./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_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_160193ef-2ac2-4dff-a3fc-728d05d114e4/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_160193ef-2ac2-4dff-a3fc-728d05d114e4/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_160193ef-2ac2-4dff-a3fc-728d05d114e4/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_160193ef-2ac2-4dff-a3fc-728d05d114e4/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product57_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_160193ef-2ac2-4dff-a3fc-728d05d114e4/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_160193ef-2ac2-4dff-a3fc-728d05d114e4/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 52d4df169e32a92349e61a4b5d4d731cb2f40ee9 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 07:25:29,649 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:25:29,650 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:25:29,657 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:25:29,657 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:25:29,658 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:25:29,659 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:25:29,660 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:25:29,661 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:25:29,662 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:25:29,662 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:25:29,663 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:25:29,663 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:25:29,664 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:25:29,665 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:25:29,665 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:25:29,666 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:25:29,666 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:25:29,668 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:25:29,668 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:25:29,669 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:25:29,670 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:25:29,671 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:25:29,672 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:25:29,672 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:25:29,672 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:25:29,673 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:25:29,673 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:25:29,674 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:25:29,674 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:25:29,674 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:25:29,675 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:25:29,675 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:25:29,675 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:25:29,675 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:25:29,676 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:25:29,676 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_160193ef-2ac2-4dff-a3fc-728d05d114e4/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 07:25:29,683 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:25:29,683 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:25:29,684 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:25:29,684 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 07:25:29,684 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:25:29,684 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:25:29,685 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 07:25:29,685 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:25:29,685 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:25:29,685 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:25:29,685 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:25:29,685 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:25:29,685 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:25:29,685 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:25:29,686 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:25:29,686 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:25:29,686 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:25:29,686 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:25:29,686 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:25:29,686 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:25:29,686 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:25:29,687 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:25:29,687 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:25:29,687 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:25:29,687 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:25:29,687 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:25:29,687 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 07:25:29,687 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:25:29,687 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:25:29,688 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_160193ef-2ac2-4dff-a3fc-728d05d114e4/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52d4df169e32a92349e61a4b5d4d731cb2f40ee9 [2018-11-10 07:25:29,714 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:25:29,723 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:25:29,726 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:25:29,727 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:25:29,727 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:25:29,728 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_160193ef-2ac2-4dff-a3fc-728d05d114e4/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product57_true-unreach-call_false-termination.cil.c [2018-11-10 07:25:29,771 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_160193ef-2ac2-4dff-a3fc-728d05d114e4/bin-2019/uautomizer/data/f43ac2ca9/38e77eb837d94c53bbe9db88bf84ae3e/FLAGb9a2b63f9 [2018-11-10 07:25:30,118 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:25:30,119 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_160193ef-2ac2-4dff-a3fc-728d05d114e4/sv-benchmarks/c/product-lines/minepump_spec4_product57_true-unreach-call_false-termination.cil.c [2018-11-10 07:25:30,128 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_160193ef-2ac2-4dff-a3fc-728d05d114e4/bin-2019/uautomizer/data/f43ac2ca9/38e77eb837d94c53bbe9db88bf84ae3e/FLAGb9a2b63f9 [2018-11-10 07:25:30,138 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_160193ef-2ac2-4dff-a3fc-728d05d114e4/bin-2019/uautomizer/data/f43ac2ca9/38e77eb837d94c53bbe9db88bf84ae3e [2018-11-10 07:25:30,140 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:25:30,141 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 07:25:30,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:25:30,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:25:30,144 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:25:30,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:25:30" (1/1) ... [2018-11-10 07:25:30,146 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 07:25:30, skipping insertion in model container [2018-11-10 07:25:30,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:25:30" (1/1) ... [2018-11-10 07:25:30,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:25:30,183 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:25:30,373 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:25:30,381 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:25:30,438 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:25:30,458 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:25:30,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:25:30 WrapperNode [2018-11-10 07:25:30,458 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:25:30,459 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:25:30,459 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:25:30,459 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:25:30,509 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:25:30" (1/1) ... [2018-11-10 07:25:30,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:25:30" (1/1) ... [2018-11-10 07:25:30,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:25:30" (1/1) ... [2018-11-10 07:25:30,522 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:25:30" (1/1) ... [2018-11-10 07:25:30,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:25:30" (1/1) ... [2018-11-10 07:25:30,551 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:25:30" (1/1) ... [2018-11-10 07:25:30,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:25:30" (1/1) ... [2018-11-10 07:25:30,559 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:25:30,559 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:25:30,560 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:25:30,560 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:25:30,560 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:25:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_160193ef-2ac2-4dff-a3fc-728d05d114e4/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:25:30,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:25:30,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:25:30,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-10 07:25:30,609 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 07:25:30,609 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 07:25:30,609 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 07:25:30,609 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 07:25:30,609 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 07:25:30,609 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-10 07:25:30,609 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-10 07:25:30,610 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 07:25:30,610 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 07:25:30,610 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 07:25:30,610 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-10 07:25:30,610 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-10 07:25:30,610 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-10 07:25:30,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-10 07:25:30,610 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 07:25:30,610 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 07:25:30,610 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 07:25:30,611 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 07:25:30,611 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-10 07:25:30,611 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-10 07:25:30,611 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-10 07:25:30,611 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-10 07:25:30,611 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-10 07:25:30,611 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 07:25:30,611 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 07:25:30,611 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 07:25:30,612 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 07:25:30,612 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-10 07:25:30,612 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 07:25:30,612 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 07:25:30,615 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:25:30,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-10 07:25:30,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-10 07:25:30,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-10 07:25:30,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-10 07:25:30,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-10 07:25:30,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-10 07:25:30,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 07:25:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 07:25:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-10 07:25:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-10 07:25:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 07:25:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 07:25:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 07:25:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 07:25:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 07:25:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 07:25:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 07:25:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-10 07:25:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-10 07:25:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-10 07:25:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-10 07:25:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 07:25:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 