./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product48_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e03410f9-49de-423a-8625-f9b09e05c354/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e03410f9-49de-423a-8625-f9b09e05c354/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e03410f9-49de-423a-8625-f9b09e05c354/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e03410f9-49de-423a-8625-f9b09e05c354/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product48_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e03410f9-49de-423a-8625-f9b09e05c354/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e03410f9-49de-423a-8625-f9b09e05c354/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a22d1d84f43657cc690c98e940f1a10486e8ef5e ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 03:59:17,758 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 03:59:17,759 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 03:59:17,767 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 03:59:17,768 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 03:59:17,768 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 03:59:17,769 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 03:59:17,770 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 03:59:17,771 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 03:59:17,772 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 03:59:17,773 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 03:59:17,773 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 03:59:17,773 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 03:59:17,774 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 03:59:17,775 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 03:59:17,775 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 03:59:17,776 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 03:59:17,777 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 03:59:17,778 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 03:59:17,779 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 03:59:17,780 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 03:59:17,781 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 03:59:17,782 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 03:59:17,783 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 03:59:17,783 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 03:59:17,783 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 03:59:17,784 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 03:59:17,785 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 03:59:17,785 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 03:59:17,786 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 03:59:17,786 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 03:59:17,787 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 03:59:17,787 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 03:59:17,787 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 03:59:17,787 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 03:59:17,788 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 03:59:17,788 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e03410f9-49de-423a-8625-f9b09e05c354/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 03:59:17,798 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 03:59:17,798 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 03:59:17,798 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 03:59:17,798 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 03:59:17,799 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 03:59:17,799 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 03:59:17,799 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 03:59:17,799 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 03:59:17,799 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 03:59:17,800 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 03:59:17,800 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 03:59:17,800 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 03:59:17,800 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 03:59:17,800 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 03:59:17,800 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 03:59:17,800 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 03:59:17,800 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 03:59:17,800 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 03:59:17,800 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 03:59:17,800 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 03:59:17,801 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 03:59:17,801 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 03:59:17,801 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 03:59:17,801 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 03:59:17,801 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 03:59:17,801 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 03:59:17,801 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 03:59:17,801 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 03:59:17,801 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 03:59:17,801 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 03:59:17,801 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_e03410f9-49de-423a-8625-f9b09e05c354/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a22d1d84f43657cc690c98e940f1a10486e8ef5e [2018-11-23 03:59:17,822 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 03:59:17,830 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 03:59:17,832 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 03:59:17,833 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 03:59:17,833 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 03:59:17,834 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e03410f9-49de-423a-8625-f9b09e05c354/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product48_true-unreach-call_false-termination.cil.c [2018-11-23 03:59:17,878 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e03410f9-49de-423a-8625-f9b09e05c354/bin-2019/uautomizer/data/dd8c6106c/dd62a480c19946a8ac5386998fc2dc2c/FLAG6361583a2 [2018-11-23 03:59:18,329 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 03:59:18,330 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e03410f9-49de-423a-8625-f9b09e05c354/sv-benchmarks/c/product-lines/minepump_spec2_product48_true-unreach-call_false-termination.cil.c [2018-11-23 03:59:18,340 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e03410f9-49de-423a-8625-f9b09e05c354/bin-2019/uautomizer/data/dd8c6106c/dd62a480c19946a8ac5386998fc2dc2c/FLAG6361583a2 [2018-11-23 03:59:18,353 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e03410f9-49de-423a-8625-f9b09e05c354/bin-2019/uautomizer/data/dd8c6106c/dd62a480c19946a8ac5386998fc2dc2c [2018-11-23 03:59:18,355 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 03:59:18,356 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 03:59:18,357 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 03:59:18,357 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 03:59:18,359 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 03:59:18,360 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:18" (1/1) ... [2018-11-23 03:59:18,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20cdf82e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:18, skipping insertion in model container [2018-11-23 03:59:18,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:18" (1/1) ... [2018-11-23 03:59:18,368 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 03:59:18,399 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 03:59:18,595 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 03:59:18,604 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 03:59:18,706 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 03:59:18,723 INFO L195 MainTranslator]: Completed translation [2018-11-23 03:59:18,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:18 WrapperNode [2018-11-23 03:59:18,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 03:59:18,724 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 03:59:18,725 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 03:59:18,725 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 03:59:18,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:18" (1/1) ... [2018-11-23 03:59:18,743 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:18" (1/1) ... [2018-11-23 03:59:18,750 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 03:59:18,751 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 03:59:18,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 03:59:18,751 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 03:59:18,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:18" (1/1) ... [2018-11-23 03:59:18,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:18" (1/1) ... [2018-11-23 03:59:18,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:18" (1/1) ... [2018-11-23 03:59:18,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:18" (1/1) ... [2018-11-23 03:59:18,769 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:18" (1/1) ... [2018-11-23 03:59:18,774 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:18" (1/1) ... [2018-11-23 03:59:18,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:18" (1/1) ... [2018-11-23 03:59:18,779 