./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product50_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a1bad98a-ab6c-4780-8805-1d644e1fa857/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a1bad98a-ab6c-4780-8805-1d644e1fa857/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a1bad98a-ab6c-4780-8805-1d644e1fa857/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a1bad98a-ab6c-4780-8805-1d644e1fa857/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product50_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a1bad98a-ab6c-4780-8805-1d644e1fa857/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a1bad98a-ab6c-4780-8805-1d644e1fa857/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 96fab9ebc0a7c1449817f0fde656dfd4d62824fd ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 13:59:29,513 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:59:29,515 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:59:29,522 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:59:29,522 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:59:29,523 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:59:29,523 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:59:29,524 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:59:29,525 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:59:29,526 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:59:29,526 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:59:29,527 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:59:29,527 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:59:29,528 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:59:29,529 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:59:29,529 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:59:29,530 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:59:29,531 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:59:29,532 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:59:29,533 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:59:29,533 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:59:29,534 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:59:29,536 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:59:29,536 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:59:29,536 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:59:29,537 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:59:29,537 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:59:29,537 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:59:29,538 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:59:29,538 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:59:29,539 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:59:29,539 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:59:29,539 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:59:29,539 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:59:29,539 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:59:29,540 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:59:29,540 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a1bad98a-ab6c-4780-8805-1d644e1fa857/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 13:59:29,547 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:59:29,547 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:59:29,548 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:59:29,548 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 13:59:29,548 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:59:29,548 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:59:29,548 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 13:59:29,549 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:59:29,549 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:59:29,549 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:59:29,549 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:59:29,549 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:59:29,549 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:59:29,549 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:59:29,549 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:59:29,550 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:59:29,550 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:59:29,550 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:59:29,550 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:59:29,550 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:59:29,550 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 13:59:29,550 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:59:29,551 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 13:59:29,551 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 13:59:29,551 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:59:29,551 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:59:29,551 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:59:29,551 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 13:59:29,551 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:59:29,552 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 13:59:29,552 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_a1bad98a-ab6c-4780-8805-1d644e1fa857/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 -> 96fab9ebc0a7c1449817f0fde656dfd4d62824fd [2018-11-18 13:59:29,576 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:59:29,585 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:59:29,588 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:59:29,589 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:59:29,589 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:59:29,590 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a1bad98a-ab6c-4780-8805-1d644e1fa857/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product50_true-unreach-call_false-termination.cil.c [2018-11-18 13:59:29,631 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a1bad98a-ab6c-4780-8805-1d644e1fa857/bin-2019/uautomizer/data/147c50b8c/6590c839cfb440ecb761b5a740442fb7/FLAGffac48e0e [2018-11-18 13:59:30,078 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:59:30,079 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a1bad98a-ab6c-4780-8805-1d644e1fa857/sv-benchmarks/c/product-lines/minepump_spec4_product50_true-unreach-call_false-termination.cil.c [2018-11-18 13:59:30,086 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a1bad98a-ab6c-4780-8805-1d644e1fa857/bin-2019/uautomizer/data/147c50b8c/6590c839cfb440ecb761b5a740442fb7/FLAGffac48e0e [2018-11-18 13:59:30,103 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a1bad98a-ab6c-4780-8805-1d644e1fa857/bin-2019/uautomizer/data/147c50b8c/6590c839cfb440ecb761b5a740442fb7 [2018-11-18 13:59:30,106 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:59:30,107 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 13:59:30,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:59:30,107 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:59:30,111 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:59:30,111 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:59:30" (1/1) ... [2018-11-18 13:59:30,114 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3be92882 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:59:30, skipping insertion in model container [2018-11-18 13:59:30,114 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:59:30" (1/1) ... [2018-11-18 13:59:30,121 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:59:30,155 