07:25:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-10 07:25:30,618 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-10 07:25:30,618 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 07:25:30,618 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 07:25:30,618 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-10 07:25:30,618 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 07:25:30,618 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-10 07:25:30,618 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-10 07:25:30,618 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 07:25:30,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 07:25:30,618 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 07:25:30,619 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-10 07:25:30,619 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-10 07:25:30,619 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 07:25:30,619 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 07:25:30,619 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 07:25:30,619 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-10 07:25:30,619 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 07:25:30,619 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 07:25:30,619 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:25:30,619 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-10 07:25:30,620 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-10 07:25:30,620 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-10 07:25:30,620 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-10 07:25:30,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-10 07:25:30,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 07:25:30,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-10 07:25:30,625 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-10 07:25:30,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 07:25:30,625 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-10 07:25:30,625 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-10 07:25:30,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 07:25:30,625 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-10 07:25:30,626 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-10 07:25:30,626 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-10 07:25:30,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:25:30,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:25:30,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-10 07:25:31,258 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:25:31,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:25:31 BoogieIcfgContainer [2018-11-10 07:25:31,259 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:25:31,259 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 07:25:31,259 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 07:25:31,261 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 07:25:31,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 07:25:30" (1/3) ... [2018-11-10 07:25:31,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3463ab77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:25:31, skipping insertion in model container [2018-11-10 07:25:31,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:25:30" (2/3) ... [2018-11-10 07:25:31,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3463ab77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:25:31, skipping insertion in model container [2018-11-10 07:25:31,263 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:25:31" (3/3) ... [2018-11-10 07:25:31,264 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product57_true-unreach-call_false-termination.cil.c [2018-11-10 07:25:31,270 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 07:25:31,276 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 07:25:31,285 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 07:25:31,306 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 07:25:31,306 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 07:25:31,306 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 07:25:31,306 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 07:25:31,306 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 07:25:31,306 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 07:25:31,306 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 07:25:31,307 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 07:25:31,307 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 07:25:31,324 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states. [2018-11-10 07:25:31,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-10 07:25:31,332 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:25:31,333 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] [2018-11-10 07:25:31,335 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:25:31,341 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:25:31,341 INFO L82 PathProgramCache]: Analyzing trace with hash 1328438548, now seen corresponding path program 1 times [2018-11-10 07:25:31,343 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:25:31,343 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:25:31,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:25:31,374 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:25:31,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:25:31,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:25:31,542 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 07:25:31,544 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:25:31,544 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 07:25:31,547 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 07:25:31,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 07:25:31,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 07:25:31,558 INFO L87 Difference]: Start difference. First operand 225 states. Second operand 2 states. [2018-11-10 07:25:31,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:25:31,590 INFO L93 Difference]: Finished difference Result 327 states and 390 transitions. [2018-11-10 07:25:31,591 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 07:25:31,592 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 83 [2018-11-10 07:25:31,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:25:31,599 INFO L225 Difference]: With dead ends: 327 [2018-11-10 07:25:31,599 INFO L226 Difference]: Without dead ends: 182 [2018-11-10 07:25:31,602 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 07:25:31,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2018-11-10 07:25:31,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 182. [2018-11-10 07:25:31,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2018-11-10 07:25:31,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 205 transitions. [2018-11-10 07:25:31,636 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 205 transitions. Word has length 83 [2018-11-10 07:25:31,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:25:31,636 INFO L481 AbstractCegarLoop]: Abstraction has 182 states and 205 transitions. [2018-11-10 07:25:31,636 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 07:25:31,636 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 205 transitions. [2018-11-10 07:25:31,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-10 07:25:31,638 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:25:31,639 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] [2018-11-10 07:25:31,639 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:25:31,639 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:25:31,639 INFO L82 PathProgramCache]: Analyzing trace with hash 1088191642, now seen corresponding path program 1 times [2018-11-10 07:25:31,639 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:25:31,639 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:25:31,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:25:31,640 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:25:31,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:25:31,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:25:31,749 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 07:25:31,749 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:25:31,749 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 07:25:31,751 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 07:25:31,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 07:25:31,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 07:25:31,751 INFO L87 Difference]: Start difference. First operand 182 states and 205 transitions. Second operand 3 states. [2018-11-10 07:25:31,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:25:31,776 INFO L93 Difference]: Finished difference Result 274 states and 310 transitions. [2018-11-10 07:25:31,777 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 07:25:31,777 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 85 [2018-11-10 07:25:31,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:25:31,779 INFO L225 Difference]: With dead ends: 274 [2018-11-10 07:25:31,779 INFO L226 Difference]: Without dead ends: 172 [2018-11-10 07:25:31,781 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 07:25:31,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2018-11-10 07:25:31,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 172. [2018-11-10 07:25:31,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2018-11-10 07:25:31,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 192 transitions. [2018-11-10 07:25:31,794 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 192 transitions. Word has length 85 [2018-11-10 07:25:31,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:25:31,794 INFO L481 AbstractCegarLoop]: Abstraction has 172 states and 192 transitions. [2018-11-10 07:25:31,794 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 07:25:31,794 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 192 transitions. [2018-11-10 07:25:31,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 07:25:31,797 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:25:31,798 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, 1] [2018-11-10 07:25:31,798 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:25:31,798 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:25:31,798 INFO L82 PathProgramCache]: Analyzing trace with hash -250424382, now seen corresponding path program 1 times [2018-11-10 07:25:31,798 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:25:31,798 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:25:31,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:25:31,799 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:25:31,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:25:31,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:25:31,956 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 07:25:31,956 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:25:31,956 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 07:25:31,957 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 07:25:31,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 07:25:31,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 07:25:31,958 INFO L87 Difference]: Start difference. First operand 172 states and 192 transitions. Second operand 7 states. [2018-11-10 07:25:32,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:25:32,160 INFO L93 Difference]: Finished difference Result 283 states and 324 transitions. [2018-11-10 07:25:32,160 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 07:25:32,160 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 89 [2018-11-10 07:25:32,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:25:32,161 INFO L225 Difference]: With dead ends: 283 [2018-11-10 07:25:32,162 INFO L226 Difference]: Without dead ends: 172 [2018-11-10 07:25:32,162 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 07:25:32,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2018-11-10 07:25:32,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 172. [2018-11-10 07:25:32,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2018-11-10 07:25:32,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 191 transitions. [2018-11-10 07:25:32,173 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 191 transitions. Word has length 89 [2018-11-10 07:25:32,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:25:32,173 INFO L481 AbstractCegarLoop]: Abstraction has 172 states and 191 transitions. [2018-11-10 07:25:32,173 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 07:25:32,173 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 191 transitions. [2018-11-10 07:25:32,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-10 07:25:32,175 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:25:32,175 