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 03:59:18,780 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 03:59:18,780 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 03:59:18,780 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 03:59:18,781 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e03410f9-49de-423a-8625-f9b09e05c354/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 03:59:18,815 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 03:59:18,815 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 03:59:18,815 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 03:59:18,816 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 03:59:18,816 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-23 03:59:18,816 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-23 03:59:18,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 03:59:18,816 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 03:59:18,816 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 03:59:18,816 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 03:59:18,816 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 03:59:18,816 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-23 03:59:18,817 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-23 03:59:18,817 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 03:59:18,817 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 03:59:18,817 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 03:59:18,817 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 03:59:18,817 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-23 03:59:18,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-23 03:59:18,817 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-23 03:59:18,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-23 03:59:18,817 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-23 03:59:18,818 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-23 03:59:18,818 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-23 03:59:18,818 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-23 03:59:18,818 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 03:59:18,818 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 03:59:18,818 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 03:59:18,818 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 03:59:18,818 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 03:59:18,819 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 03:59:18,819 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 03:59:18,819 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 03:59:18,819 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-23 03:59:18,819 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-23 03:59:18,819 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 03:59:18,819 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 03:59:18,819 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 03:59:18,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 03:59:18,819 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 03:59:18,819 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 03:59:18,820 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-23 03:59:18,820 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-23 03:59:18,820 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 03:59:18,820 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 03:59:18,820 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 03:59:18,820 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 03:59:18,820 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-23 03:59:18,820 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-23 03:59:18,820 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 03:59:18,820 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 03:59:18,821 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-23 03:59:18,821 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-23 03:59:18,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 03:59:18,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 03:59:18,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 03:59:18,821 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 03:59:18,821 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 03:59:18,821 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 03:59:18,821 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 03:59:18,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 03:59:18,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 03:59:19,230 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 03:59:19,230 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 03:59:19,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:59:19 BoogieIcfgContainer [2018-11-23 03:59:19,230 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 03:59:19,231 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 03:59:19,231 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 03:59:19,234 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 03:59:19,234 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:59:18" (1/3) ... [2018-11-23 03:59:19,235 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f660d14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:59:19, skipping insertion in model container [2018-11-23 03:59:19,235 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:18" (2/3) ... [2018-11-23 03:59:19,236 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f660d14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:59:19, skipping insertion in model container [2018-11-23 03:59:19,236 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:59:19" (3/3) ... [2018-11-23 03:59:19,238 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product48_true-unreach-call_false-termination.cil.c [2018-11-23 03:59:19,247 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 03:59:19,253 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 03:59:19,263 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 03:59:19,284 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 03:59:19,285 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 03:59:19,285 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 03:59:19,285 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 03:59:19,285 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 03:59:19,285 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 03:59:19,285 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 03:59:19,285 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 03:59:19,285 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 03:59:19,301 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states. [2018-11-23 03:59:19,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 03:59:19,308 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:59:19,308 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 03:59:19,310 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:59:19,314 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:59:19,314 INFO L82 PathProgramCache]: Analyzing trace with hash -2014577701, now seen corresponding path program 1 times [2018-11-23 03:59:19,315 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:59:19,315 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:59:19,345 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:59:19,345 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:59:19,345 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:59:19,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:59:19,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:59:19,500 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:59:19,500 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 03:59:19,503 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 03:59:19,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 03:59:19,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 03:59:19,514 INFO L87 Difference]: Start difference. First operand 158 states. Second operand 2 states. [2018-11-23 03:59:19,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:59:19,545 INFO L93 Difference]: Finished difference Result 286 states and 357 transitions. [2018-11-23 03:59:19,546 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 03:59:19,547 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-23 03:59:19,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:59:19,558 INFO L225 Difference]: With dead ends: 286 [2018-11-23 03:59:19,558 INFO L226 Difference]: Without dead ends: 145 [2018-11-23 03:59:19,562 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 03:59:19,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-11-23 03:59:19,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2018-11-23 03:59:19,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2018-11-23 03:59:19,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 172 transitions. [2018-11-23 03:59:19,607 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 172 transitions. Word has length 51 [2018-11-23 03:59:19,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:59:19,608 INFO L480 AbstractCegarLoop]: Abstraction has 145 states and 172 transitions. [2018-11-23 03:59:19,608 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 03:59:19,608 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 172 transitions. [2018-11-23 03:59:19,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 