./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product57_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_07f051be-f0c2-4143-8645-a01c6b46cad0/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_07f051be-f0c2-4143-8645-a01c6b46cad0/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_07f051be-f0c2-4143-8645-a01c6b46cad0/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_07f051be-f0c2-4143-8645-a01c6b46cad0/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product57_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_07f051be-f0c2-4143-8645-a01c6b46cad0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_07f051be-f0c2-4143-8645-a01c6b46cad0/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 57406ed1e8515a3807c9750d676c6ccf8b3f94ad ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:54:01,760 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:54:01,761 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:54:01,769 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:54:01,769 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:54:01,770 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:54:01,771 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:54:01,773 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:54:01,774 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:54:01,775 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:54:01,775 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:54:01,775 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:54:01,776 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:54:01,777 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:54:01,778 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:54:01,778 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:54:01,779 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:54:01,781 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:54:01,782 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:54:01,783 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:54:01,784 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:54:01,785 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:54:01,787 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:54:01,787 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:54:01,787 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:54:01,788 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:54:01,789 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:54:01,789 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:54:01,790 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:54:01,791 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:54:01,791 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:54:01,791 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:54:01,792 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:54:01,792 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:54:01,793 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:54:01,793 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:54:01,794 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_07f051be-f0c2-4143-8645-a01c6b46cad0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 07:54:01,804 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:54:01,804 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:54:01,805 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:54:01,805 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:54:01,805 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:54:01,805 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:54:01,806 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 07:54:01,806 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:54:01,806 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 07:54:01,806 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 07:54:01,806 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:54:01,807 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:54:01,807 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:54:01,807 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:54:01,807 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:54:01,807 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:54:01,809 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:54:01,809 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:54:01,809 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:54:01,809 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:54:01,809 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:54:01,809 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:54:01,810 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:54:01,810 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:54:01,810 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:54:01,810 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:54:01,810 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:54:01,810 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:54:01,811 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:54:01,811 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:54:01,811 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 07:54:01,811 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:54:01,811 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:54:01,811 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 07:54:01,811 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_07f051be-f0c2-4143-8645-a01c6b46cad0/bin-2019/utaipan 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 -> Taipan 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 -> 57406ed1e8515a3807c9750d676c6ccf8b3f94ad [2018-11-10 07:54:01,831 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:54:01,839 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:54:01,841 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:54:01,842 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:54:01,842 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:54:01,842 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_07f051be-f0c2-4143-8645-a01c6b46cad0/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product57_true-unreach-call_false-termination.cil.c [2018-11-10 07:54:01,880 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_07f051be-f0c2-4143-8645-a01c6b46cad0/bin-2019/utaipan/data/f3fd56a37/16dea68b8d8247a089d6a2bf47a0ba5f/FLAGc2521c535 [2018-11-10 07:54:02,307 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:54:02,307 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_07f051be-f0c2-4143-8645-a01c6b46cad0/sv-benchmarks/c/product-lines/minepump_spec2_product57_true-unreach-call_false-termination.cil.c [2018-11-10 07:54:02,314 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_07f051be-f0c2-4143-8645-a01c6b46cad0/bin-2019/utaipan/data/f3fd56a37/16dea68b8d8247a089d6a2bf47a0ba5f/FLAGc2521c535 [2018-11-10 07:54:02,322 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_07f051be-f0c2-4143-8645-a01c6b46cad0/bin-2019/utaipan/data/f3fd56a37/16dea68b8d8247a089d6a2bf47a0ba5f [2018-11-10 07:54:02,324 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:54:02,325 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:54:02,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:54:02,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:54:02,328 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:54:02,328 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:54:02" (1/1) ... [2018-11-10 07:54:02,330 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70607c0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:02, skipping insertion in model container [2018-11-10 07:54:02,330 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:54:02" (1/1) ... [2018-11-10 07:54:02,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:54:02,366 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:54:02,555 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:54:02,564 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:54:02,621 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:54:02,641 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:54:02,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:02 WrapperNode [2018-11-10 07:54:02,642 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:54:02,642 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:54:02,642 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:54:02,642 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:54:02,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:02" (1/1) ... [2018-11-10 07:54:02,712 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:02" (1/1) ... [2018-11-10 07:54:02,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:54:02,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:54:02,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:54:02,735 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:54:02,743 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:02" (1/1) ... [2018-11-10 07:54:02,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:02" (1/1) ... [2018-11-10 07:54:02,748 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:02" (1/1) ... [2018-11-10 07:54:02,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:02" (1/1) ... [2018-11-10 07:54:02,757 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:02" (1/1) ... [2018-11-10 07:54:02,763 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:02" (1/1) ... [2018-11-10 07:54:02,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:02" (1/1) ... [2018-11-10 07:54:02,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:54:02,769 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:54:02,769 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:54:02,769 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:54:02,770 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_07f051be-f0c2-4143-8645-a01c6b46cad0/bin-2019/utaipan/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 [2018-11-10 07:54:02,822 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 07:54:02,822 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 07:54:02,822 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:54:02,822 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:54:02,822 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-10 07:54:02,823 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-10 07:54:02,823 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 07:54:02,823 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 07:54:02,823 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-10 07:54:02,823 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-10 07:54:02,823 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 07:54:02,823 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 07:54:02,823 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 07:54:02,824 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 07:54:02,824 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 07:54:02,824 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 07:54:02,824 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-10 07:54:02,824 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-10 07:54:02,824 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-10 07:54:02,824 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-10 07:54:02,824 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-10 07:54:02,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-10 07:54:02,825 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-10 07:54:02,825 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-10 07:54:02,825 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-10 07:54:02,825 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-10 07:54:02,825 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-10 07:54:02,825 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-10 07:54:02,825 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 07:54:02,825 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 07:54:02,825 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 07:54:02,825 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 07:54:02,826 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 07:54:02,826 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 07:54:02,826 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 07:54:02,826 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 07:54:02,826 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 07:54:02,826 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 07:54:02,826 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 07:54:02,826 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 07:54:02,826 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 07:54:02,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 07:54:02,827 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 07:54:02,827 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 07:54:02,827 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 07:54:02,827 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 07:54:02,827 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 07:54:02,827 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 07:54:02,827 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 07:54:02,827 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 07:54:02,827 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 07:54:02,828 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 07:54:02,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:54:02,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:54:02,828 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 07:54:02,828 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 07:54:02,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:54:02,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:54:02,828 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 07:54:02,828 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 07:54:03,435 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:54:03,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:54:03 BoogieIcfgContainer [2018-11-10 07:54:03,436 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:54:03,437 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 07:54:03,437 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 07:54:03,440 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 07:54:03,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 07:54:02" (1/3) ... [2018-11-10 07:54:03,440 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dd900e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:54:03, skipping insertion in model container [2018-11-10 07:54:03,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:02" (2/3) ... [2018-11-10 07:54:03,441 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dd900e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:54:03, skipping insertion in model container [2018-11-10 07:54:03,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:54:03" (3/3) ... [2018-11-10 07:54:03,442 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product57_true-unreach-call_false-termination.cil.c [2018-11-10 07:54:03,451 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 07:54:03,458 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 07:54:03,472 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 07:54:03,500 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 07:54:03,500 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 07:54:03,500 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 07:54:03,500 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 07:54:03,500 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 