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:59:30,339 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:59:30,347 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:59:30,439 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:59:30,454 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:59:30,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:59:30 WrapperNode [2018-11-18 13:59:30,454 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:59:30,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:59:30,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:59:30,455 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:59:30,463 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:59:30" (1/1) ... [2018-11-18 13:59:30,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:59:30" (1/1) ... [2018-11-18 13:59:30,475 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:59:30" (1/1) ... [2018-11-18 13:59:30,476 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:59:30" (1/1) ... [2018-11-18 13:59:30,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:59:30" (1/1) ... [2018-11-18 13:59:30,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:59:30" (1/1) ... [2018-11-18 13:59:30,508 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:59:30" (1/1) ... [2018-11-18 13:59:30,513 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:59:30,514 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:59:30,514 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:59:30,514 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:59:30,514 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:59:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a1bad98a-ab6c-4780-8805-1d644e1fa857/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 13:59:30,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 13:59:30,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:59:30,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 13:59:30,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 13:59:30,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 13:59:30,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 13:59:30,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 13:59:30,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 13:59:30,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 13:59:30,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-18 13:59:30,554 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 13:59:30,554 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 13:59:30,554 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 13:59:30,554 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 13:59:30,554 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 13:59:30,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 13:59:30,555 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 13:59:30,555 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 13:59:30,555 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 13:59:30,555 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 13:59:30,555 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 13:59:30,555 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 13:59:30,555 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 13:59:30,555 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 13:59:30,555 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 13:59:30,556 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 13:59:30,556 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 13:59:30,556 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 13:59:30,556 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 13:59:30,556 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 13:59:30,556 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 13:59:30,556 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 13:59:30,556 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 13:59:30,556 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 13:59:30,557 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 13:59:30,557 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 13:59:30,557 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 13:59:30,557 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 13:59:30,557 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 13:59:30,557 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 13:59:30,557 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 13:59:30,557 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 13:59:30,557 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 13:59:30,558 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 13:59:30,558 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 13:59:30,558 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 13:59:30,558 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 13:59:30,558 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 13:59:30,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 13:59:30,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 13:59:30,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 13:59:30,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 13:59:30,559 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 13:59:30,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 13:59:30,559 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 13:59:30,559 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 13:59:30,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 13:59:30,559 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 13:59:30,559 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 13:59:30,559 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 13:59:30,560 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 13:59:30,560 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 13:59:30,560 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 13:59:30,560 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-18 13:59:30,560 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 13:59:30,560 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 13:59:30,560 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 13:59:30,560 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 13:59:30,560 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 13:59:30,561 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 13:59:30,561 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 13:59:30,561 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 13:59:30,561 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 13:59:30,561 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 13:59:30,561 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 13:59:30,561 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 13:59:30,561 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 13:59:30,561 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 13:59:30,562 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 13:59:30,562 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 13:59:30,562 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 13:59:30,562 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 13:59:30,562 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 13:59:30,562 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 13:59:30,562 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 13:59:30,562 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 13:59:30,562 