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:25:32,176 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:25:32,176 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:25:32,176 INFO L82 PathProgramCache]: Analyzing trace with hash 1738709143, now seen corresponding path program 1 times [2018-11-10 07:25:32,176 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:25:32,176 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:25:32,177 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:25:32,177 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:25:32,177 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:25:32,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:25:32,273 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 07:25:32,273 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:25:32,273 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 07:25:32,274 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 07:25:32,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 07:25:32,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 07:25:32,274 INFO L87 Difference]: Start difference. First operand 172 states and 191 transitions. Second operand 5 states. [2018-11-10 07:25:32,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:25:32,600 INFO L93 Difference]: Finished difference Result 381 states and 446 transitions. [2018-11-10 07:25:32,600 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 07:25:32,601 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 102 [2018-11-10 07:25:32,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:25:32,603 INFO L225 Difference]: With dead ends: 381 [2018-11-10 07:25:32,603 INFO L226 Difference]: Without dead ends: 270 [2018-11-10 07:25:32,604 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 07:25:32,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2018-11-10 07:25:32,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 251. [2018-11-10 07:25:32,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251 states. [2018-11-10 07:25:32,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 279 transitions. [2018-11-10 07:25:32,625 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 279 transitions. Word has length 102 [2018-11-10 07:25:32,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:25:32,626 INFO L481 AbstractCegarLoop]: Abstraction has 251 states and 279 transitions. [2018-11-10 07:25:32,626 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 07:25:32,626 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 279 transitions. [2018-11-10 07:25:32,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-10 07:25:32,628 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:25:32,629 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, 1, 1, 1, 1, 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 07:25:32,629 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:25:32,629 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:25:32,629 INFO L82 PathProgramCache]: Analyzing trace with hash 1028064381, now seen corresponding path program 1 times [2018-11-10 07:25:32,629 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:25:32,629 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:25:32,630 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:25:32,630 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:25:32,630 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:25:32,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:25:32,732 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 07:25:32,733 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:25:32,733 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-10 07:25:32,733 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-10 07:25:32,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-10 07:25:32,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-10 07:25:32,734 INFO L87 Difference]: Start difference. First operand 251 states and 279 transitions. Second operand 10 states. [2018-11-10 07:25:33,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:25:33,003 INFO L93 Difference]: Finished difference Result 731 states and 889 transitions. [2018-11-10 07:25:33,004 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-10 07:25:33,004 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 116 [2018-11-10 07:25:33,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:25:33,007 INFO L225 Difference]: With dead ends: 731 [2018-11-10 07:25:33,007 INFO L226 Difference]: Without dead ends: 541 [2018-11-10 07:25:33,008 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-10 07:25:33,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 541 states. [2018-11-10 07:25:33,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 541 to 531. [2018-11-10 07:25:33,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 531 states. [2018-11-10 07:25:33,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 531 states and 614 transitions. [2018-11-10 07:25:33,038 INFO L78 Accepts]: Start accepts. Automaton has 531 states and 614 transitions. Word has length 116 [2018-11-10 07:25:33,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:25:33,039 INFO L481 AbstractCegarLoop]: Abstraction has 531 states and 614 transitions. [2018-11-10 07:25:33,039 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-10 07:25:33,039 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 614 transitions. [2018-11-10 07:25:33,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 07:25:33,042 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:25:33,042 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:25:33,043 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:25:33,043 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:25:33,043 INFO L82 PathProgramCache]: Analyzing trace with hash -288223614, now seen corresponding path program 1 times [2018-11-10 07:25:33,043 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:25:33,043 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:25:33,044 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:25:33,044 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:25:33,044 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:25:33,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:25:33,123 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 07:25:33,123 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:25:33,123 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_160193ef-2ac2-4dff-a3fc-728d05d114e4/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 07:25:33,133 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:25:33,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:25:33,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:25:33,386 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:25:33,413 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 07:25:33,413 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [6] total 12 [2018-11-10 07:25:33,413 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-10 07:25:33,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-10 07:25:33,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2018-11-10 07:25:33,414 INFO L87 Difference]: Start difference. First operand 531 states and 614 transitions. Second operand 12 states. [2018-11-10 07:25:34,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:25:34,685 INFO L93 Difference]: Finished difference Result 1441 states and 1901 transitions. [2018-11-10 07:25:34,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-10 07:25:34,685 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 191 [2018-11-10 07:25:34,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:25:34,690 INFO L225 Difference]: With dead ends: 1441 [2018-11-10 07:25:34,690 INFO L226 Difference]: Without dead ends: 971 [2018-11-10 07:25:34,692 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=162, Invalid=650, Unknown=0, NotChecked=0, Total=812 [2018-11-10 07:25:34,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 971 states. [2018-11-10 07:25:34,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 971 to 890. [2018-11-10 07:25:34,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 890 states. [2018-11-10 07:25:34,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 890 states and 1075 transitions. [2018-11-10 07:25:34,746 INFO L78 Accepts]: Start accepts. Automaton has 890 states and 1075 transitions. Word has length 191 [2018-11-10 07:25:34,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:25:34,746 INFO L481 AbstractCegarLoop]: Abstraction has 890 states and 1075 transitions. [2018-11-10 07:25:34,746 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-10 07:25:34,746 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1075 transitions. [2018-11-10 07:25:34,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-10 07:25:34,749 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:25:34,749 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:25:34,749 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:25:34,749 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:25:34,750 INFO L82 PathProgramCache]: Analyzing trace with hash 1178110923, now seen corresponding path program 1 times [2018-11-10 07:25:34,750 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:25:34,750 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:25:34,750 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:25:34,751 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:25:34,751 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:25:34,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:25:34,851 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 07:25:34,852 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:25:34,852 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_160193ef-2ac2-4dff-a3fc-728d05d114e4/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 07:25:34,861 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:25:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:25:34,958 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:25:35,013 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 07:25:35,030 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 07:25:35,031 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2018-11-10 07:25:35,031 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-10 07:25:35,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-10 07:25:35,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-11-10 07:25:35,031 INFO L87 Difference]: Start difference. First operand 890 states and 1075 transitions. Second operand 11 states. [2018-11-10 07:25:35,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:25:35,071 INFO L93 Difference]: Finished difference Result 1541 states and 1909 transitions. [2018-11-10 07:25:35,071 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 07:25:35,071 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 182 [2018-11-10 07:25:35,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:25:35,074 INFO L225 Difference]: With dead ends: 1541 [2018-11-10 07:25:35,074 INFO L226 Difference]: Without dead ends: 712 [2018-11-10 07:25:35,075 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-11-10 07:25:35,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 712 states. [2018-11-10 07:25:35,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 712 to 712. [2018-11-10 07:25:35,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 712 states. [2018-11-10 07:25:35,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 712 states and 851 transitions. [2018-11-10 07:25:35,101 INFO L78 Accepts]: Start accepts. Automaton has 712 states and 851 transitions. Word has length 182 [2018-11-10 07:25:35,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:25:35,102 INFO L481 AbstractCegarLoop]: Abstraction has 712 states and 851 transitions. [2018-11-10 07:25:35,102 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-10 07:25:35,102 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 851 transitions. [2018-11-10 07:25:35,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-10 07:25:35,104 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:25:35,104 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:25:35,105 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:25:35,105 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:25:35,105 INFO L82 PathProgramCache]: Analyzing trace with hash -1889493562, now seen corresponding path program 1 times [2018-11-10 07:25:35,105 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:25:35,105 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:25:35,106 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:25:35,106 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:25:35,106 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:25:35,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:25:35,174 