./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product45_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a02f3e5e-6345-4c2c-91b6-68f4d4de67e0/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a02f3e5e-6345-4c2c-91b6-68f4d4de67e0/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a02f3e5e-6345-4c2c-91b6-68f4d4de67e0/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a02f3e5e-6345-4c2c-91b6-68f4d4de67e0/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product45_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a02f3e5e-6345-4c2c-91b6-68f4d4de67e0/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a02f3e5e-6345-4c2c-91b6-68f4d4de67e0/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 8c7c11659b56a65fd9b011a28c96b3117f33c316 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 16:51:15,838 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:51:15,839 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:51:15,847 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:51:15,848 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:51:15,848 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:51:15,849 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:51:15,850 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:51:15,852 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:51:15,852 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:51:15,853 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:51:15,853 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:51:15,854 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:51:15,855 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:51:15,856 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:51:15,857 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:51:15,857 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:51:15,858 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:51:15,859 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:51:15,860 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:51:15,860 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:51:15,861 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:51:15,863 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:51:15,864 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:51:15,864 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:51:15,865 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:51:15,866 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:51:15,866 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:51:15,867 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:51:15,868 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:51:15,869 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:51:15,869 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:51:15,869 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:51:15,870 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:51:15,870 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:51:15,871 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:51:15,871 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a02f3e5e-6345-4c2c-91b6-68f4d4de67e0/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 16:51:15,882 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:51:15,882 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:51:15,883 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:51:15,883 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 16:51:15,884 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:51:15,884 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:51:15,884 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 16:51:15,884 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:51:15,884 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:51:15,884 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:51:15,884 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:51:15,885 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:51:15,885 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:51:15,885 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:51:15,885 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:51:15,885 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:51:15,885 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:51:15,885 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:51:15,885 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:51:15,886 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:51:15,886 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:51:15,886 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:51:15,886 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:51:15,886 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:51:15,886 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:51:15,886 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:51:15,887 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:51:15,887 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 16:51:15,887 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:51:15,887 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:51:15,887 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_a02f3e5e-6345-4c2c-91b6-68f4d4de67e0/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 -> 8c7c11659b56a65fd9b011a28c96b3117f33c316 [2018-11-18 16:51:15,913 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:51:15,922 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:51:15,925 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:51:15,926 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:51:15,927 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:51:15,927 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a02f3e5e-6345-4c2c-91b6-68f4d4de67e0/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product45_true-unreach-call_false-termination.cil.c [2018-11-18 16:51:15,976 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a02f3e5e-6345-4c2c-91b6-68f4d4de67e0/bin-2019/uautomizer/data/fcfb673ad/71ff42254cd74dbb90fc7bd3ab5bf65e/FLAGe358dca38 [2018-11-18 16:51:16,353 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:51:16,354 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a02f3e5e-6345-4c2c-91b6-68f4d4de67e0/sv-benchmarks/c/product-lines/minepump_spec1_product45_true-unreach-call_false-termination.cil.c [2018-11-18 16:51:16,363 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a02f3e5e-6345-4c2c-91b6-68f4d4de67e0/bin-2019/uautomizer/data/fcfb673ad/71ff42254cd74dbb90fc7bd3ab5bf65e/FLAGe358dca38 [2018-11-18 16:51:16,736 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a02f3e5e-6345-4c2c-91b6-68f4d4de67e0/bin-2019/uautomizer/data/fcfb673ad/71ff42254cd74dbb90fc7bd3ab5bf65e [2018-11-18 16:51:16,739 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:51:16,740 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 16:51:16,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:51:16,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:51:16,744 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:51:16,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:51:16" (1/1) ... [2018-11-18 16:51:16,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dc90172 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:51:16, skipping insertion in model container [2018-11-18 16:51:16,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:51:16" (1/1) ... [2018-11-18 16:51:16,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:51:16,790 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:51:17,000 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:51:17,010 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:51:17,076 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:51:17,168 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:51:17,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:51:17 WrapperNode [2018-11-18 16:51:17,169 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:51:17,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:51:17,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:51:17,170 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:51:17,180 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:51:17" (1/1) ... [2018-11-18 16:51:17,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:51:17" (1/1) ... [2018-11-18 16:51:17,192 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:51:17" (1/1) ... [2018-11-18 16:51:17,193 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:51:17" (1/1) ... [2018-11-18 16:51:17,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:51:17" (1/1) ... [2018-11-18 16:51:17,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:51:17" (1/1) ... [2018-11-18 16:51:17,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:51:17" (1/1) ... [2018-11-18 16:51:17,224 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:51:17,225 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:51:17,225 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:51:17,225 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:51:17,226 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:51:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a02f3e5e-6345-4c2c-91b6-68f4d4de67e0/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 [2018-11-18 16:51:17,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 16:51:17,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:51:17,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 16:51:17,277 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 16:51:17,277 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 16:51:17,278 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 16:51:17,278 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 16:51:17,278 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 16:51:17,278 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 16:51:17,278 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 16:51:17,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 16:51:17,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-18 16:51:17,278 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 16:51:17,279 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 16:51:17,279 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 16:51:17,279 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 16:51:17,279 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 16:51:17,279 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 16:51:17,279 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 16:51:17,279 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 16:51:17,279 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 16:51:17,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 16:51:17,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 16:51:17,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 16:51:17,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 