./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product37_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_424aa215-f260-4d10-ab25-f9404d75ecf6/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_424aa215-f260-4d10-ab25-f9404d75ecf6/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_424aa215-f260-4d10-ab25-f9404d75ecf6/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_424aa215-f260-4d10-ab25-f9404d75ecf6/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product37_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_424aa215-f260-4d10-ab25-f9404d75ecf6/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_424aa215-f260-4d10-ab25-f9404d75ecf6/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 1b0c0c83f247eef1881f0b5170efc2ede9b08897 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 10:01:48,311 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 10:01:48,312 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 10:01:48,320 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 10:01:48,321 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 10:01:48,321 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 10:01:48,322 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 10:01:48,323 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 10:01:48,325 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 10:01:48,326 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 10:01:48,326 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 10:01:48,327 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 10:01:48,327 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 10:01:48,328 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 10:01:48,329 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 10:01:48,330 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 10:01:48,331 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 10:01:48,332 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 10:01:48,334 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 10:01:48,335 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 10:01:48,336 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 10:01:48,337 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 10:01:48,339 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 10:01:48,339 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 10:01:48,339 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 10:01:48,340 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 10:01:48,341 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 10:01:48,342 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 10:01:48,342 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 10:01:48,343 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 10:01:48,344 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 10:01:48,344 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 10:01:48,344 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 10:01:48,344 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 10:01:48,345 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 10:01:48,346 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 10:01:48,347 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_424aa215-f260-4d10-ab25-f9404d75ecf6/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 10:01:48,358 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 10:01:48,358 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 10:01:48,358 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 10:01:48,359 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 10:01:48,359 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 10:01:48,359 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 10:01:48,359 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 10:01:48,359 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 10:01:48,360 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 10:01:48,360 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 10:01:48,360 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 10:01:48,360 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 10:01:48,360 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 10:01:48,360 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 10:01:48,360 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 10:01:48,360 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 10:01:48,361 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 10:01:48,361 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 10:01:48,361 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 10:01:48,361 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 10:01:48,363 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 10:01:48,363 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 10:01:48,363 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 10:01:48,363 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 10:01:48,363 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 10:01:48,363 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 10:01:48,363 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 10:01:48,363 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 10:01:48,363 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 10:01:48,363 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_424aa215-f260-4d10-ab25-f9404d75ecf6/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 -> 1b0c0c83f247eef1881f0b5170efc2ede9b08897 [2018-11-10 10:01:48,388 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 10:01:48,397 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 10:01:48,399 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 10:01:48,400 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 10:01:48,401 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 10:01:48,401 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_424aa215-f260-4d10-ab25-f9404d75ecf6/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product37_true-unreach-call_false-termination.cil.c [2018-11-10 10:01:48,441 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_424aa215-f260-4d10-ab25-f9404d75ecf6/bin-2019/uautomizer/data/f64dfbc53/11ef20ee198345d5bd4f4e33287e6132/FLAGfc1c8e559 [2018-11-10 10:01:48,820 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 10:01:48,821 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_424aa215-f260-4d10-ab25-f9404d75ecf6/sv-benchmarks/c/product-lines/minepump_spec3_product37_true-unreach-call_false-termination.cil.c [2018-11-10 10:01:48,828 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_424aa215-f260-4d10-ab25-f9404d75ecf6/bin-2019/uautomizer/data/f64dfbc53/11ef20ee198345d5bd4f4e33287e6132/FLAGfc1c8e559 [2018-11-10 10:01:48,840 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_424aa215-f260-4d10-ab25-f9404d75ecf6/bin-2019/uautomizer/data/f64dfbc53/11ef20ee198345d5bd4f4e33287e6132 [2018-11-10 10:01:48,843 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 10:01:48,845 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 10:01:48,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 10:01:48,846 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 10:01:48,849 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 10:01:48,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:01:48" (1/1) ... [2018-11-10 10:01:48,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c04b21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:01:48, skipping insertion in model container [2018-11-10 10:01:48,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:01:48" (1/1) ... [2018-11-10 10:01:48,861 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 10:01:48,895 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 10:01:49,105 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:01:49,113 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 10:01:49,166 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:01:49,183 INFO L193 MainTranslator]: Completed translation [2018-11-10 10:01:49,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:01:49 WrapperNode [2018-11-10 10:01:49,183 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 10:01:49,184 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 10:01:49,184 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 10:01:49,184 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 10:01:49,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:01:49" (1/1) ... [2018-11-10 10:01:49,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:01:49" (1/1) ... [2018-11-10 10:01:49,271 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:01:49" (1/1) ... [2018-11-10 10:01:49,271 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:01:49" (1/1) ... [2018-11-10 10:01:49,291 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:01:49" (1/1) ... [2018-11-10 10:01:49,302 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:01:49" (1/1) ... [2018-11-10 10:01:49,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:01:49" (1/1) ... [2018-11-10 10:01:49,310 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 10:01:49,311 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 10:01:49,311 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 10:01:49,311 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 10:01:49,312 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:01:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_424aa215-f260-4d10-ab25-f9404d75ecf6/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 10:01:49,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 10:01:49,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 10:01:49,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-10 10:01:49,349 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 10:01:49,350 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-10 10:01:49,350 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 10:01:49,350 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 10:01:49,350 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 10:01:49,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-10 10:01:49,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-10 10:01:49,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-10 10:01:49,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-10 10:01:49,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-10 10:01:49,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-10 10:01:49,351 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 10:01:49,351 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 10:01:49,351 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 10:01:49,351 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 10:01:49,351 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-10 10:01:49,351 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 10:01:49,351 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 10:01:49,352 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 10:01:49,352 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-10 10:01:49,352 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-10 10:01:49,352 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 10:01:49,352 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 10:01:49,352 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 10:01:49,352 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 10:01:49,352 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 10:01:49,352 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-10 10:01:49,352 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-10 10:01:49,353 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-10 10:01:49,353 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 10:01:49,353 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2018-11-10 10:01:49,353 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-10 10:01:49,353 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 10:01:49,353 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 10:01:49,353 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 10:01:49,353 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 10:01:49,353 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-10 10:01:49,353 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-10 10:01:49,354 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 10:01:49,354 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 10:01:49,354 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-10 10:01:49,354 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 10:01:49,354 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 10:01:49,354 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-10 10:01:49,354 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 10:01:49,354 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 10:01:49,354 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 10:01:49,354 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 10:01:49,355 