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 07:25:35,174 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:25:35,174 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 07:25:35,175 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 07:25:35,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 07:25:35,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 07:25:35,175 INFO L87 Difference]: Start difference. First operand 712 states and 851 transitions. Second operand 6 states. [2018-11-10 07:25:35,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:25:35,245 INFO L93 Difference]: Finished difference Result 1318 states and 1604 transitions. [2018-11-10 07:25:35,247 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 07:25:35,247 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 186 [2018-11-10 07:25:35,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:25:35,251 INFO L225 Difference]: With dead ends: 1318 [2018-11-10 07:25:35,251 INFO L226 Difference]: Without dead ends: 727 [2018-11-10 07:25:35,253 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 07:25:35,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 727 states. [2018-11-10 07:25:35,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 727 to 727. [2018-11-10 07:25:35,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 727 states. [2018-11-10 07:25:35,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 727 states and 866 transitions. [2018-11-10 07:25:35,290 INFO L78 Accepts]: Start accepts. Automaton has 727 states and 866 transitions. Word has length 186 [2018-11-10 07:25:35,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:25:35,291 INFO L481 AbstractCegarLoop]: Abstraction has 727 states and 866 transitions. [2018-11-10 07:25:35,291 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 07:25:35,291 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 866 transitions. [2018-11-10 07:25:35,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-10 07:25:35,293 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:25:35,293 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:25:35,293 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:25:35,293 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:25:35,294 INFO L82 PathProgramCache]: Analyzing trace with hash 1896000644, now seen corresponding path program 1 times [2018-11-10 07:25:35,294 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:25:35,294 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:25:35,295 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:25:35,295 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:25:35,295 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:25:35,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:25:35,405 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 07:25:35,406 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:25:35,406 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 07:25:35,406 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 07:25:35,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 07:25:35,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 07:25:35,407 INFO L87 Difference]: Start difference. First operand 727 states and 866 transitions. Second operand 6 states. [2018-11-10 07:25:35,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:25:35,522 INFO L93 Difference]: Finished difference Result 744 states and 885 transitions. [2018-11-10 07:25:35,522 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 07:25:35,522 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 186 [2018-11-10 07:25:35,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:25:35,526 INFO L225 Difference]: With dead ends: 744 [2018-11-10 07:25:35,526 INFO L226 Difference]: Without dead ends: 741 [2018-11-10 07:25:35,526 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 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 07:25:35,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 741 states. [2018-11-10 07:25:35,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 741 to 727. [2018-11-10 07:25:35,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 727 states. [2018-11-10 07:25:35,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 727 states and 862 transitions. [2018-11-10 07:25:35,563 INFO L78 Accepts]: Start accepts. Automaton has 727 states and 862 transitions. Word has length 186 [2018-11-10 07:25:35,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:25:35,564 INFO L481 AbstractCegarLoop]: Abstraction has 727 states and 862 transitions. [2018-11-10 07:25:35,564 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 07:25:35,564 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 862 transitions. [2018-11-10 07:25:35,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-10 07:25:35,566 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:25:35,566 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:25:35,566 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:25:35,566 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:25:35,566 INFO L82 PathProgramCache]: Analyzing trace with hash 1919890326, now seen corresponding path program 1 times [2018-11-10 07:25:35,567 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:25:35,567 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:25:35,567 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:25:35,567 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:25:35,567 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:25:35,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:25:35,698 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 07:25:35,699 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:25:35,699 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_160193ef-2ac2-4dff-a3fc-728d05d114e4/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 07:25:35,707 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:25:35,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:25:35,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:25:35,886 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:25:35,912 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 07:25:35,913 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 14 [2018-11-10 07:25:35,913 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-10 07:25:35,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-10 07:25:35,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-11-10 07:25:35,914 INFO L87 Difference]: Start difference. First operand 727 states and 862 transitions. Second operand 14 states. [2018-11-10 07:25:37,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:25:37,240 INFO L93 Difference]: Finished difference Result 1518 states and 1904 transitions. [2018-11-10 07:25:37,240 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-11-10 07:25:37,240 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 190 [2018-11-10 07:25:37,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:25:37,243 INFO L225 Difference]: With dead ends: 1518 [2018-11-10 07:25:37,243 INFO L226 Difference]: Without dead ends: 912 [2018-11-10 07:25:37,245 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=206, Invalid=850, Unknown=0, NotChecked=0, Total=1056 [2018-11-10 07:25:37,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 912 states. [2018-11-10 07:25:37,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 912 to 784. [2018-11-10 07:25:37,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 784 states. [2018-11-10 07:25:37,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 784 states and 918 transitions. [2018-11-10 07:25:37,271 INFO L78 Accepts]: Start accepts. Automaton has 784 states and 918 transitions. Word has length 190 [2018-11-10 07:25:37,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:25:37,271 INFO L481 AbstractCegarLoop]: Abstraction has 784 states and 918 transitions. [2018-11-10 07:25:37,271 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-10 07:25:37,271 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 918 transitions. [2018-11-10 07:25:37,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-10 07:25:37,273 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:25:37,274 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-10 07:25:37,274 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:25:37,274 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:25:37,274 INFO L82 PathProgramCache]: Analyzing trace with hash 1459673914, now seen corresponding path program 1 times [2018-11-10 07:25:37,274 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:25:37,274 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:25:37,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:25:37,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:25:37,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:25:37,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:25:37,365 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 41 proven. 8 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 07:25:37,365 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:25:37,365 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_160193ef-2ac2-4dff-a3fc-728d05d114e4/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 07:25:37,371 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:25:37,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:25:37,449 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:25:37,517 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-10 07:25:37,534 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 07:25:37,534 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2018-11-10 07:25:37,535 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-10 07:25:37,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-10 07:25:37,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-10 07:25:37,535 INFO L87 Difference]: Start difference. First operand 784 states and 918 transitions. Second operand 13 states. [2018-11-10 07:25:37,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:25:37,590 INFO L93 Difference]: Finished difference Result 1035 states and 1216 transitions. [2018-11-10 07:25:37,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 07:25:37,591 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 244 [2018-11-10 07:25:37,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:25:37,591 INFO L225 Difference]: With dead ends: 1035 [2018-11-10 07:25:37,591 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 07:25:37,593 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 255 GetRequests, 243 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-11-10 07:25:37,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 07:25:37,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 07:25:37,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 07:25:37,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 07:25:37,594 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 244 [2018-11-10 07:25:37,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:25:37,594 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 07:25:37,594 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-10 07:25:37,594 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 07:25:37,594 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 07:25:37,598 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 07:25:37,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:25:37,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:25:37,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:25:37,773 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:25:37,773 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:25:37,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:25:37,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:25:37,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:25:37,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:25:37,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:25:37,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:25:37,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:25:37,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:25:37,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:25:37,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:25:37,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:25:37,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:25:37,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:25:37,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:25:37,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:25:37,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:25:37,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:25:37,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:25:37,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:25:37,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:25:37,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:25:38,945 