16:51:17,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 16:51:17,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 16:51:17,280 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 16:51:17,280 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 16:51:17,280 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 16:51:17,280 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 16:51:17,281 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 16:51:17,281 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-18 16:51:17,281 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 16:51:17,281 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 16:51:17,281 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 16:51:17,281 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 16:51:17,281 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 16:51:17,281 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 16:51:17,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 16:51:17,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 16:51:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 16:51:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 16:51:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 16:51:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 16:51:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 16:51:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 16:51:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 16:51:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 16:51:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:51:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 16:51:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 16:51:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-18 16:51:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 16:51:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 16:51:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 16:51:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 16:51:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 16:51:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 16:51:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 16:51:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 16:51:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 16:51:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 16:51:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 16:51:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 16:51:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 16:51:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 16:51:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 16:51:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 16:51:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 16:51:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 16:51:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 16:51:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 16:51:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 16:51:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 16:51:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 16:51:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 16:51:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 16:51:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 16:51:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 16:51:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 16:51:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 16:51:17,286 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 16:51:17,286 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 16:51:17,286 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 16:51:17,286 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 16:51:17,286 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 16:51:17,286 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-18 16:51:17,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 16:51:17,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:51:17,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 16:51:18,146 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:51:18,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:51:18 BoogieIcfgContainer [2018-11-18 16:51:18,147 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:51:18,148 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 16:51:18,148 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 16:51:18,151 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 16:51:18,152 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:51:16" (1/3) ... [2018-11-18 16:51:18,152 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eef6171 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:51:18, skipping insertion in model container [2018-11-18 16:51:18,153 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:51:17" (2/3) ... [2018-11-18 16:51:18,153 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eef6171 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:51:18, skipping insertion in model container [2018-11-18 16:51:18,153 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:51:18" (3/3) ... [2018-11-18 16:51:18,154 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product45_true-unreach-call_false-termination.cil.c [2018-11-18 16:51:18,163 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 16:51:18,171 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 16:51:18,186 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 16:51:18,214 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 16:51:18,214 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 16:51:18,215 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 16:51:18,215 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 16:51:18,215 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 16:51:18,216 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 16:51:18,216 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 16:51:18,218 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 16:51:18,218 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 16:51:18,247 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states. [2018-11-18 16:51:18,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 16:51:18,254 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:51:18,256 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] [2018-11-18 16:51:18,258 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:51:18,263 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:51:18,263 INFO L82 PathProgramCache]: Analyzing trace with hash 1210977509, now seen corresponding path program 1 times [2018-11-18 16:51:18,265 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:51:18,270 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:51:18,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:51:18,315 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:51:18,316 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:51:18,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:51:18,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:51:18,549 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:51:18,549 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 16:51:18,553 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 16:51:18,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 16:51:18,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 16:51:18,566 INFO L87 Difference]: Start difference. First operand 175 states. Second operand 2 states. [2018-11-18 16:51:18,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:51:18,597 INFO L93 Difference]: Finished difference Result 264 states and 329 transitions. [2018-11-18 16:51:18,597 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 16:51:18,598 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-18 16:51:18,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:51:18,608 INFO L225 Difference]: With dead ends: 264 [2018-11-18 16:51:18,609 INFO L226 Difference]: Without dead ends: 132 [2018-11-18 16:51:18,612 INFO L604 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 [2018-11-18 16:51:18,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2018-11-18 16:51:18,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2018-11-18 16:51:18,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2018-11-18 16:51:18,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 156 transitions. [2018-11-18 16:51:18,655 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 156 transitions. Word has length 46 [2018-11-18 16:51:18,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:51:18,656 INFO L480 AbstractCegarLoop]: Abstraction has 132 states and 156 transitions. [2018-11-18 16:51:18,657 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 16:51:18,657 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 156 transitions. [2018-11-18 16:51:18,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 16:51:18,659 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:51:18,659 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] [2018-11-18 16:51:18,659 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:51:18,659 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:51:18,660 INFO L82 PathProgramCache]: Analyzing trace with hash -703558549, now seen corresponding path program 1 times [2018-11-18 16:51:18,660 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:51:18,660 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:51:18,661 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:51:18,661 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:51:18,661 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:51:18,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:51:18,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:51:18,816 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:51:18,817 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:51:18,818 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:51:18,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:51:18,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:51:18,818 INFO L87 Difference]: Start difference. First operand 132 states and 156 transitions. Second operand 3 states. [2018-11-18 16:51:18,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:51:18,858 INFO L93 Difference]: Finished difference Result 211 states and 249 transitions. [2018-11-18 16:51:18,860 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:51:18,860 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-18 16:51:18,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:51:18,862 INFO L225 Difference]: With dead ends: 211 [2018-11-18 16:51:18,862 INFO L226 Difference]: Without dead ends: 122 [2018-11-18 16:51:18,863 INFO L604 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 [2018-11-18 