03:59:19,611 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:59:19,611 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 03:59:19,611 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:59:19,611 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:59:19,611 INFO L82 PathProgramCache]: Analyzing trace with hash 1805316760, now seen corresponding path program 1 times [2018-11-23 03:59:19,611 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:59:19,612 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:59:19,612 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:59:19,613 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:59:19,613 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:59:19,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:59:19,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:59:19,688 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:59:19,688 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 03:59:19,689 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 03:59:19,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 03:59:19,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 03:59:19,690 INFO L87 Difference]: Start difference. First operand 145 states and 172 transitions. Second operand 3 states. [2018-11-23 03:59:19,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:59:19,709 INFO L93 Difference]: Finished difference Result 225 states and 267 transitions. [2018-11-23 03:59:19,710 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 03:59:19,710 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-11-23 03:59:19,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:59:19,712 INFO L225 Difference]: With dead ends: 225 [2018-11-23 03:59:19,712 INFO L226 Difference]: Without dead ends: 136 [2018-11-23 03:59:19,713 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 03:59:19,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2018-11-23 03:59:19,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2018-11-23 03:59:19,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2018-11-23 03:59:19,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 160 transitions. [2018-11-23 03:59:19,726 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 160 transitions. Word has length 52 [2018-11-23 03:59:19,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:59:19,726 INFO L480 AbstractCegarLoop]: Abstraction has 136 states and 160 transitions. [2018-11-23 03:59:19,726 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 03:59:19,726 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 160 transitions. [2018-11-23 03:59:19,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 03:59:19,728 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:59:19,728 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 03:59:19,728 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:59:19,728 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:59:19,728 INFO L82 PathProgramCache]: Analyzing trace with hash 1269846208, now seen corresponding path program 1 times [2018-11-23 03:59:19,728 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:59:19,729 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:59:19,729 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:59:19,729 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:59:19,729 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:59:19,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:59:19,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:59:19,833 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:59:19,833 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 03:59:19,833 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 03:59:19,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 03:59:19,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 03:59:19,834 INFO L87 Difference]: Start difference. First operand 136 states and 160 transitions. Second operand 7 states. [2018-11-23 03:59:20,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:59:20,139 INFO L93 Difference]: Finished difference Result 403 states and 494 transitions. [2018-11-23 03:59:20,140 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 03:59:20,140 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-11-23 03:59:20,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:59:20,142 INFO L225 Difference]: With dead ends: 403 [2018-11-23 03:59:20,142 INFO L226 Difference]: Without dead ends: 295 [2018-11-23 03:59:20,143 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 03:59:20,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2018-11-23 03:59:20,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 283. [2018-11-23 03:59:20,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 283 states. [2018-11-23 03:59:20,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 346 transitions. [2018-11-23 03:59:20,175 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 346 transitions. Word has length 57 [2018-11-23 03:59:20,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:59:20,175 INFO L480 AbstractCegarLoop]: Abstraction has 283 states and 346 transitions. [2018-11-23 03:59:20,175 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 03:59:20,176 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 346 transitions. [2018-11-23 03:59:20,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 03:59:20,178 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:59:20,178 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 03:59:20,178 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:59:20,178 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:59:20,178 INFO L82 PathProgramCache]: Analyzing trace with hash 1395939551, now seen corresponding path program 1 times [2018-11-23 03:59:20,178 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:59:20,179 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:59:20,179 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:59:20,180 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:59:20,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:59:20,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:59:20,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:59:20,264 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:59:20,265 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 03:59:20,265 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 03:59:20,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 03:59:20,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 03:59:20,266 INFO L87 Difference]: Start difference. First operand 283 states and 346 transitions. Second operand 6 states. [2018-11-23 03:59:20,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:59:20,402 INFO L93 Difference]: Finished difference Result 775 states and 972 transitions. [2018-11-23 03:59:20,403 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 03:59:20,403 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2018-11-23 03:59:20,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:59:20,406 INFO L225 Difference]: With dead ends: 775 [2018-11-23 03:59:20,407 INFO L226 Difference]: Without dead ends: 520 [2018-11-23 03:59:20,408 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 03:59:20,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2018-11-23 03:59:20,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 514. [2018-11-23 03:59:20,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 514 states. [2018-11-23 03:59:20,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 632 transitions. [2018-11-23 03:59:20,444 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 632 transitions. Word has length 62 [2018-11-23 03:59:20,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:59:20,445 INFO L480 AbstractCegarLoop]: Abstraction has 514 states and 632 transitions. [2018-11-23 03:59:20,445 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 03:59:20,445 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 632 transitions. [2018-11-23 03:59:20,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 03:59:20,448 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:59:20,448 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 03:59:20,448 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:59:20,448 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:59:20,449 INFO L82 PathProgramCache]: Analyzing trace with hash -428736037, now seen corresponding path program 1 times [2018-11-23 03:59:20,449 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:59:20,449 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:59:20,450 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:59:20,450 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:59:20,450 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:59:20,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:59:20,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:59:20,538 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:59:20,538 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 03:59:20,539 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 03:59:20,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 03:59:20,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 03:59:20,539 INFO L87 Difference]: Start difference. First operand 514 states and 632 transitions. Second operand 7 states. [2018-11-23 03:59:20,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:59:20,928 INFO L93 Difference]: Finished difference