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 10:01:49,355 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 10:01:49,355 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 10:01:49,355 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-10 10:01:49,355 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-10 10:01:49,355 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-10 10:01:49,355 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-10 10:01:49,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 10:01:49,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-10 10:01:49,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 10:01:49,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-10 10:01:49,356 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-10 10:01:49,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 10:01:49,356 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-10 10:01:49,356 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-10 10:01:49,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 10:01:49,356 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-10 10:01:49,356 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-10 10:01:49,356 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-10 10:01:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 10:01:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 10:01:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-10 10:01:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-10 10:01:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-10 10:01:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 10:01:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 10:01:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2018-11-10 10:01:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 10:01:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 10:01:49,358 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-10 10:01:49,358 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 10:01:49,358 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 10:01:49,358 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-10 10:01:49,358 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 10:01:49,358 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-10 10:01:49,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 10:01:49,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 10:01:49,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-10 10:01:49,951 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 10:01:49,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:01:49 BoogieIcfgContainer [2018-11-10 10:01:49,952 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 10:01:49,952 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 10:01:49,952 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 10:01:49,955 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 10:01:49,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 10:01:48" (1/3) ... [2018-11-10 10:01:49,956 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6efd952a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 10:01:49, skipping insertion in model container [2018-11-10 10:01:49,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:01:49" (2/3) ... [2018-11-10 10:01:49,956 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6efd952a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 10:01:49, skipping insertion in model container [2018-11-10 10:01:49,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:01:49" (3/3) ... [2018-11-10 10:01:49,958 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product37_true-unreach-call_false-termination.cil.c [2018-11-10 10:01:49,963 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 10:01:49,969 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 10:01:49,979 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 10:01:50,001 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 10:01:50,001 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 10:01:50,001 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 10:01:50,002 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 10:01:50,002 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 10:01:50,002 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 10:01:50,002 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 10:01:50,002 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 10:01:50,002 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 10:01:50,018 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states. [2018-11-10 10:01:50,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-10 10:01:50,027 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:01:50,027 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 10:01:50,029 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:01:50,034 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:01:50,034 INFO L82 PathProgramCache]: Analyzing trace with hash -114353021, now seen corresponding path program 1 times [2018-11-10 10:01:50,036 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:01:50,036 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:01:50,065 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:01:50,065 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:01:50,065 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:01:50,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:01:50,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:01:50,235 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:01:50,236 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 10:01:50,238 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 10:01:50,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 10:01:50,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 10:01:50,248 INFO L87 Difference]: Start difference. First operand 210 states. Second operand 2 states. [2018-11-10 10:01:50,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:01:50,279 INFO L93 Difference]: Finished difference Result 298 states and 361 transitions. [2018-11-10 10:01:50,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 10:01:50,280 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 88 [2018-11-10 10:01:50,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:01:50,290 INFO L225 Difference]: With dead ends: 298 [2018-11-10 10:01:50,290 INFO L226 Difference]: Without dead ends: 167 [2018-11-10 10:01:50,293 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 10:01:50,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2018-11-10 10:01:50,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 167. [2018-11-10 10:01:50,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2018-11-10 10:01:50,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 190 transitions. [2018-11-10 10:01:50,328 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 190 transitions. Word has length 88 [2018-11-10 10:01:50,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:01:50,329 INFO L481 AbstractCegarLoop]: Abstraction has 167 states and 190 transitions. [2018-11-10 10:01:50,329 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 10:01:50,329 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 190 transitions. [2018-11-10 10:01:50,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 10:01:50,333 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:01:50,333 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 10:01:50,333 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:01:50,333 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:01:50,333 INFO L82 PathProgramCache]: Analyzing trace with hash 414377353, now seen corresponding path program 1 times [2018-11-10 10:01:50,333 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:01:50,333 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:01:50,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:01:50,334 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:01:50,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:01:50,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:01:50,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:01:50,433 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:01:50,433 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 10:01:50,435 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 10:01:50,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 10:01:50,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 10:01:50,435 INFO L87 Difference]: Start difference. First operand 167 states and 190 transitions. Second operand 3 states. [2018-11-10 10:01:50,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:01:50,455 INFO L93 Difference]: Finished difference Result 245 states and 281 transitions. [2018-11-10 10:01:50,455 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 10:01:50,455 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 90 [2018-11-10 10:01:50,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:01:50,457 INFO L225 Difference]: With dead ends: 245 [2018-11-10 10:01:50,457 INFO L226 Difference]: Without dead ends: 157 [2018-11-10 10:01:50,458 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 10:01:50,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2018-11-10 10:01:50,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2018-11-10 10:01:50,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2018-11-10 10:01:50,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 177 transitions. [2018-11-10 10:01:50,470 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 177 transitions. Word has length 90 [2018-11-10 10:01:50,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:01:50,471 INFO L481 AbstractCegarLoop]: Abstraction has 157 states and 177 transitions. [2018-11-10 10:01:50,471 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 10:01:50,471 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 177 transitions. [2018-11-10 10:01:50,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-10 10:01:50,473 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:01:50,473 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 10:01:50,474 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:01:50,474 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:01:50,474 INFO L82 PathProgramCache]: Analyzing trace with hash -132991932, now seen corresponding path program 1 times [2018-11-10 10:01:50,474 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:01:50,474 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:01:50,475 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:01:50,475 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:01:50,475 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:01:50,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:01:50,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:01:50,588 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:01:50,588 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 10:01:50,588 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 10:01:50,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 10:01:50,589 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 10:01:50,589 INFO L87 Difference]: Start difference. First operand 157 states and 177 transitions. Second operand 7 states. [2018-11-10 10:01:50,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:01:50,753 INFO L93 Difference]: Finished difference Result 254 states and 295 transitions. [2018-11-10 10:01:50,753 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 10:01:50,754 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 94 [2018-11-10 10:01:50,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:01:50,755 INFO L225 Difference]: With dead ends: 254 [2018-11-10 10:01:50,755 INFO L226 Difference]: Without dead ends: 157 [2018-11-10 10:01:50,756 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-10 10:01:50,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2018-11-10 10:01:50,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2018-11-10 10:01:50,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2018-11-10 10:01:50,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 176 transitions. [2018-11-10 10:01:50,765 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 176 transitions. Word has length 94 [2018-11-10 10:01:50,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:01:50,766 INFO L481 AbstractCegarLoop]: Abstraction has 157 states and 176 transitions. [2018-11-10 10:01:50,766 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 10:01:50,766 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 176 transitions. [2018-11-10 10:01:50,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-10 10:01:50,768 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:01:50,768 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 10:01:50,769 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:01:50,770 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:01:50,770 