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 13:59:30,562 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 13:59:30,563 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 13:59:30,563 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 13:59:30,563 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 13:59:30,563 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 13:59:30,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 13:59:30,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:59:30,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 13:59:31,175 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:59:31,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:59:31 BoogieIcfgContainer [2018-11-18 13:59:31,175 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:59:31,176 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 13:59:31,176 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 13:59:31,179 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 13:59:31,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 01:59:30" (1/3) ... [2018-11-18 13:59:31,180 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7db48d42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:59:31, skipping insertion in model container [2018-11-18 13:59:31,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:59:30" (2/3) ... [2018-11-18 13:59:31,180 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7db48d42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:59:31, skipping insertion in model container [2018-11-18 13:59:31,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:59:31" (3/3) ... [2018-11-18 13:59:31,182 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product50_true-unreach-call_false-termination.cil.c [2018-11-18 13:59:31,187 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 13:59:31,194 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 13:59:31,207 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 13:59:31,229 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 13:59:31,229 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 13:59:31,230 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 13:59:31,230 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 13:59:31,230 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 13:59:31,230 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 13:59:31,230 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 13:59:31,230 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 13:59:31,230 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 13:59:31,248 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states. [2018-11-18 13:59:31,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 13:59:31,255 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:59:31,256 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:59:31,258 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:59:31,262 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:59:31,263 INFO L82 PathProgramCache]: Analyzing trace with hash 387718332, now seen corresponding path program 1 times [2018-11-18 13:59:31,264 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:59:31,265 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:59:31,297 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:59:31,297 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:59:31,297 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:59:31,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:59:31,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:59:31,483 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:59:31,483 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 13:59:31,486 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 13:59:31,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 13:59:31,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 13:59:31,498 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 2 states. [2018-11-18 13:59:31,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:59:31,520 INFO L93 Difference]: Finished difference Result 268 states and 329 transitions. [2018-11-18 13:59:31,520 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 13:59:31,521 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-18 13:59:31,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:59:31,529 INFO L225 Difference]: With dead ends: 268 [2018-11-18 13:59:31,529 INFO L226 Difference]: Without dead ends: 134 [2018-11-18 13:59:31,532 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 13:59:31,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2018-11-18 13:59:31,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2018-11-18 13:59:31,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-11-18 13:59:31,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 156 transitions. [2018-11-18 13:59:31,571 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 156 transitions. Word has length 46 [2018-11-18 13:59:31,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:59:31,571 INFO L480 AbstractCegarLoop]: Abstraction has 134 states and 156 transitions. [2018-11-18 13:59:31,571 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 13:59:31,571 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 156 transitions. [2018-11-18 13:59:31,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 13:59:31,574 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:59:31,574 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:59:31,574 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:59:31,574 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:59:31,575 INFO L82 PathProgramCache]: Analyzing trace with hash 609864611, now seen corresponding path program 1 times [2018-11-18 13:59:31,575 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:59:31,575 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:59:31,576 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:59:31,576 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:59:31,576 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:59:31,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:59:31,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:59:31,670 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:59:31,670 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 13:59:31,672 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 13:59:31,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 13:59:31,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:59:31,672 INFO L87 Difference]: Start difference. First operand 134 states and 156 transitions. Second operand 3 states. [2018-11-18 13:59:31,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:59:31,691 INFO L93 Difference]: Finished difference Result 211 states and 245 transitions. [2018-11-18 13:59:31,692 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 13:59:31,692 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-18 13:59:31,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:59:31,693 INFO L225 Difference]: With dead ends: 211 [2018-11-18 13:59:31,693 INFO L226 Difference]: Without dead ends: 124 [2018-11-18 13:59:31,695 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:59:31,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-11-18 13:59:31,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2018-11-18 13:59:31,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-11-18 13:59:31,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 143 transitions. [2018-11-18 13:59:31,706 