INFO L425 ceAbstractionStarter]: For program point L698(lines 675 699) no Hoare annotation was computed. [2018-11-10 07:25:38,945 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 651 706) no Hoare annotation was computed. [2018-11-10 07:25:38,945 INFO L425 ceAbstractionStarter]: For program point L682(lines 682 686) no Hoare annotation was computed. [2018-11-10 07:25:38,945 INFO L425 ceAbstractionStarter]: For program point L682-1(lines 682 686) no Hoare annotation was computed. [2018-11-10 07:25:38,945 INFO L425 ceAbstractionStarter]: For program point L676-1(lines 676 697) no Hoare annotation was computed. [2018-11-10 07:25:38,945 INFO L425 ceAbstractionStarter]: For program point L674(line 674) no Hoare annotation was computed. [2018-11-10 07:25:38,945 INFO L425 ceAbstractionStarter]: For program point L674-1(line 674) no Hoare annotation was computed. [2018-11-10 07:25:38,945 INFO L425 ceAbstractionStarter]: For program point L703(line 703) no Hoare annotation was computed. [2018-11-10 07:25:38,945 INFO L425 ceAbstractionStarter]: For program point L695(line 695) no Hoare annotation was computed. [2018-11-10 07:25:38,945 INFO L425 ceAbstractionStarter]: For program point L695-1(lines 676 697) no Hoare annotation was computed. [2018-11-10 07:25:38,945 INFO L425 ceAbstractionStarter]: For program point L693(line 693) no Hoare annotation was computed. [2018-11-10 07:25:38,945 INFO L425 ceAbstractionStarter]: For program point L693-1(line 693) no Hoare annotation was computed. [2018-11-10 07:25:38,946 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 651 706) no Hoare annotation was computed. [2018-11-10 07:25:38,946 INFO L425 ceAbstractionStarter]: For program point L677(line 677) no Hoare annotation was computed. [2018-11-10 07:25:38,946 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 651 706) no Hoare annotation was computed. [2018-11-10 07:25:38,946 INFO L425 ceAbstractionStarter]: For program point L733-1(lines 733 758) no Hoare annotation was computed. [2018-11-10 07:25:38,946 INFO L425 ceAbstractionStarter]: For program point L731(line 731) no Hoare annotation was computed. [2018-11-10 07:25:38,946 INFO L425 ceAbstractionStarter]: For program point L731-1(line 731) no Hoare annotation was computed. [2018-11-10 07:25:38,946 INFO L425 ceAbstractionStarter]: For program point L733-3(lines 733 758) no Hoare annotation was computed. [2018-11-10 07:25:38,946 INFO L425 ceAbstractionStarter]: For program point L756(line 756) no Hoare annotation was computed. [2018-11-10 07:25:38,946 INFO L425 ceAbstractionStarter]: For program point L756-1(line 756) no Hoare annotation was computed. [2018-11-10 07:25:38,946 INFO L425 ceAbstractionStarter]: For program point L752(line 752) no Hoare annotation was computed. [2018-11-10 07:25:38,946 INFO L425 ceAbstractionStarter]: For program point L752-1(line 752) no Hoare annotation was computed. [2018-11-10 07:25:38,946 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 707 766) no Hoare annotation was computed. [2018-11-10 07:25:38,946 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 707 766) no Hoare annotation was computed. [2018-11-10 07:25:38,946 INFO L425 ceAbstractionStarter]: For program point L734(line 734) no Hoare annotation was computed. [2018-11-10 07:25:38,947 INFO L425 ceAbstractionStarter]: For program point L759(lines 732 760) no Hoare annotation was computed. [2018-11-10 07:25:38,947 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 707 766) no Hoare annotation was computed. [2018-11-10 07:25:38,947 INFO L425 ceAbstractionStarter]: For program point L751(line 751) no Hoare annotation was computed. [2018-11-10 07:25:38,947 INFO L425 ceAbstractionStarter]: For program point L751-1(line 751) no Hoare annotation was computed. [2018-11-10 07:25:38,947 INFO L425 ceAbstractionStarter]: For program point L747(line 747) no Hoare annotation was computed. [2018-11-10 07:25:38,947 INFO L425 ceAbstractionStarter]: For program point L747-1(line 747) no Hoare annotation was computed. [2018-11-10 07:25:38,947 INFO L425 ceAbstractionStarter]: For program point L739(lines 739 743) no Hoare annotation was computed. [2018-11-10 07:25:38,947 INFO L425 ceAbstractionStarter]: For program point L739-1(lines 739 743) no Hoare annotation was computed. [2018-11-10 07:25:38,947 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 486 492) the Hoare annotation is: true [2018-11-10 07:25:38,947 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 486 492) no Hoare annotation was computed. [2018-11-10 07:25:38,947 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 493 501) no Hoare annotation was computed. [2018-11-10 07:25:38,947 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 493 501) the Hoare annotation is: true [2018-11-10 07:25:38,947 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 493 501) no Hoare annotation was computed. [2018-11-10 07:25:38,947 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 336 360) the Hoare annotation is: true [2018-11-10 07:25:38,948 INFO L421 ceAbstractionStarter]: At program point L350(line 350) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 ~pumpRunning~0)) (< ~waterLevel~0 1) .cse0) (or (< ~waterLevel~0 2) .cse0))) [2018-11-10 07:25:38,948 INFO L425 ceAbstractionStarter]: For program point L348(lines 348 354) no Hoare annotation was computed. [2018-11-10 07:25:38,948 INFO L421 ceAbstractionStarter]: At program point L346(line 346) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 ~pumpRunning~0)) (< ~waterLevel~0 1) .cse0) (or (< ~waterLevel~0 2) .cse0))) [2018-11-10 07:25:38,948 INFO L425 ceAbstractionStarter]: For program point L346-1(line 346) no Hoare annotation was computed. [2018-11-10 07:25:38,948 INFO L425 ceAbstractionStarter]: For program point L344(lines 344 357) no Hoare annotation was computed. [2018-11-10 07:25:38,948 INFO L425 ceAbstractionStarter]: For program point L344-1(lines 336 360) no Hoare annotation was computed. [2018-11-10 07:25:38,948 INFO L428 ceAbstractionStarter]: At program point L342(line 342) the Hoare annotation is: true [2018-11-10 07:25:38,948 INFO L425 ceAbstractionStarter]: For program point L342-1(line 342) no Hoare annotation was computed. [2018-11-10 07:25:38,948 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 336 360) no Hoare annotation was computed. [2018-11-10 07:25:38,948 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 575 597) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-10 07:25:38,948 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 575 597) no Hoare annotation was computed. [2018-11-10 07:25:38,948 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 575 597) no Hoare annotation was computed. [2018-11-10 07:25:38,948 INFO L421 ceAbstractionStarter]: At program point L587(line 587) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~7 ~systemActive~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-10 07:25:38,948 INFO L421 ceAbstractionStarter]: At program point L587-1(line 587) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~7 ~systemActive~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-10 07:25:38,948 INFO L425 ceAbstractionStarter]: For program point L585(lines 585 592) no Hoare annotation was computed. [2018-11-10 07:25:38,949 INFO L425 ceAbstractionStarter]: For program point L585-1(lines 585 592) no Hoare annotation was computed. [2018-11-10 07:25:38,949 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-10 07:25:38,949 INFO L421 ceAbstractionStarter]: At program point L582(line 582) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-10 07:25:38,949 INFO L421 ceAbstractionStarter]: At program point L581(line 581) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-10 07:25:38,949 INFO L421 ceAbstractionStarter]: At program point L581-1(line 581) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-10 07:25:38,949 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-10 07:25:38,949 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-10 07:25:38,949 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 534 557) no Hoare annotation was computed. [2018-11-10 07:25:38,949 INFO L425 ceAbstractionStarter]: For program point L543(line 543) no Hoare annotation was computed. [2018-11-10 07:25:38,949 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-10 07:25:38,949 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-10 07:25:38,949 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 534 557) no Hoare annotation was computed. [2018-11-10 07:25:38,949 INFO L425 ceAbstractionStarter]: For program point L540(line 540) no Hoare annotation was computed. [2018-11-10 07:25:38,949 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 534 557) no Hoare annotation was computed. [2018-11-10 07:25:38,950 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-10 07:25:38,950 INFO L425 ceAbstractionStarter]: For program point L552(line 552) no Hoare annotation was computed. [2018-11-10 07:25:38,950 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-10 07:25:38,950 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-10 07:25:38,950 INFO L425 ceAbstractionStarter]: For program point L549(line 549) no Hoare annotation was computed. [2018-11-10 07:25:38,950 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-10 07:25:38,950 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-10 07:25:38,950 INFO L425 ceAbstractionStarter]: For program point L546(line 546) no Hoare annotation was computed. [2018-11-10 07:25:38,950 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 250 258) no Hoare annotation was computed. [2018-11-10 07:25:38,950 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 250 258) the Hoare annotation is: true [2018-11-10 07:25:38,950 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 250 258) no Hoare annotation was computed. [2018-11-10 07:25:38,950 INFO L428 ceAbstractionStarter]: At program point L321(line 321) the Hoare annotation is: true [2018-11-10 07:25:38,950 INFO L425 ceAbstractionStarter]: For program point L323-2(lines 323 327) no Hoare annotation was computed. [2018-11-10 07:25:38,951 INFO L425 ceAbstractionStarter]: For program point L321-1(line 321) no Hoare annotation was computed. [2018-11-10 07:25:38,951 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 314 332) the Hoare annotation is: true [2018-11-10 07:25:38,951 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 314 332) no Hoare annotation was computed. [2018-11-10 07:25:38,951 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 327) no Hoare annotation was computed. [2018-11-10 07:25:38,951 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 314 332) no Hoare annotation was computed. [2018-11-10 07:25:38,951 INFO L425 ceAbstractionStarter]: For program point L289(line 289) no Hoare annotation was computed. [2018-11-10 07:25:38,951 INFO L425 ceAbstractionStarter]: For program point L289-1(line 289) no Hoare annotation was computed. [2018-11-10 07:25:38,951 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 286) no Hoare annotation was computed. [2018-11-10 07:25:38,951 INFO L425 ceAbstractionStarter]: For program point L278-2(lines 278 286) no Hoare annotation was computed. [2018-11-10 07:25:38,951 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 259 294) no Hoare annotation was computed. [2018-11-10 07:25:38,951 INFO L425 ceAbstractionStarter]: For program point L266(lines 266 274) no Hoare annotation was computed. [2018-11-10 07:25:38,951 INFO L425 ceAbstractionStarter]: For program point L266-2(lines 266 274) no Hoare annotation was computed. [2018-11-10 07:25:38,951 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 259 294) no Hoare annotation was computed. [2018-11-10 07:25:38,951 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 259 294) no Hoare annotation was computed. [2018-11-10 07:25:38,951 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 479 485) no Hoare annotation was computed. [2018-11-10 07:25:38,951 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 479 485) the Hoare annotation is: true [2018-11-10 07:25:38,951 INFO L425 ceAbstractionStarter]: For program point L642-1(line 642) no Hoare annotation was computed. [2018-11-10 07:25:38,951 INFO L425 ceAbstractionStarter]: For program point L642-2(line 642) no Hoare annotation was computed. [2018-11-10 07:25:38,952 INFO L425 ceAbstractionStarter]: For program point L635(line 635) no Hoare annotation was computed. [2018-11-10 07:25:38,952 INFO L425 ceAbstractionStarter]: For program point L635-1(line 635) no Hoare annotation was computed. [2018-11-10 07:25:38,952 INFO L425 ceAbstractionStarter]: For program point L631(line 631) no Hoare annotation was computed. [2018-11-10 07:25:38,952 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 605 650) no Hoare annotation was computed. [2018-11-10 07:25:38,952 INFO L425 ceAbstractionStarter]: For program point L631-1(line 631) no Hoare annotation was computed. [2018-11-10 07:25:38,952 INFO L425 ceAbstractionStarter]: For program point L628(line 628) no Hoare annotation was computed. [2018-11-10 07:25:38,952 INFO L425 ceAbstractionStarter]: For program point L628-1(line 628) no Hoare annotation was computed. [2018-11-10 07:25:38,952 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 605 650) no Hoare annotation was computed. [2018-11-10 07:25:38,952 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 605 650) no Hoare annotation was computed. [2018-11-10 07:25:38,952 INFO L425 ceAbstractionStarter]: For program point L646(line 646) no Hoare annotation was computed. [2018-11-10 07:25:38,952 INFO L425 ceAbstractionStarter]: For program point L642(line 642) no Hoare annotation was computed. [2018-11-10 07:25:38,952 INFO L425 ceAbstractionStarter]: For program point L959(line 959) no Hoare annotation was computed. [2018-11-10 07:25:38,952 INFO L425 ceAbstractionStarter]: For program point L959-1(line 959) no Hoare annotation was computed. [2018-11-10 07:25:38,952 INFO L425 ceAbstractionStarter]: For program point L957(line 957) no Hoare annotation was computed. [2018-11-10 07:25:38,952 INFO L425 ceAbstractionStarter]: For program point L957-1(line 957) no Hoare annotation was computed. [2018-11-10 07:25:38,952 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 918 963) no Hoare annotation was computed. [2018-11-10 07:25:38,952 INFO L425 ceAbstractionStarter]: For program point L949(lines 949 950) no Hoare annotation was computed. [2018-11-10 07:25:38,952 INFO L425 ceAbstractionStarter]: For program point L949-1(lines 932 952) no Hoare annotation was computed. [2018-11-10 07:25:38,952 INFO L425 ceAbstractionStarter]: For program point L942(lines 942 943) no Hoare annotation was computed. [2018-11-10 07:25:38,953 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 918 963) no Hoare annotation was computed. [2018-11-10 07:25:38,953 INFO L425 ceAbstractionStarter]: For program point L938(lines 938 945) no Hoare annotation was computed. [2018-11-10 07:25:38,953 INFO L425 ceAbstractionStarter]: For program point L937(line 937) no Hoare annotation was computed. [2018-11-10 07:25:38,953 INFO L425 ceAbstractionStarter]: For program point L937-1(line 937) no Hoare annotation was computed. [2018-11-10 07:25:38,953 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 918 963) no Hoare annotation was computed. [2018-11-10 07:25:38,953 INFO L425 ceAbstractionStarter]: For program point L932(lines 932 952) no Hoare annotation was computed. [2018-11-10 07:25:38,953 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 565 574) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-10 07:25:38,953 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 565 574) no Hoare annotation was computed. [2018-11-10 07:25:38,953 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 565 574) no Hoare annotation was computed. [2018-11-10 07:25:38,953 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 239 249) the Hoare annotation is: true [2018-11-10 07:25:38,953 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 239 249) no Hoare annotation was computed. [2018-11-10 07:25:38,953 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 239 249) no Hoare annotation was computed. [2018-11-10 07:25:38,954 INFO L428 ceAbstractionStarter]: At program point L244(line 244) the Hoare annotation is: true [2018-11-10 07:25:38,954 INFO L425 ceAbstractionStarter]: For program point L244-1(line 244) no Hoare annotation was computed. [2018-11-10 07:25:38,954 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 231 238) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 1) (= |old(~pumpRunning~0)| 0) (not (= ~systemActive~0 1))) [2018-11-10 07:25:38,954 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 231 238) no Hoare annotation was computed. [2018-11-10 07:25:38,954 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 231 238) no Hoare annotation was computed. [2018-11-10 07:25:38,954 INFO L425 ceAbstractionStarter]: For program point L445(lines 445 451) no Hoare annotation was computed. [2018-11-10 07:25:38,954 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 441 454) no Hoare annotation was computed. [2018-11-10 07:25:38,954 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 441 454) the Hoare annotation is: true [2018-11-10 07:25:38,954 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 441 454) no Hoare annotation was computed. [2018-11-10 07:25:38,954 INFO L421 ceAbstractionStarter]: At program point L190(line 190) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse1 (and (= processEnvironment_~tmp~2 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))))) [2018-11-10 07:25:38,955 INFO L425 ceAbstractionStarter]: For program point L188(lines 188 196) no Hoare annotation was computed. [2018-11-10 07:25:38,955 INFO L421 ceAbstractionStarter]: At program point L186(line 186) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse0 .cse1))) [2018-11-10 07:25:38,955 INFO L425 ceAbstractionStarter]: For program point L186-1(line 186) no Hoare annotation was computed. [2018-11-10 07:25:38,955 INFO L425 ceAbstractionStarter]: For program point L184(lines 184 201) no Hoare annotation was computed. [2018-11-10 07:25:38,955 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 180 204) no Hoare annotation was computed. [2018-11-10 07:25:38,955 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 180 204) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 1) (not (= ~systemActive~0 1))) [2018-11-10 07:25:38,955 INFO L421 ceAbstractionStarter]: At program point L199(line 199) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (= |old(~pumpRunning~0)| 0) .cse1) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse0 .cse1))) [2018-11-10 07:25:38,955 INFO L425 ceAbstractionStarter]: For program point L199-1(lines 180 204) no Hoare annotation was computed. [2018-11-10 07:25:38,955 INFO L421 ceAbstractionStarter]: At program point L194(line 194) the Hoare annotation is: (or (< ~waterLevel~0 1) (not (= ~systemActive~0 1))) [2018-11-10 07:25:38,956 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 146 152) no Hoare annotation was computed. [2018-11-10 07:25:38,956 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 146 152) the Hoare annotation is: true [2018-11-10 07:25:38,956 INFO L421 ceAbstractionStarter]: At program point L97(lines 54 99) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-11-10 07:25:38,956 INFO L425 ceAbstractionStarter]: For program point L64(lines 64 70) no Hoare annotation was computed. [2018-11-10 07:25:38,956 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 44 107) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-10 07:25:38,956 INFO L425 ceAbstractionStarter]: For program point L64-1(lines 64 70) no Hoare annotation was computed. [2018-11-10 07:25:38,956 INFO L425 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-11-10 07:25:38,956 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 44 107) no Hoare annotation was computed. [2018-11-10 07:25:38,956 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 54 99) no Hoare annotation was computed. [2018-11-10 07:25:38,957 INFO L421 ceAbstractionStarter]: At program point L100(lines 53 101) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-10 07:25:38,957 INFO L425 ceAbstractionStarter]: For program point L90(lines 90 94) no Hoare annotation was computed. [2018-11-10 07:25:38,957 INFO L421 ceAbstractionStarter]: At program point L90-2(lines 84 95) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-11-10 07:25:38,957 INFO L425 ceAbstractionStarter]: For program point L55(lines 54 99) no Hoare annotation was computed. [2018-11-10 07:25:38,957 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 95) no Hoare annotation was computed. [2018-11-10 07:25:38,957 INFO L421 ceAbstractionStarter]: At program point L76(line 76) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-11-10 07:25:38,957 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 80) no Hoare annotation was computed. [2018-11-10 07:25:38,957 INFO L425 ceAbstractionStarter]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2018-11-10 07:25:38,957 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 44 107) no Hoare annotation was computed. [2018-11-10 07:25:38,958 INFO L421 ceAbstractionStarter]: At program point L66(line 66) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-11-10 07:25:38,958 INFO L425 ceAbstractionStarter]: For program point L896(lines 896 897) no Hoare annotation was computed. [2018-11-10 07:25:38,958 INFO L425 ceAbstractionStarter]: For program point L892(lines 892 899) no Hoare annotation was computed. [2018-11-10 07:25:38,958 INFO L425 ceAbstractionStarter]: For program point L891(line 891) no Hoare annotation was computed. [2018-11-10 07:25:38,958 INFO L425 ceAbstractionStarter]: For program point L891-1(line 891) no Hoare annotation was computed. [2018-11-10 07:25:38,958 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 872 917) no Hoare annotation was computed. [2018-11-10 07:25:38,958 INFO L425 ceAbstractionStarter]: For program point L886(lines 886 906) no Hoare annotation was computed. [2018-11-10 07:25:38,958 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 872 917) no Hoare annotation was computed. [2018-11-10 07:25:38,958 INFO L425 ceAbstractionStarter]: For program point L913(line 913) no Hoare annotation was computed. [2018-11-10 07:25:38,958 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 872 917) no Hoare annotation was computed. [2018-11-10 07:25:38,959 INFO L425 ceAbstractionStarter]: For program point L913-1(line 913) no Hoare annotation was computed. [2018-11-10 07:25:38,959 INFO L425 ceAbstractionStarter]: For program point L911(line 911) no Hoare annotation was computed. [2018-11-10 07:25:38,959 INFO L425 ceAbstractionStarter]: For program point L911-1(line 911) no Hoare annotation was computed. [2018-11-10 07:25:38,959 INFO L425 ceAbstractionStarter]: For program point L903(lines 903 904) no Hoare annotation was computed. [2018-11-10 07:25:38,959 INFO L425 ceAbstractionStarter]: For program point L903-1(lines 886 906) no Hoare annotation was computed. [2018-11-10 07:25:38,959 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 205 212) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 2) (not (= ~systemActive~0 1))) [2018-11-10 07:25:38,959 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 205 212) no Hoare annotation was computed. [2018-11-10 07:25:38,959 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 205 212) no Hoare annotation was computed. [2018-11-10 07:25:38,959 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 455 463) no Hoare annotation was computed. [2018-11-10 07:25:38,959 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 455 463) the Hoare annotation is: true [2018-11-10 07:25:38,960 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 455 463) no Hoare annotation was computed. [2018-11-10 07:25:38,960 INFO L425 ceAbstractionStarter]: For program point L417(lines 417 425) no Hoare annotation was computed. [2018-11-10 07:25:38,960 INFO L425 ceAbstractionStarter]: For program point L417-2(lines 417 425) no Hoare annotation was computed. [2018-11-10 07:25:38,960 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 409 431) no Hoare annotation was computed. [2018-11-10 07:25:38,960 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 409 431) no Hoare annotation was computed. [2018-11-10 07:25:38,960 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 409 431) no Hoare annotation was computed. [2018-11-10 07:25:38,960 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 469 478) no Hoare annotation was computed. [2018-11-10 07:25:38,960 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 469 478) no Hoare annotation was computed. [2018-11-10 07:25:38,960 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 469 478) no Hoare annotation was computed. [2018-11-10 07:25:38,960 INFO L425 ceAbstractionStarter]: For program point L857(lines 857 868) no Hoare annotation was computed. [2018-11-10 07:25:38,960 INFO L425 ceAbstractionStarter]: For program point L820(lines 820 824) no Hoare annotation was computed. [2018-11-10 07:25:38,961 INFO L425 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-11-10 07:25:38,961 INFO L425 ceAbstractionStarter]: For program point L849-1(line 849) no Hoare annotation was computed. [2018-11-10 07:25:38,961 INFO L425 ceAbstractionStarter]: For program point L845(line 845) no Hoare annotation was computed. [2018-11-10 07:25:38,961 INFO L425 ceAbstractionStarter]: For program point L845-1(line 845) no Hoare annotation was computed. [2018-11-10 07:25:38,961 INFO L425 ceAbstractionStarter]: For program point L833(line 833) no Hoare annotation was computed. [2018-11-10 07:25:38,961 INFO