16:51:18,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2018-11-18 16:51:18,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2018-11-18 16:51:18,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2018-11-18 16:51:18,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 143 transitions. [2018-11-18 16:51:18,878 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 143 transitions. Word has length 48 [2018-11-18 16:51:18,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:51:18,878 INFO L480 AbstractCegarLoop]: Abstraction has 122 states and 143 transitions. [2018-11-18 16:51:18,878 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:51:18,879 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 143 transitions. [2018-11-18 16:51:18,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 16:51:18,880 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:51:18,880 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] [2018-11-18 16:51:18,880 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:51:18,880 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:51:18,880 INFO L82 PathProgramCache]: Analyzing trace with hash -2023182191, now seen corresponding path program 1 times [2018-11-18 16:51:18,881 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:51:18,881 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:51:18,881 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:51:18,882 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:51:18,882 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:51:18,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:51:19,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:51:19,157 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:51:19,157 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 16:51:19,158 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 16:51:19,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 16:51:19,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:51:19,158 INFO L87 Difference]: Start difference. First operand 122 states and 143 transitions. Second operand 7 states. [2018-11-18 16:51:19,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:51:19,584 INFO L93 Difference]: Finished difference Result 220 states and 263 transitions. [2018-11-18 16:51:19,584 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 16:51:19,585 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-11-18 16:51:19,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:51:19,586 INFO L225 Difference]: With dead ends: 220 [2018-11-18 16:51:19,586 INFO L226 Difference]: Without dead ends: 122 [2018-11-18 16:51:19,587 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 16:51:19,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2018-11-18 16:51:19,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2018-11-18 16:51:19,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2018-11-18 16:51:19,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 142 transitions. [2018-11-18 16:51:19,597 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 142 transitions. Word has length 52 [2018-11-18 16:51:19,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:51:19,597 INFO L480 AbstractCegarLoop]: Abstraction has 122 states and 142 transitions. [2018-11-18 16:51:19,598 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 16:51:19,598 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 142 transitions. [2018-11-18 16:51:19,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 16:51:19,599 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:51:19,599 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] [2018-11-18 16:51:19,600 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:51:19,600 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:51:19,600 INFO L82 PathProgramCache]: Analyzing trace with hash -132710369, now seen corresponding path program 1 times [2018-11-18 16:51:19,600 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:51:19,600 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:51:19,601 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:51:19,601 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:51:19,601 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:51:19,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:51:19,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:51:19,714 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:51:19,714 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 16:51:19,715 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 16:51:19,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 16:51:19,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:51:19,715 INFO L87 Difference]: Start difference. First operand 122 states and 142 transitions. Second operand 5 states. [2018-11-18 16:51:20,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:51:20,194 INFO L93 Difference]: Finished difference Result 323 states and 390 transitions. [2018-11-18 16:51:20,195 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 16:51:20,195 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2018-11-18 16:51:20,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:51:20,197 INFO L225 Difference]: With dead ends: 323 [2018-11-18 16:51:20,197 INFO L226 Difference]: Without dead ends: 225 [2018-11-18 16:51:20,197 INFO L604 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 [2018-11-18 16:51:20,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2018-11-18 16:51:20,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 206. [2018-11-18 16:51:20,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206 states. [2018-11-18 16:51:20,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 235 transitions. [2018-11-18 16:51:20,221 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 235 transitions. Word has length 65 [2018-11-18 16:51:20,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:51:20,221 INFO L480 AbstractCegarLoop]: Abstraction has 206 states and 235 transitions. [2018-11-18 16:51:20,221 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 16:51:20,221 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 235 transitions. [2018-11-18 16:51:20,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 16:51:20,222 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:51:20,223 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] [2018-11-18 16:51:20,223 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:51:20,223 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:51:20,223 INFO L82 PathProgramCache]: Analyzing trace with hash 1245009513, now seen corresponding path program 1 times [2018-11-18 16:51:20,223 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:51:20,223 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:51:20,224 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:51:20,224 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:51:20,224 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:51:20,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:51:20,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:51:20,531 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:51:20,531 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 16:51:20,532 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 16:51:20,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 16:51:20,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 16:51:20,532 INFO L87 Difference]: Start difference. First operand 206 states and 235 transitions. Second operand 8 states. [2018-11-18 16:51:20,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:51:20,653 INFO L93 Difference]: Finished difference Result 395 states and 463 transitions. [2018-11-18 16:51:20,654 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 16:51:20,654 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 79 [2018-11-18 16:51:20,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:51:20,656 INFO L225 Difference]: With dead ends: 395 [2018-11-18 16:51:20,657 INFO L226 Difference]: Without dead ends: 213 [2018-11-18 16:51:20,658 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 16:51:20,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2018-11-18 16:51:20,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 210. [2018-11-18 16:51:20,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2018-11-18 16:51:20,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 239 transitions. [2018-11-18 16:51:20,672 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 239 transitions. Word has length 79 [2018-11-18 16:51:20,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:51:20,672 INFO L480 AbstractCegarLoop]: Abstraction has 210 states and 239 transitions. [2018-11-18 16:51:20,673 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 16:51:20,673 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 239 transitions. [2018-11-18 16:51:20,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 16:51:20,674 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:51:20,674 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] [2018-11-18 16:51:20,675 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:51:20,675 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:51:20,675 INFO L82 PathProgramCache]: Analyzing trace with hash -141193881, now seen corresponding path program 1 times [2018-11-18 16:51:20,675 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:51:20,675 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:51:20,678 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:51:20,678 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:51:20,678 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:51:20,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:51:20,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:51:20,905 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:51:20,905 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 16:51:20,905 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:51:20,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:51:20,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:51:20,906 INFO L87 Difference]: Start difference. First operand 210 states and 239 transitions. Second operand 6 states. [2018-11-18 16:51:21,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:51:21,061 INFO L93 Difference]: Finished difference Result 567 states and 667 transitions. [2018-11-18 16:51:21,061 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 16:51:21,061 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 79 [2018-11-18 16:51:21,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:51:21,063 INFO L225 Difference]: With dead ends: 567 [2018-11-18 16:51:21,063 INFO L226 Difference]: Without dead ends: 381 [2018-11-18 16:51:21,064 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 16:51:21,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2018-11-18 