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 143 transitions. Word has length 48 [2018-11-18 13:59:31,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:59:31,706 INFO L480 AbstractCegarLoop]: Abstraction has 124 states and 143 transitions. [2018-11-18 13:59:31,707 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 13:59:31,707 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 143 transitions. [2018-11-18 13:59:31,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 13:59:31,708 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:59:31,708 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:59:31,708 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:59:31,709 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:59:31,709 INFO L82 PathProgramCache]: Analyzing trace with hash -2096495163, now seen corresponding path program 1 times [2018-11-18 13:59:31,709 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:59:31,709 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:59:31,710 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:59:31,710 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:59:31,710 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:59:31,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:59:31,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:59:31,856 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:59:31,856 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 13:59:31,857 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 13:59:31,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 13:59:31,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 13:59:31,857 INFO L87 Difference]: Start difference. First operand 124 states and 143 transitions. Second operand 7 states. [2018-11-18 13:59:32,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:59:32,199 INFO L93 Difference]: Finished difference Result 224 states and 263 transitions. [2018-11-18 13:59:32,200 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 13:59:32,200 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2018-11-18 13:59:32,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:59:32,201 INFO L225 Difference]: With dead ends: 224 [2018-11-18 13:59:32,201 INFO L226 Difference]: Without dead ends: 124 [2018-11-18 13:59:32,202 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 13:59:32,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-11-18 13:59:32,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2018-11-18 13:59:32,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-11-18 13:59:32,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 142 transitions. [2018-11-18 13:59:32,213 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 142 transitions. Word has length 53 [2018-11-18 13:59:32,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:59:32,214 INFO L480 AbstractCegarLoop]: Abstraction has 124 states and 142 transitions. [2018-11-18 13:59:32,214 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 13:59:32,214 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 142 transitions. [2018-11-18 13:59:32,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 13:59:32,216 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:59:32,216 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] [2018-11-18 13:59:32,221 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:59:32,221 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:59:32,222 INFO L82 PathProgramCache]: Analyzing trace with hash -1654465790, now seen corresponding path program 1 times [2018-11-18 13:59:32,222 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:59:32,222 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:59:32,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:59:32,223 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:59:32,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:59:32,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:59:32,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:59:32,307 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:59:32,307 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 13:59:32,307 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 13:59:32,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 13:59:32,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 13:59:32,308 INFO L87 Difference]: Start difference. First operand 124 states and 142 transitions. Second operand 5 states. [2018-11-18 13:59:32,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:59:32,646 INFO L93 Difference]: Finished difference Result 325 states and 389 transitions. [2018-11-18 13:59:32,646 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 13:59:32,646 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 66 [2018-11-18 13:59:32,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:59:32,650 INFO L225 Difference]: With dead ends: 325 [2018-11-18 13:59:32,651 INFO L226 Difference]: Without dead ends: 225 [2018-11-18 13:59:32,651 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 13:59:32,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2018-11-18 13:59:32,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 205. [2018-11-18 13:59:32,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2018-11-18 13:59:32,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 232 transitions. [2018-11-18 13:59:32,671 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 232 transitions. Word has length 66 [2018-11-18 13:59:32,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:59:32,671 INFO L480 AbstractCegarLoop]: Abstraction has 205 states and 232 transitions. [2018-11-18 13:59:32,671 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 13:59:32,672 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 232 transitions. [2018-11-18 13:59:32,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 13:59:32,673 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:59:32,673 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] [2018-11-18 13:59:32,673 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:59:32,674 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:59:32,674 INFO L82 PathProgramCache]: Analyzing trace with hash 66180458, now seen corresponding path program 1 times [2018-11-18 13:59:32,674 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:59:32,674 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:59:32,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:59:32,675 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:59:32,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:59:32,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:59:32,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:59:32,772 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:59:32,772 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 13:59:32,773 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 13:59:32,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 13:59:32,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 13:59:32,773 INFO L87 Difference]: Start difference. First operand 205 states and 232 transitions. Second operand 10 states. [2018-11-18 13:59:33,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:59:33,167 INFO L93 Difference]: Finished difference Result 658 states and 812 transitions. [2018-11-18 13:59:33,168 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 13:59:33,168 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 80 [2018-11-18 13:59:33,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:59:33,172 