INFO L82 PathProgramCache]: Analyzing trace with hash 65221326, now seen corresponding path program 1 times [2018-11-10 10:01:50,770 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:01:50,770 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:01:50,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:01:50,771 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:01:50,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:01:50,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:01:50,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:01:50,877 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:01:50,877 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 10:01:50,878 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 10:01:50,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 10:01:50,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 10:01:50,878 INFO L87 Difference]: Start difference. First operand 157 states and 176 transitions. Second operand 5 states. [2018-11-10 10:01:51,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:01:51,246 INFO L93 Difference]: Finished difference Result 362 states and 429 transitions. [2018-11-10 10:01:51,246 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 10:01:51,246 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 107 [2018-11-10 10:01:51,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:01:51,248 INFO L225 Difference]: With dead ends: 362 [2018-11-10 10:01:51,248 INFO L226 Difference]: Without dead ends: 265 [2018-11-10 10:01:51,249 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-10 10:01:51,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2018-11-10 10:01:51,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 246. [2018-11-10 10:01:51,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2018-11-10 10:01:51,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 276 transitions. [2018-11-10 10:01:51,271 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 276 transitions. Word has length 107 [2018-11-10 10:01:51,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:01:51,272 INFO L481 AbstractCegarLoop]: Abstraction has 246 states and 276 transitions. [2018-11-10 10:01:51,272 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 10:01:51,272 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 276 transitions. [2018-11-10 10:01:51,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-10 10:01:51,273 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:01:51,273 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 10:01:51,274 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:01:51,274 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:01:51,274 INFO L82 PathProgramCache]: Analyzing trace with hash 28139009, now seen corresponding path program 1 times [2018-11-10 10:01:51,274 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:01:51,274 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:01:51,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:01:51,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:01:51,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:01:51,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:01:51,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:01:51,373 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:01:51,373 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 10:01:51,374 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 10:01:51,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 10:01:51,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 10:01:51,374 INFO L87 Difference]: Start difference. First operand 246 states and 276 transitions. Second operand 6 states. [2018-11-10 10:01:51,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:01:51,470 INFO L93 Difference]: Finished difference Result 546 states and 651 transitions. [2018-11-10 10:01:51,471 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 10:01:51,471 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 121 [2018-11-10 10:01:51,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:01:51,473 INFO L225 Difference]: With dead ends: 546 [2018-11-10 10:01:51,473 INFO L226 Difference]: Without dead ends: 360 [2018-11-10 10:01:51,474 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-10 10:01:51,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2018-11-10 10:01:51,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 356. [2018-11-10 10:01:51,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-11-10 10:01:51,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 408 transitions. [2018-11-10 10:01:51,499 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 408 transitions. Word has length 121 [2018-11-10 10:01:51,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:01:51,499 INFO L481 AbstractCegarLoop]: Abstraction has 356 states and 408 transitions. [2018-11-10 10:01:51,499 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 10:01:51,499 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 408 transitions. [2018-11-10 10:01:51,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-10 10:01:51,501 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:01:51,501 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 10:01:51,501 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:01:51,501 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:01:51,501 INFO L82 PathProgramCache]: Analyzing trace with hash 788483675, now seen corresponding path program 1 times [2018-11-10 10:01:51,501 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:01:51,501 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:01:51,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:01:51,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:01:51,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:01:51,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:01:51,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:01:51,609 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:01:51,609 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 10:01:51,609 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 10:01:51,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 10:01:51,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 10:01:51,610 INFO L87 Difference]: Start difference. First operand 356 states and 408 transitions. Second operand 6 states. [2018-11-10 10:01:51,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:01:51,777 INFO L93 Difference]: Finished difference Result 723 states and 869 transitions. [2018-11-10 10:01:51,777 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 10:01:51,777 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 125 [2018-11-10 10:01:51,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:01:51,780 INFO L225 Difference]: With dead ends: 723 [2018-11-10 10:01:51,780 INFO L226 Difference]: Without dead ends: 537 [2018-11-10 10:01:51,781 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-10 10:01:51,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 537 states. [2018-11-10 10:01:51,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 537 to 519. [2018-11-10 10:01:51,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 519 states. [2018-11-10 10:01:51,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 519 states and 611 transitions. [2018-11-10 10:01:51,811 INFO L78 Accepts]: Start accepts. Automaton has 519 states and 611 transitions. Word has length 125 [2018-11-10 10:01:51,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:01:51,812 INFO L481 AbstractCegarLoop]: Abstraction has 519 states and 611 transitions. [2018-11-10 10:01:51,812 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 10:01:51,812 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 611 transitions. [2018-11-10 10:01:51,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-10 10:01:51,813 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:01:51,813 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 10:01:51,813 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:01:51,814 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:01:51,814 INFO L82 PathProgramCache]: Analyzing trace with hash -134199908, now seen corresponding path program 1 times [2018-11-10 10:01:51,814 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:01:51,814 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:01:51,814 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:01:51,814 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:01:51,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:01:51,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:01:51,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:01:51,866 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:01:51,866 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 10:01:51,867 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 10:01:51,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 10:01:51,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 10:01:51,867 INFO L87 Difference]: Start difference. First operand 519 states and 611 transitions. Second operand 5 states. [2018-11-10 10:01:51,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:01:51,895 INFO L93 Difference]: Finished difference Result 878 states and 1060 transitions. [2018-11-10 10:01:51,895 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-10 10:01:51,895 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 125 [2018-11-10 10:01:51,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:01:51,898 INFO L225 Difference]: With dead ends: 878 [2018-11-10 10:01:51,898 INFO L226 Difference]: Without dead ends: 529 [2018-11-10 10:01:51,899 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 10:01:51,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529 states. [2018-11-10 10:01:51,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529 to 523. [2018-11-10 10:01:51,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 523 states. [2018-11-10 10:01:51,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 523 states and 614 transitions. [2018-11-10 10:01:51,926 INFO L78 Accepts]: Start accepts. Automaton has 523 states and 614 transitions. Word has length 125 [2018-11-10 10:01:51,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:01:51,926 INFO L481 AbstractCegarLoop]: Abstraction has 523 states and 614 transitions. [2018-11-10 10:01:51,927 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 10:01:51,927 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 614 transitions. [2018-11-10 10:01:51,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-10 10:01:51,928 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:01:51,928 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 10:01:51,928 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:01:51,929 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:01:51,929 INFO L82 PathProgramCache]: Analyzing trace with hash -978205410, now seen corresponding path program 1 times [2018-11-10 10:01:51,929 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:01:51,929 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:01:51,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:01:51,929 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:01:51,930 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:01:51,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:01:52,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:01:52,006 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:01:52,006 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-10 10:01:52,006 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 10:01:52,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 10:01:52,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-10 10:01:52,007 INFO L87 Difference]: Start difference. First operand 523 states and 614 transitions. Second operand 9 states. [2018-11-10 10:01:52,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:01:52,080 INFO L93 Difference]: Finished difference Result 992 states and 1194 transitions. [2018-11-10 10:01:52,081 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 10:01:52,081 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 125 [2018-11-10 10:01:52,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:01:52,084 INFO L225 Difference]: With dead ends: 992 [2018-11-10 10:01:52,084 INFO L226 Difference]: Without dead ends: 529 [2018-11-10 10:01:52,087 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-11-10 10:01:52,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529 states. [2018-11-10 10:01:52,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529 to 523. [2018-11-10 10:01:52,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 523 states. [2018-11-10 10:01:52,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 523 states and 612 transitions. [2018-11-10 10:01:52,116 INFO L78 Accepts]: Start accepts. Automaton has 523 states and 612 transitions. Word