07:54:03,500 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 07:54:03,500 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 07:54:03,500 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 07:54:03,517 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states. [2018-11-10 07:54:03,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 07:54:03,525 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:54:03,525 INFO L375 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] [2018-11-10 07:54:03,527 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:54:03,532 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:54:03,532 INFO L82 PathProgramCache]: Analyzing trace with hash -1501269489, now seen corresponding path program 1 times [2018-11-10 07:54:03,534 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:54:03,575 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:54:03,576 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:54:03,576 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:54:03,576 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:54:03,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:54:03,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:54:03,735 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:54:03,735 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 07:54:03,735 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:54:03,740 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 07:54:03,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 07:54:03,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 07:54:03,753 INFO L87 Difference]: Start difference. First operand 160 states. Second operand 2 states. [2018-11-10 07:54:03,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:54:03,777 INFO L93 Difference]: Finished difference Result 290 states and 357 transitions. [2018-11-10 07:54:03,777 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 07:54:03,778 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-10 07:54:03,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:54:03,789 INFO L225 Difference]: With dead ends: 290 [2018-11-10 07:54:03,789 INFO L226 Difference]: Without dead ends: 147 [2018-11-10 07:54:03,792 INFO L605 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 [2018-11-10 07:54:03,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2018-11-10 07:54:03,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2018-11-10 07:54:03,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2018-11-10 07:54:03,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 172 transitions. [2018-11-10 07:54:03,827 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 172 transitions. Word has length 51 [2018-11-10 07:54:03,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:54:03,827 INFO L481 AbstractCegarLoop]: Abstraction has 147 states and 172 transitions. [2018-11-10 07:54:03,828 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 07:54:03,828 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 172 transitions. [2018-11-10 07:54:03,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-10 07:54:03,830 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:54:03,830 INFO L375 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] [2018-11-10 07:54:03,830 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:54:03,831 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:54:03,831 INFO L82 PathProgramCache]: Analyzing trace with hash -2066793911, now seen corresponding path program 1 times [2018-11-10 07:54:03,831 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:54:03,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:54:03,832 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:54:03,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:54:03,832 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:54:03,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:54:03,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:54:03,933 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:54:03,933 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 07:54:03,933 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:54:03,935 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 07:54:03,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 07:54:03,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 07:54:03,936 INFO L87 Difference]: Start difference. First operand 147 states and 172 transitions. Second operand 3 states. [2018-11-10 07:54:03,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:54:03,960 INFO L93 Difference]: Finished difference Result 237 states and 277 transitions. [2018-11-10 07:54:03,961 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 07:54:03,961 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-10 07:54:03,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:54:03,963 INFO L225 Difference]: With dead ends: 237 [2018-11-10 07:54:03,963 INFO L226 Difference]: Without dead ends: 137 [2018-11-10 07:54:03,964 INFO L605 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 [2018-11-10 07:54:03,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2018-11-10 07:54:03,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2018-11-10 07:54:03,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2018-11-10 07:54:03,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 159 transitions. [2018-11-10 07:54:03,978 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 159 transitions. Word has length 53 [2018-11-10 07:54:03,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:54:03,979 INFO L481 AbstractCegarLoop]: Abstraction has 137 states and 159 transitions. [2018-11-10 07:54:03,979 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 07:54:03,979 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 159 transitions. [2018-11-10 07:54:03,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-10 07:54:03,981 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:54:03,981 INFO L375 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] [2018-11-10 07:54:03,981 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:54:03,981 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:54:03,981 INFO L82 PathProgramCache]: Analyzing trace with hash 2067837177, now seen corresponding path program 1 times [2018-11-10 07:54:03,982 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:54:03,982 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:54:03,982 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:54:03,983 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:54:03,983 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:54:04,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:54:04,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:54:04,102 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:54:04,103 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 07:54:04,103 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:54:04,103 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 07:54:04,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 07:54:04,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 07:54:04,104 INFO L87 Difference]: Start difference. First operand 137 states and 159 transitions. Second operand 7 states. [2018-11-10 07:54:04,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:54:04,407 INFO L93 Difference]: Finished difference Result 246 states and 291 transitions. [2018-11-10 07:54:04,407 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 07:54:04,407 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-11-10 07:54:04,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:54:04,409 INFO L225 Difference]: With dead ends: 246 [2018-11-10 07:54:04,409 INFO L226 Difference]: Without dead ends: 137 [2018-11-10 07:54:04,410 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-10 07:54:04,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2018-11-10 07:54:04,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2018-11-10 07:54:04,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2018-11-10 07:54:04,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 158 transitions. [2018-11-10 07:54:04,421 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 158 transitions. Word has length 57 [2018-11-10 07:54:04,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:54:04,421 INFO L481 AbstractCegarLoop]: Abstraction has 137 states and 158 transitions. [2018-11-10 07:54:04,421 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 07:54:04,421 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 158 transitions. [2018-11-10 07:54:04,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-10 07:54:04,423 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:54:04,423 INFO L375 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, 1, 1, 1, 1] [2018-11-10 07:54:04,428 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:54:04,428 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:54:04,428 INFO L82 PathProgramCache]: Analyzing trace with hash 921790731, now seen corresponding path program 1 times [2018-11-10 07:54:04,428 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:54:04,429 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:54:04,429 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:54:04,429 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:54:04,430 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:54:04,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:54:04,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:54:04,516 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:54:04,516 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 07:54:04,516 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:54:04,517 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 07:54:04,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 07:54:04,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 07:54:04,519 INFO L87 Difference]: Start difference. First operand 137 states and 158 transitions. Second operand 5 states. [2018-11-10 07:54:04,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:54:04,920 INFO L93 Difference]: Finished difference Result 346 states and 417 transitions. [2018-11-10 07:54:04,920 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 07:54:04,921 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 70 [2018-11-10 07:54:04,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:54:04,923 INFO L225 Difference]: With dead ends: 346 [2018-11-10 07:54:04,923 INFO L226 Difference]: Without dead ends: 237 [2018-11-10 07:54:04,924 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-10 07:54:04,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2018-11-10 07:54:04,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 218. [2018-11-10 07:54:04,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2018-11-10 07:54:04,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 250 transitions. [2018-11-10 07:54:04,945 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 250 transitions. Word has length 70 [2018-11-10 07:54:04,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:54:04,946 INFO L481 AbstractCegarLoop]: Abstraction has 218 states and 250 transitions. [2018-11-10 07:54:04,946 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 07:54:04,946 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 250 transitions. [2018-11-10 07:54:04,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-10 07:54:04,948 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:54:04,948 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:54:04,948 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:54:04,949 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:54:04,949 INFO L82 PathProgramCache]: Analyzing trace with hash 1206298471, now seen corresponding path program 1 times [2018-11-10 07:54:04,949 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:54:04,949 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:54:04,950 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:54:04,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:54:04,950 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:54:04,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:54:05,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:54:05,044 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:54:05,044 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 07:54:05,044 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:54:05,045 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 07:54:05,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 07:54:05,045 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 07:54:05,045 INFO L87 Difference]: Start difference. First operand 218 states and 250 transitions. Second operand 6 states. [2018-11-10 07:54:05,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:54:05,209 INFO L93 Difference]: Finished difference Result 580 states and 686 transitions. [2018-11-10 07:54:05,211 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 07:54:05,211 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 84 [2018-11-10 07:54:05,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:54:05,214 INFO L225 Difference]: With dead ends: 580 [2018-11-10 07:54:05,214 INFO L226 Difference]: Without dead ends: 390 [2018-11-10 07:54:05,214 INFO L605 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 [2018-11-10 07:54:05,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2018-11-10 07:54:05,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 384. [2018-11-10 07:54:05,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 384 states. [2018-11-10 07:54:05,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 440 transitions. [2018-11-10 07:54:05,241 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 440 transitions. Word has length 84 [2018-11-10 07:54:05,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:54:05,241 INFO L481 AbstractCegarLoop]: Abstraction has 384 states and 440 transitions. [2018-11-10 07:54:05,241 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 07:54:05,242 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 440 transitions. [2018-11-10 07:54:05,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 07:54:05,243 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:54:05,243 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:54:05,243 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:54:05,243 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:54:05,244 INFO L82 PathProgramCache]: Analyzing trace with hash 1883021483, now seen corresponding path program 1 times [2018-11-10 07:54:05,244 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:54:05,244 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:54:05,244 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:54:05,245 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:54:05,245 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:54:05,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:54:05,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:54:05,330 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:54:05,330 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 07:54:05,331 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:54:05,331 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 07:54:05,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 07:54:05,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 07:54:05,331 INFO L87 Difference]: Start difference. First operand 384 states and 440 transitions. Second operand 7 states. [2018-11-10 07:54:05,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:54:05,751 INFO L93 Difference]: Finished difference Result 771 states and 906 