INFO L225 Difference]: With dead ends: 658 [2018-11-18 13:59:33,172 INFO L226 Difference]: Without dead ends: 477 [2018-11-18 13:59:33,173 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-18 13:59:33,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 477 states. [2018-11-18 13:59:33,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 477 to 467. [2018-11-18 13:59:33,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 467 states. [2018-11-18 13:59:33,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 467 states and 547 transitions. [2018-11-18 13:59:33,204 INFO L78 Accepts]: Start accepts. Automaton has 467 states and 547 transitions. Word has length 80 [2018-11-18 13:59:33,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:59:33,205 INFO L480 AbstractCegarLoop]: Abstraction has 467 states and 547 transitions. [2018-11-18 13:59:33,205 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 13:59:33,205 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 547 transitions. [2018-11-18 13:59:33,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 13:59:33,207 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:59:33,208 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:59:33,208 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:59:33,208 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:59:33,208 INFO L82 PathProgramCache]: Analyzing trace with hash 1056562293, now seen corresponding path program 1 times [2018-11-18 13:59:33,208 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:59:33,208 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:59:33,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:59:33,209 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:59:33,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:59:33,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:59:33,298 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 13:59:33,298 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:59:33,299 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a1bad98a-ab6c-4780-8805-1d644e1fa857/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:59:33,306 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:59:33,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:59:33,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:59:33,482 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:59:33,499 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 13:59:33,499 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [6] total 12 [2018-11-18 13:59:33,500 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-18 13:59:33,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-18 13:59:33,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2018-11-18 13:59:33,500 INFO L87 Difference]: Start difference. First operand 467 states and 547 transitions. Second operand 12 states. [2018-11-18 13:59:34,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:59:34,697 INFO L93 Difference]: Finished difference Result 1359 states and 1777 transitions. [2018-11-18 13:59:34,697 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-18 13:59:34,697 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 136 [2018-11-18 13:59:34,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:59:34,702 INFO L225 Difference]: With dead ends: 1359 [2018-11-18 13:59:34,702 INFO L226 Difference]: Without dead ends: 916 [2018-11-18 13:59:34,704 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=162, Invalid=650, Unknown=0, NotChecked=0, Total=812 [2018-11-18 13:59:34,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 916 states. [2018-11-18 13:59:34,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 916 to 833. [2018-11-18 13:59:34,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 833 states. [2018-11-18 13:59:34,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 833 states and 1014 transitions. [2018-11-18 13:59:34,757 INFO L78 Accepts]: Start accepts. Automaton has 833 states and 1014 transitions. Word has length 136 [2018-11-18 13:59:34,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:59:34,758 INFO L480 AbstractCegarLoop]: Abstraction has 833 states and 1014 transitions. [2018-11-18 13:59:34,758 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-18 13:59:34,758 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1014 transitions. [2018-11-18 13:59:34,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 13:59:34,760 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:59:34,760 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:59:34,760 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:59:34,761 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:59:34,761 INFO L82 PathProgramCache]: Analyzing trace with hash 1087154065, now seen corresponding path program 1 times [2018-11-18 13:59:34,761 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:59:34,761 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:59:34,762 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:59:34,762 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:59:34,762 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:59:34,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:59:34,882 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 13:59:34,882 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:59:34,882 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a1bad98a-ab6c-4780-8805-1d644e1fa857/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:59:34,891 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:59:34,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:59:34,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:59:35,048 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 13:59:35,074 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 13:59:35,075 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2018-11-18 13:59:35,075 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-18 13:59:35,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-18 13:59:35,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-11-18 13:59:35,076 INFO L87 Difference]: Start difference. First operand 833 states and 1014 transitions. Second operand 11 states. [2018-11-18 13:59:35,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:59:35,140 INFO L93 Difference]: Finished difference Result 1507 states and 1870 transitions. [2018-11-18 13:59:35,142 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 13:59:35,142 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 132 [2018-11-18 13:59:35,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:59:35,145 INFO L225 Difference]: With dead ends: 1507 [2018-11-18 13:59:35,145 INFO L226 Difference]: Without dead ends: 698 [2018-11-18 13:59:35,148 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-11-18 13:59:35,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 698 states. [2018-11-18 13:59:35,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 698 to 698. [2018-11-18 13:59:35,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 698 states. [2018-11-18 13:59:35,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 698 states and 836 transitions. [2018-11-18 13:59:35,187 INFO L78 Accepts]: Start accepts. Automaton has 698 states and 836 transitions. Word has length 132 [2018-11-18 13:59:35,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:59:35,187 INFO L480 AbstractCegarLoop]: Abstraction has 698 states and 836 transitions. [2018-11-18 13:59:35,187 