16:51:21,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 375. [2018-11-18 16:51:21,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 375 states. [2018-11-18 16:51:21,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 428 transitions. [2018-11-18 16:51:21,092 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 428 transitions. Word has length 79 [2018-11-18 16:51:21,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:51:21,092 INFO L480 AbstractCegarLoop]: Abstraction has 375 states and 428 transitions. [2018-11-18 16:51:21,092 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:51:21,092 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 428 transitions. [2018-11-18 16:51:21,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-18 16:51:21,094 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:51:21,094 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] [2018-11-18 16:51:21,094 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:51:21,094 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:51:21,094 INFO L82 PathProgramCache]: Analyzing trace with hash 434743459, now seen corresponding path program 1 times [2018-11-18 16:51:21,095 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:51:21,095 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:51:21,095 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:51:21,096 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:51:21,096 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:51:21,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:51:21,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:51:21,268 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:51:21,269 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 16:51:21,269 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 16:51:21,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 16:51:21,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:51:21,269 INFO L87 Difference]: Start difference. First operand 375 states and 428 transitions. Second operand 7 states. [2018-11-18 16:51:21,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:51:21,762 INFO L93 Difference]: Finished difference Result 410 states and 480 transitions. [2018-11-18 16:51:21,763 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 16:51:21,763 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 83 [2018-11-18 16:51:21,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:51:21,765 INFO L225 Difference]: With dead ends: 410 [2018-11-18 16:51:21,765 INFO L226 Difference]: Without dead ends: 407 [2018-11-18 16:51:21,766 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-18 16:51:21,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2018-11-18 16:51:21,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 375. [2018-11-18 16:51:21,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 375 states. [2018-11-18 16:51:21,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 427 transitions. [2018-11-18 16:51:21,788 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 427 transitions. Word has length 83 [2018-11-18 16:51:21,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:51:21,789 INFO L480 AbstractCegarLoop]: Abstraction has 375 states and 427 transitions. [2018-11-18 16:51:21,789 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 16:51:21,789 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 427 transitions. [2018-11-18 16:51:21,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 16:51:21,790 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:51:21,790 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:51:21,791 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:51:21,791 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:51:21,791 INFO L82 PathProgramCache]: Analyzing trace with hash 1638756815, now seen corresponding path program 1 times [2018-11-18 16:51:21,791 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:51:21,791 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:51:21,792 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:51:21,792 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:51:21,792 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:51:21,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:51:21,852 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:51:21,852 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:51:21,852 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 16:51:21,853 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:51:21,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:51:21,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:51:21,853 INFO L87 Difference]: Start difference. First operand 375 states and 427 transitions. Second operand 6 states. [2018-11-18 16:51:21,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:51:21,919 INFO L93 Difference]: Finished difference Result 740 states and 862 transitions. [2018-11-18 16:51:21,920 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 16:51:21,920 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 99 [2018-11-18 16:51:21,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:51:21,922 INFO L225 Difference]: With dead ends: 740 [2018-11-18 16:51:21,922 INFO L226 Difference]: Without dead ends: 389 [2018-11-18 16:51:21,923 INFO L604 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 [2018-11-18 16:51:21,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2018-11-18 16:51:21,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 385. [2018-11-18 16:51:21,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 385 states. [2018-11-18 16:51:21,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 437 transitions. [2018-11-18 16:51:21,942 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 437 transitions. Word has length 99 [2018-11-18 16:51:21,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:51:21,943 INFO L480 AbstractCegarLoop]: Abstraction has 385 states and 437 transitions. [2018-11-18 16:51:21,943 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:51:21,943 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 437 transitions. [2018-11-18 16:51:21,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 16:51:21,944 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:51:21,944 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:51:21,945 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:51:21,945 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:51:21,945 INFO L82 PathProgramCache]: Analyzing trace with hash -1770483502, now seen corresponding path program 1 times [2018-11-18 16:51:21,945 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:51:21,945 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:51:21,946 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:51:21,946 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:51:21,946 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:51:21,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:51:22,028 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 16:51:22,028 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:51:22,028 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 16:51:22,028 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 16:51:22,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 16:51:22,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:51:22,029 INFO L87 Difference]: Start difference. First operand 385 states and 437 transitions. Second operand 4 states. [2018-11-18 16:51:22,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:51:22,232 INFO L93 Difference]: Finished difference Result 1137 states and 1360 transitions. [2018-11-18 16:51:22,232 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 16:51:22,233 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 99 [2018-11-18 16:51:22,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:51:22,235 INFO L225 Difference]: With dead ends: 1137 [2018-11-18 16:51:22,236 INFO L226 Difference]: Without dead ends: 776 [2018-11-18 16:51:22,237 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:51:22,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 776 states. [2018-11-18 16:51:22,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 776 to 761. [2018-11-18 16:51:22,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 761 states. [2018-11-18 16:51:22,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 761 states and 891 transitions. [2018-11-18 16:51:22,263 INFO L78 Accepts]: Start accepts. Automaton has 761 states and 891 transitions. Word has length 99 [2018-11-18 16:51:22,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:51:22,264 INFO L480 AbstractCegarLoop]: Abstraction has 761 states and 891 transitions. [2018-11-18 16:51:22,264 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 16:51:22,265 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 891 transitions. [2018-11-18 16:51:22,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 16:51:22,266 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:51:22,266 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:51:22,267 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:51:22,267 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:51:22,267 INFO L82 PathProgramCache]: Analyzing trace with hash 42796908, now seen corresponding path program 1 times [2018-11-18 16:51:22,267 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:51:22,267 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:51:22,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:51:22,268 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:51:22,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:51:22,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:51:22,378 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 16:51:22,378 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:51:22,378 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a02f3e5e-6345-4c2c-91b6-68f4d4de67e0/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 [2018-11-18 16:51:22,389 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:51:22,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:51:22,463 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:51:22,605 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:51:22,622 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 16:51:22,622 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-18 16:51:22,623 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 16:51:22,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 16:51:22,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-18 16:51:22,624 INFO L87 Difference]: Start difference. First operand 761 states and 891 transitions. Second operand 19 states. [2018-11-18 16:51:23,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:51:23,732 INFO L93 Difference]: Finished difference Result 1468 states and 1739 transitions. [2018-11-18 