Result 1355 states and 1778 transitions. [2018-11-23 03:59:20,928 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 03:59:20,929 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-11-23 03:59:20,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:59:20,932 INFO L225 Difference]: With dead ends: 1355 [2018-11-23 03:59:20,932 INFO L226 Difference]: Without dead ends: 869 [2018-11-23 03:59:20,933 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-23 03:59:20,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 869 states. [2018-11-23 03:59:20,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 869 to 771. [2018-11-23 03:59:20,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 771 states. [2018-11-23 03:59:20,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 771 states and 935 transitions. [2018-11-23 03:59:20,975 INFO L78 Accepts]: Start accepts. Automaton has 771 states and 935 transitions. Word has length 66 [2018-11-23 03:59:20,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:59:20,976 INFO L480 AbstractCegarLoop]: Abstraction has 771 states and 935 transitions. [2018-11-23 03:59:20,976 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 03:59:20,976 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 935 transitions. [2018-11-23 03:59:20,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 03:59:20,978 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:59:20,978 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 03:59:20,978 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:59:20,978 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:59:20,979 INFO L82 PathProgramCache]: Analyzing trace with hash 170619660, now seen corresponding path program 1 times [2018-11-23 03:59:20,979 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:59:20,979 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:59:20,979 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:59:20,980 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:59:20,980 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:59:20,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:59:21,053 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 03:59:21,054 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:59:21,054 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 03:59:21,054 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 03:59:21,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 03:59:21,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 03:59:21,055 INFO L87 Difference]: Start difference. First operand 771 states and 935 transitions. Second operand 6 states. [2018-11-23 03:59:21,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:59:21,092 INFO L93 Difference]: Finished difference Result 1542 states and 1930 transitions. [2018-11-23 03:59:21,093 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 03:59:21,093 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 104 [2018-11-23 03:59:21,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:59:21,096 INFO L225 Difference]: With dead ends: 1542 [2018-11-23 03:59:21,096 INFO L226 Difference]: Without dead ends: 799 [2018-11-23 03:59:21,098 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 03:59:21,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 799 states. [2018-11-23 03:59:21,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 799 to 791. [2018-11-23 03:59:21,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 791 states. [2018-11-23 03:59:21,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 955 transitions. [2018-11-23 03:59:21,125 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 955 transitions. Word has length 104 [2018-11-23 03:59:21,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:59:21,125 INFO L480 AbstractCegarLoop]: Abstraction has 791 states and 955 transitions. [2018-11-23 03:59:21,125 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 03:59:21,125 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 955 transitions. [2018-11-23 03:59:21,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 03:59:21,127 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:59:21,127 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 03:59:21,127 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:59:21,127 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:59:21,128 INFO L82 PathProgramCache]: Analyzing trace with hash 2098892362, now seen corresponding path program 1 times [2018-11-23 03:59:21,128 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:59:21,128 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:59:21,128 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:59:21,129 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:59:21,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:59:21,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:59:21,199 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 03:59:21,199 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:59:21,199 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-23 03:59:21,199 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 03:59:21,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 03:59:21,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 03:59:21,200 INFO L87 Difference]: Start difference. First operand 791 states and 955 transitions. Second operand 8 states. [2018-11-23 03:59:21,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:59:21,235 INFO L93 Difference]: Finished difference Result 1582 states and 1970 transitions. [2018-11-23 03:59:21,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 03:59:21,236 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 104 [2018-11-23 03:59:21,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:59:21,239 INFO L225 Difference]: With dead ends: 1582 [2018-11-23 03:59:21,239 INFO L226 Difference]: Without dead ends: 819 [2018-11-23 03:59:21,240 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 03:59:21,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 819 states. [2018-11-23 03:59:21,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 819 to 807. [2018-11-23 03:59:21,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 807 states. [2018-11-23 03:59:21,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 807 states and 971 transitions. [2018-11-23 03:59:21,270 INFO L78 Accepts]: Start accepts. Automaton has 807 states and 971 transitions. Word has length 104 [2018-11-23 03:59:21,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:59:21,270 INFO L480 AbstractCegarLoop]: Abstraction has 807 states and 971 transitions. [2018-11-23 03:59:21,270 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 03:59:21,271 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 971 transitions. [2018-11-23 03:59:21,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 03:59:21,272 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:59:21,272 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 03:59:21,273 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:59:21,273 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:59:21,273 INFO L82 PathProgramCache]: Analyzing trace with hash 1858352233, now seen corresponding path program 1 times [2018-11-23 03:59:21,273 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:59:21,273 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:59:21,274 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:59:21,274 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:59:21,274 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:59:21,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:59:21,355 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 03:59:21,355 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 03:59:21,355 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 03:59:21,355 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 03:59:21,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 03:59:21,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 03:59:21,356 INFO L87 Difference]: Start difference. First operand 807 states and 971 transitions. Second operand 4 states. [2018-11-23 03:59:21,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:59:21,505 INFO L93 Difference]: Finished difference Result 2553 states and 3222 transitions. [2018-11-23 03:59:21,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 03:59:21,506 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 104 [2018-11-23 03:59:21,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:59:21,511 INFO L225 Difference]: With dead ends: 2553 [2018-11-23 03:59:21,511 INFO L226 Difference]: Without dead ends: 1774 [2018-11-23 03:59:21,513 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 03:59:21,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1774 states. [2018-11-23 03:59:21,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1774 to 1743. [2018-11-23 03:59:21,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1743 states. [2018-11-23 03:59:21,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 1743 states and 2151 transitions. [2018-11-23 03:59:21,573 INFO L78 Accepts]: Start accepts. Automaton has 1743 states and 2151 transitions. Word has length 104 [2018-11-23 03:59:21,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:59:21,573 INFO L480 AbstractCegarLoop]: Abstraction has 1743 states and 2151 transitions. [2018-11-23 03:59:21,573 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 