has length 125 [2018-11-10 10:01:52,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:01:52,117 INFO L481 AbstractCegarLoop]: Abstraction has 523 states and 612 transitions. [2018-11-10 10:01:52,117 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 10:01:52,117 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 612 transitions. [2018-11-10 10:01:52,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 10:01:52,119 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:01:52,119 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 10:01:52,119 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:01:52,119 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:01:52,120 INFO L82 PathProgramCache]: Analyzing trace with hash 316312988, now seen corresponding path program 1 times [2018-11-10 10:01:52,120 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:01:52,120 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:01:52,120 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:01:52,121 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:01:52,121 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:01:52,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:01:52,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:01:52,222 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:01:52,222 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-10 10:01:52,222 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-10 10:01:52,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-10 10:01:52,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-10 10:01:52,223 INFO L87 Difference]: Start difference. First operand 523 states and 612 transitions. Second operand 10 states. [2018-11-10 10:01:52,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:01:52,347 INFO L93 Difference]: Finished difference Result 992 states and 1170 transitions. [2018-11-10 10:01:52,348 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-10 10:01:52,348 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 126 [2018-11-10 10:01:52,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:01:52,351 INFO L225 Difference]: With dead ends: 992 [2018-11-10 10:01:52,352 INFO L226 Difference]: Without dead ends: 529 [2018-11-10 10:01:52,353 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-11-10 10:01:52,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529 states. [2018-11-10 10:01:52,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529 to 512. [2018-11-10 10:01:52,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 512 states. [2018-11-10 10:01:52,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 581 transitions. [2018-11-10 10:01:52,382 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 581 transitions. Word has length 126 [2018-11-10 10:01:52,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:01:52,382 INFO L481 AbstractCegarLoop]: Abstraction has 512 states and 581 transitions. [2018-11-10 10:01:52,383 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-10 10:01:52,383 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 581 transitions. [2018-11-10 10:01:52,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-10 10:01:52,386 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:01:52,386 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 10:01:52,386 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:01:52,386 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:01:52,387 INFO L82 PathProgramCache]: Analyzing trace with hash -1121045722, now seen corresponding path program 1 times [2018-11-10 10:01:52,387 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:01:52,387 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:01:52,387 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:01:52,388 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:01:52,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:01:52,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:01:52,467 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 10:01:52,468 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 10:01:52,468 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_424aa215-f260-4d10-ab25-f9404d75ecf6/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 10:01:52,480 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:01:52,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:01:52,603 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 10:01:52,758 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 10:01:52,786 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 10:01:52,786 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [6] total 12 [2018-11-10 10:01:52,786 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-10 10:01:52,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-10 10:01:52,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2018-11-10 10:01:52,787 INFO L87 Difference]: Start difference. First operand 512 states and 581 transitions. Second operand 12 states. [2018-11-10 10:01:53,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:01:53,934 INFO L93 Difference]: Finished difference Result 1335 states and 1645 transitions. [2018-11-10 10:01:53,934 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-10 10:01:53,934 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 174 [2018-11-10 10:01:53,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:01:53,938 INFO L225 Difference]: With dead ends: 1335 [2018-11-10 10:01:53,938 INFO L226 Difference]: Without dead ends: 952 [2018-11-10 10:01:53,940 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=128, Invalid=472, Unknown=0, NotChecked=0, Total=600 [2018-11-10 10:01:53,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 952 states. [2018-11-10 10:01:53,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 952 to 867. [2018-11-10 10:01:53,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 867 states. [2018-11-10 10:01:53,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 867 states and 1008 transitions. [2018-11-10 10:01:53,986 INFO L78 Accepts]: Start accepts. Automaton has 867 states and 1008 transitions. Word has length 174 [2018-11-10 10:01:53,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:01:53,986 INFO L481 AbstractCegarLoop]: Abstraction has 867 states and 1008 transitions. [2018-11-10 10:01:53,986 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-10 10:01:53,987 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1008 transitions. [2018-11-10 10:01:53,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 10:01:53,988 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:01:53,989 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 10:01:53,989 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:01:53,989 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:01:53,989 INFO L82 PathProgramCache]: Analyzing trace with hash 1224505598, now seen corresponding path program 1 times [2018-11-10 10:01:53,989 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:01:53,989 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:01:53,990 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:01:53,990 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:01:53,990 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:01:54,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:01:54,068 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 10:01:54,068 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 10:01:54,068 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_424aa215-f260-4d10-ab25-f9404d75ecf6/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 10:01:54,076 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:01:54,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:01:54,170 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 10:01:54,224 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 10:01:54,251 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 10:01:54,251 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2018-11-10 10:01:54,252 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-10 10:01:54,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-10 10:01:54,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-11-10 10:01:54,252 INFO L87 Difference]: Start difference. First operand 867 states and 1008 transitions. Second operand 11 states. [2018-11-10 10:01:54,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:01:54,303 INFO L93 Difference]: Finished difference Result 1499 states and 1770 transitions. [2018-11-10 10:01:54,304 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 10:01:54,304 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 170 [2018-11-10 10:01:54,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:01:54,306 INFO L225 Difference]: With dead ends: 1499 [2018-11-10 10:01:54,306 INFO L226 Difference]: Without dead ends: 754 [2018-11-10 10:01:54,308 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-11-10 10:01:54,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 754 states. [2018-11-10 10:01:54,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 754 to 754. [2018-11-10 10:01:54,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 754 states. [2018-11-10 10:01:54,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 754 states and 872 transitions. [2018-11-10 10:01:54,334 INFO L78 Accepts]: Start accepts. Automaton has 754 states and 872 transitions. Word has length 170 [2018-11-10 10:01:54,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:01:54,335 INFO L481 AbstractCegarLoop]: Abstraction has 754 states and 872 transitions. [2018-11-10 10:01:54,335 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-10 10:01:54,335 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 872 transitions. [2018-11-10 10:01:54,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-10 10:01:54,337 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:01:54,337 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 10:01:54,337 INFO L424 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:01:54,337 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:01:54,337 INFO L82 PathProgramCache]: Analyzing trace with hash -1350039869, now seen corresponding path program 1 times [2018-11-10 10:01:54,337 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:01:54,338 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:01:54,338 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:01:54,338 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:01:54,338 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:01:54,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:01:54,441 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 10:01:54,441 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 10:01:54,441 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_424aa215-f260-4d10-ab25-f9404d75ecf6/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 10:01:54,458 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:01:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:01:54,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 10:01:54,612 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 14 proven. 