transitions. [2018-11-10 07:54:05,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 07:54:05,752 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 88 [2018-11-10 07:54:05,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:54:05,754 INFO L225 Difference]: With dead ends: 771 [2018-11-10 07:54:05,754 INFO L226 Difference]: Without dead ends: 415 [2018-11-10 07:54:05,755 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-10 07:54:05,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 415 states. [2018-11-10 07:54:05,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 415 to 383. [2018-11-10 07:54:05,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2018-11-10 07:54:05,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 437 transitions. [2018-11-10 07:54:05,779 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 437 transitions. Word has length 88 [2018-11-10 07:54:05,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:54:05,779 INFO L481 AbstractCegarLoop]: Abstraction has 383 states and 437 transitions. [2018-11-10 07:54:05,780 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 07:54:05,780 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 437 transitions. [2018-11-10 07:54:05,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 07:54:05,781 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:54:05,781 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:54:05,781 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:54:05,782 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:54:05,782 INFO L82 PathProgramCache]: Analyzing trace with hash 373970174, now seen corresponding path program 1 times [2018-11-10 07:54:05,782 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:54:05,783 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:54:05,783 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:54:05,783 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:54:05,783 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:54:05,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:54:05,866 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 07:54:05,866 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:54:05,867 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 07:54:05,867 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:54:05,867 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 07:54:05,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 07:54:05,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 07:54:05,868 INFO L87 Difference]: Start difference. First operand 383 states and 437 transitions. Second operand 6 states. [2018-11-10 07:54:05,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:54:05,903 INFO L93 Difference]: Finished difference Result 752 states and 878 transitions. [2018-11-10 07:54:05,904 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 07:54:05,904 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 104 [2018-11-10 07:54:05,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:54:05,906 INFO L225 Difference]: With dead ends: 752 [2018-11-10 07:54:05,906 INFO L226 Difference]: Without dead ends: 397 [2018-11-10 07:54:05,907 INFO L605 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 [2018-11-10 07:54:05,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2018-11-10 07:54:05,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 393. [2018-11-10 07:54:05,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 393 states. [2018-11-10 07:54:05,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 393 states and 447 transitions. [2018-11-10 07:54:05,927 INFO L78 Accepts]: Start accepts. Automaton has 393 states and 447 transitions. Word has length 104 [2018-11-10 07:54:05,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:54:05,927 INFO L481 AbstractCegarLoop]: Abstraction has 393 states and 447 transitions. [2018-11-10 07:54:05,927 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 07:54:05,928 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 447 transitions. [2018-11-10 07:54:05,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 07:54:05,929 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:54:05,929 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:54:05,929 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:54:05,929 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:54:05,929 INFO L82 PathProgramCache]: Analyzing trace with hash -1992724420, now seen corresponding path program 1 times [2018-11-10 07:54:05,929 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:54:05,930 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:54:05,930 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:54:05,930 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:54:05,930 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:54:05,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:54:06,032 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 07:54:06,032 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:54:06,032 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-10 07:54:06,032 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:54:06,033 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 07:54:06,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 07:54:06,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-10 07:54:06,033 INFO L87 Difference]: Start difference. First operand 393 states and 447 transitions. Second operand 8 states. [2018-11-10 07:54:06,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:54:06,079 INFO L93 Difference]: Finished difference Result 772 states and 900 transitions. [2018-11-10 07:54:06,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 07:54:06,080 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 104 [2018-11-10 07:54:06,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:54:06,081 INFO L225 Difference]: With dead ends: 772 [2018-11-10 07:54:06,082 INFO L226 Difference]: Without dead ends: 407 [2018-11-10 07:54:06,083 INFO L605 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 [2018-11-10 07:54:06,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2018-11-10 07:54:06,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 401. [2018-11-10 07:54:06,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 401 states. [2018-11-10 07:54:06,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 401 states and 455 transitions. [2018-11-10 07:54:06,101 INFO L78 Accepts]: Start accepts. Automaton has 401 states and 455 transitions. Word has length 104 [2018-11-10 07:54:06,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:54:06,101 INFO L481 AbstractCegarLoop]: Abstraction has 401 states and 455 transitions. [2018-11-10 07:54:06,101 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 07:54:06,101 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 455 transitions. [2018-11-10 07:54:06,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 07:54:06,102 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:54:06,103 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:54:06,103 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:54:06,103 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:54:06,103 INFO L82 PathProgramCache]: Analyzing trace with hash 2061702747, now seen corresponding path program 1 times [2018-11-10 07:54:06,103 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:54:06,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:54:06,104 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:54:06,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:54:06,104 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:54:06,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:54:06,170 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 07:54:06,171 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:54:06,171 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 07:54:06,171 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:54:06,171 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 07:54:06,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 07:54:06,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 07:54:06,172 INFO L87 Difference]: Start difference. First operand 401 states and 455 transitions. Second operand 4 states. [2018-11-10 07:54:06,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:54:06,392 INFO L93 Difference]: Finished difference Result 1176 states and 1404 transitions. [2018-11-10 07:54:06,394 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 07:54:06,394 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 104 [2018-11-10 07:54:06,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:54:06,398 INFO L225 Difference]: With dead ends: 1176 [2018-11-10 07:54:06,398 INFO L226 Difference]: Without dead ends: 803 [2018-11-10 07:54:06,399 INFO L605 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 [2018-11-10 07:54:06,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 803 states. [2018-11-10 07:54:06,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 803 to 788. [2018-11-10 07:54:06,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 788 states. [2018-11-10 07:54:06,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 788 states and 921 transitions. [2018-11-10 07:54:06,439 INFO L78 Accepts]: Start accepts. Automaton has 788 states and 921 transitions. Word has length 104 [2018-11-10 07:54:06,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:54:06,440 INFO L481 AbstractCegarLoop]: Abstraction has 788 states and 921 transitions. [2018-11-10 07:54:06,440 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 07:54:06,440 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 921 transitions. [2018-11-10 07:54:06,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-10 07:54:06,441 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:54:06,442 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:54:06,442 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:54:06,442 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:54:06,442 INFO L82 PathProgramCache]: Analyzing trace with hash 1311611489, now seen corresponding path program 1 times [2018-11-10 07:54:06,442 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:54:06,443 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:54:06,443 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:54:06,443 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:54:06,443 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:54:06,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:54:06,644 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 07:54:06,644 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:54:06,644 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 07:54:06,645 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 109 with the following transitions: [2018-11-10 07:54:06,647 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [18], [19], [31], [35], [37], [38], [41], [45], [46], [47], [62], [65], [67], [71], [77], [81], [85], [88], [93], [96], [101], [104], [119], [120], [123], [125], [128], [130], [133], [136], [148], [149], [150], [151], [152], [154], [159], [162], [163], [165], [170], [172], [173], [178], [180], [181], [182], [215], [219], [236], [237], [240], [242], [245], [255], [258], [262], [263], [266], [267], [268], [269], [270], [271], [272], [273], [274], [278], [279], [280], [282], [283], [290], [291], [292], [293], [294], [295], [296], [300], [301], [302], [303], [304], [306], [307], [308], [309], [310], [311], [318], [319], [320], [322], [323], [324], [326], [327], [328], [329] [2018-11-10 07:54:06,702 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 07:54:06,702 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 07:54:13,009 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 07:54:13,010 INFO L272 AbstractInterpreter]: Visited 81 different actions 81 times. Never merged. Never widened. Never found a fixpoint. Largest state had 134 variables. [2018-11-10 07:54:13,019 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:54:13,020 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 07:54:18,129 INFO L227 lantSequenceWeakener]: Weakened 80 states. On average, predicates are now at 96.6% of their original sizes. [2018-11-10 07:54:18,129 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 07:54:18,891 INFO L415 sIntCurrentIteration]: We unified 107 AI predicates to 107 [2018-11-10 07:54:18,891 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 07:54:18,891 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 07:54:18,892 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [28] imperfect sequences [13] total 39 [2018-11-10 07:54:18,892 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:54:18,892 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-11-10 07:54:18,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-11-10 07:54:18,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=672, Unknown=0, NotChecked=0, Total=756 [2018-11-10 07:54:18,892 INFO L87 Difference]: Start difference. First operand 788 states and 921 transitions. Second operand 28 states. [2018-11-10 07:54:42,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:54:42,742 INFO L93 Difference]: Finished difference Result 1987 states and 2362 transitions. [2018-11-10 07:54:42,742 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-11-10 07:54:42,742 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 108 [2018-11-10 07:54:42,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:54:42,745 INFO L225 Difference]: With dead ends: 1987 [2018-11-10 07:54:42,745 INFO L226 Difference]: Without dead ends: 1227 [2018-11-10 07:54:42,746 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 125 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 456 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=210, Invalid=1860, Unknown=0, NotChecked=0, Total=2070 [2018-11-10 07:54:42,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1227 states. [2018-11-10 07:54:42,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1227 to 1209. [2018-11-10 07:54:42,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1209 states. [2018-11-10 07:54:42,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 1209 states and 1393 transitions. [2018-11-10 07:54:42,797 INFO L78 Accepts]: Start accepts. Automaton has 1209 states and 1393 transitions. Word has length 108 [2018-11-10 07:54:42,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:54:42,798 INFO L481 AbstractCegarLoop]: Abstraction has 1209 states and 1393 transitions. [2018-11-10 07:54:42,798 INFO L482 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-11-10 07:54:42,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1393 transitions. [2018-11-10 07:54:42,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-10 07:54:42,800 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:54:42,800 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:54:42,801 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:54:42,801 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:54:42,801 INFO L82 PathProgramCache]: Analyzing trace with hash -2000406642, now seen corresponding path program 1 times [2018-11-10 07:54:42,801 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:54:42,802 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:54:42,802 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:54:42,802 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:54:42,802 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:54:42,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:54:42,858 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 07:54:42,858 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:54:42,858 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 