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-18 13:59:35,187 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 836 transitions. [2018-11-18 13:59:35,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 13:59:35,189 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:59:35,189 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:59:35,189 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:59:35,189 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:59:35,189 INFO L82 PathProgramCache]: Analyzing trace with hash -1210518024, now seen corresponding path program 1 times [2018-11-18 13:59:35,190 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:59:35,190 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:59:35,190 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:59:35,191 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:59:35,191 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:59:35,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:59:35,271 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 13:59:35,271 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:59:35,271 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 13:59:35,271 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 13:59:35,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 13:59:35,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 13:59:35,272 INFO L87 Difference]: Start difference. First operand 698 states and 836 transitions. Second operand 6 states. [2018-11-18 13:59:35,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:59:35,321 INFO L93 Difference]: Finished difference Result 1323 states and 1607 transitions. [2018-11-18 13:59:35,322 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 13:59:35,322 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 136 [2018-11-18 13:59:35,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:59:35,325 INFO L225 Difference]: With dead ends: 1323 [2018-11-18 13:59:35,325 INFO L226 Difference]: Without dead ends: 713 [2018-11-18 13:59:35,327 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 13:59:35,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 713 states. [2018-11-18 13:59:35,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 713 to 713. [2018-11-18 13:59:35,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 713 states. [2018-11-18 13:59:35,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 713 states and 851 transitions. [2018-11-18 13:59:35,363 INFO L78 Accepts]: Start accepts. Automaton has 713 states and 851 transitions. Word has length 136 [2018-11-18 13:59:35,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:59:35,364 INFO L480 AbstractCegarLoop]: Abstraction has 713 states and 851 transitions. [2018-11-18 13:59:35,364 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 13:59:35,364 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 851 transitions. [2018-11-18 13:59:35,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 13:59:35,365 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:59:35,365 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:59:35,366 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:59:35,366 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:59:35,366 INFO L82 PathProgramCache]: Analyzing trace with hash -1719991114, now seen corresponding path program 1 times [2018-11-18 13:59:35,366 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:59:35,366 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:59:35,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:59:35,367 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:59:35,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:59:35,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:59:35,445 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 13:59:35,445 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:59:35,445 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 13:59:35,445 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 13:59:35,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 13:59:35,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 13:59:35,446 INFO L87 Difference]: Start difference. First operand 713 states and 851 transitions. Second operand 6 states. [2018-11-18 13:59:35,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:59:35,609 INFO L93 Difference]: Finished difference Result 730 states and 870 transitions. [2018-11-18 13:59:35,610 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 13:59:35,610 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 136 [2018-11-18 13:59:35,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:59:35,613 INFO L225 Difference]: With dead ends: 730 [2018-11-18 13:59:35,613 INFO L226 Difference]: Without dead ends: 727 [2018-11-18 13:59:35,614 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 13:59:35,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 727 states. [2018-11-18 13:59:35,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 727 to 713. [2018-11-18 13:59:35,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 713 states. [2018-11-18 13:59:35,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 713 states and 847 transitions. [2018-11-18 13:59:35,648 INFO L78 Accepts]: Start accepts. Automaton has 713 states and 847 transitions. Word has length 136 [2018-11-18 13:59:35,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:59:35,648 INFO L480 AbstractCegarLoop]: Abstraction has 713 states and 847 transitions. [2018-11-18 13:59:35,648 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 13:59:35,648 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 847 transitions. [2018-11-18 13:59:35,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-18 13:59:35,650 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:59:35,650 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:59:35,650 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:59:35,650 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:59:35,650 INFO L82 PathProgramCache]: Analyzing trace with hash 858200106, now seen corresponding path program 1 times [2018-11-18 13:59:35,650 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:59:35,651 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:59:35,651 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:59:35,651 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:59:35,651 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:59:35,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:59:35,779 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 13:59:35,779 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:59:35,779 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a1bad98a-ab6c-4780-8805-1d644e1fa857/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 [2018-11-18 13:59:35,792 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:59:35,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:59:35,880 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:59:35,950 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:59:35,966 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 13:59:35,966 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 14 [2018-11-18 13:59:35,967 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-18 13:59:35,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-18 13:59:35,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2018-11-18 13:59:35,967 INFO L87 Difference]: Start difference. First operand 713 states and 847 transitions. Second operand 14 