9 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 10:01:54,628 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 10:01:54,628 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2018-11-10 10:01:54,629 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-10 10:01:54,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-10 10:01:54,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2018-11-10 10:01:54,629 INFO L87 Difference]: Start difference. First operand 754 states and 872 transitions. Second operand 15 states. [2018-11-10 10:01:56,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:01:56,109 INFO L93 Difference]: Finished difference Result 2612 states and 3645 transitions. [2018-11-10 10:01:56,109 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-11-10 10:01:56,109 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 174 [2018-11-10 10:01:56,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:01:56,111 INFO L225 Difference]: With dead ends: 2612 [2018-11-10 10:01:56,111 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 10:01:56,118 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 443 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=349, Invalid=1543, Unknown=0, NotChecked=0, Total=1892 [2018-11-10 10:01:56,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 10:01:56,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 10:01:56,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 10:01:56,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 10:01:56,119 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 174 [2018-11-10 10:01:56,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:01:56,119 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 10:01:56,119 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-10 10:01:56,120 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 10:01:56,120 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 10:01:56,124 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 10:01:56,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,259 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,266 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,278 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,466 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,479 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,502 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,832 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:56,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:01:57,025 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 21 [2018-11-10 10:01:57,320 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 25 [2018-11-10 10:01:57,785 WARN L179 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 44 [2018-11-10 10:01:57,998 WARN L179 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 25 [2018-11-10 10:01:58,107 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 25 [2018-11-10 10:01:58,391 WARN L179 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 30 [2018-11-10 10:01:58,562 WARN L179 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 26 [2018-11-10 10:01:58,715 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 26 [2018-11-10 10:01:59,291 WARN L179 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 40 [2018-11-10 10:01:59,848 INFO L425 ceAbstractionStarter]: For program point L221-1(lines 221 242) no Hoare annotation was computed. [2018-11-10 10:01:59,848 INFO L425 ceAbstractionStarter]: For program point L219(line 219) no Hoare annotation was computed. [2018-11-10 10:01:59,848 INFO L425 ceAbstractionStarter]: For program point L219-1(line 219) no Hoare annotation was computed. [2018-11-10 10:01:59,848 INFO L425 ceAbstractionStarter]: For program point L248(line 248) no Hoare annotation was computed. [2018-11-10 10:01:59,848 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 196 251) no Hoare annotation was computed. [2018-11-10 10:01:59,848 INFO L425 ceAbstractionStarter]: For program point L240(line 240) no Hoare annotation was computed. [2018-11-10 10:01:59,848 INFO L425 ceAbstractionStarter]: For program point L240-1(lines 221 242) no Hoare annotation was computed. [2018-11-10 10:01:59,848 INFO L425 ceAbstractionStarter]: For program point L238(line 238) no Hoare annotation was computed. [2018-11-10 10:01:59,848 INFO L425 ceAbstractionStarter]: For program point L238-1(line 238) no Hoare annotation was computed. [2018-11-10 10:01:59,849 INFO L425 ceAbstractionStarter]: For program point L222(line 222) no Hoare annotation was computed. [2018-11-10 10:01:59,849 INFO L425 ceAbstractionStarter]: For program point L243(lines 220 244) no Hoare annotation was computed. [2018-11-10 10:01:59,849 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 196 251) no Hoare annotation was computed. [2018-11-10 10:01:59,849 INFO L425 ceAbstractionStarter]: For program point L227(lines 227 231) no Hoare annotation was computed. [2018-11-10 10:01:59,849 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 196 251) no Hoare annotation was computed. [2018-11-10 10:01:59,849 INFO L425 ceAbstractionStarter]: For program point L227-1(lines 227 231) no Hoare annotation was computed. [2018-11-10 10:01:59,849 INFO L425 ceAbstractionStarter]: For program point L279(line 279) no Hoare annotation was computed. [2018-11-10 10:01:59,849 INFO L425 ceAbstractionStarter]: For program point L304(lines 277 305) no Hoare annotation was computed. [2018-11-10 10:01:59,849 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 252 311) no Hoare annotation was computed. [2018-11-10 10:01:59,849 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 252 311) no Hoare annotation was computed. [2018-11-10 10:01:59,849 INFO L425 ceAbstractionStarter]: For program point L296(line 296) no Hoare annotation was computed. [2018-11-10 10:01:59,849 INFO L425 ceAbstractionStarter]: For program point L296-1(line 296) no Hoare annotation was computed. [2018-11-10 10:01:59,849 INFO L425 ceAbstractionStarter]: For program point L292(line 292) no Hoare annotation was computed. [2018-11-10 10:01:59,849 INFO L425 ceAbstractionStarter]: For program point L292-1(line 292) no Hoare annotation was computed. [2018-11-10 10:01:59,849 INFO L425 ceAbstractionStarter]: For program point L284(lines 284 288) no Hoare annotation was computed. [2018-11-10 10:01:59,849 INFO L425 ceAbstractionStarter]: For program point L284-1(lines 284 288) no Hoare annotation was computed. [2018-11-10 10:01:59,849 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 252 311) no Hoare annotation was computed. [2018-11-10 10:01:59,849 INFO L425 ceAbstractionStarter]: For program point L278-1(lines 278 303) no Hoare annotation was computed. [2018-11-10 10:01:59,849 INFO L425 ceAbstractionStarter]: For program point L276(line 276) no Hoare annotation was computed. [2018-11-10 10:01:59,849 INFO L425 ceAbstractionStarter]: For program point L276-1(line 276) no Hoare annotation was computed. [2018-11-10 10:01:59,849 INFO L425 ceAbstractionStarter]: For program point L278-3(lines 278 303) no Hoare annotation was computed. [2018-11-10 10:01:59,849 INFO L425 ceAbstractionStarter]: For program point L301(line 301) no Hoare annotation was computed. [2018-11-10 10:01:59,850 INFO L425 ceAbstractionStarter]: For program point L301-1(line 301) no Hoare annotation was computed. [2018-11-10 10:01:59,850 INFO L425 ceAbstractionStarter]: For program point L297(line 297) no Hoare annotation was computed. [2018-11-10 10:01:59,850 INFO L425 ceAbstractionStarter]: For program point L297-1(line 297) no Hoare annotation was computed. [2018-11-10 10:01:59,850 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 917 923) the Hoare annotation is: true [2018-11-10 10:01:59,850 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 917 923) no Hoare annotation was computed. [2018-11-10 10:01:59,850 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 924 932) no Hoare annotation was computed. [2018-11-10 10:01:59,850 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 924 932) the Hoare annotation is: true [2018-11-10 10:01:59,850 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 924 932) no Hoare annotation was computed. [2018-11-10 10:01:59,850 INFO L425 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2018-11-10 10:01:59,850 INFO L425 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2018-11-10 10:01:59,850 INFO L421 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 10:01:59,850 INFO L421 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 10:01:59,850 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 10:01:59,850 INFO L421 ceAbstractionStarter]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 10:01:59,850 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2018-11-10 10:01:59,850 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2018-11-10 10:01:59,850 INFO L421 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (<= 1 ~waterLevel~0) (< ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-10 10:01:59,851 INFO L421 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (<= 1 ~waterLevel~0) (< ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-10 10:01:59,851 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2018-11-10 10:01:59,851 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2018-11-10 10:01:59,851 INFO L425 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-11-10 10:01:59,851 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2018-11-10 10:01:59,851 INFO L425 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2018-11-10 10:01:59,851 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2018-11-10 10:01:59,851 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-10 10:01:59,851 INFO L425 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-11-10 10:01:59,851 INFO L425 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2018-11-10 10:01:59,851 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-10 10:01:59,851 INFO L425 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-11-10 10:01:59,851 INFO L425 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2018-11-10 10:01:59,851 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-10 10:01:59,851 INFO L425 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-11-10 10:01:59,851 INFO L425 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2018-11-10 10:01:59,852 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-10 10:01:59,852 INFO L425 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-11-10 10:01:59,852 INFO L425 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2018-11-10 10:01:59,852 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 631 639) no Hoare annotation was computed. [2018-11-10 10:01:59,852 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 631 639) the Hoare annotation is: true [2018-11-10 10:01:59,852 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 631 639) no Hoare annotation was computed. [2018-11-10 10:01:59,852 INFO L425 ceAbstractionStarter]: For program point L670(line 670) no Hoare annotation was computed. [2018-11-10 10:01:59,852 INFO L425 ceAbstractionStarter]: For program point L670-1(line 670) no Hoare annotation was computed. [2018-11-10 10:01:59,852 INFO L425 ceAbstractionStarter]: For program point L659(lines 659 667) no Hoare annotation was computed. [2018-11-10 10:01:59,852 INFO L425 ceAbstractionStarter]: For program point L659-2(lines 659 667) no Hoare annotation was computed. [2018-11-10 10:01:59,852 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 640 675) no Hoare annotation was computed. [2018-11-10 10:01:59,852 INFO L425 ceAbstractionStarter]: For program point L647(lines 647 655) no Hoare annotation was computed. [2018-11-10 10:01:59,852 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 640 675) no Hoare annotation was computed. [2018-11-10 10:01:59,852 INFO L425 ceAbstractionStarter]: For program point L647-2(lines 647 655) no Hoare annotation was computed. [2018-11-10 10:01:59,852 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 640 675) no Hoare annotation was computed. [2018-11-10 10:01:59,853 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 910 916) no Hoare annotation was computed. [2018-11-10 10:01:59,853 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 910 916) the Hoare annotation is: true [2018-11-10 10:01:59,853 INFO L425 ceAbstractionStarter]: For program point L191(line 191) no Hoare annotation was computed. [2018-11-10 10:01:59,853 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-10 10:01:59,853 INFO L425 ceAbstractionStarter]: For program point L187-1(line 187) no Hoare annotation was computed. [2018-11-10 10:01:59,853 INFO L425 ceAbstractionStarter]: For program point L187-2(line 187) no Hoare annotation was computed. [2018-11-10 10:01:59,853 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 150 195) no Hoare annotation was computed. [2018-11-10 10:01:59,853 INFO L425 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-11-10 10:01:59,853 INFO L425 ceAbstractionStarter]: For program point L180-1(line 180) no Hoare annotation was computed. [2018-11-10 10:01:59,853 INFO L425 ceAbstractionStarter]: For program point L176(line 176) no Hoare annotation was computed. [2018-11-10 10:01:59,853 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 150 195) no Hoare annotation was computed. [2018-11-10 10:01:59,853 INFO L425 ceAbstractionStarter]: For program point L176-1(line 176) no Hoare annotation was computed. [2018-11-10 10:01:59,853 INFO L425 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2018-11-10 10:01:59,853 INFO L425 ceAbstractionStarter]: For program point L173-1(line 173) no Hoare annotation was computed. [2018-11-10 10:01:59,853 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 150 195) no Hoare annotation was computed. [2018-11-10 10:01:59,853 INFO L425 ceAbstractionStarter]: For program point L482-1(line 482) no Hoare annotation was computed. [2018-11-10 10:01:59,853 INFO L425 ceAbstractionStarter]: For program point L477(lines 477 497) no Hoare annotation was computed. [2018-11-10 10:01:59,853 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 463 508) no Hoare annotation was computed. [2018-11-10 10:01:59,853 INFO L425 ceAbstractionStarter]: For program point L504(line 504) no Hoare annotation was computed. [2018-11-10 10:01:59,853 INFO L425 ceAbstractionStarter]: For program point L504-1(line 504) no Hoare annotation was computed. [2018-11-10 10:01:59,853 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-10 10:01:59,854 INFO L425 ceAbstractionStarter]: For program point L502-1(line 502) no Hoare annotation was computed. [2018-11-10 10:01:59,854 INFO L425 ceAbstractionStarter]: For program point L494(lines 494 495) no Hoare annotation