmark]: Toolchain (without parser) took 26561.51 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 371.2 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -188.4 MB). Peak memory consumption was 182.8 MB. Max. memory is 11.5 GB. [2018-11-28 18:48:28,460 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:48:28,460 INFO L168 Benchmark]: CACSL2BoogieTranslator took 751.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -192.1 MB). Peak memory consumption was 43.2 MB. Max. memory is 11.5 GB. [2018-11-28 18:48:28,461 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.29 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-28 18:48:28,461 INFO L168 Benchmark]: Boogie Preprocessor took 69.77 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. [2018-11-28 18:48:28,461 INFO L168 Benchmark]: RCFGBuilder took 1161.62 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: 45.1 MB). Peak memory consumption was 45.1 MB. Max. memory is 11.5 GB. [2018-11-28 18:48:28,461 INFO L168 Benchmark]: TraceAbstraction took 24361.31 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 225.4 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -49.7 MB). Peak memory consumption was 427.1 MB. Max. memory is 11.5 GB. [2018-11-28 18:48:28,464 INFO L168 Benchmark]: Witness Printer took 146.17 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 11.5 GB. [2018-11-28 18:48:28,467 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 751.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -192.1 MB). Peak memory consumption was 43.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 62.29 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 69.77 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1161.62 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: 45.1 MB). Peak memory consumption was 45.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 24361.31 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 225.4 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -49.7 MB). Peak memory consumption was 427.1 MB. Max. memory is 11.5 GB. * Witness Printer took 146.17 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: ((((((!(0 == \old(pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((systemActive == 0 && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || (((pumpRunning == 1 && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || (((0 == pumpRunning && 1 == waterLevel) && systemActive == 1) && splverifierCounter == 0) - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 27 procedures, 137 locations, 1 error locations. SAFE Result, 24.2s OverallTime, 11 OverallIterations, 5 TraceHistogramMax, 13.9s AutomataDifference, 0.0s DeadEndRemovalTime, 5.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 1906 SDtfs, 1576 SDslu, 5268 SDs, 0 SdLazy, 2628 SolverSat, 565 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 271 GetRequests, 180 SyntacticMatches, 3 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 263 ImplicationChecksByTransitivity, 4.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1468occurred in iteration=9, 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: 0.5s AutomataMinimizationTime, 11 MinimizatonAttempts, 844 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 2024 PreInvPairs, 2107 NumberOfFragments, 1966 HoareAnnotationTreeSize, 2024 FomulaSimplifications, 5948 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 56 FomulaSimplificationsInter, 7475 FormulaSimplificationTreeSizeReductionInter, 4.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 1209 NumberOfCodeBlocks, 1209 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1197 ConstructedInterpolants, 0 QuantifiedInterpolants, 216866 SizeOfPredicates, 4 NumberOfNonLiveVariables, 850 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 326/344 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...