16:51:23,733 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-18 16:51:23,733 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 103 [2018-11-18 16:51:23,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:51:23,736 INFO L225 Difference]: With dead ends: 1468 [2018-11-18 16:51:23,736 INFO L226 Difference]: Without dead ends: 731 [2018-11-18 16:51:23,737 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 98 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-18 16:51:23,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 731 states. [2018-11-18 16:51:23,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 731 to 731. [2018-11-18 16:51:23,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 731 states. [2018-11-18 16:51:23,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 731 states and 842 transitions. [2018-11-18 16:51:23,765 INFO L78 Accepts]: Start accepts. Automaton has 731 states and 842 transitions. Word has length 103 [2018-11-18 16:51:23,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:51:23,766 INFO L480 AbstractCegarLoop]: Abstraction has 731 states and 842 transitions. [2018-11-18 16:51:23,766 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 16:51:23,766 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 842 transitions. [2018-11-18 16:51:23,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 16:51:23,768 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:51:23,769 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:51:23,769 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:51:23,769 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:51:23,769 INFO L82 PathProgramCache]: Analyzing trace with hash 269773692, now seen corresponding path program 1 times [2018-11-18 16:51:23,769 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:51:23,769 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:51:23,770 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:51:23,770 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:51:23,770 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:51:23,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:51:23,891 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 16:51:23,891 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:51:23,891 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a02f3e5e-6345-4c2c-91b6-68f4d4de67e0/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 [2018-11-18 16:51:23,925 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:51:23,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:51:23,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:51:24,102 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 16:51:24,118 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 16:51:24,119 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-18 16:51:24,119 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 16:51:24,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 16:51:24,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-18 16:51:24,120 INFO L87 Difference]: Start difference. First operand 731 states and 842 transitions. Second operand 19 states. [2018-11-18 16:51:25,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:51:25,023 INFO L93 Difference]: Finished difference Result 1217 states and 1424 transitions. [2018-11-18 16:51:25,024 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-18 16:51:25,024 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 155 [2018-11-18 16:51:25,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:51:25,025 INFO L225 Difference]: With dead ends: 1217 [2018-11-18 16:51:25,025 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 16:51:25,027 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 152 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-18 16:51:25,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 16:51:25,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 16:51:25,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 16:51:25,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 16:51:25,027 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 155 [2018-11-18 16:51:25,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:51:25,028 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:51:25,028 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 16:51:25,028 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 16:51:25,028 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 16:51:25,031 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 16:51:25,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:51:25,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:51:25,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:51:25,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:51:25,237 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:51:25,239 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:51:25,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:51:25,256 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:51:25,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:51:25,259 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 16:51:26,020 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 30 [2018-11-18 16:51:26,686 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 31 [2018-11-18 16:51:26,688 INFO L425 ceAbstractionStarter]: For program point L413(lines 390 414) no Hoare annotation was computed. [2018-11-18 16:51:26,688 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 366 421) no Hoare annotation was computed. [2018-11-18 16:51:26,688 INFO L425 ceAbstractionStarter]: For program point L397(lines 397 401) no Hoare annotation was computed. [2018-11-18 16:51:26,688 INFO L425 ceAbstractionStarter]: For program point L397-1(lines 397 401) no Hoare annotation was computed. [2018-11-18 16:51:26,688 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-18 16:51:26,688 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 366 421) no Hoare annotation was computed. [2018-11-18 16:51:26,688 INFO L425 ceAbstractionStarter]: For program point L391-1(lines 391 412) no Hoare annotation was computed. [2018-11-18 16:51:26,688 INFO L425 ceAbstractionStarter]: For program point L391-3(lines 391 412) no Hoare annotation was computed. [2018-11-18 16:51:26,688 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 366 421) no Hoare annotation was computed. [2018-11-18 16:51:26,688 INFO L425 ceAbstractionStarter]: For program point L448-1(lines 448 473) no Hoare annotation was computed. [2018-11-18 16:51:26,688 INFO L425 ceAbstractionStarter]: For program point L448-3(lines 448 473) no Hoare annotation was computed. [2018-11-18 16:51:26,688 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-18 16:51:26,688 INFO L425 ceAbstractionStarter]: For program point L467-1(line 467) no Hoare annotation was computed. [2018-11-18 16:51:26,688 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 422 481) no Hoare annotation was computed. [2018-11-18 16:51:26,689 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 422 481) no Hoare annotation was computed. [2018-11-18 16:51:26,689 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-18 16:51:26,689 INFO L425 ceAbstractionStarter]: For program point L474(lines 447 475) no Hoare annotation was computed. [2018-11-18 16:51:26,689 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 422 481) no Hoare annotation was computed. [2018-11-18 16:51:26,689 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 458) no Hoare annotation was computed. [2018-11-18 16:51:26,689 INFO L425 ceAbstractionStarter]: For program point L454-1(lines 454 458) no Hoare annotation was computed. [2018-11-18 16:51:26,689 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 297 303) the Hoare annotation is: true [2018-11-18 16:51:26,689 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 297 303) no Hoare annotation was computed. [2018-11-18 16:51:26,689 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 304 312) no Hoare annotation was computed. [2018-11-18 16:51:26,689 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 304 312) the Hoare annotation is: true [2018-11-18 16:51:26,689 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 304 312) no Hoare annotation was computed. [2018-11-18 16:51:26,689 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 255 277) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:51:26,689 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 255 277) no Hoare annotation was computed. [2018-11-18 16:51:26,689 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 255 277) no Hoare annotation was computed. [2018-11-18 16:51:26,689 INFO L421 ceAbstractionStarter]: At program point L267(line 267) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~1 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:51:26,689 INFO L421 ceAbstractionStarter]: At program point L267-1(line 267) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~1 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:51:26,689 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 272) no Hoare annotation was computed. [2018-11-18 16:51:26,690 INFO L425 ceAbstractionStarter]: For program point L265-1(lines 265 272) no Hoare annotation was computed. [2018-11-18 16:51:26,690 INFO L425 ceAbstractionStarter]: For program point L263(line 263) no Hoare annotation was computed. [2018-11-18 16:51:26,690 INFO L421 ceAbstractionStarter]: At program point L262(line 262) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:51:26,690 INFO L421 ceAbstractionStarter]: At program point L261(line 261) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:51:26,690 INFO L421 ceAbstractionStarter]: At program point L261-1(line 261) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:51:26,690 INFO L425 ceAbstractionStarter]: For program point L225(line 225) no Hoare annotation was computed. [2018-11-18 16:51:26,690 INFO L425 ceAbstractionStarter]: For program point L224(line 224) no Hoare annotation was computed. [2018-11-18 16:51:26,690 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 210 233) no Hoare annotation was computed. [2018-11-18 16:51:26,690 INFO L425 ceAbstractionStarter]: For program point L223(line 223) no Hoare annotation was computed. [2018-11-18 16:51:26,690 INFO L425 ceAbstractionStarter]: For program point L222(line 222) no Hoare annotation was computed. [2018-11-18 16:51:26,690 INFO L425 ceAbstractionStarter]: For program point L221(line 221) no Hoare annotation was computed. [2018-11-18 16:51:26,690 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 210 233) no Hoare annotation was computed. [2018-11-18 16:51:26,690 INFO L425 ceAbstractionStarter]: For program point L220(line 220) no Hoare annotation was computed. [2018-11-18 16:51:26,690 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 210 233) no Hoare annotation was computed. [2018-11-18 16:51:26,690 INFO L425 ceAbstractionStarter]: For program point L219(line 219) no Hoare annotation was computed. [2018-11-18 16:51:26,690 INFO L425 ceAbstractionStarter]: For program point L218(line 218) no Hoare annotation was computed. [2018-11-18 16:51:26,690 INFO L425 ceAbstractionStarter]: For program point L217(line 217) no Hoare annotation was computed. [2018-11-18 16:51:26,690 INFO L425 ceAbstractionStarter]: For program point L216(line 216) no Hoare annotation was computed. [2018-11-18 16:51:26,690 INFO L425 ceAbstractionStarter]: For program point L215(line 215) no Hoare annotation was computed. [2018-11-18 16:51:26,691 INFO L425 ceAbstractionStarter]: For program point L228(line 228) no Hoare annotation was computed. [2018-11-18 16:51:26,691 INFO L425 ceAbstractionStarter]: For program point L227(line 227) no Hoare annotation was computed. [2018-11-18 16:51:26,691 INFO L425 ceAbstractionStarter]: For program point L226(line 226) no Hoare annotation was computed. [2018-11-18 16:51:26,691 INFO L421 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse2 .