was computed. [2018-11-10 10:01:59,854 INFO L425 ceAbstractionStarter]: For program point L494-1(lines 477 497) no Hoare annotation was computed. [2018-11-10 10:01:59,854 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 463 508) no Hoare annotation was computed. [2018-11-10 10:01:59,854 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 488) no Hoare annotation was computed. [2018-11-10 10:01:59,854 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 463 508) no Hoare annotation was computed. [2018-11-10 10:01:59,854 INFO L425 ceAbstractionStarter]: For program point L483(lines 483 490) no Hoare annotation was computed. [2018-11-10 10:01:59,854 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-10 10:01:59,854 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 10:01:59,854 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2018-11-10 10:01:59,854 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2018-11-10 10:01:59,854 INFO L428 ceAbstractionStarter]: At program point L625(line 625) the Hoare annotation is: true [2018-11-10 10:01:59,854 INFO L425 ceAbstractionStarter]: For program point L625-1(line 625) no Hoare annotation was computed. [2018-11-10 10:01:59,854 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 620 630) the Hoare annotation is: true [2018-11-10 10:01:59,854 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 620 630) no Hoare annotation was computed. [2018-11-10 10:01:59,854 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 620 630) no Hoare annotation was computed. [2018-11-10 10:01:59,854 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 612 619) the Hoare annotation is: (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-10 10:01:59,854 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 612 619) no Hoare annotation was computed. [2018-11-10 10:01:59,854 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 612 619) no Hoare annotation was computed. [2018-11-10 10:01:59,854 INFO L425 ceAbstractionStarter]: For program point L845(lines 845 851) no Hoare annotation was computed. [2018-11-10 10:01:59,854 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 841 854) no Hoare annotation was computed. [2018-11-10 10:01:59,854 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 841 854) the Hoare annotation is: true [2018-11-10 10:01:59,854 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 841 854) no Hoare annotation was computed. [2018-11-10 10:01:59,854 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 579 603) no Hoare annotation was computed. [2018-11-10 10:01:59,855 INFO L421 ceAbstractionStarter]: At program point L598(line 598) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 10:01:59,855 INFO L425 ceAbstractionStarter]: For program point L598-1(lines 579 603) no Hoare annotation was computed. [2018-11-10 10:01:59,855 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 579 603) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (< 2 ~waterLevel~0) .cse1) (or (< 1 ~waterLevel~0) .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1))) [2018-11-10 10:01:59,855 INFO L421 ceAbstractionStarter]: At program point L593(line 593) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 10:01:59,855 INFO L421 ceAbstractionStarter]: At program point L589(line 589) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 10:01:59,855 INFO L425 ceAbstractionStarter]: For program point L587(lines 587 595) no Hoare annotation was computed. [2018-11-10 10:01:59,855 INFO L421 ceAbstractionStarter]: At program point L585(line 585) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 10:01:59,855 INFO L425 ceAbstractionStarter]: For program point L585-1(line 585) no Hoare annotation was computed. [2018-11-10 10:01:59,855 INFO L425 ceAbstractionStarter]: For program point L583(lines 583 600) no Hoare annotation was computed. [2018-11-10 10:01:59,855 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 545 551) no Hoare annotation was computed. [2018-11-10 10:01:59,855 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 545 551) the Hoare annotation is: true [2018-11-10 10:01:59,855 INFO L425 ceAbstractionStarter]: For program point L706-1(lines 706 751) no Hoare annotation was computed. [2018-11-10 10:01:59,855 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 696 759) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 10:01:59,855 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 696 759) no Hoare annotation was computed. [2018-11-10 10:01:59,855 INFO L421 ceAbstractionStarter]: At program point L752(lines 705 753) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 10:01:59,855 INFO L425 ceAbstractionStarter]: For program point L742(lines 742 746) no Hoare annotation was computed. [2018-11-10 10:01:59,856 INFO L421 ceAbstractionStarter]: At program point L742-2(lines 736 747) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) .cse0 .cse1) (and .cse0 (= ~pumpRunning~0 1) .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 10:01:59,856 INFO L425 ceAbstractionStarter]: For program point L707(lines 706 751) no Hoare annotation was computed. [2018-11-10 10:01:59,856 INFO L425 ceAbstractionStarter]: For program point L736(lines 736 747) no Hoare annotation was computed. [2018-11-10 10:01:59,856 INFO L421 ceAbstractionStarter]: At program point L728(line 728) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) .cse0 .cse1) (and .cse0 (= ~pumpRunning~0 1) .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 10:01:59,856 INFO L425 ceAbstractionStarter]: For program point L726(lines 726 732) no Hoare annotation was computed. [2018-11-10 10:01:59,856 INFO L425 ceAbstractionStarter]: For program point L726-1(lines 726 732) no Hoare annotation was computed. [2018-11-10 10:01:59,856 INFO L421 ceAbstractionStarter]: At program point L718(line 718) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1) .cse0) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 10:01:59,856 INFO L421 ceAbstractionStarter]: At program point L749(lines 706 751) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1) .cse0) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 10:01:59,856 INFO L425 ceAbstractionStarter]: For program point L716(lines 716 722) no Hoare annotation was computed. [2018-11-10 10:01:59,856 INFO L425 ceAbstractionStarter]: For program point L716-1(lines 716 722) no Hoare annotation was computed. [2018-11-10 10:01:59,856 INFO L425 ceAbstractionStarter]: For program point L708(lines 708 712) no Hoare annotation was computed. [2018-11-10 10:01:59,857 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 696 759) no Hoare annotation was computed. [2018-11-10 10:01:59,857 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 449) no Hoare annotation was computed. [2018-11-10 10:01:59,857 INFO L425 ceAbstractionStarter]: For program point L448-1(lines 431 451) no Hoare annotation was computed. [2018-11-10 10:01:59,857 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 417 462) no Hoare annotation was computed. [2018-11-10 10:01:59,857 INFO L425 ceAbstractionStarter]: For program point L441(lines 441 442) no Hoare annotation was computed. [2018-11-10 10:01:59,857 INFO L425 ceAbstractionStarter]: For program point L437(lines 437 444) no Hoare annotation was computed. [2018-11-10 10:01:59,857 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 417 462) no Hoare annotation was computed. [2018-11-10 10:01:59,857 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-10 10:01:59,857 INFO L425 ceAbstractionStarter]: For program point L436-1(line 436) no Hoare annotation was computed. [2018-11-10 10:01:59,857 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 417 462) no Hoare annotation was computed. [2018-11-10 10:01:59,857 INFO L425 ceAbstractionStarter]: For program point L431(lines 431 451) no Hoare annotation was computed. [2018-11-10 10:01:59,857 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-10 10:01:59,857 INFO L425 ceAbstractionStarter]: For program point L458-1(line 458) no Hoare annotation was computed. [2018-11-10 10:01:59,857 INFO L425 ceAbstractionStarter]: For program point L456(line 456) no Hoare annotation was computed. [2018-11-10 10:01:59,858 INFO L425 ceAbstractionStarter]: For program point L456-1(line 456) no Hoare annotation was computed. [2018-11-10 10:01:59,858 INFO L425 ceAbstractionStarter]: For program point L817(lines 817 825) no Hoare annotation was computed. [2018-11-10 10:01:59,858 INFO L425 ceAbstractionStarter]: For program point L817-2(lines 817 825) no Hoare annotation was computed. [2018-11-10 10:01:59,858 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 809 831) no Hoare annotation was computed. [2018-11-10 10:01:59,858 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 809 831) no Hoare annotation was computed. [2018-11-10 10:01:59,858 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 809 831) no Hoare annotation was computed. [2018-11-10 10:01:59,858 INFO L425 ceAbstractionStarter]: For program point L378(line 378) no Hoare annotation was computed. [2018-11-10 10:01:59,858 INFO L425 ceAbstractionStarter]: For program point L345(line 345) no Hoare annotation was computed. [2018-11-10 10:01:59,858 INFO L425 ceAbstractionStarter]: For program point L378-1(line 378) no Hoare annotation was computed. [2018-11-10 10:01:59,858 INFO L425 ceAbstractionStarter]: For program point L345-1(line 345) no Hoare annotation was computed. [2018-11-10 10:01:59,858 INFO L425 ceAbstractionStarter]: For program point L374(line 374) no Hoare annotation was computed. [2018-11-10 10:01:59,858 INFO L425 ceAbstractionStarter]: For program point L374-1(line 374) no Hoare annotation was computed. [2018-11-10 10:01:59,858 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 410) no Hoare annotation was computed. [2018-11-10 10:01:59,858 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-10 10:01:59,859 INFO L425 ceAbstractionStarter]: For program point L379(line 379) no Hoare annotation was computed. [2018-11-10 10:01:59,859 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 342) no Hoare annotation was computed. [2018-11-10 10:01:59,859 INFO L425 ceAbstractionStarter]: For program point L363-1(lines 363 383) no Hoare annotation was computed. [2018-11-10 10:01:59,859 INFO L425 ceAbstractionStarter]: For program point L363-3(lines 363 383) no Hoare annotation was computed. [2018-11-10 10:01:59,859 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-10 10:01:59,859 INFO L425 ceAbstractionStarter]: For program point L392-1(line 392) no Hoare annotation was computed. [2018-11-10 10:01:59,859 INFO L425 ceAbstractionStarter]: For program point L384(lines 362 385) no Hoare annotation was computed. [2018-11-10 10:01:59,859 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 314 416) no Hoare annotation was computed. [2018-11-10 10:01:59,859 INFO L425 ceAbstractionStarter]: For program point L376(line 376) no Hoare annotation was computed. [2018-11-10 10:01:59,859 INFO L425 ceAbstractionStarter]: For program point L343(lines 343 359) no Hoare annotation was computed. [2018-11-10 10:01:59,859 INFO L425 ceAbstractionStarter]: For program point L376-1(line 376) no Hoare annotation was computed. [2018-11-10 10:01:59,859 INFO L425 ceAbstractionStarter]: For program point L405(line 405) no Hoare annotation was computed. [2018-11-10 10:01:59,859 INFO L425 ceAbstractionStarter]: For program point L405-1(line 405) no Hoare annotation was computed. [2018-11-10 10:01:59,859 INFO L425 ceAbstractionStarter]: For program point L364(lines 363 383) no Hoare annotation was computed. [2018-11-10 10:01:59,859 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 401) no Hoare annotation was computed. [2018-11-10 10:01:59,860 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 314 416) no Hoare annotation was computed. [2018-11-10 10:01:59,860 INFO L425 ceAbstractionStarter]: For program point L352(line 352) no Hoare annotation was computed. [2018-11-10 10:01:59,860 INFO L425 ceAbstractionStarter]: For program point L352-1(line 352) no Hoare annotation was computed. [2018-11-10 10:01:59,860 INFO L425 ceAbstractionStarter]: For program point L348(line 348) no Hoare annotation was computed. [2018-11-10 10:01:59,860 INFO L425 ceAbstractionStarter]: For program point L348-1(line 348) no Hoare annotation was computed. [2018-11-10 10:01:59,860 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-10 10:01:59,860 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 314 416) no Hoare annotation was computed. [2018-11-10 10:01:59,860 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 369) no Hoare annotation was computed. [2018-11-10 10:01:59,860 INFO L425 ceAbstractionStarter]: For program point L394(line 394) no Hoare annotation was computed. [2018-11-10 10:01:59,860 INFO L425 ceAbstractionStarter]: For program point L394-1(line 394) no Hoare annotation was computed. [2018-11-10 10:01:59,860 INFO L425 ceAbstractionStarter]: For program point L390(line 390) no