states. [2018-11-18 13:59:36,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:59:36,867 INFO L93 Difference]: Finished difference Result 1426 states and 1778 transitions. [2018-11-18 13:59:36,867 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-18 13:59:36,867 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 140 [2018-11-18 13:59:36,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:59:36,870 INFO L225 Difference]: With dead ends: 1426 [2018-11-18 13:59:36,870 INFO L226 Difference]: Without dead ends: 801 [2018-11-18 13:59:36,871 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 143 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=173, Invalid=529, Unknown=0, NotChecked=0, Total=702 [2018-11-18 13:59:36,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2018-11-18 13:59:36,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 695. [2018-11-18 13:59:36,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 695 states. [2018-11-18 13:59:36,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 695 states and 825 transitions. [2018-11-18 13:59:36,896 INFO L78 Accepts]: Start accepts. Automaton has 695 states and 825 transitions. Word has length 140 [2018-11-18 13:59:36,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:59:36,896 INFO L480 AbstractCegarLoop]: Abstraction has 695 states and 825 transitions. [2018-11-18 13:59:36,896 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-18 13:59:36,896 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 825 transitions. [2018-11-18 13:59:36,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-18 13:59:36,898 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:59:36,898 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:59:36,898 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:59:36,898 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:59:36,898 INFO L82 PathProgramCache]: Analyzing trace with hash -2065640435, now seen corresponding path program 2 times [2018-11-18 13:59:36,899 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:59:36,899 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:59:36,899 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:59:36,899 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:59:36,899 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:59:36,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:59:36,983 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 47 proven. 12 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 13:59:36,984 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:59:36,984 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a1bad98a-ab6c-4780-8805-1d644e1fa857/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:59:36,991 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-18 13:59:37,115 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-18 13:59:37,115 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 13:59:37,121 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:59:37,248 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 13:59:37,265 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 13:59:37,265 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [8] total 14 [2018-11-18 13:59:37,266 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-18 13:59:37,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-18 13:59:37,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-11-18 13:59:37,266 INFO L87 Difference]: Start difference. First operand 695 states and 825 transitions. Second operand 14 states. [2018-11-18 13:59:38,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:59:38,538 INFO L93 Difference]: Finished difference Result 1684 states and 2042 transitions. [2018-11-18 13:59:38,538 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-18 13:59:38,538 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 195 [2018-11-18 13:59:38,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:59:38,542 INFO L225 Difference]: With dead ends: 1684 [2018-11-18 13:59:38,542 INFO L226 Difference]: Without dead ends: 1075 [2018-11-18 13:59:38,544 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=164, Invalid=538, Unknown=0, NotChecked=0, Total=702 [2018-11-18 13:59:38,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1075 states. [2018-11-18 13:59:38,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1075 to 998. [2018-11-18 13:59:38,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 998 states. [2018-11-18 13:59:38,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 998 states and 1158 transitions. [2018-11-18 13:59:38,577 INFO L78 Accepts]: Start accepts. Automaton has 998 states and 1158 transitions. Word has length 195 [2018-11-18 13:59:38,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:59:38,577 INFO L480 AbstractCegarLoop]: Abstraction has 998 states and 1158 transitions. [2018-11-18 13:59:38,577 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-18 13:59:38,577 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1158 transitions. [2018-11-18 13:59:38,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-18 13:59:38,579 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:59:38,579 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:59:38,579 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:59:38,579 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:59:38,579 INFO L82 PathProgramCache]: Analyzing trace with hash 1643050639, now seen corresponding path program 1 times [2018-11-18 13:59:38,580 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:59:38,580 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:59:38,580 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:59:38,580 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 13:59:38,580 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:59:38,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:59:38,649 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 43 proven. 8 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-18 13:59:38,649 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:59:38,649 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a1bad98a-ab6c-4780-8805-1d644e1fa857/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:59:38,656 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:59:38,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:59:38,728 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:59:38,809 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 13:59:38,826 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 13:59:38,826 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2018-11-18 13:59:38,826 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-18 13:59:38,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-18 13:59:38,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-18 13:59:38,827 INFO L87 Difference]: Start difference. First operand 998 states and 1158 transitions. Second operand 13 states. [2018-11-18 13:59:38,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:59:38,883 INFO L93 Difference]: Finished difference Result 1344 states and 1557 transitions. [2018-11-18 13:59:38,883 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 13:59:38,884 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 195 [2018-11-18 13:59:38,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:59:38,884 INFO L225 Difference]: With dead ends: 1344 [2018-11-18 13:59:38,884 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 13:59:38,887 