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0))) [2018-11-18 16:51:26,691 INFO L425 ceAbstractionStarter]: For program point L801-1(lines 782 806) no Hoare annotation was computed. [2018-11-18 16:51:26,691 INFO L421 ceAbstractionStarter]: At program point L796(line 796) the Hoare annotation is: (let ((.cse2 (and (= 0 processEnvironment__wrappee__methaneQuery_~tmp~6) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (= |old(~pumpRunning~0)| 0) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse2) (or .cse2 .cse0 .cse1))) [2018-11-18 16:51:26,691 INFO L421 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse5 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (= |old(~pumpRunning~0)| 0) .cse2 .cse4) (or (and .cse5 .cse3) .cse2 .cse4) (or .cse0 .cse1 .cse2 .cse5))) [2018-11-18 16:51:26,691 INFO L425 ceAbstractionStarter]: For program point L790(lines 790 798) no Hoare annotation was computed. [2018-11-18 16:51:26,692 INFO L421 ceAbstractionStarter]: At program point L788(line 788) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| 0) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-18 16:51:26,692 INFO L425 ceAbstractionStarter]: For program point L788-1(line 788) no Hoare annotation was computed. [2018-11-18 16:51:26,692 INFO L425 ceAbstractionStarter]: For program point L786(lines 786 803) no Hoare annotation was computed. [2018-11-18 16:51:26,692 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 782 806) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse1 .cse0))) [2018-11-18 16:51:26,692 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 782 806) no Hoare annotation was computed. [2018-11-18 16:51:26,692 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 877 885) no Hoare annotation was computed. [2018-11-18 16:51:26,692 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 877 885) the Hoare annotation is: true [2018-11-18 16:51:26,692 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 877 885) no Hoare annotation was computed. [2018-11-18 16:51:26,692 INFO L425 ceAbstractionStarter]: For program point L893(lines 893 901) no Hoare annotation was computed. [2018-11-18 16:51:26,692 INFO L425 ceAbstractionStarter]: For program point L893-2(lines 893 901) no Hoare annotation was computed. [2018-11-18 16:51:26,692 INFO L425 ceAbstractionStarter]: For program point L916(line 916) no Hoare annotation was computed. [2018-11-18 16:51:26,692 INFO L425 ceAbstractionStarter]: For program point L916-1(line 916) no Hoare annotation was computed. [2018-11-18 16:51:26,692 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 886 921) no Hoare annotation was computed. [2018-11-18 16:51:26,692 INFO L425 ceAbstractionStarter]: For program point L905(lines 905 913) no Hoare annotation was computed. [2018-11-18 16:51:26,692 INFO L425 ceAbstractionStarter]: For program point L905-2(lines 905 913) no Hoare annotation was computed. [2018-11-18 16:51:26,692 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 886 921) no Hoare annotation was computed. [2018-11-18 16:51:26,693 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 886 921) no Hoare annotation was computed. [2018-11-18 16:51:26,693 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 290 296) no Hoare annotation was computed. [2018-11-18 16:51:26,693 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 290 296) the Hoare annotation is: true [2018-11-18 16:51:26,693 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 320 365) no Hoare annotation was computed. [2018-11-18 16:51:26,693 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 320 365) no Hoare annotation was computed. [2018-11-18 16:51:26,693 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 320 365) no Hoare annotation was computed. [2018-11-18 16:51:26,693 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 633 678) no Hoare annotation was computed. [2018-11-18 16:51:26,693 INFO L425 ceAbstractionStarter]: For program point L653(lines 653 660) no Hoare annotation was computed. [2018-11-18 16:51:26,693 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 633 678) no Hoare annotation was computed. [2018-11-18 16:51:26,693 INFO L425 ceAbstractionStarter]: For program point L647(lines 647 667) no Hoare annotation was computed. [2018-11-18 16:51:26,693 INFO L425 ceAbstractionStarter]: For program point L647-1(lines 647 667) no Hoare annotation was computed. [2018-11-18 16:51:26,693 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 633 678) no Hoare annotation was computed. [2018-11-18 16:51:26,693 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 242 251) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:51:26,693 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 242 251) no Hoare annotation was computed. [2018-11-18 16:51:26,693 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 242 251) no Hoare annotation was computed. [2018-11-18 16:51:26,693 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 866 876) the Hoare annotation is: true [2018-11-18 16:51:26,693 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 866 876) no Hoare annotation was computed. [2018-11-18 16:51:26,693 INFO L428 ceAbstractionStarter]: At program point L871(line 871) the Hoare annotation is: true [2018-11-18 16:51:26,693 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 866 876) no Hoare annotation was computed. [2018-11-18 16:51:26,693 INFO L425 ceAbstractionStarter]: For program point L871-1(line 871) no Hoare annotation was computed. [2018-11-18 16:51:26,693 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 858 865) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 1)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= |old(~pumpRunning~0)| 0) (not (= ~systemActive~0 1))) [2018-11-18 16:51:26,693 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 858 865) no Hoare annotation was computed. [2018-11-18 16:51:26,693 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 858 865) no Hoare annotation was computed. [2018-11-18 16:51:26,694 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2018-11-18 16:51:26,694 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2018-11-18 16:51:26,694 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2018-11-18 16:51:26,694 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2018-11-18 16:51:26,694 INFO L421 ceAbstractionStarter]: At program point L827(line 827) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| 0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse4 .cse3 .cse1) (or .cse4 .cse0 .cse1))) [2018-11-18 16:51:26,694 INFO L425 ceAbstractionStarter]: For program point L827-1(lines 808 832) no Hoare annotation was computed. [2018-11-18 16:51:26,694 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 808 832) no Hoare annotation was computed. [2018-11-18 16:51:26,694 INFO L421 ceAbstractionStarter]: At program point L822(line 822) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (and (= processEnvironment_~tmp~7 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2018-11-18 16:51:26,694 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 808 832) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-18 16:51:26,694 INFO L421 ceAbstractionStarter]: At program point L818(line 818) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse0 (and (= processEnvironment_~tmp~7 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1) (or .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 16:51:26,694 INFO L425 ceAbstractionStarter]: For program point L816(lines 816 824) no Hoare annotation was computed. [2018-11-18 16:51:26,694 INFO L421 ceAbstractionStarter]: At program point L814(line 814) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse4 .cse3 .cse0) (or .cse4 .cse2 .cse0))) [2018-11-18 16:51:26,694 INFO L425 ceAbstractionStarter]: For program point L814-1(line 814) no Hoare annotation was computed. [2018-11-18 16:51:26,694 INFO L425 ceAbstractionStarter]: For program point L812(lines 812 829) no Hoare annotation was computed. [2018-11-18 16:51:26,694 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 774 780) no Hoare annotation was computed. [2018-11-18 16:51:26,694 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 774 780) the Hoare annotation is: true [2018-11-18 16:51:26,695 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 680 743) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:51:26,695 INFO L421 ceAbstractionStarter]: At program point L702(line 702) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-11-18 16:51:26,695 INFO L421 ceAbstractionStarter]: At program point L733(lines 690 735) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-11-18 16:51:26,695 INFO L425 ceAbstractionStarter]: For program point L700(lines 700 706) no Hoare annotation was computed. [2018-11-18 16:51:26,695 INFO L425 ceAbstractionStarter]: For program point L700-1(lines 700 706) no Hoare annotation was computed. [2018-11-18 16:51:26,695 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 680 743) no Hoare annotation was computed. [2018-11-18 16:51:26,695 INFO L425 ceAbstractionStarter]: For program point L692(lines 692 696) no Hoare annotation was computed. [2018-11-18 16:51:26,695 INFO L425 ceAbstractionStarter]: For program point L690-1(lines 690 735) no Hoare annotation was computed. [2018-11-18 16:51:26,695 INFO L421 ceAbstractionStarter]: At program point L736(lines 689 737) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 16:51:26,695 INFO L425 ceAbstractionStarter]: For program point L726(lines 726 730) no Hoare annotation was computed. [2018-11-18 16:51:26,696 INFO L421 ceAbstractionStarter]: At program point L726-2(lines 720 731) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= ~methaneLevelCritical~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-11-18 16:51:26,696 INFO L425 ceAbstractionStarter]: For program point L691(lines 690 735) no Hoare annotation was computed. [2018-11-18 16:51:26,696 INFO L425 ceAbstractionStarter]: For program point L720(lines 720 731) no Hoare annotation was computed. [2018-11-18 16:51:26,696 INFO L421 ceAbstractionStarter]: At program point L712(line 712) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-11-18 16:51:26,696 INFO L425 ceAbstractionStarter]: For program point L710(lines 710 716) no Hoare annotation was computed. [2018-11-18 16:51:26,696 INFO L425 ceAbstractionStarter]: For program point L710-1(lines 710 716) no Hoare annotation was computed. [2018-11-18 16:51:26,696 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 680 743) no Hoare annotation was computed. [2018-11-18 16:51:26,696 INFO L425 ceAbstractionStarter]: For program point L607(lines 607 614) no Hoare annotation was computed. [2018-11-18 16:51:26,696 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 587 632) no Hoare annotation was computed. [2018-11-18 16:51:26,696 INFO L425 ceAbstractionStarter]: For program point L601(lines 601 621) no Hoare annotation was computed. [2018-11-18 16:51:26,696 INFO L425 ceAbstractionStarter]: For program point L601-1(lines 601 621) no Hoare annotation was computed. [2018-11-18 16:51:26,696 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 587 632) no Hoare annotation was computed. [2018-11-18 16:51:26,696 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 587 632) no Hoare annotation was computed. [2018-11-18 16:51:26,697 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 833 840) the Hoare annotation is: (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-18 16:51:26,697 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 833 840) no Hoare annotation was computed. [2018-11-18 16:51:26,697 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 833 840) no Hoare annotation was computed. [2018-11-18 16:51:26,697 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2018-11-18 16:51:26,697 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 110) no Hoare annotation was computed. [2018-11-18 16:51:26,697 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2018-11-18 16:51:26,697 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 94 116) no Hoare annotation was computed. [2018-11-18 16:51:26,697 INFO L425 ceAbstractionStarter]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2018-11-18 16:51:26,697 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 280 289) no Hoare annotation was computed. [2018-11-18 16:51:26,697 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 280 289) no Hoare annotation was computed. [2018-11-18 16:51:26,697 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 280 289) no Hoare annotation was computed. [2018-11-18 16:51:26,697 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 484 586) no Hoare annotation was computed. [2018-11-18 16:51:26,697 INFO L425 ceAbstractionStarter]: For program point L508(lines 508 512) no Hoare annotation was computed. [2018-11-18 16:51:26,697 INFO L425 ceAbstractionStarter]: For program point L572(lines 572 583) no Hoare annotation was computed. [2018-11-18 16:51:26,698 INFO L425 ceAbstractionStarter]: For program point L535(lines 535 539) no Hoare annotation was computed. [2018-11-18 16:51:26,698 INFO L425 ceAbstractionStarter]: For program point L533-1(lines 533 553) no Hoare annotation was computed. [2018-11-18 16:51:26,698 INFO L425 ceAbstractionStarter]: For program point L533-3(lines 533 553) no Hoare annotation was computed. [2018-11-18 16:51:26,698 INFO L425 ceAbstractionStarter]: For program point L554(lines 532 555) no Hoare annotation was computed. [2018-11-18 16:51:26,698 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 484 586) no Hoare annotation was computed. [2018-11-18 16:51:26,698 INFO L425 ceAbstractionStarter]: For program point L513(lines 513 529) no Hoare annotation was computed. [2018-11-18 16:51:26,698 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 580) no Hoare annotation was computed. [2018-11-18 16:51:26,698 INFO L425 ceAbstractionStarter]: For program point L534(lines 533 553) no Hoare annotation was computed. [2018-11-18 16:51:26,698 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-18 16:51:26,698 INFO L425 ceAbstractionStarter]: For program point L565-1(line 565) no Hoare annotation was computed. [2018-11-18 16:51:26,698 INFO L425 ceAbstractionStarter]: For program point L530(lines 530 571) no Hoare annotation was computed. [2018-11-18 16:51:26,698 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 484 586) no Hoare annotation was computed. [2018-11-18 16:51:26,698 INFO L425 ceAbstractionStarter]: For program point L549(line 549) no Hoare annotation was computed. [2018-11-18 16:51:26,698 INFO L425 ceAbstractionStarter]: For program point L549-1(line 549) no Hoare annotation was computed. [2018-11-18 16:51:26,699 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:51:26,699 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-18 16:51:26,699 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:51:26,699 INFO L425 ceAbstractionStarter]: For program point L848(lines 848 854) no Hoare annotation was computed. [2018-11-18 16:51:26,699 INFO L421 ceAbstractionStarter]: At program point L846(line 846) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse3 .cse2))) [2018-11-18 16:51:26,699 INFO L425 ceAbstractionStarter]: For program point L846-1(line 846) no Hoare annotation was computed. [2018-11-18 16:51:26,699 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 841 857) no Hoare annotation was computed. [2018-11-18 16:51:26,699 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 841 857) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse3 .cse2))) [2018-11-18 16:51:26,699 INFO L421 ceAbstractionStarter]: At program point L852(line 852) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (and (= activatePump_~tmp~8 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-18 16:51:26,700 INFO L425 ceAbstractionStarter]: For program point L852-1(lines 841 857) no Hoare annotation was computed. [2018-11-18 16:51:26,700 INFO L425 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 117 125) no Hoare annotation was computed. [2018-11-18 16:51:26,700 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2018-11-18 16:51:26,700 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2018-11-18 16:51:26,700 INFO L428 ceAbstractionStarter]: At program point L929(line 929) the Hoare annotation is: true [2018-11-18 16:51:26,700 INFO L425 ceAbstractionStarter]: For program point L931-2(lines 931 935) no Hoare annotation was computed. [2018-11-18 16:51:26,700 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 922 940) no Hoare annotation was computed. [2018-11-18 16:51:26,700 INFO L425 ceAbstractionStarter]: For program point L929-1(line 929) no Hoare annotation was computed. [2018-11-18 16:51:26,700 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 922 940) the Hoare annotation is: true [2018-11-18 16:51:26,700 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 922 940) no Hoare annotation was computed. [2018-11-18 16:51:26,700 INFO L425 ceAbstractionStarter]: For program point L931(lines 931 935) no Hoare annotation was computed. [2018-11-18 16:51:26,700 INFO L425 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2018-11-18 16:51:26,700 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= |old(~methaneLevelCritical~0)| 1)) (not (= 0 ~pumpRunning~0)) (= ~methaneLevelCritical~0 1) .cse0) (or (= 0 ~methaneLevelCritical~0) .cse0 (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-11-18 16:51:26,701 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2018-11-18 16:51:26,701 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:51:26,701 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 16:51:26,701 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:51:26,701 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2018-11-18 16:51:26,701 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2018-11-18 16:51:26,701 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2018-11-18 16:51:26,701 INFO L421 ceAbstractionStarter]: At program point L763(line 763) the Hoare annotation is: (let ((.cse7 (= |old(~waterLevel~0)| 1))) (let ((.cse5 (= 1 ~waterLevel~0)) (.cse6 (not .cse7)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse8 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse1 .cse6) (or .cse5 .cse4 .cse1 .cse6 .cse2) (or .cse7 .cse8 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse3 .cse0 .cse1) (or .cse3 .cse7 .cse4 .cse1 .cse8)))) [2018-11-18 16:51:26,701 INFO L421 ceAbstractionStarter]: At program point L761(lines 761 767) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| 1))) (let ((.cse2 (= 1 ~waterLevel~0)) (.cse4 (not .cse6)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse1 .cse3 .cse4 .cse5) (or .cse6 .cse1 .cse7 .cse3 .cse5) (or .cse0 (= 0 ~pumpRunning~0) .cse3) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse7 .cse3 .cse5) (or .cse0 .cse6 .cse1 .cse3 .cse7)))) [2018-11-18 16:51:26,701 INFO L421 ceAbstractionStarter]: At program point L756(line 756) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) (and (not (= |old(~pumpRunning~0)| 0)) .cse1)) (or .cse2 (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or .cse2 .cse1 .cse0))) [2018-11-18 16:51:26,702 INFO L425 ceAbstractionStarter]: For program point L754(lines 753 772) no Hoare annotation was computed. [2018-11-18 16:51:26,702 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 750 773) the Hoare annotation is: (let ((.cse7 (= |old(~waterLevel~0)| 1))) (let ((.cse5 (= 1 ~waterLevel~0)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not .cse7)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not (= ~waterLevel~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse1 .cse6) (or .cse5 .cse4 .cse1 .cse6 .cse2) (or .cse3 .cse7 .cse8 .cse1) (or .cse7 .cse1 .cse2 .cse8) (or .cse3 .cse0 .cse1)))) [2018-11-18 16:51:26,702 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 750 773) no Hoare annotation was computed. [2018-11-18 16:51:26,702 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 750 773) no Hoare annotation was computed. [2018-11-18 16:51:26,702 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 179 208) no Hoare annotation was computed. [2018-11-18 16:51:26,702 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-18 16:51:26,702 INFO L425 ceAbstractionStarter]: For program point L193(lines 193 197) no Hoare annotation was computed. [2018-11-18 16:51:26,702 INFO L428 ceAbstractionStarter]: At program point L193-1(lines 193 197) the Hoare annotation is: true [2018-11-18 16:51:26,702 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 179 208) the Hoare annotation is: true [2018-11-18 16:51:26,702 INFO L425 ceAbstractionStarter]: For program point L189-1(lines 189 203) no Hoare