Hoare annotation was computed. [2018-11-10 10:01:59,860 INFO L425 ceAbstractionStarter]: For program point L390-1(line 390) no Hoare annotation was computed. [2018-11-10 10:01:59,860 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 900 909) no Hoare annotation was computed. [2018-11-10 10:01:59,860 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 900 909) no Hoare annotation was computed. [2018-11-10 10:01:59,861 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 900 909) no Hoare annotation was computed. [2018-11-10 10:01:59,861 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-10 10:01:59,861 INFO L425 ceAbstractionStarter]: For program point L448-1(line 448) no Hoare annotation was computed. [2018-11-10 10:01:59,861 INFO L425 ceAbstractionStarter]: For program point L671(line 671) no Hoare annotation was computed. [2018-11-10 10:01:59,861 INFO L425 ceAbstractionStarter]: For program point L671-1(line 671) no Hoare annotation was computed. [2018-11-10 10:01:59,861 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 10:01:59,861 INFO L425 ceAbstractionStarter]: For program point L669(line 669) no Hoare annotation was computed. [2018-11-10 10:01:59,861 INFO L425 ceAbstractionStarter]: For program point L669-1(line 669) no Hoare annotation was computed. [2018-11-10 10:01:59,861 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-10 10:01:59,861 INFO L425 ceAbstractionStarter]: For program point L665(line 665) no Hoare annotation was computed. [2018-11-10 10:01:59,861 INFO L425 ceAbstractionStarter]: For program point L665-1(line 665) no Hoare annotation was computed. [2018-11-10 10:01:59,861 INFO L425 ceAbstractionStarter]: For program point L661(line 661) no Hoare annotation was computed. [2018-11-10 10:01:59,861 INFO L425 ceAbstractionStarter]: For program point L661-1(line 661) no Hoare annotation was computed. [2018-11-10 10:01:59,861 INFO L425 ceAbstractionStarter]: For program point L657(line 657) no Hoare annotation was computed. [2018-11-10 10:01:59,861 INFO L425 ceAbstractionStarter]: For program point L657-1(line 657) no Hoare annotation was computed. [2018-11-10 10:01:59,862 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-10 10:01:59,862 INFO L425 ceAbstractionStarter]: For program point L814(line 814) no Hoare annotation was computed. [2018-11-10 10:01:59,862 INFO L425 ceAbstractionStarter]: For program point L494-1(line 494) no Hoare annotation was computed. [2018-11-10 10:01:59,862 INFO L425 ceAbstractionStarter]: For program point L653(line 653) no Hoare annotation was computed. [2018-11-10 10:01:59,862 INFO L425 ceAbstractionStarter]: For program point L814-1(line 814) no Hoare annotation was computed. [2018-11-10 10:01:59,862 INFO L425 ceAbstractionStarter]: For program point L653-1(line 653) no Hoare annotation was computed. [2018-11-10 10:01:59,862 INFO L425 ceAbstractionStarter]: For program point L649(line 649) no Hoare annotation was computed. [2018-11-10 10:01:59,862 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-10 10:01:59,862 INFO L425 ceAbstractionStarter]: For program point L645(line 645) no Hoare annotation was computed. [2018-11-10 10:01:59,862 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-10 10:01:59,862 INFO L425 ceAbstractionStarter]: For program point L827(line 827) no Hoare annotation was computed. [2018-11-10 10:01:59,862 INFO L425 ceAbstractionStarter]: For program point L827-1(line 827) no Hoare annotation was computed. [2018-11-10 10:01:59,862 INFO L425 ceAbstractionStarter]: For program point L441(line 441) no Hoare annotation was computed. [2018-11-10 10:01:59,862 INFO L425 ceAbstractionStarter]: For program point L441-1(line 441) no Hoare annotation was computed. [2018-11-10 10:01:59,862 INFO L425 ceAbstractionStarter]: For program point L441-2(line 441) no Hoare annotation was computed. [2018-11-10 10:01:59,863 INFO L425 ceAbstractionStarter]: For program point L823(line 823) no Hoare annotation was computed. [2018-11-10 10:01:59,863 INFO L425 ceAbstractionStarter]: For program point L823-1(line 823) no Hoare annotation was computed. [2018-11-10 10:01:59,863 INFO L425 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-11-10 10:01:59,863 INFO L425 ceAbstractionStarter]: For program point L819-1(line 819) no Hoare annotation was computed. [2018-11-10 10:01:59,863 INFO L425 ceAbstractionStarter]: For program point L495(line 495) no Hoare annotation was computed. [2018-11-10 10:01:59,863 INFO L425 ceAbstractionStarter]: For program point L815(line 815) no Hoare annotation was computed. [2018-11-10 10:01:59,863 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-10 10:01:59,863 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-10 10:01:59,863 INFO L425 ceAbstractionStarter]: For program point L487-1(line 487) no Hoare annotation was computed. [2018-11-10 10:01:59,863 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 10:01:59,863 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 604 611) no Hoare annotation was computed. [2018-11-10 10:01:59,863 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 604 611) no Hoare annotation was computed. [2018-11-10 10:01:59,863 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 604 611) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< 2 ~waterLevel~0) (< ~waterLevel~0 2) (not (= ~systemActive~0 1))) [2018-11-10 10:01:59,864 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 676 694) no Hoare annotation was computed. [2018-11-10 10:01:59,864 INFO L425 ceAbstractionStarter]: For program point L685(lines 685 689) no Hoare annotation was computed. [2018-11-10 10:01:59,864 INFO L428 ceAbstractionStarter]: At program point L683(line 683) the Hoare annotation is: true [2018-11-10 10:01:59,864 INFO L425 ceAbstractionStarter]: For program point L685-2(lines 685 689) no Hoare annotation was computed. [2018-11-10 10:01:59,864 INFO L425 ceAbstractionStarter]: For program point L683-1(line 683) no Hoare annotation was computed. [2018-11-10 10:01:59,864 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 676 694) the Hoare annotation is: true [2018-11-10 10:01:59,864 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 676 694) no Hoare annotation was computed. [2018-11-10 10:01:59,864 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 832 840) the Hoare annotation is: true [2018-11-10 10:01:59,864 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 832 840) no Hoare annotation was computed. [2018-11-10 10:01:59,864 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 832 840) no Hoare annotation was computed. [2018-11-10 10:01:59,864 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 788 799) the Hoare annotation is: (let ((.cse2 (= |old(~methaneLevelCritical~0)| 0)) (.cse5 (not (= ~systemActive~0 1))) (.cse7 (= 0 ~methaneLevelCritical~0))) (let ((.cse0 (not .cse7)) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse1 (or (not (= 1 ~pumpRunning~0)) .cse5)) (.cse3 (< 2 ~waterLevel~0)) (.cse6 (not .cse2))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse2 .cse3 .cse0 .cse5) (or .cse4 .cse3 .cse5 .cse6 .cse7) (or .cse1 .cse3 .cse6 .cse7)))) [2018-11-10 10:01:59,864 INFO L425 ceAbstractionStarter]: For program point L792-1(lines 788 799) no Hoare annotation was computed. [2018-11-10 10:01:59,864 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 788 799) no Hoare annotation was computed. [2018-11-10 10:01:59,865 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-10 10:01:59,865 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-10 10:01:59,865 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-10 10:01:59,865 INFO L421 ceAbstractionStarter]: At program point L534(line 534) the Hoare annotation is: (let ((.cse4 (not (= ~systemActive~0 1)))) (let ((.cse5 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 |old(~waterLevel~0)|)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (or (not (= 1 |old(~pumpRunning~0)|)) .cse4)) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse6 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse0 .cse1 (< |old(~waterLevel~0)| 1)) (or (<= 1 ~waterLevel~0) .cse1 .cse2 (< |old(~waterLevel~0)| 2)) (or .cse3 .cse2 .cse4 (and (<= ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) .cse5)) (or .cse1 (and (<= ~waterLevel~0 1) .cse5) .cse2) (or .cse6 .cse0 .cse3 .cse4) (or .cse1 .cse2 .cse6)))) [2018-11-10 10:01:59,865 INFO L421 ceAbstractionStarter]: At program point L532(lines 532 538) the Hoare annotation is: (let ((.cse6 (not (= ~systemActive~0 1)))) (let ((.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse0 (< 1 |old(~waterLevel~0)|)) (.cse1 (or (not (= 1 |old(~pumpRunning~0)|)) .cse6)) (.cse5 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse0 .cse1 (< |old(~waterLevel~0)| 1)) (or (<= 1 ~waterLevel~0) .cse1 .cse2 (< |old(~waterLevel~0)| 2)) (let ((.cse3 (<= ~waterLevel~0 1))) (or (and (= 0 ~pumpRunning~0) .cse3) .cse1 (and .cse3 .cse4) .cse2)) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse5 (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) .cse4) .cse2 .cse6 (and .cse5 (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1))) (or .cse0 .cse1 .cse5)))) [2018-11-10 10:01:59,865 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 521 544) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 1))) (.cse7 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (and (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse7 .cse8)) (.cse0 (< 1 |old(~waterLevel~0)|)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (and (<= ~waterLevel~0 2) .cse7 .cse8)) (.cse1 (or (not (= 1 |old(~pumpRunning~0)|)) .cse5)) (.cse4 (< 2 |old(~waterLevel~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6) (or .cse2 .cse0 .cse3 .cse5) (or .cse6 .cse1 .cse4)))) [2018-11-10 10:01:59,865 INFO L421 ceAbstractionStarter]: At program point L527(line 527) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1)))) (let ((.cse2 (or (not (= 1 |old(~pumpRunning~0)|)) .cse1)) (.cse0 (< 2 |old(~waterLevel~0)|))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (<= |old(~waterLevel~0)| ~waterLevel~0)) .cse2 .cse0) (or .cse2 (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse0)))) [2018-11-10 10:01:59,865 INFO L425 ceAbstractionStarter]: For program point L525(lines 524 543) no Hoare annotation was computed. [2018-11-10 10:01:59,865 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 521 544) no Hoare annotation was computed. [2018-11-10 10:01:59,866 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 521 544) no Hoare annotation was computed. [2018-11-10 10:01:59,866 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2018-11-10 10:01:59,866 INFO L425 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-11-10 10:01:59,866 INFO L428 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2018-11-10 10:01:59,866 INFO L425 ceAbstractionStarter]: For program point L52-1(lines 52 66) no Hoare annotation was computed. [2018-11-10 10:01:59,866 INFO L428 ceAbstractionStarter]: At program point L52-3(lines 52 66) the Hoare annotation is: true [2018-11-10 10:01:59,866 INFO L428 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2018-11-10 10:01:59,866 INFO L425 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2018-11-10 10:01:59,866 INFO L428 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2018-11-10 10:01:59,866 INFO L425 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-11-10 10:01:59,866 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2018-11-10 10:01:59,866 INFO L425 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-11-10 10:01:59,866 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 800 808) the Hoare annotation is: true [2018-11-10 10:01:59,866 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 800 808) no Hoare annotation was computed. [2018-11-10 10:01:59,867 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 800 808) no Hoare annotation was computed. [2018-11-10 10:01:59,867 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 865 897) no Hoare annotation was computed. [2018-11-10 10:01:59,867 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 865 897) the Hoare annotation is: true [2018-11-10 10:01:59,867 INFO L421 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (< 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) .cse0) (or (< 2 ~waterLevel~0) (not (= 1 ~pumpRunning~0)) .cse0))) [2018-11-10 10:01:59,867 INFO L425 ceAbstractionStarter]: For program point L884(lines 884 890) no Hoare annotation was computed. [2018-11-10 10:01:59,867 INFO L421 ceAbstractionStarter]: At program point L882(line 882) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse3 (< 2 ~waterLevel~0)) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 ~pumpRunning~0)) .cse1) (or .cse0 .cse2 .cse1) (or (= ~methaneLevelCritical~0 0) .cse3 .cse2 .cse1) (or .cse3 .cse2 (= __utac_acc__Specification3_spec__1_~tmp~8 ~methaneLevelCritical~0) .cse1))) [2018-11-10 10:01:59,867 INFO L425 ceAbstractionStarter]: For program point