03:59:21,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 2151 transitions. [2018-11-23 03:59:21,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 03:59:21,575 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:59:21,576 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 03:59:21,576 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:59:21,576 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:59:21,576 INFO L82 PathProgramCache]: Analyzing trace with hash 1251545123, now seen corresponding path program 1 times [2018-11-23 03:59:21,576 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:59:21,576 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:59:21,577 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:59:21,577 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:59:21,577 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:59:21,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:59:21,686 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 03:59:21,687 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 03:59:21,687 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e03410f9-49de-423a-8625-f9b09e05c354/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 03:59:21,695 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:59:21,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:59:21,780 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 03:59:21,897 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 03:59:21,913 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 03:59:21,913 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-23 03:59:21,914 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-23 03:59:21,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-23 03:59:21,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-23 03:59:21,914 INFO L87 Difference]: Start difference. First operand 1743 states and 2151 transitions. Second operand 19 states. [2018-11-23 03:59:22,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:59:22,559 INFO L93 Difference]: Finished difference Result 3428 states and 4278 transitions. [2018-11-23 03:59:22,559 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-23 03:59:22,559 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 108 [2018-11-23 03:59:22,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:59:22,564 INFO L225 Difference]: With dead ends: 3428 [2018-11-23 03:59:22,564 INFO L226 Difference]: Without dead ends: 1713 [2018-11-23 03:59:22,567 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 103 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-23 03:59:22,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1713 states. [2018-11-23 03:59:22,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1713 to 1713. [2018-11-23 03:59:22,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1713 states. [2018-11-23 03:59:22,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1713 states and 2069 transitions. [2018-11-23 03:59:22,627 INFO L78 Accepts]: Start accepts. Automaton has 1713 states and 2069 transitions. Word has length 108 [2018-11-23 03:59:22,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:59:22,627 INFO L480 AbstractCegarLoop]: Abstraction has 1713 states and 2069 transitions. [2018-11-23 03:59:22,627 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-23 03:59:22,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 2069 transitions. [2018-11-23 03:59:22,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 03:59:22,631 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 03:59:22,631 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 03:59:22,632 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 03:59:22,632 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 03:59:22,632 INFO L82 PathProgramCache]: Analyzing trace with hash 156364196, now seen corresponding path program 1 times [2018-11-23 03:59:22,632 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 03:59:22,632 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 03:59:22,633 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:59:22,633 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:59:22,633 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 03:59:22,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:59:22,750 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 03:59:22,750 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 03:59:22,750 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e03410f9-49de-423a-8625-f9b09e05c354/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 03:59:22,757 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 03:59:22,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 03:59:22,840 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 03:59:22,942 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 03:59:22,957 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 03:59:22,957 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-23 03:59:22,958 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-23 03:59:22,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-23 03:59:22,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-23 03:59:22,959 INFO L87 Difference]: Start difference. First operand 1713 states and 2069 transitions. Second operand 19 states. [2018-11-23 03:59:23,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 03:59:23,520 INFO L93 Difference]: Finished difference Result 2903 states and 3569 transitions. [2018-11-23 03:59:23,521 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-23 03:59:23,521 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 160 [2018-11-23 03:59:23,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 03:59:23,522 INFO L225 Difference]: With dead ends: 2903 [2018-11-23 03:59:23,522 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 03:59:23,526 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 157 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-23 03:59:23,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 03:59:23,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 03:59:23,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 03:59:23,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 03:59:23,526 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 160 [2018-11-23 03:59:23,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 03:59:23,526 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 03:59:23,527 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-23 03:59:23,527 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 03:59:23,527 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 03:59:23,531 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 03:59:23,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:59:23,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:59:23,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:59:23,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:59:23,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:59:23,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:59:23,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:59:23,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:59:23,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:59:23,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:59:23,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:59:23,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:59:23,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:59:23,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:59:23,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:59:23,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:59:23,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:59:23,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 03:59:24,565 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 33 [2018-11-23 03:59:24,994 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 33 [2018-11-23 03:59:25,903 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 32 [2018-11-23 03:59:25,913 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 162 168) the Hoare annotation is: true [2018-11-23 03:59:25,913 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 162 168) no Hoare annotation was computed. [2018-11-23 03:59:25,913 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 169 177) no Hoare annotation was computed. [2018-11-23 03:59:25,913 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 169 177) the Hoare annotation is: true [2018-11-23 03:59:25,913 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 169 177) no Hoare annotation was computed. [2018-11-23 03:59:25,913 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 963 985) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 03:59:25,913 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 963 985) no Hoare annotation was computed. [2018-11-23 03:59:25,913 INFO L444 ceAbstractionStarter]: At program point L975(line 975) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~9 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 03:59:25,913 INFO L444 ceAbstractionStarter]: At program point L975-1(line 975) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~9 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 03:59:25,913 INFO L448 ceAbstractionStarter]: For program point L973(lines 973 980) no Hoare annotation was computed. [2018-11-23 03:59:25,914 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 963 985) no Hoare annotation was computed. [2018-11-23 03:59:25,914 INFO L448 ceAbstractionStarter]: For program point L973-1(lines 973 980) no Hoare annotation was computed. [2018-11-23 03:59:25,914 INFO L448 ceAbstractionStarter]: For program point L971(line 971) no Hoare annotation was computed. [2018-11-23 03:59:25,914 INFO L444 ceAbstractionStarter]: At program point L970(line 970) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 03:59:25,914 INFO L444 ceAbstractionStarter]: At program point L969(line 969) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 03:59:25,914 INFO L444 ceAbstractionStarter]: At program point L969-1(line 969) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 03:59:25,914 INFO L444 ceAbstractionStarter]: At program point L311(line 311) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-23 03:59:25,914 INFO L448 ceAbstractionStarter]: For program point L311-1(lines 292 316) no Hoare annotation was computed. [2018-11-23 03:59:25,914 INFO L444 ceAbstractionStarter]: At program point L306(line 306) the Hoare annotation is: (let ((.cse2 (= ~systemActive~0 0)) (.cse0 (= 0 processEnvironment__wrappee__methaneQuery_~tmp~1)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (and .cse0 (= 0 ~pumpRunning~0) .cse1) .