07:54:42,859 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:54:42,859 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 07:54:42,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 07:54:42,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 07:54:42,859 INFO L87 Difference]: Start difference. First operand 1209 states and 1393 transitions. Second operand 3 states. [2018-11-10 07:54:42,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:54:42,922 INFO L93 Difference]: Finished difference Result 1711 states and 2014 transitions. [2018-11-10 07:54:42,923 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 07:54:42,923 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 162 [2018-11-10 07:54:42,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:54:42,929 INFO L225 Difference]: With dead ends: 1711 [2018-11-10 07:54:42,929 INFO L226 Difference]: Without dead ends: 1708 [2018-11-10 07:54:42,930 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 07:54:42,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1708 states. [2018-11-10 07:54:43,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1708 to 1617. [2018-11-10 07:54:43,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1617 states. [2018-11-10 07:54:43,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 1617 states and 1907 transitions. [2018-11-10 07:54:43,034 INFO L78 Accepts]: Start accepts. Automaton has 1617 states and 1907 transitions. Word has length 162 [2018-11-10 07:54:43,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:54:43,034 INFO L481 AbstractCegarLoop]: Abstraction has 1617 states and 1907 transitions. [2018-11-10 07:54:43,034 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 07:54:43,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1617 states and 1907 transitions. [2018-11-10 07:54:43,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-10 07:54:43,039 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:54:43,040 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-10 07:54:43,040 INFO L424 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:54:43,040 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:54:43,040 INFO L82 PathProgramCache]: Analyzing trace with hash -499491002, now seen corresponding path program 1 times [2018-11-10 07:54:43,040 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:54:43,041 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:54:43,041 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:54:43,041 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:54:43,041 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:54:43,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:54:43,166 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 54 proven. 14 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-10 07:54:43,167 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:54:43,167 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 07:54:43,167 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 224 with the following transitions: [2018-11-10 07:54:43,167 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [18], [19], [20], [22], [25], [29], [30], [31], [35], [37], [38], [41], [45], [46], [47], [50], [52], [58], [62], [65], [66], [67], [71], [77], [81], [85], [88], [91], [93], [96], [99], [101], [104], [119], [120], [121], [122], [123], [125], [128], [130], [133], [136], [139], [145], [147], [148], [149], [150], [151], [152], [154], [159], [162], [163], [165], [170], [172], [173], [178], [180], [181], [182], [212], [215], [219], [225], [228], [230], [232], [236], [237], [240], [242], [245], [252], [255], [258], [262], [263], [266], [267], [268], [269], [270], [271], [272], [273], [274], [276], [277], [278], [279], [280], [282], [283], [284], [285], [288], [289], [290], [291], [292], [293], [294], [295], [296], [297], [300], [301], [302], [303], [304], [306], [307], [308], [309], [310], [311], [316], [317], [318], [319], [320], [321], [322], [323], [324], [326], [327], [328], [329], [332], [333] [2018-11-10 07:54:43,173 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 07:54:43,173 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 07:56:16,414 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 07:56:16,414 INFO L272 AbstractInterpreter]: Visited 120 different actions 1127 times. Merged at 19 different actions 84 times. Never widened. Found 15 fixpoints after 3 different actions. Largest state had 134 variables. [2018-11-10 07:56:16,419 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:56:16,420 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 07:56:54,666 INFO L227 lantSequenceWeakener]: Weakened 180 states. On average, predicates are now at 96.24% of their original sizes. [2018-11-10 07:56:54,666 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 07:56:59,599 INFO L415 sIntCurrentIteration]: We unified 222 AI predicates to 222 [2018-11-10 07:56:59,600 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 07:56:59,600 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 07:56:59,600 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [68] imperfect sequences [5] total 71 [2018-11-10 07:56:59,600 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:56:59,600 INFO L460 AbstractCegarLoop]: Interpolant automaton has 68 states [2018-11-10 07:56:59,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2018-11-10 07:56:59,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=410, Invalid=4146, Unknown=0, NotChecked=0, Total=4556 [2018-11-10 07:56:59,602 INFO L87 Difference]: Start difference. First operand 1617 states and 1907 transitions. Second operand 68 states. [2018-11-10 07:59:23,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:59:23,428 INFO L93 Difference]: Finished difference Result 5271 states and 7041 transitions. [2018-11-10 07:59:23,428 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2018-11-10 07:59:23,428 INFO L78 Accepts]: Start accepts. Automaton has 68 states. Word has length 223 [2018-11-10 07:59:23,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:59:23,438 INFO L225 Difference]: With dead ends: 5271 [2018-11-10 07:59:23,438 INFO L226 Difference]: Without dead ends: 3725 [2018-11-10 07:59:23,446 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 361 GetRequests, 154 SyntacticMatches, 2 SemanticMatches, 205 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15428 ImplicationChecksByTransitivity, 16.1s TimeCoverageRelationStatistics Valid=3062, Invalid=39580, Unknown=0, NotChecked=0, Total=42642 [2018-11-10 07:59:23,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3725 states. [2018-11-10 07:59:23,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3725 to 3069. [2018-11-10 07:59:23,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3069 states. [2018-11-10 07:59:23,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3069 states to 3069 states and 3646 transitions. [2018-11-10 07:59:23,747 INFO L78 Accepts]: Start accepts. Automaton has 3069 states and 3646 transitions. Word has length 223 [2018-11-10 07:59:23,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:59:23,747 INFO L481 AbstractCegarLoop]: Abstraction has 3069 states and 3646 transitions. [2018-11-10 07:59:23,748 INFO L482 AbstractCegarLoop]: Interpolant automaton has 68 states. [2018-11-10 07:59:23,748 INFO L276 IsEmpty]: Start isEmpty. Operand 3069 states and 3646 transitions. [2018-11-10 07:59:23,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-10 07:59:23,751 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:59:23,751 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-10 07:59:23,752 INFO L424 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:59:23,752 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:59:23,752 INFO L82 PathProgramCache]: Analyzing trace with hash -145300538, now seen corresponding path program 1 times [2018-11-10 07:59:23,752 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:59:23,753 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:59:23,753 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:59:23,753 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:59:23,753 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:59:23,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:59:23,834 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 45 proven. 8 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-10 07:59:23,834 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:59:23,834 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 07:59:23,834 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 224 with the following transitions: [2018-11-10 07:59:23,835 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [18], [19], [20], [22], [25], [27], [29], [30], [31], [35], [37], [38], [41], [45], [46], [47], [50], [52], [58], [62], [65], [66], [67], [71], [77], [81], [85], [88], [91], [93], [96], [99], [101], [104], [119], [120], [121], [122], [123], [125], [128], [130], [133], [136], [139], [145], [147], [148], [149], [150], [151], [152], [154], [159], [162], [163], [165], [170], [172], [173], [178], [180], [181], [182], [212], [215], [219], [225], [228], [232], [236], [237], [240], [242], [245], [252], [255], [258], [262], [263], [266], [267], [268], [269], [270], [271], [272], [273], [274], [276], [277], [278], [279], [280], [282], [283], [284], [285], [288], [289], [290], [291], [292], [293], [294], [295], [296], [297], [300], [301], [302], [303], [304], [306], [307], [308], [309], [310], [311], [316], [317], [318], [319], [320], [321], [322], [323], [324], [326], [327], [328], [329], [332], [333] [2018-11-10 07:59:23,838 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 07:59:23,838 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 08:01:02,395 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 08:01:02,395 INFO L272 AbstractInterpreter]: Visited 125 different actions 1157 times. Merged at 19 different actions 84 times. Never widened. Found 15 fixpoints after 3 different actions. Largest state had 134 variables. [2018-11-10 08:01:02,404 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:01:02,404 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 08:01:45,377 INFO L227 lantSequenceWeakener]: Weakened 190 states. On average, predicates are now at 96.23% of their original sizes. [2018-11-10 08:01:45,377 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 08:01:51,578 INFO L415 sIntCurrentIteration]: We unified 222 AI predicates to 222 [2018-11-10 08:01:51,578 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 08:01:51,578 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 08:01:51,578 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [76] imperfect sequences [9] total 83 [2018-11-10 08:01:51,578 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:01:51,579 INFO L460 AbstractCegarLoop]: Interpolant automaton has 76 states [2018-11-10 08:01:51,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2018-11-10 08:01:51,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=454, Invalid=5246, Unknown=0, NotChecked=0, Total=5700 [2018-11-10 08:01:51,580 INFO L87 Difference]: Start difference. First operand 3069 states and 3646 transitions. Second operand 76 states. [2018-11-10 08:03:38,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:03:38,782 INFO L93 Difference]: Finished difference Result 3516 states and 4171 transitions. [2018-11-10 08:03:38,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2018-11-10 08:03:38,782 INFO L78 Accepts]: Start accepts. Automaton has 76 states. Word has length 223 [2018-11-10 08:03:38,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:03:38,783 INFO L225 Difference]: With dead ends: 3516 [2018-11-10 08:03:38,783 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 08:03:38,791 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 288 GetRequests, 146 SyntacticMatches, 2 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6689 ImplicationChecksByTransitivity, 12.4s TimeCoverageRelationStatistics Valid=1631, Invalid=18391, Unknown=0, NotChecked=0, Total=20022 [2018-11-10 08:03:38,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 08:03:38,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 08:03:38,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 08:03:38,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 08:03:38,792 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 223 [2018-11-10 08:03:38,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:03:38,793 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 08:03:38,793 INFO L482 AbstractCegarLoop]: Interpolant automaton has 76 states. [2018-11-10 08:03:38,793 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 08:03:38,793 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 08:03:38,797 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 08:03:40,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:03:41,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:03:41,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:03:42,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:03:43,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:03:43,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:03:44,194 WARN L179 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 428 DAG size of output: 413 [2018-11-10 08:03:44,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:03:44,462 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:03:45,590 WARN L179 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 450 DAG size of output: 436 [2018-11-10 08:03:46,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:03:46,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:03:46,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:03:46,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:03:46,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:03:46,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:03:46,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:03:47,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:03:47,859 WARN L179 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 434 DAG size of output: 415 [2018-11-10 08:03:47,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:03:48,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:03:48,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:03:48,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:03:50,144 WARN L179 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 459 DAG size of output: 443 [2018-11-10 08:03:51,360 WARN L179 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 419 DAG size of output: 50 [2018-11-10 08:03:51,959 WARN L179 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 1 [2018-11-10 08:03:52,134 WARN L179 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 1 [2018-11-10 08:03:52,553 WARN L179 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 36 [2018-11-10 08:03:52,805 WARN L179 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 1 [2018-11-10 08:03:52,931 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 1 [2018-11-10 08:03:53,493 WARN L179 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 27 [2018-11-10 08:03:54,850 WARN L179 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 399 DAG size of output: 70 [2018-11-10 08:03:54,962 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 21 [2018-11-10 08:03:55,542 WARN L179 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 1 [2018-11-10 08:03:57,650 WARN L179 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 477 DAG size of output: 82 [2018-11-10 08:03:58,661 WARN L179 SmtUtils]: Spent 1000.