L882-1(line 882) no Hoare annotation was computed. [2018-11-10 10:01:59,867 INFO L425 ceAbstractionStarter]: For program point L880(lines 880 893) no Hoare annotation was computed. [2018-11-10 10:01:59,867 INFO L425 ceAbstractionStarter]: For program point L880-1(lines 865 897) no Hoare annotation was computed. [2018-11-10 10:01:59,867 INFO L421 ceAbstractionStarter]: At program point L878(line 878) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 0)) (.cse4 (< 2 ~waterLevel~0)) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse0 (< 1 ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (= __utac_acc__Specification3_spec__1_~tmp~8 ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 .cse5 .cse3) (or .cse4 .cse5 .cse6 .cse3) (or .cse0 .cse1 .cse3 .cse6))) [2018-11-10 10:01:59,867 INFO L425 ceAbstractionStarter]: For program point L878-1(line 878) no Hoare annotation was computed. [2018-11-10 10:01:59,867 INFO L425 ceAbstractionStarter]: For program point L874(lines 874 894) no Hoare annotation was computed. [2018-11-10 10:01:59,868 INFO L428 ceAbstractionStarter]: At program point L872(line 872) the Hoare annotation is: true [2018-11-10 10:01:59,868 INFO L425 ceAbstractionStarter]: For program point L872-1(line 872) no Hoare annotation was computed. [2018-11-10 10:01:59,868 INFO L425 ceAbstractionStarter]: For program point L768-1(lines 764 775) no Hoare annotation was computed. [2018-11-10 10:01:59,868 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 764 775) the Hoare annotation is: (let ((.cse0 (< 2 |old(~waterLevel~0)|)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))))) (and (or (<= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1 .cse2) (or (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse0 .cse1 .cse2))) [2018-11-10 10:01:59,868 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 764 775) no Hoare annotation was computed. [2018-11-10 10:01:59,868 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2018-11-10 10:01:59,868 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2018-11-10 10:01:59,868 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 10:01:59,868 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) (< ~waterLevel~0 2)) [2018-11-10 10:01:59,868 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 10:01:59,868 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 10:01:59,868 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 553 577) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (< 2 ~waterLevel~0) .cse1) (or (< 1 ~waterLevel~0) .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1))) [2018-11-10 10:01:59,869 INFO L421 ceAbstractionStarter]: At program point L572(line 572) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 10:01:59,869 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 553 577) no Hoare annotation was computed. [2018-11-10 10:01:59,869 INFO L425 ceAbstractionStarter]: For program point L572-1(lines 553 577) no Hoare annotation was computed. [2018-11-10 10:01:59,869 INFO L421 ceAbstractionStarter]: At program point L567(line 567) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~4) (< ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 10:01:59,869 INFO L421 ceAbstractionStarter]: At program point L563(line 563) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (<= 2 ~waterLevel~0) .cse0 .cse1) (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse1) (or .cse0 (and (= processEnvironment__wrappee__highWaterSensor_~tmp~4 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< 2 ~waterLevel~0) .cse1))) [2018-11-10 10:01:59,869 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 569) no Hoare annotation was computed. [2018-11-10 10:01:59,869 INFO L421 ceAbstractionStarter]: At program point L559(line 559) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 10:01:59,869 INFO L425 ceAbstractionStarter]: For program point L559-1(line 559) no Hoare annotation was computed. [2018-11-10 10:01:59,869 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 574) no Hoare annotation was computed. [2018-11-10 10:01:59,869 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 776 787) no Hoare annotation was computed. [2018-11-10 10:01:59,869 INFO L425 ceAbstractionStarter]: For program point L780-1(lines 776 787) no Hoare annotation was computed. [2018-11-10 10:01:59,870 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 776 787) the Hoare annotation is: (let ((.cse2 (< 1 |old(~waterLevel~0)|)) (.cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1)))) (and (or (and .cse0 .cse1) .cse2 (not (= 0 ~pumpRunning~0)) .cse3) (or .cse2 .cse4 .cse3 .cse0) (or (and (<= ~waterLevel~0 2) .cse1) (< 2 |old(~waterLevel~0)|) .cse4 .cse3))) [2018-11-10 10:01:59,870 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 856 863) no Hoare annotation was computed. [2018-11-10 10:01:59,870 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2018-11-10 10:01:59,870 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 856 863) the Hoare annotation is: true [2018-11-10 10:01:59,870 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 856 863) no Hoare annotation was computed. [2018-11-10 10:01:59,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 10:01:59 BoogieIcfgContainer [2018-11-10 10:01:59,880 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 10:01:59,880 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 10:01:59,880 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 10:01:59,881 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 10:01:59,881 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:01:49" (3/4) ... [2018-11-10 10:01:59,884 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 10:01:59,894 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-10 10:01:59,894 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-10 10:01:59,894 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 10:01:59,895 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 10:01:59,895 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 10:01:59,895 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-10 10:01:59,895 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 10:01:59,895 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-10 10:01:59,895 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 10:01:59,895 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-10 10:01:59,895 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 10:01:59,895 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-10 10:01:59,895 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 10:01:59,895 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 10:01:59,895 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 10:01:59,895 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-10 10:01:59,895 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 10:01:59,896 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 10:01:59,896 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-10 10:01:59,896 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 10:01:59,896 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-10 10:01:59,896 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-10 10:01:59,896 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-10 10:01:59,896 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-10 10:01:59,896 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-10 10:01:59,896 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-10 10:01:59,896 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 10:01:59,896 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-10 10:01:59,896 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 10:01:59,896 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 10:01:59,896 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 10:01:59,897 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification3_spec__1 [2018-11-10 10:01:59,897 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 10:01:59,897 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 10:01:59,897 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 10:01:59,897 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 10:01:59,897 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 10:01:59,904 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2018-11-10 10:01:59,905 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-10 10:01:59,905 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 10:01:59,929 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 2 && pumpRunning == 1) && splverifierCounter == 0) || !(systemActive == 1)) || !(0 == \old(pumpRunning))) || ((0 == pumpRunning && waterLevel <= 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-10 10:01:59,930 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-10 10:01:59,979 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_424aa215-f260-4d10-ab25-f9404d75ecf6/bin-2019/uautomizer/witness.graphml [2018-11-10 10:01:59,979 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 10:01:59,980 INFO L168 Benchmark]: Toolchain (without parser) took 11136.00 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 563.1 MB). Free memory was 960.2 MB in the beginning and 1.2 GB in the end (delta: -280.1 MB). Peak memory consumption was 283.0 MB. Max. memory is 11.5 GB. [2018-11-10 10:01:59,980 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:01:59,981 INFO L168 Benchmark]: CACSL2BoogieTranslator took 338.00 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 936.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 10:01:59,981 INFO L168 Benchmark]: Boogie Preprocessor took 126.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 936.0 MB in the beginning and 1.2 GB in the end (delta: -214.8 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2018-11-10 10:01:59,981 INFO L168 Benchmark]: RCFGBuilder took 641.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 89.1 MB). Peak memory consumption was 89.1 MB. Max. memory is 11.5 GB. [2018-11-10 10:01:59,981 INFO L168 Benchmark]: TraceAbstraction took 9927.84 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 402.1 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -192.8 MB). Peak memory consumption was 524.3 MB. Max. memory is 11.5 GB. [2018-11-10 10:01:59,981 INFO L168 Benchmark]: Witness Printer took 98.74 ms. Allocated memory is still 1.6 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-11-10 10:01:59,982 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 338.00 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 936.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 126.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 936.0 MB in the beginning and 1.2 GB in the end (delta: -214.8 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 641.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 89.1 MB). Peak memory consumption was 89.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9927.84 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 402.1 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -192.8 MB). Peak memory consumption was 524.3 MB. Max. memory is 11.5 GB. * Witness Printer took 98.74 ms. Allocated memory is still 1.6 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 860]: 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: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 706]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 2 && pumpRunning == 1) && splverifierCounter == 0) || !(systemActive == 1)) || !(0 == \old(pumpRunning))) || ((0 == pumpRunning && waterLevel <= 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 327 locations, 1 error locations. SAFE Result, 9.8s OverallTime, 12 OverallIterations, 3 TraceHistogramMax, 3.8s AutomataDifference, 0.0s DeadEndRemovalTime, 3.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 2387 SDtfs, 2314 SDslu, 9059 SDs, 0 SdLazy, 4663 SolverSat, 1225 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 684 GetRequests, 557 SyntacticMatches, 2 SemanticMatches, 125 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 549 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=867occurred in iteration=10, 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, 12 MinimizatonAttempts, 155 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 59 LocationsWithAnnotation, 2475 PreInvPairs, 2984 NumberOfFragments, 1552 HoareAnnotationTreeSize, 2475 FomulaSimplifications, 10947 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 59 FomulaSimplificationsInter, 29494 FormulaSimplificationTreeSizeReductionInter, 2.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 2037 NumberOfCodeBlocks, 2037 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 2022 ConstructedInterpolants, 0 QuantifiedInterpolants, 410679 SizeOfPredicates, 13 NumberOfNonLiveVariables, 2378 ConjunctsInSsa, 40 ConjunctsInUnsatCore, 15 InterpolantComputations, 11 PerfectInterpolantSequences, 169/186 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...