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2 (and .cse0 .cse1)))) [2018-11-23 03:59:25,914 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 292 316) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 03:59:25,914 INFO L444 ceAbstractionStarter]: At program point L302(line 302) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse0 (not (= ~waterLevel~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or (and .cse0 .cse1) (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2) (or .cse2 (and (= 0 ~pumpRunning~0) .cse1) .cse3) (or .cse2 .cse0 .cse3))) [2018-11-23 03:59:25,914 INFO L448 ceAbstractionStarter]: For program point L300(lines 300 308) no Hoare annotation was computed. [2018-11-23 03:59:25,915 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 292 316) no Hoare annotation was computed. [2018-11-23 03:59:25,915 INFO L444 ceAbstractionStarter]: At program point L298(line 298) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (= 0 ~pumpRunning~0) .cse1) .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 03:59:25,915 INFO L448 ceAbstractionStarter]: For program point L298-1(line 298) no Hoare annotation was computed. [2018-11-23 03:59:25,915 INFO L448 ceAbstractionStarter]: For program point L296(lines 296 313) no Hoare annotation was computed. [2018-11-23 03:59:25,915 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 451 465) no Hoare annotation was computed. [2018-11-23 03:59:25,915 INFO L444 ceAbstractionStarter]: At program point L457(line 457) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= ~systemActive~0 1)) (.cse5 (not (= |old(~systemActive~0)| 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (= |old(~systemActive~0)| 0)) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse4 .cse5 .cse6) (or .cse0 .cse4 .cse5) (or .cse1 .cse6) (or .cse3 .cse2 .cse6))) [2018-11-23 03:59:25,915 INFO L448 ceAbstractionStarter]: For program point L455(lines 455 461) no Hoare annotation was computed. [2018-11-23 03:59:25,915 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 451 465) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse6 (= ~systemActive~0 1)) (.cse7 (not (= |old(~systemActive~0)| 1))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (and (not (= ~systemActive~0 0)) .cse2)) (.cse4 (= |old(~systemActive~0)| 0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse1) (or .cse3 .cse6 .cse7) (or .cse3 .cse0 .cse2) (or .cse5 .cse4 .cse1)))) [2018-11-23 03:59:25,915 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 451 465) no Hoare annotation was computed. [2018-11-23 03:59:25,915 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 387 395) no Hoare annotation was computed. [2018-11-23 03:59:25,915 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 387 395) the Hoare annotation is: true [2018-11-23 03:59:25,915 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 387 395) no Hoare annotation was computed. [2018-11-23 03:59:25,915 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 155 161) no Hoare annotation was computed. [2018-11-23 03:59:25,915 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 155 161) the Hoare annotation is: true [2018-11-23 03:59:25,915 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 952 962) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 03:59:25,915 INFO L444 ceAbstractionStarter]: At program point L957(line 957) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 03:59:25,915 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 952 962) no Hoare annotation was computed. [2018-11-23 03:59:25,915 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 952 962) no Hoare annotation was computed. [2018-11-23 03:59:25,916 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 376 386) the Hoare annotation is: true [2018-11-23 03:59:25,916 INFO L451 ceAbstractionStarter]: At program point L381(line 381) the Hoare annotation is: true [2018-11-23 03:59:25,916 INFO L448 ceAbstractionStarter]: For program point L381-1(line 381) no Hoare annotation was computed. [2018-11-23 03:59:25,916 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 376 386) no Hoare annotation was computed. [2018-11-23 03:59:25,916 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 376 386) no Hoare annotation was computed. [2018-11-23 03:59:25,916 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 368 375) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-23 03:59:25,916 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 368 375) no Hoare annotation was computed. [2018-11-23 03:59:25,916 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 368 375) no Hoare annotation was computed. [2018-11-23 03:59:25,916 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 318 342) no Hoare annotation was computed. [2018-11-23 03:59:25,916 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 318 342) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-23 03:59:25,916 INFO L444 ceAbstractionStarter]: At program point L337(line 337) the Hoare annotation is: (let ((.cse1 (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-23 03:59:25,916 INFO L448 ceAbstractionStarter]: For program point L337-1(lines 318 342) no Hoare annotation was computed. [2018-11-23 03:59:25,916 INFO L444 ceAbstractionStarter]: At program point L332(line 332) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~systemActive~0 0))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2018-11-23 03:59:25,917 INFO L444 ceAbstractionStarter]: At program point L328(line 328) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse1 (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or .cse1 .cse0 (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))))) [2018-11-23 03:59:25,917 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 334) no Hoare annotation was computed. [2018-11-23 03:59:25,917 INFO L444 ceAbstractionStarter]: At program point L324(line 324) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse4 .cse1 .cse3) (or .cse4 .cse0 .cse1))) [2018-11-23 03:59:25,917 INFO L448 ceAbstractionStarter]: For program point L324-1(line 324) no Hoare annotation was computed. [2018-11-23 03:59:25,917 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 339) no Hoare annotation was computed. [2018-11-23 03:59:25,917 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2018-11-23 03:59:25,917 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2018-11-23 03:59:25,917 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2018-11-23 03:59:25,917 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2018-11-23 03:59:25,917 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 284 290) no Hoare annotation was computed. [2018-11-23 03:59:25,917 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 284 290) the Hoare annotation is: true [2018-11-23 03:59:25,917 INFO L444 ceAbstractionStarter]: At program point L225(line 225) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0) (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-23 03:59:25,917 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 183 250) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 03:59:25,917 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 238) no Hoare annotation was computed. [2018-11-23 03:59:25,917 INFO L444 ceAbstractionStarter]: At program point L215(line 215) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1) (and .cse2 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse0 .cse1))) [2018-11-23 03:59:25,917 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 183 250) no Hoare annotation was computed. [2018-11-23 03:59:25,917 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 219) no Hoare annotation was computed. [2018-11-23 03:59:25,917 INFO L448 ceAbstractionStarter]: For program point L213-1(lines 213 219) no Hoare annotation was computed. [2018-11-23 03:59:25,917 INFO L444 ceAbstractionStarter]: At program point L240(lines 193 242) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1) (and .cse2 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse0 .cse1))) [2018-11-23 03:59:25,918 INFO L444 ceAbstractionStarter]: At program point L205(line 205) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 (= ~methaneLevelCritical~0 1) .cse2) (and .cse0 (not (= ~systemActive~0 0)) .