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 66 [2018-11-10 08:03:59,025 WARN L179 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 36 [2018-11-10 08:03:59,223 WARN L179 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 23 [2018-11-10 08:04:00,231 WARN L179 SmtUtils]: Spent 999.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 59 [2018-11-10 08:04:01,329 WARN L179 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 407 DAG size of output: 46 [2018-11-10 08:04:02,145 WARN L179 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 28 [2018-11-10 08:04:02,613 WARN L179 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 40 [2018-11-10 08:04:03,032 WARN L179 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 40 [2018-11-10 08:04:03,321 WARN L179 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 1 [2018-11-10 08:04:04,459 WARN L179 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 377 DAG size of output: 56 [2018-11-10 08:04:06,533 WARN L179 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 475 DAG size of output: 94 [2018-11-10 08:04:06,660 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 1 [2018-11-10 08:04:06,899 WARN L179 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 1 [2018-11-10 08:04:08,210 WARN L179 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 392 DAG size of output: 78 [2018-11-10 08:04:08,337 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 1 [2018-11-10 08:04:09,160 WARN L179 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 28 [2018-11-10 08:04:09,816 WARN L179 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 25 [2018-11-10 08:04:10,791 WARN L179 SmtUtils]: Spent 963.00 ms on a formula simplification. DAG size of input: 367 DAG size of output: 57 [2018-11-10 08:04:10,963 WARN L179 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 1 [2018-11-10 08:04:11,889 WARN L179 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 29 [2018-11-10 08:04:14,508 WARN L179 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 633 DAG size of output: 77 [2018-11-10 08:04:16,735 WARN L179 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 656 DAG size of output: 97 [2018-11-10 08:04:18,037 WARN L179 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 380 DAG size of output: 35 [2018-11-10 08:04:18,574 WARN L179 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 54 [2018-11-10 08:04:18,939 WARN L179 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 36 [2018-11-10 08:04:19,658 WARN L179 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 46 [2018-11-10 08:04:19,947 WARN L179 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 1 [2018-11-10 08:04:20,312 WARN L179 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 36 [2018-11-10 08:04:20,679 WARN L179 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 36 [2018-11-10 08:04:21,593 WARN L179 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 49 [2018-11-10 08:04:21,914 WARN L179 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 29 [2018-11-10 08:04:22,272 WARN L179 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 37 [2018-11-10 08:04:22,822 WARN L179 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 1 [2018-11-10 08:04:23,233 WARN L179 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 36 [2018-11-10 08:04:24,119 WARN L179 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 37 [2018-11-10 08:04:26,206 WARN L179 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 443 DAG size of output: 99 [2018-11-10 08:04:28,483 WARN L179 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 634 DAG size of output: 75 [2018-11-10 08:04:28,870 WARN L179 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 1 [2018-11-10 08:04:29,275 WARN L179 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 45 [2018-11-10 08:04:29,403 WARN L179 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 1 [2018-11-10 08:04:29,768 WARN L179 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 36 [2018-11-10 08:04:30,012 WARN L179 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 35 [2018-11-10 08:04:30,184 WARN L179 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 1 [2018-11-10 08:04:31,106 WARN L179 SmtUtils]: Spent 912.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 29 [2018-11-10 08:04:32,140 WARN L179 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 360 DAG size of output: 59 [2018-11-10 08:04:35,013 WARN L179 SmtUtils]: Spent 2.87 s on a formula simplification. DAG size of input: 663 DAG size of output: 79 [2018-11-10 08:04:35,016 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-11-10 08:04:35,016 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-11-10 08:04:35,016 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-11-10 08:04:35,016 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-11-10 08:04:35,016 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-11-10 08:04:35,016 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 266 288) the Hoare annotation is: (or (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= (+ ~methAndRunningLastTime~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:04:35,016 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 266 288) no Hoare annotation was computed. [2018-11-10 08:04:35,016 INFO L421 ceAbstractionStarter]: At program point L278(line 278) the Hoare annotation is: (or (and (<= ~systemActive~0 main_~tmp~0) (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= main_~tmp~0 (+ ~pumpRunning~0 1)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= (+ ~methAndRunningLastTime~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:04:35,016 INFO L421 ceAbstractionStarter]: At program point L278-1(line 278) the Hoare annotation is: (or (and (<= ~systemActive~0 main_~tmp~0) (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= main_~tmp~0 (+ ~pumpRunning~0 1)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= (+ ~methAndRunningLastTime~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:04:35,017 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 283) no Hoare annotation was computed. [2018-11-10 08:04:35,017 INFO L425 ceAbstractionStarter]: For program point L276-1(lines 276 283) no Hoare annotation was computed. [2018-11-10 08:04:35,017 INFO L425 ceAbstractionStarter]: For program point L274(line 274) no Hoare annotation was computed. [2018-11-10 08:04:35,017 INFO L421 ceAbstractionStarter]: At program point L273(line 273) the Hoare annotation is: (or (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= (+ ~methAndRunningLastTime~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:04:35,017 INFO L421 ceAbstractionStarter]: At program point L272(line 272) the Hoare annotation is: (or (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= (+ ~methAndRunningLastTime~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:04:35,017 INFO L421 ceAbstractionStarter]: At program point L272-1(line 272) the Hoare annotation is: (or (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= (+ ~methAndRunningLastTime~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:04:35,017 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 266 288) no Hoare annotation was computed. [2018-11-10 08:04:35,017 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 464 472) no Hoare annotation was computed. [2018-11-10 08:04:35,017 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 464 472) the Hoare annotation is: true [2018-11-10 08:04:35,018 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 464 472) no Hoare annotation was computed. [2018-11-10 08:04:35,018 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 528 546) the Hoare annotation is: true [2018-11-10 08:04:35,018 INFO L425 ceAbstractionStarter]: For program point L537(lines 537 541) no Hoare annotation was computed. [2018-11-10 08:04:35,018 INFO L428 ceAbstractionStarter]: At program point L535(line 535) the Hoare annotation is: true [2018-11-10 08:04:35,018 INFO L425 ceAbstractionStarter]: For program point L537-2(lines 537 541) no Hoare annotation was computed. [2018-11-10 08:04:35,018 INFO L425 ceAbstractionStarter]: For program point L535-1(line 535) no Hoare annotation was computed. [2018-11-10 08:04:35,018 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 528 546) no Hoare annotation was computed. [2018-11-10 08:04:35,018 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 528 546) no Hoare annotation was computed. [2018-11-10 08:04:35,018 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-11-10 08:04:35,018 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-11-10 08:04:35,018 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 255 265) the Hoare annotation is: (or (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= (+ ~methAndRunningLastTime~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:04:35,018 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 255 265) no Hoare annotation was computed. [2018-11-10 08:04:35,018 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 255 265) no Hoare annotation was computed. [2018-11-10 08:04:35,018 INFO L421 ceAbstractionStarter]: At program point L260(line 260) the Hoare annotation is: (or (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= (+ ~methAndRunningLastTime~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:04:35,018 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 453 463) the Hoare annotation is: true [2018-11-10 08:04:35,018 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 453 463) no Hoare annotation was computed. [2018-11-10 08:04:35,018 INFO L428 ceAbstractionStarter]: At program point L458(line 458) the Hoare annotation is: true [2018-11-10 08:04:35,018 INFO L425 ceAbstractionStarter]: For program point L458-1(line 458) no Hoare annotation was computed. [2018-11-10 08:04:35,018 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 453 463) no Hoare annotation was computed. [2018-11-10 08:04:35,019 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 445 452) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (let ((.cse0 (< (+ |old(~pumpRunning~0)| ~methAndRunningLastTime~0) 1)) (.cse1 (< 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0))) (.cse2 (< 2 (* 2 |old(~pumpRunning~0)|))) (.cse3 (< ~waterLevel~0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) .cse3 (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (or (< ~systemActive~0 ~methaneLevelCritical~0) (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse0 .cse1 .cse2 .cse3)))) [2018-11-10 08:04:35,019 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 445 452) no Hoare annotation was computed. [2018-11-10 08:04:35,019 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 445 452) no Hoare annotation was computed. [2018-11-10 08:04:35,019 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 175) no Hoare annotation was computed. [2018-11-10 08:04:35,019 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 165 178) no Hoare annotation was computed. [2018-11-10 08:04:35,019 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 165 178) the Hoare annotation is: true [2018-11-10 08:04:35,019 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 165 178) no Hoare annotation was computed. [2018-11-10 08:04:35,019 INFO L421 ceAbstractionStarter]: At program point L413(line 413) the Hoare annotation is: (let ((.cse0 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse1 (< (+ |old(~pumpRunning~0)| ~methAndRunningLastTime~0) 1)) (.cse2 (< 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0))) (.cse3 (< 2 (* 2 |old(~pumpRunning~0)|))) (.cse5 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse4 (< ~waterLevel~0 ~systemActive~0))) (and (or .cse0 (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse1 .cse2 .cse3 .cse4) (or (= ~pumpRunning~0 0) (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) .cse0 (not (= ~methAndRunningLastTime~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0)) .cse5 .cse4) (or .cse1 .cse2 .cse3 .cse5 .cse4 (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))))) [2018-11-10 08:04:35,019 INFO L425 ceAbstractionStarter]: For program point L413-1(lines 394 418) no Hoare annotation was computed. [2018-11-10 08:04:35,019 INFO L421 ceAbstractionStarter]: At program point L408(line 408) the Hoare annotation is: (or (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) (not (= ~methAndRunningLastTime~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0)) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (< ~waterLevel~0 ~systemActive~0)) [2018-11-10 08:04:35,019 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 394 418) no Hoare annotation was computed. [2018-11-10 08:04:35,019 INFO L421 ceAbstractionStarter]: At program point L404(line 404) the Hoare annotation is: (let ((.cse2 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse1 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse3 (< ~waterLevel~0 ~systemActive~0))) (and (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (< ~systemActive~0 .cse0) (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) .cse1 (not (= ~methAndRunningLastTime~0 0)) (< .cse0 ~systemActive~0)) .cse2 .cse3)) (or (let ((.cse4 (< (+ |old(~pumpRunning~0)| ~methAndRunningLastTime~0) 1)) (.cse5 (< 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0))) (.cse6 (< 2 (* 2 |old(~pumpRunning~0)|)))) (and (or .cse4 .cse5 .cse6 .cse2 .cse3 (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (or .cse1 (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse4 .cse5 .cse6 .cse3))) (and (and (<= (* 2 processEnvironment_~tmp~3) 2) (<= 2 (+ processEnvironment_~tmp~3 ~pumpRunning~0))) (= |old(~pumpRunning~0)| ~pumpRunning~0))))) [2018-11-10 08:04:35,019 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 394 418) the Hoare annotation is: (let ((.cse2 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse1 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse3 (< ~waterLevel~0 ~systemActive~0))) (and (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (< ~systemActive~0 .cse0) (= ~pumpRunning~0 0) (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) .cse1 (not (= ~methAndRunningLastTime~0 0)) (< .cse0 ~systemActive~0)) .cse2 .cse3)) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (let ((.cse4 (< (+ |old(~pumpRunning~0)| ~methAndRunningLastTime~0) 1)) (.cse5 (< 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0))) (.cse6 (< 2 (* 2 |old(~pumpRunning~0)|)))) (and (or .cse4 .cse5 .cse6 .cse2 .cse3 (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (or .cse1 (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse4 .cse5 .cse6 .cse3)))))) [2018-11-10 08:04:35,019 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 410) no Hoare annotation was computed. [2018-11-10 08:04:35,019 INFO L421 ceAbstractionStarter]: At program point L400(line 400) the Hoare annotation is: (let ((.cse2 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse1 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse3 (< ~waterLevel~0 ~systemActive~0))) (and (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (< ~systemActive~0 .cse0) (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) .cse1 (not (= ~methAndRunningLastTime~0 0)) (< .cse0 ~systemActive~0)) .cse2 .cse3)) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (let ((.cse4 (< (+ |old(~pumpRunning~0)| ~methAndRunningLastTime~0) 1)) (.cse5 (< 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0))) (.cse6 (< 2 (* 2 |old(~pumpRunning~0)|)))) (and (or .cse4 .cse5 .cse6 .cse2 .cse3 (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (or .cse1 (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse4 .cse5 .cse6 .cse3)))))) [2018-11-10 08:04:35,019 INFO L425 ceAbstractionStarter]: For program point L400-1(line 400) no Hoare annotation was computed. [2018-11-10 08:04:35,019 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 415) no