L425 ceAbstractionStarter]: For program point L800(line 800) no Hoare annotation was computed. [2018-11-10 07:25:38,961 INFO L425 ceAbstractionStarter]: For program point L833-1(line 833) no Hoare annotation was computed. [2018-11-10 07:25:38,961 INFO L425 ceAbstractionStarter]: For program point L800-1(line 800) no Hoare annotation was computed. [2018-11-10 07:25:38,961 INFO L425 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-11-10 07:25:38,961 INFO L425 ceAbstractionStarter]: For program point L829-1(line 829) no Hoare annotation was computed. [2018-11-10 07:25:38,961 INFO L425 ceAbstractionStarter]: For program point L858(lines 858 865) no Hoare annotation was computed. [2018-11-10 07:25:38,961 INFO L425 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-11-10 07:25:38,962 INFO L425 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2018-11-10 07:25:38,962 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 769 871) no Hoare annotation was computed. [2018-11-10 07:25:38,962 INFO L425 ceAbstractionStarter]: For program point L793(lines 793 797) no Hoare annotation was computed. [2018-11-10 07:25:38,962 INFO L425 ceAbstractionStarter]: For program point L818-1(lines 818 838) no Hoare annotation was computed. [2018-11-10 07:25:38,962 INFO L425 ceAbstractionStarter]: For program point L818-3(lines 818 838) no Hoare annotation was computed. [2018-11-10 07:25:38,962 INFO L425 ceAbstractionStarter]: For program point L847(line 847) no Hoare annotation was computed. [2018-11-10 07:25:38,962 INFO L425 ceAbstractionStarter]: For program point L847-1(line 847) no Hoare annotation was computed. [2018-11-10 07:25:38,962 INFO L425 ceAbstractionStarter]: For program point L839(lines 817 840) no Hoare annotation was computed. [2018-11-10 07:25:38,962 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 769 871) no Hoare annotation was computed. [2018-11-10 07:25:38,962 INFO L425 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-11-10 07:25:38,962 INFO L425 ceAbstractionStarter]: For program point L798(lines 798 814) no Hoare annotation was computed. [2018-11-10 07:25:38,963 INFO L425 ceAbstractionStarter]: For program point L831-1(line 831) no Hoare annotation was computed. [2018-11-10 07:25:38,963 INFO L425 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2018-11-10 07:25:38,963 INFO L425 ceAbstractionStarter]: For program point L860-1(line 860) no Hoare annotation was computed. [2018-11-10 07:25:38,963 INFO L425 ceAbstractionStarter]: For program point L819(lines 818 838) no Hoare annotation was computed. [2018-11-10 07:25:38,963 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 769 871) no Hoare annotation was computed. [2018-11-10 07:25:38,963 INFO L425 ceAbstractionStarter]: For program point L815(lines 815 856) no Hoare annotation was computed. [2018-11-10 07:25:38,963 INFO L425 ceAbstractionStarter]: For program point L807(line 807) no Hoare annotation was computed. [2018-11-10 07:25:38,963 INFO L425 ceAbstractionStarter]: For program point L807-1(line 807) no Hoare annotation was computed. [2018-11-10 07:25:38,963 INFO L425 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-11-10 07:25:38,963 INFO L425 ceAbstractionStarter]: For program point L803-1(line 803) no Hoare annotation was computed. [2018-11-10 07:25:38,963 INFO L425 ceAbstractionStarter]: For program point L896(line 896) no Hoare annotation was computed. [2018-11-10 07:25:38,964 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-10 07:25:38,964 INFO L425 ceAbstractionStarter]: For program point L896-1(line 896) no Hoare annotation was computed. [2018-11-10 07:25:38,964 INFO L425 ceAbstractionStarter]: For program point L896-2(line 896) no Hoare annotation was computed. [2018-11-10 07:25:38,964 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 07:25:38,964 INFO L425 ceAbstractionStarter]: For program point L950(line 950) no Hoare annotation was computed. [2018-11-10 07:25:38,964 INFO L425 ceAbstractionStarter]: For program point L942(line 942) no Hoare annotation was computed. [2018-11-10 07:25:38,964 INFO L425 ceAbstractionStarter]: For program point L942-1(line 942) no Hoare annotation was computed. [2018-11-10 07:25:38,964 INFO L425 ceAbstractionStarter]: For program point L903(line 903) no Hoare annotation was computed. [2018-11-10 07:25:38,964 INFO L425 ceAbstractionStarter]: For program point L903-1(line 903) no Hoare annotation was computed. [2018-11-10 07:25:38,964 INFO L425 ceAbstractionStarter]: For program point L290(line 290) no Hoare annotation was computed. [2018-11-10 07:25:38,964 INFO L425 ceAbstractionStarter]: For program point L290-1(line 290) no Hoare annotation was computed. [2018-11-10 07:25:38,965 INFO L425 ceAbstractionStarter]: For program point L897(line 897) no Hoare annotation was computed. [2018-11-10 07:25:38,965 INFO L425 ceAbstractionStarter]: For program point L288(line 288) no Hoare annotation was computed. [2018-11-10 07:25:38,965 INFO L425 ceAbstractionStarter]: For program point L288-1(line 288) no Hoare annotation was computed. [2018-11-10 07:25:38,965 INFO L425 ceAbstractionStarter]: For program point L414(line 414) no Hoare annotation was computed. [2018-11-10 07:25:38,965 INFO L425 ceAbstractionStarter]: For program point L414-1(line 414) no Hoare annotation was computed. [2018-11-10 07:25:38,965 INFO L425 ceAbstractionStarter]: For program point L284(line 284) no Hoare annotation was computed. [2018-11-10 07:25:38,965 INFO L425 ceAbstractionStarter]: For program point L284-1(line 284) no Hoare annotation was computed. [2018-11-10 07:25:38,965 INFO L425 ceAbstractionStarter]: For program point L280(line 280) no Hoare annotation was computed. [2018-11-10 07:25:38,965 INFO L425 ceAbstractionStarter]: For program point L280-1(line 280) no Hoare annotation was computed. [2018-11-10 07:25:38,965 INFO L425 ceAbstractionStarter]: For program point L949(line 949) no Hoare annotation was computed. [2018-11-10 07:25:38,965 INFO L425 ceAbstractionStarter]: For program point L276(line 276) no Hoare annotation was computed. [2018-11-10 07:25:38,966 INFO L425 ceAbstractionStarter]: For program point L949-1(line 949) no Hoare annotation was computed. [2018-11-10 07:25:38,966 INFO L425 ceAbstractionStarter]: For program point L276-1(line 276) no Hoare annotation was computed. [2018-11-10 07:25:38,966 INFO L425 ceAbstractionStarter]: For program point L272(line 272) no Hoare annotation was computed. [2018-11-10 07:25:38,966 INFO L425 ceAbstractionStarter]: For program point L272-1(line 272) no Hoare annotation was computed. [2018-11-10 07:25:38,966 INFO L425 ceAbstractionStarter]: For program point L943(line 943) no Hoare annotation was computed. [2018-11-10 07:25:38,966 INFO L425 ceAbstractionStarter]: For program point L268(line 268) no Hoare annotation was computed. [2018-11-10 07:25:38,966 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-10 07:25:38,966 INFO L425 ceAbstractionStarter]: For program point L427-1(line 427) no Hoare annotation was computed. [2018-11-10 07:25:38,966 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-10 07:25:38,966 INFO L425 ceAbstractionStarter]: For program point L264(line 264) no Hoare annotation was computed. [2018-11-10 07:25:38,966 INFO L425 ceAbstractionStarter]: For program point L904(line 904) no Hoare annotation was computed. [2018-11-10 07:25:38,967 INFO L425 ceAbstractionStarter]: For program point L264-1(line 264) no Hoare annotation was computed. [2018-11-10 07:25:38,967 INFO L425 ceAbstractionStarter]: For program point L423(line 423) no Hoare annotation was computed. [2018-11-10 07:25:38,967 INFO L425 ceAbstractionStarter]: For program point L423-1(line 423) no Hoare annotation was computed. [2018-11-10 07:25:38,967 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-10 07:25:38,967 INFO L425 ceAbstractionStarter]: For program point L419-1(line 419) no Hoare annotation was computed. [2018-11-10 07:25:38,967 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 07:25:38,967 INFO L421 ceAbstractionStarter]: At program point L225(line 225) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 2) (not (= ~systemActive~0 1))) [2018-11-10 07:25:38,967 INFO L425 ceAbstractionStarter]: For program point L225-1(lines 214 230) no Hoare annotation was computed. [2018-11-10 07:25:38,967 INFO L425 ceAbstractionStarter]: For program point L221(lines 221 227) no Hoare annotation was computed. [2018-11-10 07:25:38,967 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 214 230) no Hoare annotation was computed. [2018-11-10 07:25:38,968 INFO L421 ceAbstractionStarter]: At program point L219(line 219) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 2) (not (= ~systemActive~0 1))) [2018-11-10 07:25:38,968 INFO L425 ceAbstractionStarter]: For program point L219-1(line 219) no Hoare annotation was computed. [2018-11-10 07:25:38,968 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 214 230) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 2) (not (= ~systemActive~0 1))) [2018-11-10 07:25:38,968 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 295 313) no Hoare annotation was computed. [2018-11-10 07:25:38,968 INFO L425 ceAbstractionStarter]: For program point L304(lines 304 308) no Hoare annotation was computed. [2018-11-10 07:25:38,968 INFO L428 ceAbstractionStarter]: At program point L302(line 302) the Hoare annotation is: true [2018-11-10 07:25:38,968 INFO L425 ceAbstractionStarter]: For program point L304-2(lines 304 308) no Hoare annotation was computed. [2018-11-10 07:25:38,968 INFO L425 ceAbstractionStarter]: For program point L302-1(line 302) no Hoare annotation was computed. [2018-11-10 07:25:38,968 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 295 313) the Hoare annotation is: true [2018-11-10 07:25:38,968 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 295 313) no Hoare annotation was computed. [2018-11-10 07:25:38,969 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 432 440) the Hoare annotation is: true [2018-11-10 07:25:38,969 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 432 440) no Hoare annotation was computed. [2018-11-10 07:25:38,969 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 432 440) no Hoare annotation was computed. [2018-11-10 07:25:38,969 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 388 399) the Hoare annotation is: true [2018-11-10 07:25:38,969 INFO L425 ceAbstractionStarter]: For program point L392-1(lines 388 399) no Hoare annotation was computed. [2018-11-10 07:25:38,969 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 388 399) no Hoare annotation was computed. [2018-11-10 07:25:38,969 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-10 07:25:38,969 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-10 07:25:38,969 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-10 07:25:38,969 INFO L421 ceAbstractionStarter]: At program point L128(line 128) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (< |old(~waterLevel~0)| 2) .cse0)) (or (not (= 0 |old(~pumpRunning~0)|)) (< |old(~waterLevel~0)| 1) .cse0))) [2018-11-10 07:25:38,970 INFO L425 ceAbstractionStarter]: For program point L126(lines 125 144) no Hoare annotation was computed. [2018-11-10 07:25:38,970 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 122 145) the Hoare annotation is: (let ((.cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (or (< |old(~waterLevel~0)| 2) .cse1)) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (< |old(~waterLevel~0)| 1) .cse1))) [2018-11-10 07:25:38,970 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 122 145) no Hoare annotation was computed. [2018-11-10 07:25:38,970 INFO L421 ceAbstractionStarter]: At program point L135(line 135) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (and (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) .cse0) (or (< |old(~waterLevel~0)| 2) .cse1)) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse0) (< |old(~waterLevel~0)| 1) .cse1))) [2018-11-10 07:25:38,970 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 122 145) no Hoare annotation was computed. [2018-11-10 07:25:38,970 INFO L421 ceAbstractionStarter]: At program point L133(lines 133 139) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (not (= ~systemActive~0 1)))) (and (or (<= 2 |old(~waterLevel~0)|) (not (= 0 |old(~pumpRunning~0)|)) (< |old(~waterLevel~0)| 1) .cse0 (and .