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-23 03:59:25,918 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 209) no Hoare annotation was computed. [2018-11-23 03:59:25,918 INFO L448 ceAbstractionStarter]: For program point L203-1(lines 203 209) no Hoare annotation was computed. [2018-11-23 03:59:25,918 INFO L448 ceAbstractionStarter]: For program point L195(lines 195 199) no Hoare annotation was computed. [2018-11-23 03:59:25,918 INFO L444 ceAbstractionStarter]: At program point L243(lines 192 244) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 03:59:25,918 INFO L444 ceAbstractionStarter]: At program point L233(line 233) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse0 (not (= ~systemActive~0 0))) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse1 .cse2) (and .cse4 .cse0 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse4 .cse3 .cse2))) [2018-11-23 03:59:25,918 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 237) no Hoare annotation was computed. [2018-11-23 03:59:25,918 INFO L444 ceAbstractionStarter]: At program point L231-1(lines 223 238) the Hoare annotation is: (let ((.cse4 (= 0 ~pumpRunning~0)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse0 (not (= ~systemActive~0 0))) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse4 .cse2) (and .cse4 .cse1 .cse2) (and .cse3 .cse0 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-23 03:59:25,918 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 183 250) no Hoare annotation was computed. [2018-11-23 03:59:25,918 INFO L448 ceAbstractionStarter]: For program point L194(lines 193 242) no Hoare annotation was computed. [2018-11-23 03:59:25,918 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 343 350) the Hoare annotation is: (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~methaneLevelCritical~0 0))) [2018-11-23 03:59:25,918 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 343 350) no Hoare annotation was computed. [2018-11-23 03:59:25,918 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 343 350) no Hoare annotation was computed. [2018-11-23 03:59:25,918 INFO L444 ceAbstractionStarter]: At program point L500(line 500) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0))) [2018-11-23 03:59:25,918 INFO L448 ceAbstractionStarter]: For program point L498(lines 498 504) no Hoare annotation was computed. [2018-11-23 03:59:25,918 INFO L448 ceAbstractionStarter]: For program point L497(lines 497 507) no Hoare annotation was computed. [2018-11-23 03:59:25,918 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 485 513) the Hoare annotation is: true [2018-11-23 03:59:25,918 INFO L444 ceAbstractionStarter]: At program point L495(line 495) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= 0 ~pumpRunning~0)) .cse0))) [2018-11-23 03:59:25,918 INFO L448 ceAbstractionStarter]: For program point L495-1(line 495) no Hoare annotation was computed. [2018-11-23 03:59:25,919 INFO L448 ceAbstractionStarter]: For program point L493(lines 493 510) no Hoare annotation was computed. [2018-11-23 03:59:25,919 INFO L448 ceAbstractionStarter]: For program point L493-1(lines 485 513) no Hoare annotation was computed. [2018-11-23 03:59:25,919 INFO L451 ceAbstractionStarter]: At program point L491(line 491) the Hoare annotation is: true [2018-11-23 03:59:25,919 INFO L448 ceAbstractionStarter]: For program point L491-1(line 491) no Hoare annotation was computed. [2018-11-23 03:59:25,919 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 485 513) no Hoare annotation was computed. [2018-11-23 03:59:25,919 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 477 484) the Hoare annotation is: true [2018-11-23 03:59:25,919 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 477 484) no Hoare annotation was computed. [2018-11-23 03:59:25,919 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 477 484) no Hoare annotation was computed. [2018-11-23 03:59:25,919 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 03:59:25,919 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-23 03:59:25,919 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 03:59:25,919 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 351 367) no Hoare annotation was computed. [2018-11-23 03:59:25,919 INFO L444 ceAbstractionStarter]: At program point L362(line 362) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= activatePump_~tmp~3 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))))) [2018-11-23 03:59:25,919 INFO L448 ceAbstractionStarter]: For program point L362-1(lines 351 367) no Hoare annotation was computed. [2018-11-23 03:59:25,919 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 351 367) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-23 03:59:25,919 INFO L448 ceAbstractionStarter]: For program point L358(lines 358 364) no Hoare annotation was computed. [2018-11-23 03:59:25,919 INFO L444 ceAbstractionStarter]: At program point L356(line 356) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-23 03:59:25,919 INFO L448 ceAbstractionStarter]: For program point L356-1(line 356) no Hoare annotation was computed. [2018-11-23 03:59:25,919 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 432 450) no Hoare annotation was computed. [2018-11-23 03:59:25,919 INFO L448 ceAbstractionStarter]: For program point L441(lines 441 445) no Hoare annotation was computed. [2018-11-23 03:59:25,919 INFO L451 ceAbstractionStarter]: At program point L439(line 439) the Hoare annotation is: true [2018-11-23 03:59:25,919 INFO L448 ceAbstractionStarter]: For program point L441-2(lines 441 445) no Hoare annotation was computed. [2018-11-23 03:59:25,919 INFO L448 ceAbstractionStarter]: For program point L439-1(line 439) no Hoare annotation was computed. [2018-11-23 03:59:25,920 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 432 450) the Hoare annotation is: true [2018-11-23 03:59:25,920 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 432 450) no Hoare annotation was computed. [2018-11-23 03:59:25,920 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2018-11-23 03:59:25,920 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse1 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or (not (= |old(~methaneLevelCritical~0)| 1)) .cse0 (= ~methaneLevelCritical~0 1)) (or .cse0 .cse1 .cse2) (or .cse2 (= ~systemActive~0 0) .cse1))) [2018-11-23 03:59:25,920 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2018-11-23 03:59:25,920 INFO L451 ceAbstractionStarter]: At program point L897(line 897) the Hoare annotation is: true [2018-11-23 03:59:25,920 INFO L448 ceAbstractionStarter]: For program point L897-1(line 897) no Hoare annotation was computed. [2018-11-23 03:59:25,920 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 891 920) no Hoare annotation was computed. [2018-11-23 03:59:25,920 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 891 920) the Hoare annotation is: true [2018-11-23 03:59:25,920 INFO L451 ceAbstractionStarter]: At program point L916(lines 891 920) the Hoare annotation is: true [2018-11-23 03:59:25,920 INFO L448 ceAbstractionStarter]: For program point L912(line 912) no Hoare annotation was computed. [2018-11-23 03:59:25,920 INFO L448 ceAbstractionStarter]: For program point L905(lines 905 909) no Hoare annotation was computed. [2018-11-23 03:59:25,920 INFO L451 ceAbstractionStarter]: At program point L905-1(lines 905 909) the Hoare annotation is: true [2018-11-23 03:59:25,920 INFO L448 ceAbstractionStarter]: For program point L902(line 902) no Hoare annotation was computed. [2018-11-23 03:59:25,920 INFO L451 ceAbstractionStarter]: At program point L901-2(lines 901 915) the Hoare annotation is: true [2018-11-23 03:59:25,920 INFO L444 ceAbstractionStarter]: At program point L273(line 273) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse8 (= |old(~waterLevel~0)| 1))) (let ((.cse5 (not .cse8)) (.cse3 (= 1 ~waterLevel~0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse9 (not (= ~waterLevel~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not .cse1)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse2) (or .cse6 .cse4 .cse5 (and .cse3 .cse7)) (or .cse6 .cse1 .cse0) (or .cse8 .cse4 .cse9 .cse2) (or (and .cse7 .cse9) .cse6 .cse8 .cse4) (or .cse7 .cse4 .cse2)))) [2018-11-23 03:59:25,920 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 260 283) the Hoare annotation is: (let ((.cse4 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (= 1 ~waterLevel~0)) (.cse7 (not .cse4)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= ~waterLevel~0 1))) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6) (or .cse3 .cse1 .cse0) (or .cse4 (and .cse6 .cse0) .cse5 .cse2) (or .cse3 .cse5 .cse0) (or .cse5 .cse7 .cse2 (and .cse8 .cse0)) (or .cse3 .cse5 .cse8 .cse7) (or .cse3 .cse4 .cse1 .cse6) (or .cse4 .cse6 .cse1 .cse2)))) [2018-11-23 03:59:25,920 INFO L444 ceAbstractionStarter]: At program point L271(lines 271 277) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| 1)) (.cse9 (= ~systemActive~0 0)) (.cse6 (not (= ~waterLevel~0 1)))) (let ((.cse7 (and (not .cse9) .cse6)) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 1 ~waterLevel~0)) (.cse1 (not .cse5))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse0 .cse6) (or .cse0 .cse7 .cse2 .cse8) (or .cse8 .cse9 .cse7 .cse2) (or .cse4 .cse0 .cse8) (or .cse5 .cse6 .cse0 .cse2) (or .cse4 .cse9 (= 0 ~pumpRunning~0)) (or .cse4 .cse0 .cse3 .cse1)))) [2018-11-23 03:59:25,920 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 260 283) no Hoare annotation