Hoare annotation was computed. [2018-11-10 08:04:35,020 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 360 366) no Hoare annotation was computed. [2018-11-10 08:04:35,020 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 360 366) the Hoare annotation is: true [2018-11-10 08:04:35,020 INFO L425 ceAbstractionStarter]: For program point L578-1(lines 578 584) no Hoare annotation was computed. [2018-11-10 08:04:35,020 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 548 611) the Hoare annotation is: (or (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= (+ ~methAndRunningLastTime~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:04:35,020 INFO L421 ceAbstractionStarter]: At program point L570(line 570) the Hoare annotation is: (let ((.cse3 (<= (+ ~pumpRunning~0 1) ~waterLevel~0)) (.cse4 (= test_~splverifierCounter~0 0))) (let ((.cse1 (and .cse3 (<= (* 2 test_~tmp~7) 4294967294) (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= ~methAndRunningLastTime~0 (+ test_~tmp~7 2147483648)) (= ~methaneLevelCritical~0 0) (<= ~waterLevel~0 (+ ~methaneLevelCritical~0 2)) (<= 0 (* 2 ~pumpRunning~0)) (<= ~methAndRunningLastTime~0 test_~splverifierCounter~0) .cse4)) (.cse0 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646))) (.cse2 (+ ~methAndRunningLastTime~0 1))) (or (and (and (<= ~waterLevel~0 (+ test_~tmp___2~0 2147483650)) .cse0) .cse1 (<= .cse2 ~pumpRunning~0)) (and .cse1 (<= (+ ~waterLevel~0 test_~splverifierCounter~0) 1)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (and (and (and .cse3 (<= 0 (+ ~pumpRunning~0 test_~tmp___2~0 2147483648)) .cse0) .cse4) (<= .cse2 ~methaneLevelCritical~0) (and (<= 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2)) (<= ~methAndRunningLastTime~0 ~pumpRunning~0) (<= (+ ~pumpRunning~0 ~waterLevel~0) 2) (<= ~methaneLevelCritical~0 ~systemActive~0))) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-11-10 08:04:35,020 INFO L421 ceAbstractionStarter]: At program point L601(lines 558 603) the Hoare annotation is: (let ((.cse10 (+ ~pumpRunning~0 1))) (let ((.cse4 (+ ~methAndRunningLastTime~0 1)) (.cse5 (<= .cse10 ~waterLevel~0)) (.cse6 (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0))) (.cse3 (* 2 ~methaneLevelCritical~0)) (.cse7 (<= 0 (* 2 ~pumpRunning~0))) (.cse8 (<= ~methAndRunningLastTime~0 test_~splverifierCounter~0)) (.cse9 (= test_~splverifierCounter~0 0))) (let ((.cse1 (and .cse5 (<= ~waterLevel~0 .cse10) .cse6 (<= .cse3 0) (<= ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)) .cse7 .cse8 .cse9)) (.cse2 (and .cse5 (<= (+ ~waterLevel~0 test_~splverifierCounter~0) 2) (<= ~methaneLevelCritical~0 .cse4) .cse6 (<= ~waterLevel~0 (+ test_~tmp___2~0 2147483650)) .cse7 .cse8 (<= 0 (+ ~pumpRunning~0 test_~tmp___2~0 2147483648)) (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) .cse9)) (.cse0 (and (<= 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2)) (<= 0 .cse3) (<= ~methAndRunningLastTime~0 ~pumpRunning~0) (<= (+ ~pumpRunning~0 ~waterLevel~0) 2) (<= .cse4 ~waterLevel~0) (<= ~methaneLevelCritical~0 ~systemActive~0)))) (or (and .cse0 .cse1) (and .cse2 .cse1) (and (and .cse2 (<= 2 (+ ~methaneLevelCritical~0 ~systemActive~0))) .cse0) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0)))))) [2018-11-10 08:04:35,020 INFO L425 ceAbstractionStarter]: For program point L568(lines 568 574) no Hoare annotation was computed. [2018-11-10 08:04:35,020 INFO L425 ceAbstractionStarter]: For program point L568-1(lines 568 574) no Hoare annotation was computed. [2018-11-10 08:04:35,020 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 548 611) no Hoare annotation was computed. [2018-11-10 08:04:35,020 INFO L425 ceAbstractionStarter]: For program point L560(lines 560 564) no Hoare annotation was computed. [2018-11-10 08:04:35,020 INFO L425 ceAbstractionStarter]: For program point L558-1(lines 558 603) no Hoare annotation was computed. [2018-11-10 08:04:35,020 INFO L421 ceAbstractionStarter]: At program point L604(lines 557 605) the Hoare annotation is: (or (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:04:35,020 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 598) no Hoare annotation was computed. [2018-11-10 08:04:35,021 INFO L421 ceAbstractionStarter]: At program point L594-2(lines 588 599) the Hoare annotation is: (let ((.cse1 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646))) (.cse0 (= test_~splverifierCounter~0 0))) (let ((.cse2 (and (<= (+ ~pumpRunning~0 1) ~waterLevel~0) (<= 0 (+ ~methAndRunningLastTime~0 ~pumpRunning~0)) (<= ~methaneLevelCritical~0 (+ ~methAndRunningLastTime~0 1)) (<= ~waterLevel~0 (+ test_~splverifierCounter~0 2)) (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= ~methAndRunningLastTime~0 test_~splverifierCounter~0) .cse1 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse0))) (or (and (and .cse0 (and (<= 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2)) (<= ~methAndRunningLastTime~0 ~pumpRunning~0) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (<= (* 2 ~methaneLevelCritical~0) 2) (<= 0 (+ ~pumpRunning~0 test_~tmp___2~0 2147483648)) .cse1)) (= ~pumpRunning~0 0)) (and (and (<= ~methAndRunningLastTime~0 (+ test_~tmp~7 2147483648)) (<= (+ ~systemActive~0 test_~tmp~7) 2147483648)) .cse2 (<= (+ ~systemActive~0 test_~tmp___0~3) 2147483648) (<= ~systemActive~0 (+ test_~tmp___0~3 2147483649))) (and .cse2 (<= ~systemActive~0 ~methaneLevelCritical~0)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-11-10 08:04:35,021 INFO L425 ceAbstractionStarter]: For program point L559(lines 558 603) no Hoare annotation was computed. [2018-11-10 08:04:35,021 INFO L425 ceAbstractionStarter]: For program point L588(lines 588 599) no Hoare annotation was computed. [2018-11-10 08:04:35,021 INFO L421 ceAbstractionStarter]: At program point L580(line 580) the Hoare annotation is: (let ((.cse0 (<= 0 (+ ~methAndRunningLastTime~0 ~pumpRunning~0))) (.cse4 (+ ~methAndRunningLastTime~0 1)) (.cse6 (<= ~methAndRunningLastTime~0 test_~splverifierCounter~0)) (.cse1 (= test_~splverifierCounter~0 0))) (let ((.cse3 (and (<= (+ ~pumpRunning~0 1) ~waterLevel~0) .cse0 (<= ~methaneLevelCritical~0 .cse4) (<= ~waterLevel~0 (+ test_~splverifierCounter~0 2)) (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) .cse6 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse1)) (.cse2 (<= ~systemActive~0 (+ test_~tmp___0~3 2147483649))) (.cse5 (= ~pumpRunning~0 0))) (or (and (and (not (= ~waterLevel~0 1)) (= ~methaneLevelCritical~0 0) (and .cse0 (<= ~methAndRunningLastTime~0 ~pumpRunning~0) (<= ~systemActive~0 ~waterLevel~0) (<= (+ ~pumpRunning~0 ~waterLevel~0) 2)) (<= test_~tmp___0~3 (+ ~waterLevel~0 2147483645)) .cse1) .cse2) (and (and (<= ~methAndRunningLastTime~0 (+ test_~tmp~7 2147483648)) (<= (+ ~systemActive~0 test_~tmp~7) 2147483648)) (<= (* 2 ~methaneLevelCritical~0) 0) .cse3 .cse2 (<= (+ test_~tmp___0~3 test_~splverifierCounter~0) 2147483647)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (and (and .cse3 (<= .cse4 ~methaneLevelCritical~0)) .cse5) (and (and (<= ~waterLevel~0 (+ test_~tmp~7 2147483649)) (<= (+ ~pumpRunning~0 test_~tmp~7) 2147483647) .cse1) (<= 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (<= (+ ~systemActive~0 test_~tmp___0~3) 2147483648) (<= ~waterLevel~0 ~systemActive~0) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) .cse6 .cse2 .cse5) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-11-10 08:04:35,021 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 548 611) no Hoare annotation was computed. [2018-11-10 08:04:35,021 INFO L425 ceAbstractionStarter]: For program point L578(lines 578 584) no Hoare annotation was computed. [2018-11-10 08:04:35,021 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 419 426) the Hoare annotation is: (or (= ~waterLevel~0 1) (and (<= (+ ~pumpRunning~0 ~waterLevel~0) 2) (<= 0 (* 2 ~pumpRunning~0))) (< 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0)) (< (* 2 ~systemActive~0) 2) (< (+ ~methAndRunningLastTime~0 2) ~waterLevel~0) (< ~waterLevel~0 ~systemActive~0) (< (+ ~methaneLevelCritical~0 2) ~waterLevel~0)) [2018-11-10 08:04:35,021 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 419 426) no Hoare annotation was computed. [2018-11-10 08:04:35,021 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 419 426) no Hoare annotation was computed. [2018-11-10 08:04:35,021 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 179 187) no Hoare annotation was computed. [2018-11-10 08:04:35,021 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 179 187) the Hoare annotation is: true [2018-11-10 08:04:35,021 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 179 187) no Hoare annotation was computed. [2018-11-10 08:04:35,021 INFO L421 ceAbstractionStarter]: At program point L316(line 316) the Hoare annotation is: (let ((.cse0 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse2 (* 2 ~pumpRunning~0)) (.cse1 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1))) (and (or (or (< 2 (+ ~pumpRunning~0 ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) .cse0 (< (+ ~pumpRunning~0 1) ~systemActive~0)) (or .cse1 (< ~waterLevel~0 ~systemActive~0)) (< 0 .cse2)) (or (< (+ |old(~methAndRunningLastTime~0)| 1) ~systemActive~0) .cse0 (< 2 .cse2) .cse1 (< (+ ~methaneLevelCritical~0 2) ~waterLevel~0) (< (+ |old(~methAndRunningLastTime~0)| ~waterLevel~0) 2) (< ~pumpRunning~0 (+ ~methaneLevelCritical~0 1))))) [2018-11-10 08:04:35,021 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 320) no Hoare annotation was computed. [2018-11-10 08:04:35,021 INFO L425 ceAbstractionStarter]: For program point L313(lines 313 323) no Hoare annotation was computed. [2018-11-10 08:04:35,021 INFO L421 ceAbstractionStarter]: At program point L311(line 311) the Hoare annotation is: (let ((.cse7 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse6 (+ ~pumpRunning~0 1))) (let ((.cse3 (+ ~methAndRunningLastTime~0 1)) (.cse0 (or (< 2 (+ ~pumpRunning~0 ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) .cse7 (< .cse6 ~systemActive~0))) (.cse4 (< ~waterLevel~0 ~systemActive~0)) (.cse2 (* 2 ~pumpRunning~0)) (.cse1 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse5 (< (+ ~methaneLevelCritical~0 2) ~waterLevel~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) (not (= ~waterLevel~0 1)) (< 0 .cse2)) (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (and (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2)) (<= .cse3 ~systemActive~0)) .cse0 .cse4 .cse5) (or (and (<= 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (<= .cse3 ~waterLevel~0)) (< ~systemActive~0 .cse6) .cse0 .cse1 .cse4) (or (< (+ |old(~methAndRunningLastTime~0)| 1) ~systemActive~0) .cse7 (< 2 .cse2) .cse1 .cse5 (< (+ |old(~methAndRunningLastTime~0)| ~waterLevel~0) 2) (< ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)))))) [2018-11-10 08:04:35,021 INFO L425 ceAbstractionStarter]: For program point L311-1(line 311) no Hoare annotation was computed. [2018-11-10 08:04:35,022 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 326) no Hoare annotation was computed. [2018-11-10 08:04:35,022 INFO L425 ceAbstractionStarter]: For program point L309-1(lines 301 329) no Hoare annotation was computed. [2018-11-10 08:04:35,022 INFO L421 ceAbstractionStarter]: At program point L307(line 307) the Hoare annotation is: (let ((.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse5 (+ ~pumpRunning~0 1))) (let ((.cse3 (< (+ |old(~methAndRunningLastTime~0)| ~waterLevel~0) 2)) (.cse0 (+ ~methAndRunningLastTime~0 1)) (.cse1 (or (< 2 (+ ~pumpRunning~0 ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) .cse4 (< .cse5 ~systemActive~0))) (.cse2 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1))) (and (or (and (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2)) (<= .cse0 ~systemActive~0)) .cse1 .cse2 .cse3) (or (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= .cse0 ~pumpRunning~0)) (< (+ |old(~methAndRunningLastTime~0)| 1) ~systemActive~0) .cse4 (< 2 (* 2 ~pumpRunning~0)) .cse2 (< (+ ~methaneLevelCritical~0 2) ~waterLevel~0) .cse3 (< ~pumpRunning~0 (+ ~methaneLevelCritical~0 1))) (or (and (<= 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (<= .cse0 ~waterLevel~0)) (< ~systemActive~0 .cse5) .cse1 .cse2 (< ~waterLevel~0 ~systemActive~0))))) [2018-11-10 08:04:35,022 INFO L425 ceAbstractionStarter]: For program point L307-1(line 307) no Hoare annotation was computed. [2018-11-10 08:04:35,022 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 301 329) the Hoare annotation is: (let ((.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse5 (+ ~pumpRunning~0 1))) (let ((.cse3 (< (+ |old(~methAndRunningLastTime~0)| ~waterLevel~0) 2)) (.cse0 (+ ~methAndRunningLastTime~0 1)) (.cse1 (or (< 2 (+ ~pumpRunning~0 ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) .cse4 (< .cse5 ~systemActive~0))) (.cse2 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1))) (and (or (and (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2)) (<= .cse0 ~systemActive~0)) .cse1 .cse2 .cse3) (or (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= .cse0 ~pumpRunning~0)) (< (+ |old(~methAndRunningLastTime~0)| 1) ~systemActive~0) .cse4 (< 2 (* 2 ~pumpRunning~0)) .cse2 (< (+ ~methaneLevelCritical~0 2) ~waterLevel~0) .cse3 (< ~pumpRunning~0 (+ ~methaneLevelCritical~0 1))) (or (and (<= 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (<= .cse0 ~waterLevel~0)) (< ~systemActive~0 .cse5) .cse1 .cse2 (< ~waterLevel~0 ~systemActive~0))))) [2018-11-10 08:04:35,022 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 301 329) no Hoare annotation was computed. [2018-11-10 08:04:35,022 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 293 300) the Hoare annotation is: (or (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= (+ ~methAndRunningLastTime~0 1) ~waterLevel~0)) (< 1 (+ ~pumpRunning~0 ~waterLevel~0)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< ~pumpRunning~0 |old(~methAndRunningLastTime~0)|)) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (< ~waterLevel~0 ~systemActive~0) (not (= ~methaneLevelCritical~0 0))) [2018-11-10 08:04:35,022 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 293 300) no Hoare annotation was computed. [2018-11-10 08:04:35,022 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 293 300) no Hoare annotation was computed. [2018-11-10 08:04:35,022 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 08:04:35,023 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-10 08:04:35,023 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 08:04:35,023 INFO L421 ceAbstractionStarter]: At program point L433(line 433) the Hoare annotation is: (or (= ~pumpRunning~0 0) (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) (not (= ~methAndRunningLastTime~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0)) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (< (+ ~methAndRunningLastTime~0 ~waterLevel~0) 2)) [2018-11-10 08:04:35,023 INFO L425 ceAbstractionStarter]: For program point L433-1(line 433) no Hoare annotation was computed. [2018-11-10 08:04:35,023 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 428 444) no Hoare annotation was computed. [2018-11-10 08:04:35,023 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 428 444) the Hoare annotation is: (or (= ~pumpRunning~0 0) (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) (not (= ~methAndRunningLastTime~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0)) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (< (+ ~methAndRunningLastTime~0 ~waterLevel~0) 2)) [2018-11-10 08:04:35,023 INFO L421 ceAbstractionStarter]: At program point L439(line 439) the Hoare annotation is: (let ((.cse0 (+ |old(~pumpRunning~0)| ~waterLevel~0))) (let ((.cse1 (or (< 2 .cse0) (< ~systemActive~0 ~methaneLevelCritical~0) (not (= ~methAndRunningLastTime~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0)))) (and (or (and (<= activatePump_~tmp~4 ~methaneLevelCritical~0) (<= (+ ~pumpRunning~0 ~waterLevel~0) 2) (<= 0 (* 2 ~pumpRunning~0)) (<= ~methaneLevelCritical~0 activatePump_~tmp~4)) (or (< .cse0 2) (< 0 (* 2 |old(~pumpRunning~0)|))) .cse1 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (or (< (+ ~methaneLevelCritical~0 1) ~waterLevel~0) .cse1 (< (+ ~methAndRunningLastTime~0 ~waterLevel~0) 2))))) [2018-11-10 08:04:35,023 INFO L425 ceAbstractionStarter]: For program point L439-1(lines 428 444) no Hoare annotation was computed. [2018-11-10 08:04:35,023 INFO L425 ceAbstractionStarter]: For program point L435(lines 435 441) no Hoare annotation was computed. [2018-11-10 08:04:35,023 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 509 527) no Hoare annotation was computed. [2018-11-10 08:04:35,023 INFO L425 ceAbstractionStarter]: For program point L518(lines 518 522) no Hoare annotation was computed. [2018-11-10 08:04:35,024 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 509 527) the Hoare annotation is: true [2018-11-10 08:04:35,024 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 509 527) no Hoare annotation was computed. [2018-11-10 08:04:35,024 INFO L428 ceAbstractionStarter]: At program point L516(line 516) the Hoare annotation is: true [2018-11-10 08:04:35,024 INFO L425 ceAbstractionStarter]: For program point L518-2(lines 518 522) no Hoare annotation was computed. [2018-11-10 08:04:35,024 INFO L425 ceAbstractionStarter]: For program point L516-1(line 516) no Hoare annotation was computed. [2018-11-10 08:04:35,024 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 112 123) the Hoare annotation is: (let ((.cse10 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse6 (not (= ~methAndRunningLastTime~0 0))) (.cse9 (+ ~pumpRunning~0 1)) (.cse7 (* 2 ~pumpRunning~0))) (let ((.cse1 (+ ~methaneLevelCritical~0 1)) (.cse8 (+ |old(~methaneLevelCritical~0)| 1)) (.cse5 (<= (* 2 ~methaneLevelCritical~0) 0)) (.cse0 (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0))) (.cse4 (< 0 .cse7)) (.cse2 (or (< 2 .cse10) (< ~systemActive~0 |old(~methaneLevelCritical~0)|) .cse6 (< .cse9 ~systemActive~0))) (.cse3 (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1))) (and (or (and .cse0 (<= .cse1 ~waterLevel~0)) .cse2 .cse3 (not (= |old(~methaneLevelCritical~0)| 0)) (not (= ~waterLevel~0 1)) .cse4) (or (and .cse5 (<= ~pumpRunning~0 .cse1)) (< (+ ~methAndRunningLastTime~0 1) ~systemActive~0) .cse6 (< 2 .cse7) .cse3 (< (+ |old(~methaneLevelCritical~0)| 2) ~waterLevel~0) (< (+ ~methAndRunningLastTime~0 ~waterLevel~0) 2) (< ~pumpRunning~0 .cse8)) (or (< ~systemActive~0 .cse9) (and (<= ~systemActive~0 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 .cse9)) (< .cse8 ~waterLevel~0) (< (+ ~waterLevel~0 |old(~methaneLevelCritical~0)|) 2) .cse2 (< ~waterLevel~0 ~systemActive~0)) (or (and .cse5 .cse0) (or (or (< .cse10 2) .cse4) (< 0 (+ ~methAndRunningLastTime~0 |old(~methaneLevelCritical~0)|))) .cse2 .cse3)))) [2018-11-10 08:04:35,024 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 112 123) no Hoare annotation was computed. [2018-11-10 08:04:35,024 INFO L425 ceAbstractionStarter]: For program point L116-1(lines 112 123) no Hoare annotation was computed. [2018-11-10 08:04:35,024 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 124 132) the Hoare annotation is: true [2018-11-10 08:04:35,024 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 124 132) no Hoare annotation was computed. [2018-11-10 08:04:35,024 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 124 132) no Hoare annotation was computed. [2018-11-10 08:04:35,025 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 191 220) no Hoare annotation was computed. [2018-11-10 08:04:35,025 INFO L425 ceAbstractionStarter]: For program point L205(lines 205 209) no Hoare annotation was computed. [2018-11-10 08:04:35,025 INFO L428 ceAbstractionStarter]: At program point L205-1(lines 205 209) the Hoare annotation is: true [2018-11-10 08:04:35,025 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 201 215) no Hoare annotation was computed. [2018-11-10 08:04:35,025 INFO L428 ceAbstractionStarter]: At program point L201-3(lines 201 215) the Hoare annotation is: true [2018-11-10 08:04:35,025 INFO L428 ceAbstractionStarter]: At program point L197(line 197) the Hoare annotation is: true [2018-11-10 08:04:35,025 INFO L425 ceAbstractionStarter]: For program point L197-1(line 197) no Hoare annotation was computed. [2018-11-10 08:04:35,025 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 191 220) the Hoare annotation is: true [2018-11-10 08:04:35,025 INFO L428 ceAbstractionStarter]: At program point L216(lines 191 220) the Hoare annotation is: true [2018-11-10 08:04:35,025 INFO L425 ceAbstractionStarter]: For program point L212(line 212) no Hoare annotation was computed. [2018-11-10 08:04:35,025 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-10 08:04:35,025 INFO L421 ceAbstractionStarter]: At program point L349(line 349) the Hoare annotation is: (let ((.cse8 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (.cse5 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse6 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse9 (+ |old(~pumpRunning~0)| 1))) (let ((.cse7 (* 2 |old(~pumpRunning~0)|)) (.cse0 (< ~systemActive~0 .cse9)) (.cse4 (+ ~methAndRunningLastTime~0 1)) (.cse1 (or (< 2 .cse8) .cse5 .cse6 (< .cse9 ~systemActive~0))) (.cse2 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse3 (< |old(~waterLevel~0)| ~systemActive~0))) (and (or .cse0 (and (<= 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2))) .cse1 .cse2 .cse3) (or (and (and (<= ~waterLevel~0 ~systemActive~0) (<= .cse4 ~waterLevel~0)) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (< (+ |old(~methAndRunningLastTime~0)| |old(~pumpRunning~0)|) 1) (< (+ |old(~methAndRunningLastTime~0)| |old(~waterLevel~0)|) 2)) (< (+ |old(~methAndRunningLastTime~0)| 1) ~systemActive~0) .cse5 (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2) .cse6 (< (* 2 ~systemActive~0) 2) (< (+ |old(~methAndRunningLastTime~0)| 2) |old(~waterLevel~0)|) (< 2 .cse7)) (or (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2 .cse3) (or (<= 2 (+ ~pumpRunning~0 ~waterLevel~0)) (or (< .cse8 2) (< 0 .cse7)) .cse1 .cse2) (or .cse0 (and (<= .cse4 ~systemActive~0) (= ~pumpRunning~0 0)) .cse1 .cse2 .cse3)))) [2018-11-10 08:04:35,026 INFO L421 ceAbstractionStarter]: At program point L347(lines 347 353) the Hoare annotation is: (let ((.cse18 (* 2 |old(~pumpRunning~0)|)) (.cse2 (+ ~methAndRunningLastTime~0 1)) (.cse17 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (.cse7 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse8 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse21 (+ |old(~pumpRunning~0)| 1)) (.cse20 (+ ~methaneLevelCritical~0 1))) (let ((.cse0 (<= 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0))) (.cse1 (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2))) (.cse5 (< .cse20 |old(~waterLevel~0)|)) (.cse10 (< ~systemActive~0 .cse21)) (.cse12 (< |old(~waterLevel~0)| ~systemActive~0)) (.cse11 (or (< 2 .cse17) .cse7 .cse8 (< .cse21 ~systemActive~0))) (.cse6 (< (+ |old(~methAndRunningLastTime~0)| 1) ~systemActive~0)) (.cse15 (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0))) (.cse13 (<= .cse2 ~systemActive~0)) (.cse14 (<= .cse20 ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse9 (< 2 .cse18)) (.cse16 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse19 (+ ~methaneLevelCritical~0 2)) (.cse4 (< (+ |old(~methAndRunningLastTime~0)| |old(~waterLevel~0)|) 2))) (and (or (and (and .cse0 .cse1 (<= .cse2 ~methaneLevelCritical~0)) .cse3) (or (< (+ |old(~methAndRunningLastTime~0)| |old(~pumpRunning~0)|) 1) .cse4) .cse5 .cse6 .cse7 .cse8 .cse9) (or .cse0 .cse10 .cse5 (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2) .cse11 .cse12) (or (and .cse1 .cse13 .cse14 .cse3) (or (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) .cse5 .cse11 .cse12)) (or (not (= |old(~waterLevel~0)| 1)) (and .cse15 .cse13 (= 1 ~waterLevel~0) .cse3) .cse10 .cse11 .cse16 .cse12) (or (or (< .cse17 2) (< 0 .cse18)) (and .cse15 (<= 3 (+ ~pumpRunning~0 ~waterLevel~0)) (<= ~waterLevel~0 .cse19) (<= ~pumpRunning~0 .cse20) (<= .cse2 ~pumpRunning~0)) (< 0 (+ |old(~methAndRunningLastTime~0)| ~methaneLevelCritical~0)) .cse11 .cse16) (or .cse6 (and .cse15 .cse13 (<= ~waterLevel~0 ~systemActive~0) .cse14 .cse3) .cse8 .cse9 .cse16 (< .cse19 |old(~waterLevel~0)|) .cse4 (< |old(~pumpRunning~0)| .cse20))))) [2018-11-10 08:04:35,026 INFO L421 ceAbstractionStarter]: At program point L342(line 342) the Hoare annotation is: (let ((.cse4 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse1 (+ ~methAndRunningLastTime~0 1)) (.cse3 (< (+ |old(~methAndRunningLastTime~0)| 1) ~systemActive~0)) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse6 (< 2 (* 2 |old(~pumpRunning~0)|))) (.cse8 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse2 (< (+ |old(~methAndRunningLastTime~0)| |old(~waterLevel~0)|) 2)) (.cse0 (+ ~methaneLevelCritical~0 1))) (and (or (and (<= .cse0 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (<= (+ ~systemActive~0 ~waterLevel~0) 3) (<= ~pumpRunning~0 .cse1) (<= .cse1 ~methaneLevelCritical~0)) .cse2 (< .cse0 |old(~waterLevel~0)|) .cse3 .cse4 .cse5 .cse6 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (let ((.cse7 (+ |old(~pumpRunning~0)| 1))) (or (< ~systemActive~0 .cse7) (or (< 2 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) .cse4 .cse5 (< .cse7 ~systemActive~0)) .cse8 (< |old(~waterLevel~0)| ~systemActive~0))) (let ((.cse9 (+ ~methaneLevelCritical~0 2))) (or (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= 3 (+ ~pumpRunning~0 ~waterLevel~0)) (<= ~waterLevel~0 .cse9) (<= ~pumpRunning~0 .cse0) (<= .cse1 ~pumpRunning~0)) .cse3 .cse5 .cse6 .cse8 (< .cse9 |old(~waterLevel~0)|) .cse2 (< |old(~pumpRunning~0)| .cse0))))) [2018-11-10 08:04:35,026 INFO L425 ceAbstractionStarter]: For program point L340(lines 339 358) no Hoare annotation was computed. [2018-11-10 08:04:35,026 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 336 359) the Hoare annotation is: (let ((.cse11 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (.cse8 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse9 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse14 (+ |old(~pumpRunning~0)| 1)) (.cse12 (* 2 |old(~pumpRunning~0)|))) (let ((.cse7 (< (+ |old(~methAndRunningLastTime~0)| 1) ~systemActive~0)) (.cse10 (< 2 .cse12)) (.cse6 (< (+ |old(~methAndRunningLastTime~0)| |old(~waterLevel~0)|) 2)) (.cse4 (+ ~methaneLevelCritical~0 1)) (.cse0 (< ~systemActive~0 .cse14)) (.cse5 (+ ~methAndRunningLastTime~0 1)) (.cse1 (or (< 2 .cse11) .cse8 .cse9 (< .cse14 ~systemActive~0))) (.cse2 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse3 (< |old(~waterLevel~0)| ~systemActive~0))) (and (or .cse0 (and (<= 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2))) .cse1 .cse2 .cse3) (or (and (and (<= .cse4 ~waterLevel~0) (<= 1 (+ ~methAndRunningLastTime~0 ~pumpRunning~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (<= ~pumpRunning~0 ~methaneLevelCritical~0) (<= .cse5 ~methaneLevelCritical~0)) (or (< (+ |old(~methAndRunningLastTime~0)| |old(~pumpRunning~0)|) 1) .cse6) (< .cse4 |old(~waterLevel~0)|) .cse7 .cse8 .cse9 .cse10) (or (not (= ~waterLevel~0 1)) (or (< .cse11 2) (< 0 .cse12)) .cse1 .cse2) (or (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2 .cse3) (let ((.cse13 (+ ~methaneLevelCritical~0 2))) (or .cse7 .cse9 .cse10 .cse2 (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= 3 (+ ~pumpRunning~0 ~waterLevel~0)) (<= ~waterLevel~0 .cse13) (<= ~pumpRunning~0 .cse4) (<= .cse5 ~pumpRunning~0)) (< .cse13 |old(~waterLevel~0)|) .cse6 (< |old(~pumpRunning~0)| .cse4))) (or .cse0 (and (<= .cse5 ~systemActive~0) (= ~pumpRunning~0 0)) .cse1 .cse2 .cse3)))) [2018-11-10 08:04:35,027 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 336 359) no Hoare annotation was computed. [2018-11-10 08:04:35,027 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 336 359) no Hoare annotation was computed. [2018-11-10 08:04:35,027 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 88 99) the Hoare annotation is: (let ((.cse4 (+ ~methaneLevelCritical~0 1)) (.cse3 (< (+ ~methAndRunningLastTime~0 |old(~waterLevel~0)|) 2)) (.cse0 (< (+ ~methAndRunningLastTime~0 1) ~systemActive~0)) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (< 2 (* 2 ~pumpRunning~0)))) (and (or (<= 3 (+ ~pumpRunning~0 ~waterLevel~0)) .cse0 .cse1 .cse2 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (< (+ ~methaneLevelCritical~0 2) |old(~waterLevel~0)|) .cse3 (< ~pumpRunning~0 .cse4)) (or (and (<= .cse4 ~waterLevel~0) (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (or (< (+ ~methAndRunningLastTime~0 ~pumpRunning~0) 1) .cse3) .cse0 (< ~systemActive~0 ~methaneLevelCritical~0) (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2) .cse1 (< (* 2 ~systemActive~0) 2) (< (+ ~methAndRunningLastTime~0 2) |old(~waterLevel~0)|) .cse2))) [2018-11-10 08:04:35,027 INFO L425 ceAbstractionStarter]: For program point L92-1(lines 88 99) no Hoare annotation was computed. [2018-11-10 08:04:35,027 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 88 99) no Hoare annotation was computed. [2018-11-10 08:04:35,027 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 08:04:35,027 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= (+ ~methAndRunningLastTime~0 1) ~waterLevel~0) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) [2018-11-10 08:04:35,027 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 08:04:35,027 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 08:04:35,027 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 246 252) no Hoare annotation was computed. [2018-11-10 08:04:35,027 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 246 252) the Hoare annotation is: true [2018-11-10 08:04:35,027 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 368 392) the Hoare annotation is: (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (< ~systemActive~0 .cse0) (= ~pumpRunning~0 0) (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) (not (= ~methAndRunningLastTime~0 0)) (< .cse0 ~systemActive~0)) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (< ~waterLevel~0 ~systemActive~0))) [2018-11-10 08:04:35,028 INFO L421 ceAbstractionStarter]: At program point L382(line 382) the Hoare annotation is: (let ((.cse0 (+ |old(~pumpRunning~0)| ~waterLevel~0)) (.cse4 (+ |old(~pumpRunning~0)| 1))) (let ((.cse1 (or (< 2 .cse0) (< ~systemActive~0 ~methaneLevelCritical~0) (not (= ~methAndRunningLastTime~0 0)) (< .cse4 ~systemActive~0))) (.cse2 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse3 (< ~waterLevel~0 ~systemActive~0))) (and (or (< 1 .cse0) .cse1 .cse2 .cse3 (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~2)) (or (< ~systemActive~0 .cse4) (and (<= ~waterLevel~0 ~systemActive~0) (= ~pumpRunning~0 0)) .cse1 .cse2 .cse3)))) [2018-11-10 08:04:35,028 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 368 392) no Hoare annotation was computed. [2018-11-10 08:04:35,028 INFO L421 ceAbstractionStarter]: At program point L378(line 378) the Hoare annotation is: (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (and (<= 3 (+ processEnvironment__wrappee__highWaterSensor_~tmp~2 ~waterLevel~0)) (= processEnvironment__wrappee__highWaterSensor_~tmp~2 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< ~systemActive~0 .cse0) (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) (not (= ~methAndRunningLastTime~0 0)) (< .cse0 ~systemActive~0)) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (< ~waterLevel~0 ~systemActive~0))) [2018-11-10 08:04:35,028 INFO L425 ceAbstractionStarter]: For program point L376(lines 376 384) no Hoare annotation was computed. [2018-11-10 08:04:35,028 INFO L421 ceAbstractionStarter]: At program point L374(line 374) the Hoare annotation is: (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (< ~systemActive~0 .cse0) (= ~pumpRunning~0 0) (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) (not (= ~methAndRunningLastTime~0 0)) (< .cse0 ~systemActive~0)) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (< ~waterLevel~0 ~systemActive~0))) [2018-11-10 08:04:35,028 INFO L425 ceAbstractionStarter]: For program point L374-1(line 374) no Hoare annotation was computed. [2018-11-10 08:04:35,028 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 389) no Hoare annotation was computed. [2018-11-10 08:04:35,028 INFO L421 ceAbstractionStarter]: At program point L387(line 387) the Hoare annotation is: (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (< ~systemActive~0 .cse0) (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) (not (= ~methAndRunningLastTime~0 0)) (< .cse0 ~systemActive~0)) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (< ~waterLevel~0 ~systemActive~0))) [2018-11-10 08:04:35,028 INFO L425 ceAbstractionStarter]: For program point L387-1(lines 368 392) no Hoare annotation was computed. [2018-11-10 08:04:35,028 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 100 111) no Hoare annotation was computed. [2018-11-10 08:04:35,028 INFO L425 ceAbstractionStarter]: For program point L104-1(lines 100 111) no Hoare annotation was computed. [2018-11-10 08:04:35,028 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 100 111) the Hoare annotation is: (let ((.cse5 (not (= ~methAndRunningLastTime~0 0)))) (let ((.cse0 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse3 (< (+ ~methAndRunningLastTime~0 |old(~waterLevel~0)|) 2)) (.cse1 (+ ~methaneLevelCritical~0 1)) (.cse2 (or (< 2 (+ ~pumpRunning~0 |old(~waterLevel~0)|)) (< ~systemActive~0 ~methaneLevelCritical~0) .cse5 (< (+ ~pumpRunning~0 1) ~systemActive~0))) (.cse7 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse6 (* 2 ~pumpRunning~0))) (and (or (and (<= .cse0 2) (<= .cse1 ~waterLevel~0)) (< .cse1 |old(~waterLevel~0)|) .cse2 .cse3) (let ((.cse4 (+ ~methaneLevelCritical~0 2))) (or (and (<= 3 .cse0) (<= ~waterLevel~0 .cse4)) (< (+ ~methAndRunningLastTime~0 1) ~systemActive~0) .cse5 (< 2 .cse6) .cse7 (< .cse4 |old(~waterLevel~0)|) .cse3 (< ~pumpRunning~0 .cse1))) (or (= 1 ~waterLevel~0) .cse2 .cse7 (not (= |old(~waterLevel~0)| 1)) (< 0 .cse6))))) [2018-11-10 08:04:35,028 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 979 986) no Hoare annotation was computed. [2018-11-10 08:04:35,028 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 983) no Hoare annotation was computed. [2018-11-10 08:04:35,028 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 979 986) the Hoare annotation is: true [2018-11-10 08:04:35,028 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 979 986) no Hoare annotation was computed. [2018-11-10 08:04:35,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 08:04:35 BoogieIcfgContainer [2018-11-10 08:04:35,050 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 08:04:35,050 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 08:04:35,050 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 08:04:35,051 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 08:04:35,051 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:54:03" (3/4) ... [2018-11-10 08:04:35,054 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 08:04:35,058 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 08:04:35,058 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 08:04:35,058 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 08:04:35,058 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 08:04:35,058 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-10 08:04:35,058 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 08:04:35,058 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 08:04:35,058 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 08:04:35,059 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 08:04:35,059 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-10 08:04:35,059 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 08:04:35,059 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 08:04:35,059 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 08:04:35,059 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-10 08:04:35,059 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-10 08:04:35,059 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-10 08:04:35,059 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-10 08:04:35,059 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 08:04:35,059 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-10 08:04:35,059 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-10 08:04:35,059 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 08:04:35,059 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 08:04:35,059 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 08:04:35,059 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 08:04:35,059 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 08:04:35,060 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 08:04:35,060 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 08:04:35,060 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 08:04:35,060 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 08:04:35,066 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 140 nodes and edges [2018-11-10 08:04:35,067 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-11-10 08:04:35,068 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-11-10 08:04:35,088 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((1 <= methAndRunningLastTime + waterLevel && waterLevel <= methAndRunningLastTime + 2) && 0 <= 2 * methaneLevelCritical) && methAndRunningLastTime <= pumpRunning) && pumpRunning + waterLevel <= 2) && methAndRunningLastTime + 1 <= waterLevel) && methaneLevelCritical <= systemActive) && ((((((pumpRunning + 1 <= waterLevel && waterLevel <= pumpRunning + 1) && 0 <= methaneLevelCritical + methAndRunningLastTime) && 2 * methaneLevelCritical <= 0) && pumpRunning <= methaneLevelCritical + 1) && 0 <= 2 * pumpRunning) && methAndRunningLastTime <= splverifierCounter) && splverifierCounter == 0) || ((((((((((pumpRunning + 1 <= waterLevel && waterLevel + splverifierCounter <= 2) && methaneLevelCritical <= methAndRunningLastTime + 1) && 0 <= methaneLevelCritical + methAndRunningLastTime) && waterLevel <= tmp___2 + 2147483650) && 0 <= 2 * pumpRunning) && methAndRunningLastTime <= splverifierCounter) && 0 <= pumpRunning + tmp___2 + 2147483648) && tmp___2 <= systemActive + 2147483646) && splverifierCounter == 0) && ((((((pumpRunning + 1 <= waterLevel && waterLevel <= pumpRunning + 1) && 0 <= methaneLevelCritical + methAndRunningLastTime) && 2 * methaneLevelCritical <= 0) && pumpRunning <= methaneLevelCritical + 1) && 0 <= 2 * pumpRunning) && methAndRunningLastTime <= splverifierCounter) && splverifierCounter == 0)) || (((((((((((pumpRunning + 1 <= waterLevel && waterLevel + splverifierCounter <= 2) && methaneLevelCritical <= methAndRunningLastTime + 1) && 0 <= methaneLevelCritical + methAndRunningLastTime) && waterLevel <= tmp___2 + 2147483650) && 0 <= 2 * pumpRunning) && methAndRunningLastTime <= splverifierCounter) && 0 <= pumpRunning + tmp___2 + 2147483648) && tmp___2 <= systemActive + 2147483646) && splverifierCounter == 0) && 2 <= methaneLevelCritical + systemActive) && (((((1 <= methAndRunningLastTime + waterLevel && waterLevel <= methAndRunningLastTime + 2) && 0 <= 2 * methaneLevelCritical) && methAndRunningLastTime <= pumpRunning) && pumpRunning + waterLevel <= 2) && methAndRunningLastTime + 1 <= waterLevel) && methaneLevelCritical <= systemActive)) || 1 < \old(pumpRunning) + \old(waterLevel)) || !(\old(methAndRunningLastTime) == 0) || \old(pumpRunning) < \old(methAndRunningLastTime)) || systemActive + \old(methaneLevelCritical) < 1) || \old(waterLevel) < systemActive) || !(\old(methaneLevelCritical) == 0) [2018-11-10 08:04:35,088 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 < \old(pumpRunning) + \old(waterLevel) || !(\old(methAndRunningLastTime) == 0) || \old(pumpRunning) < \old(methAndRunningLastTime)) || systemActive + \old(methaneLevelCritical) < 1) || \old(waterLevel) < systemActive) || !(\old(methaneLevelCritical) == 0) [2018-11-10 08:04:35,129 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_07f051be-f0c2-4143-8645-a01c6b46cad0/bin-2019/utaipan/witness.graphml [2018-11-10 08:04:35,129 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 08:04:35,130 INFO L168 Benchmark]: Toolchain (without parser) took 632805.59 ms. Allocated memory was 1.0 GB in the beginning and 5.7 GB in the end (delta: 4.7 GB). Free memory was 951.1 MB in the beginning and 4.5 GB in the end (delta: -3.6 GB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2018-11-10 08:04:35,131 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:04:35,131 INFO L168 Benchmark]: CACSL2BoogieTranslator took 316.52 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 926.9 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-10 08:04:35,131 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 926.9 MB in the beginning and 1.1 GB in the end (delta: -212.7 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-10 08:04:35,131 INFO L168 Benchmark]: Boogie Preprocessor took 33.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-10 08:04:35,132 INFO L168 Benchmark]: RCFGBuilder took 667.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 99.0 MB). Peak memory consumption was 99.0 MB. Max. memory is 11.5 GB. [2018-11-10 08:04:35,132 INFO L168 Benchmark]: TraceAbstraction took 631613.38 ms. Allocated memory was 1.2 GB in the beginning and 5.7 GB in the end (delta: 4.5 GB). Free memory was 1.0 GB in the beginning and 4.5 GB in the end (delta: -3.5 GB). Peak memory consumption was 4.7 GB. Max. memory is 11.5 GB. [2018-11-10 08:04:35,132 INFO L168 Benchmark]: Witness Printer took 79.11 ms. Allocated memory is still 5.7 GB. Free memory was 4.5 GB in the beginning and 4.5 GB in the end (delta: 2.1 kB). Peak memory consumption was 2.1 kB. Max. memory is 11.5 GB. [2018-11-10 08:04:35,134 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 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 316.52 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 926.9 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 92.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 926.9 MB in the beginning and 1.1 GB in the end (delta: -212.7 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 667.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 99.0 MB). Peak memory consumption was 99.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 631613.38 ms. Allocated memory was 1.2 GB in the beginning and 5.7 GB in the end (delta: 4.5 GB). Free memory was 1.0 GB in the beginning and 4.5 GB in the end (delta: -3.5 GB). Peak memory consumption was 4.7 GB. Max. memory is 11.5 GB. * Witness Printer took 79.11 ms. Allocated memory is still 5.7 GB. Free memory was 4.5 GB in the beginning and 4.5 GB in the end (delta: 2.1 kB). Peak memory consumption was 2.1 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 983]: 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: 558]: Loop Invariant Derived loop invariant: (((((((((((((1 <= methAndRunningLastTime + waterLevel && waterLevel <= methAndRunningLastTime + 2) && 0 <= 2 * methaneLevelCritical) && methAndRunningLastTime <= pumpRunning) && pumpRunning + waterLevel <= 2) && methAndRunningLastTime + 1 <= waterLevel) && methaneLevelCritical <= systemActive) && ((((((pumpRunning + 1 <= waterLevel && waterLevel <= pumpRunning + 1) && 0 <= methaneLevelCritical + methAndRunningLastTime) && 2 * methaneLevelCritical <= 0) && pumpRunning <= methaneLevelCritical + 1) && 0 <= 2 * pumpRunning) && methAndRunningLastTime <= splverifierCounter) && splverifierCounter == 0) || ((((((((((pumpRunning + 1 <= waterLevel && waterLevel + splverifierCounter <= 2) && methaneLevelCritical <= methAndRunningLastTime + 1) && 0 <= methaneLevelCritical + methAndRunningLastTime) && waterLevel <= tmp___2 + 2147483650) && 0 <= 2 * pumpRunning) && methAndRunningLastTime <= splverifierCounter) && 0 <= pumpRunning + tmp___2 + 2147483648) && tmp___2 <= systemActive + 2147483646) && splverifierCounter == 0) && ((((((pumpRunning + 1 <= waterLevel && waterLevel <= pumpRunning + 1) && 0 <= methaneLevelCritical + methAndRunningLastTime) && 2 * methaneLevelCritical <= 0) && pumpRunning <= methaneLevelCritical + 1) && 0 <= 2 * pumpRunning) && methAndRunningLastTime <= splverifierCounter) && splverifierCounter == 0)) || (((((((((((pumpRunning + 1 <= waterLevel && waterLevel + splverifierCounter <= 2) && methaneLevelCritical <= methAndRunningLastTime + 1) && 0 <= methaneLevelCritical + methAndRunningLastTime) && waterLevel <= tmp___2 + 2147483650) && 0 <= 2 * pumpRunning) && methAndRunningLastTime <= splverifierCounter) && 0 <= pumpRunning + tmp___2 + 2147483648) && tmp___2 <= systemActive + 2147483646) && splverifierCounter == 0) && 2 <= methaneLevelCritical + systemActive) && (((((1 <= methAndRunningLastTime + waterLevel && waterLevel <= methAndRunningLastTime + 2) && 0 <= 2 * methaneLevelCritical) && methAndRunningLastTime <= pumpRunning) && pumpRunning + waterLevel <= 2) && methAndRunningLastTime + 1 <= waterLevel) && methaneLevelCritical <= systemActive)) || 1 < \old(pumpRunning) + \old(waterLevel)) || !(\old(methAndRunningLastTime) == 0) || \old(pumpRunning) < \old(methAndRunningLastTime)) || systemActive + \old(methaneLevelCritical) < 1) || \old(waterLevel) < systemActive) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 557]: Loop Invariant Derived loop invariant: (((1 < \old(pumpRunning) + \old(waterLevel) || !(\old(methAndRunningLastTime) == 0) || \old(pumpRunning) < \old(methAndRunningLastTime)) || systemActive + \old(methaneLevelCritical) < 1) || \old(waterLevel) < systemActive) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 160 locations, 1 error locations. SAFE Result, 631.5s OverallTime, 13 OverallIterations, 4 TraceHistogramMax, 276.6s AutomataDifference, 0.0s DeadEndRemovalTime, 56.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 2846 SDtfs, 4819 SDslu, 19207 SDs, 0 SdLazy, 24664 SolverSat, 2735 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 156.7s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 868 GetRequests, 426 SyntacticMatches, 6 SemanticMatches, 436 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22592 ImplicationChecksByTransitivity, 30.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3069occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 198.1s AbstIntTime, 3 AbstIntIterations, 3 AbstIntStrong, 0.9943229053883798 AbsIntWeakeningRatio, 0.8112522686025408 AbsIntAvgWeakeningVarsNumRemoved, 5449.029038112522 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 13 MinimizatonAttempts, 847 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 3237 PreInvPairs, 3357 NumberOfFragments, 4665 HoareAnnotationTreeSize, 3237 FomulaSimplifications, 359717 FormulaSimplificationTreeSizeReduction, 11.3s HoareSimplificationTime, 65 FomulaSimplificationsInter, 1108069 FormulaSimplificationTreeSizeReductionInter, 44.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1431 NumberOfCodeBlocks, 1431 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1418 ConstructedInterpolants, 0 QuantifiedInterpolants, 274771 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 10 PerfectInterpolantSequences, 279/303 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...