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (and (not (= |old(~pumpRunning~0)| 0)) (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) .cse1 (or (< |old(~waterLevel~0)| 2) .cse0)))) [2018-11-10 07:25:38,970 INFO L425 ceAbstractionStarter]: For program point L514-1(lines 514 528) no Hoare annotation was computed. [2018-11-10 07:25:38,970 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 504 533) no Hoare annotation was computed. [2018-11-10 07:25:38,971 INFO L428 ceAbstractionStarter]: At program point L514-3(lines 514 528) the Hoare annotation is: true [2018-11-10 07:25:38,971 INFO L428 ceAbstractionStarter]: At program point L510(line 510) the Hoare annotation is: true [2018-11-10 07:25:38,971 INFO L425 ceAbstractionStarter]: For program point L510-1(line 510) no Hoare annotation was computed. [2018-11-10 07:25:38,971 INFO L428 ceAbstractionStarter]: At program point L529(lines 504 533) the Hoare annotation is: true [2018-11-10 07:25:38,971 INFO L425 ceAbstractionStarter]: For program point L525(line 525) no Hoare annotation was computed. [2018-11-10 07:25:38,971 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-10 07:25:38,971 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 504 533) the Hoare annotation is: true [2018-11-10 07:25:38,971 INFO L425 ceAbstractionStarter]: For program point L518(lines 518 522) no Hoare annotation was computed. [2018-11-10 07:25:38,971 INFO L428 ceAbstractionStarter]: At program point L518-1(lines 518 522) the Hoare annotation is: true [2018-11-10 07:25:38,971 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 400 408) the Hoare annotation is: true [2018-11-10 07:25:38,971 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 400 408) no Hoare annotation was computed. [2018-11-10 07:25:38,972 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 400 408) no Hoare annotation was computed. [2018-11-10 07:25:38,972 INFO L425 ceAbstractionStarter]: For program point L368-1(lines 364 375) no Hoare annotation was computed. [2018-11-10 07:25:38,972 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 364 375) the Hoare annotation is: (or (= ~waterLevel~0 |old(~waterLevel~0)|) (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) (< |old(~waterLevel~0)| 2)) [2018-11-10 07:25:38,972 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 364 375) no Hoare annotation was computed. [2018-11-10 07:25:38,972 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 558 564) no Hoare annotation was computed. [2018-11-10 07:25:38,972 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 558 564) the Hoare annotation is: true [2018-11-10 07:25:38,972 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 07:25:38,972 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) (= ~systemActive~0 1) (< ~waterLevel~0 2)) [2018-11-10 07:25:38,972 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 07:25:38,972 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 07:25:38,973 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 154 178) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 1) (not (= ~systemActive~0 1))) [2018-11-10 07:25:38,973 INFO L421 ceAbstractionStarter]: At program point L160(line 160) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 1) (not (= ~systemActive~0 1))) [2018-11-10 07:25:38,973 INFO L425 ceAbstractionStarter]: For program point L160-1(line 160) no Hoare annotation was computed. [2018-11-10 07:25:38,973 INFO L425 ceAbstractionStarter]: For program point L158(lines 158 175) no Hoare annotation was computed. [2018-11-10 07:25:38,973 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 154 178) no Hoare annotation was computed. [2018-11-10 07:25:38,973 INFO L421 ceAbstractionStarter]: At program point L173(line 173) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 1) (not (= ~systemActive~0 1))) [2018-11-10 07:25:38,973 INFO L425 ceAbstractionStarter]: For program point L173-1(lines 154 178) no Hoare annotation was computed. [2018-11-10 07:25:38,973 INFO L421 ceAbstractionStarter]: At program point L168(line 168) the Hoare annotation is: (or (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 1) (not (= ~systemActive~0 1))) [2018-11-10 07:25:38,973 INFO L421 ceAbstractionStarter]: At program point L164(line 164) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< ~waterLevel~0 1) (not (= ~systemActive~0 1))) [2018-11-10 07:25:38,973 INFO L425 ceAbstractionStarter]: For program point L162(lines 162 170) no Hoare annotation was computed. [2018-11-10 07:25:38,973 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 376 387) no Hoare annotation was computed. [2018-11-10 07:25:38,974 INFO L425 ceAbstractionStarter]: For program point L380-1(lines 376 387) no Hoare annotation was computed. [2018-11-10 07:25:38,974 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 376 387) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 (< |old(~waterLevel~0)| 2) .cse1) (or .cse1 (< |old(~waterLevel~0)| 1) (or (not (= 0 ~pumpRunning~0)) .cse0)))) [2018-11-10 07:25:38,974 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 965 972) no Hoare annotation was computed. [2018-11-10 07:25:38,974 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 965 972) the Hoare annotation is: true [2018-11-10 07:25:38,974 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 969) no Hoare annotation was computed. [2018-11-10 07:25:38,974 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 965 972) no Hoare annotation was computed. [2018-11-10 07:25:38,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 07:25:38 BoogieIcfgContainer [2018-11-10 07:25:38,984 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 07:25:38,985 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 07:25:38,985 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 07:25:38,985 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 07:25:38,985 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:25:31" (3/4) ... [2018-11-10 07:25:38,989 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 07:25:38,995 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-10 07:25:38,995 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-10 07:25:38,995 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 07:25:38,996 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 07:25:38,996 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-10 07:25:38,996 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 07:25:38,996 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-10 07:25:38,996 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 07:25:38,996 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-10 07:25:38,996 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-10 07:25:38,996 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 07:25:38,996 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-10 07:25:38,996 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 07:25:38,996 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-10 07:25:38,997 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 07:25:38,997 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 07:25:38,997 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 07:25:38,997 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-10 07:25:38,997 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 07:25:38,997 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 07:25:38,997 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-10 07:25:38,997 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-10 07:25:38,997 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-10 07:25:38,997 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 07:25:38,997 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-10 07:25:38,997 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-10 07:25:38,997 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-10 07:25:38,998 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-10 07:25:38,998 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-10 07:25:38,998 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-10 07:25:38,998 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 07:25:38,998 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-10 07:25:38,998 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 07:25:38,998 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 07:25:38,998 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 07:25:38,998 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 07:25:38,998 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 07:25:38,998 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 07:25:38,998 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 07:25:38,999 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 07:25:39,006 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2018-11-10 07:25:39,006 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-10 07:25:39,007 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 07:25:39,030 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((0 == pumpRunning && 1 <= waterLevel) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || (2 <= waterLevel && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) [2018-11-10 07:25:39,030 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) [2018-11-10 07:25:39,070 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_160193ef-2ac2-4dff-a3fc-728d05d114e4/bin-2019/uautomizer/witness.graphml [2018-11-10 07:25:39,070 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 07:25:39,071 INFO L168 Benchmark]: Toolchain (without parser) took 8930.22 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 367.0 MB). Free memory was 955.5 MB in the beginning and 885.2 MB in the end (delta: 70.2 MB). Peak memory consumption was 437.2 MB. Max. memory is 11.5 GB. [2018-11-10 07:25:39,071 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:25:39,072 INFO L168 Benchmark]: CACSL2BoogieTranslator took 317.30 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 931.3 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-10 07:25:39,072 INFO L168 Benchmark]: Boogie Preprocessor took 100.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 931.3 MB in the beginning and 1.1 GB in the end (delta: -204.2 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-10 07:25:39,072 INFO L168 Benchmark]: RCFGBuilder took 699.19 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: 88.2 MB). Peak memory consumption was 88.2 MB. Max. memory is 11.5 GB. [2018-11-10 07:25:39,072 INFO L168 Benchmark]: TraceAbstraction took 7725.04 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 225.4 MB). Free memory was 1.0 GB in the beginning and 895.0 MB in the end (delta: 152.3 MB). Peak memory consumption was 377.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:25:39,073 INFO L168 Benchmark]: Witness Printer took 85.30 ms. Allocated memory is still 1.4 GB. Free memory was 895.0 MB in the beginning and 885.2 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:25:39,074 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 317.30 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 931.3 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 100.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 931.3 MB in the beginning and 1.1 GB in the end (delta: -204.2 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 699.19 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: 88.2 MB). Peak memory consumption was 88.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7725.04 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 225.4 MB). Free memory was 1.0 GB in the beginning and 895.0 MB in the end (delta: 152.3 MB). Peak memory consumption was 377.8 MB. Max. memory is 11.5 GB. * Witness Printer took 85.30 ms. Allocated memory is still 1.4 GB. Free memory was 895.0 MB in the beginning and 885.2 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 969]: 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: 504]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (((((0 == pumpRunning && 1 <= waterLevel) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || (2 <= waterLevel && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 342 locations, 1 error locations. SAFE Result, 7.6s OverallTime, 11 OverallIterations, 3 TraceHistogramMax, 3.8s AutomataDifference, 0.0s DeadEndRemovalTime, 1.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 2337 SDtfs, 2255 SDslu, 8580 SDs, 0 SdLazy, 4940 SolverSat, 1054 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 960 GetRequests, 836 SyntacticMatches, 1 SemanticMatches, 123 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 411 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=890occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 252 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 1691 PreInvPairs, 1736 NumberOfFragments, 887 HoareAnnotationTreeSize, 1691 FomulaSimplifications, 2877 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 64 FomulaSimplificationsInter, 4798 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 2461 NumberOfCodeBlocks, 2461 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 2446 ConstructedInterpolants, 0 QuantifiedInterpolants, 579309 SizeOfPredicates, 13 NumberOfNonLiveVariables, 3418 ConjunctsInSsa, 35 ConjunctsInUnsatCore, 15 InterpolantComputations, 10 PerfectInterpolantSequences, 443/478 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...