annotation was computed. [2018-11-18 16:51:26,702 INFO L428 ceAbstractionStarter]: At program point L189-3(lines 189 203) the Hoare annotation is: true [2018-11-18 16:51:26,702 INFO L428 ceAbstractionStarter]: At program point L185(line 185) the Hoare annotation is: true [2018-11-18 16:51:26,703 INFO L425 ceAbstractionStarter]: For program point L185-1(line 185) no Hoare annotation was computed. [2018-11-18 16:51:26,703 INFO L428 ceAbstractionStarter]: At program point L204(lines 179 208) the Hoare annotation is: true [2018-11-18 16:51:26,703 INFO L425 ceAbstractionStarter]: For program point L200(line 200) no Hoare annotation was computed. [2018-11-18 16:51:26,703 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2018-11-18 16:51:26,703 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2018-11-18 16:51:26,703 INFO L425 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2018-11-18 16:51:26,703 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 234 240) no Hoare annotation was computed. [2018-11-18 16:51:26,703 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 234 240) the Hoare annotation is: true [2018-11-18 16:51:26,703 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:51:26,703 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-18 16:51:26,703 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:51:26,703 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:51:26,703 INFO L425 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2018-11-18 16:51:26,704 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2018-11-18 16:51:26,704 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (= 1 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 .cse2 .cse3))) [2018-11-18 16:51:26,704 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 141 148) no Hoare annotation was computed. [2018-11-18 16:51:26,704 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 145) no Hoare annotation was computed. [2018-11-18 16:51:26,704 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 141 148) the Hoare annotation is: true [2018-11-18 16:51:26,704 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 141 148) no Hoare annotation was computed. [2018-11-18 16:51:26,704 INFO L421 ceAbstractionStarter]: At program point L161(line 161) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-18 16:51:26,704 INFO L425 ceAbstractionStarter]: For program point L161-1(line 161) no Hoare annotation was computed. [2018-11-18 16:51:26,704 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 172) no Hoare annotation was computed. [2018-11-18 16:51:26,704 INFO L425 ceAbstractionStarter]: For program point L159-1(lines 151 175) no Hoare annotation was computed. [2018-11-18 16:51:26,704 INFO L428 ceAbstractionStarter]: At program point L157(line 157) the Hoare annotation is: true [2018-11-18 16:51:26,705 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 151 175) the Hoare annotation is: true [2018-11-18 16:51:26,705 INFO L425 ceAbstractionStarter]: For program point L157-1(line 157) no Hoare annotation was computed. [2018-11-18 16:51:26,705 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 151 175) no Hoare annotation was computed. [2018-11-18 16:51:26,705 INFO L421 ceAbstractionStarter]: At program point L165(line 165) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 16:51:26,705 INFO L425 ceAbstractionStarter]: For program point L163(lines 163 169) no Hoare annotation was computed. [2018-11-18 16:51:26,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 04:51:26 BoogieIcfgContainer [2018-11-18 16:51:26,716 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 16:51:26,716 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:51:26,716 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:51:26,717 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:51:26,717 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:51:18" (3/4) ... [2018-11-18 16:51:26,721 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 16:51:26,727 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 16:51:26,727 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 16:51:26,727 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 16:51:26,727 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 16:51:26,727 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 16:51:26,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 16:51:26,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-18 16:51:26,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 16:51:26,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 16:51:26,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 16:51:26,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 16:51:26,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 16:51:26,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 16:51:26,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 16:51:26,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 16:51:26,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 16:51:26,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 16:51:26,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 16:51:26,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 16:51:26,728 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 16:51:26,729 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-18 16:51:26,729 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 16:51:26,729 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 16:51:26,729 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 16:51:26,729 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 16:51:26,729 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 16:51:26,729 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 16:51:26,729 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 16:51:26,729 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 16:51:26,729 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 16:51:26,729 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 16:51:26,729 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 16:51:26,729 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 16:51:26,729 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 16:51:26,730 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 16:51:26,730 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 16:51:26,730 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 16:51:26,730 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-18 16:51:26,737 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2018-11-18 16:51:26,738 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 16:51:26,738 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 16:51:26,763 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (0 == methaneLevelCritical && splverifierCounter == 0) [2018-11-18 16:51:26,763 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 16:51:26,797 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a02f3e5e-6345-4c2c-91b6-68f4d4de67e0/bin-2019/uautomizer/witness.graphml [2018-11-18 16:51:26,798 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:51:26,798 INFO L168 Benchmark]: Toolchain (without parser) took 10059.14 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 314.0 MB). Free memory was 955.8 MB in the beginning and 846.1 MB in the end (delta: 109.6 MB). Peak memory consumption was 423.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:51:26,799 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:51:26,799 INFO L168 Benchmark]: CACSL2BoogieTranslator took 428.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 955.8 MB in the beginning and 1.1 GB in the end (delta: -177.8 MB). Peak memory consumption was 36.6 MB. Max. memory is 11.5 GB. [2018-11-18 16:51:26,799 INFO L168 Benchmark]: Boogie Preprocessor took 54.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-18 16:51:26,801 INFO L168 Benchmark]: RCFGBuilder took 922.45 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: 92.4 MB). Peak memory consumption was 92.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:51:26,801 INFO L168 Benchmark]: TraceAbstraction took 8568.26 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 173.0 MB). Free memory was 1.0 GB in the beginning and 862.6 MB in the end (delta: 171.6 MB). Peak memory consumption was 389.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:51:26,802 INFO L168 Benchmark]: Witness Printer took 81.31 ms. Allocated memory is still 1.3 GB. Free memory was 862.6 MB in the beginning and 846.1 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:51:26,803 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 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 428.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 955.8 MB in the beginning and 1.1 GB in the end (delta: -177.8 MB). Peak memory consumption was 36.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 54.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 922.45 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: 92.4 MB). Peak memory consumption was 92.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8568.26 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 173.0 MB). Free memory was 1.0 GB in the beginning and 862.6 MB in the end (delta: 171.6 MB). Peak memory consumption was 389.1 MB. Max. memory is 11.5 GB. * Witness Printer took 81.31 ms. Allocated memory is still 1.3 GB. Free memory was 862.6 MB in the beginning and 846.1 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 145]: 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: 179]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: ((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (0 == methaneLevelCritical && splverifierCounter == 0) - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 237 locations, 1 error locations. SAFE Result, 8.5s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 4.0s AutomataDifference, 0.0s DeadEndRemovalTime, 1.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 1865 SDtfs, 1259 SDslu, 6912 SDs, 0 SdLazy, 2993 SolverSat, 294 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 401 GetRequests, 291 SyntacticMatches, 4 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=761occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 79 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 1435 PreInvPairs, 1519 NumberOfFragments, 1442 HoareAnnotationTreeSize, 1435 FomulaSimplifications, 2030 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 60 FomulaSimplificationsInter, 5743 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 1166 NumberOfCodeBlocks, 1166 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1153 ConstructedInterpolants, 0 QuantifiedInterpolants, 188141 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1429 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 106/110 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...