was computed. [2018-11-23 03:59:25,921 INFO L444 ceAbstractionStarter]: At program point L266(line 266) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= ~systemActive~0 0)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse4) (or .cse0 .cse3 .cse2) (or .cse1 .cse4))) [2018-11-23 03:59:25,921 INFO L448 ceAbstractionStarter]: For program point L264(lines 263 282) no Hoare annotation was computed. [2018-11-23 03:59:25,921 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 260 283) no Hoare annotation was computed. [2018-11-23 03:59:25,921 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2018-11-23 03:59:25,921 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2018-11-23 03:59:25,921 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2018-11-23 03:59:25,921 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2018-11-23 03:59:25,921 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2018-11-23 03:59:25,921 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2018-11-23 03:59:25,921 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 945 951) no Hoare annotation was computed. [2018-11-23 03:59:25,921 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 945 951) the Hoare annotation is: true [2018-11-23 03:59:25,921 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 03:59:25,921 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-23 03:59:25,921 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 03:59:25,921 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 03:59:25,921 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 466 473) no Hoare annotation was computed. [2018-11-23 03:59:25,921 INFO L451 ceAbstractionStarter]: At program point startSystemENTRY(lines 466 473) the Hoare annotation is: true [2018-11-23 03:59:25,921 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 466 473) no Hoare annotation was computed. [2018-11-23 03:59:25,921 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2018-11-23 03:59:25,921 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2018-11-23 03:59:25,921 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= |old(~waterLevel~0)| 1))) (.cse1 (= 1 ~waterLevel~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2018-11-23 03:59:25,922 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 881 888) no Hoare annotation was computed. [2018-11-23 03:59:25,922 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 881 888) the Hoare annotation is: true [2018-11-23 03:59:25,922 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 881 888) no Hoare annotation was computed. [2018-11-23 03:59:25,922 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 885) no Hoare annotation was computed. [2018-11-23 03:59:25,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:59:25 BoogieIcfgContainer [2018-11-23 03:59:25,933 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 03:59:25,933 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 03:59:25,933 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 03:59:25,933 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 03:59:25,934 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:59:19" (3/4) ... [2018-11-23 03:59:25,937 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 03:59:25,941 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 03:59:25,941 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 03:59:25,941 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 03:59:25,941 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-23 03:59:25,941 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-23 03:59:25,941 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 03:59:25,941 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 03:59:25,941 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 03:59:25,941 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-23 03:59:25,941 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 03:59:25,941 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 03:59:25,941 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-23 03:59:25,941 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 03:59:25,942 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 03:59:25,942 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-23 03:59:25,942 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-23 03:59:25,942 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-23 03:59:25,942 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 03:59:25,942 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-23 03:59:25,942 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-23 03:59:25,942 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 03:59:25,942 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 03:59:25,942 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 03:59:25,942 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 03:59:25,942 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 03:59:25,942 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 03:59:25,942 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-23 03:59:25,942 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 03:59:25,942 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 03:59:25,947 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-11-23 03:59:25,948 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 03:59:25,948 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 03:59:25,948 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 03:59:25,948 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 03:59:25,948 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 03:59:25,948 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 03:59:25,967 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0) [2018-11-23 03:59:25,967 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-23 03:59:26,000 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e03410f9-49de-423a-8625-f9b09e05c354/bin-2019/uautomizer/witness.graphml [2018-11-23 03:59:26,000 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 03:59:26,001 INFO L168 Benchmark]: Toolchain (without parser) took 7644.84 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 400.6 MB). Free memory was 956.6 MB in the beginning and 1.3 GB in the end (delta: -357.0 MB). Peak memory consumption was 43.6 MB. Max. memory is 11.5 GB. [2018-11-23 03:59:26,001 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:59:26,001 INFO L168 Benchmark]: CACSL2BoogieTranslator took 367.29 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -151.2 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-23 03:59:26,002 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.92 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:59:26,002 INFO L168 Benchmark]: Boogie Preprocessor took 28.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 03:59:26,002 INFO L168 Benchmark]: RCFGBuilder took 450.61 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 53.0 MB). Peak memory consumption was 53.0 MB. Max. memory is 11.5 GB. [2018-11-23 03:59:26,002 INFO L168 Benchmark]: TraceAbstraction took 6701.85 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 281.5 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -276.2 MB). Peak memory consumption was 375.4 MB. Max. memory is 11.5 GB. [2018-11-23 03:59:26,003 INFO L168 Benchmark]: Witness Printer took 66.95 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2018-11-23 03:59:26,004 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 367.29 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -151.2 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.92 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 450.61 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 53.0 MB). Peak memory consumption was 53.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6701.85 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 281.5 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -276.2 MB). Peak memory consumption was 375.4 MB. Max. memory is 11.5 GB. * Witness Printer took 66.95 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 885]: 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: 193]: Loop Invariant Derived loop invariant: (((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0) - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 158 locations, 1 error locations. SAFE Result, 6.6s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 2.3s AutomataDifference, 0.0s DeadEndRemovalTime, 2.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 1955 SDtfs, 1400 SDslu, 7780 SDs, 0 SdLazy, 3076 SolverSat, 240 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 396 GetRequests, 293 SyntacticMatches, 3 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1743occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 167 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 3344 PreInvPairs, 3593 NumberOfFragments, 1819 HoareAnnotationTreeSize, 3344 FomulaSimplifications, 4571 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 67 FomulaSimplificationsInter, 14058 FormulaSimplificationTreeSizeReductionInter, 1.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1136 NumberOfCodeBlocks, 1136 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1124 ConstructedInterpolants, 0 QuantifiedInterpolants, 188063 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1713 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 109/113 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...