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-11-18 13:59:38,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 13:59:38,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 13:59:38,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 13:59:38,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 13:59:38,887 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 195 [2018-11-18 13:59:38,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:59:38,888 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 13:59:38,888 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-18 13:59:38,888 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 13:59:38,888 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 13:59:38,892 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 13:59:39,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,039 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,211 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:59:39,473 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 32 [2018-11-18 13:59:40,502 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2018-11-18 13:59:40,502 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2018-11-18 13:59:40,502 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-18 13:59:40,502 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 117 138) no Hoare annotation was computed. [2018-11-18 13:59:40,502 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2018-11-18 13:59:40,502 INFO L425 ceAbstractionStarter]: For program point L117-3(lines 117 138) no Hoare annotation was computed. [2018-11-18 13:59:40,502 INFO L425 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2018-11-18 13:59:40,502 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2018-11-18 13:59:40,502 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2018-11-18 13:59:40,502 INFO L425 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2018-11-18 13:59:40,502 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2018-11-18 13:59:40,502 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2018-11-18 13:59:40,502 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 174 199) no Hoare annotation was computed. [2018-11-18 13:59:40,502 INFO L425 ceAbstractionStarter]: For program point L174-3(lines 174 199) no Hoare annotation was computed. [2018-11-18 13:59:40,502 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2018-11-18 13:59:40,502 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-18 13:59:40,503 INFO L425 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2018-11-18 13:59:40,503 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2018-11-18 13:59:40,503 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 13:59:40,503 INFO L425 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2018-11-18 13:59:40,503 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 566 572) the Hoare annotation is: true [2018-11-18 13:59:40,503 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 566 572) no Hoare annotation was computed. [2018-11-18 13:59:40,503 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 573 581) no Hoare annotation was computed. [2018-11-18 13:59:40,503 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 573 581) the Hoare annotation is: true [2018-11-18 13:59:40,503 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 573 581) no Hoare annotation was computed. [2018-11-18 13:59:40,503 INFO L425 ceAbstractionStarter]: For program point L417(lines 417 430) no Hoare annotation was computed. [2018-11-18 13:59:40,503 INFO L425 ceAbstractionStarter]: For program point L417-1(lines 409 433) no Hoare annotation was computed. [2018-11-18 13:59:40,503 INFO L428 ceAbstractionStarter]: At program point L415(line 415) the Hoare annotation is: true [2018-11-18 13:59:40,503 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 409 433) the Hoare annotation is: true [2018-11-18 13:59:40,503 INFO L425 ceAbstractionStarter]: For program point L415-1(line 415) no Hoare annotation was computed. [2018-11-18 13:59:40,503 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 409 433) no Hoare annotation was computed. [2018-11-18 13:59:40,503 INFO L421 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 ~pumpRunning~0)) (< ~waterLevel~0 1) .cse0) (or (< ~waterLevel~0 2) .cse0))) [2018-11-18 13:59:40,503 INFO L425 ceAbstractionStarter]: For program point L421(lines 421 427) no Hoare annotation was computed. [2018-11-18 13:59:40,503 INFO L421 ceAbstractionStarter]: At program point L419(line 419) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 ~pumpRunning~0)) (< ~waterLevel~0 1) .cse0) (or (< ~waterLevel~0 2) .cse0))) [2018-11-18 13:59:40,503 INFO L425 ceAbstractionStarter]: For program point L419-1(line 419) no Hoare annotation was computed. [2018-11-18 13:59:40,504 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 515 537) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 13:59:40,504 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 515 537) no Hoare annotation was computed. [2018-11-18 13:59:40,504 INFO L421 ceAbstractionStarter]: At program point L527(line 527) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~4 ~waterLevel~0) (= ~systemActive~0 1) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 13:59:40,504 INFO L421 ceAbstractionStarter]: At program point L527-1(line 527) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~4 ~waterLevel~0) (= ~systemActive~0 1) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 13:59:40,504 INFO L425 ceAbstractionStarter]: For program point L525(lines 525 532) no Hoare annotation was computed. [2018-11-18 13:59:40,504 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 515 537) no Hoare annotation was computed. [2018-11-18 13:59:40,504 INFO L425 ceAbstractionStarter]: For program point L525-1(lines 525 532) no Hoare annotation was computed. [2018-11-18 13:59:40,504 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-18 13:59:40,504 INFO L421 ceAbstractionStarter]: At program point L522(line 522) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 13:59:40,504 INFO L421 ceAbstractionStarter]: At program point L521(line 521) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 13:59:40,504 INFO L421 ceAbstractionStarter]: At program point L521-1(line 521) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 13:59:40,504 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-18 13:59:40,504 INFO L425 ceAbstractionStarter]: For program point L480(line 480) no Hoare annotation was computed. [2018-11-18 13:59:40,504 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 470 493) no Hoare annotation was computed. [2018-11-18 13:59:40,504 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-18 13:59:40,504 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-18 13:59:40,505 INFO L425 ceAbstractionStarter]: For program point L477(line 477) no Hoare annotation was computed. [2018-11-18 13:59:40,505 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 470 493) no Hoare annotation was computed. [2018-11-18 13:59:40,505 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-18 13:59:40,505 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 470 493) no Hoare annotation was computed. [2018-11-18 13:59:40,505 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-18 13:59:40,505 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-18 13:59:40,505 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-18 13:59:40,505 INFO L425 ceAbstractionStarter]: For program point L486(line 486) no Hoare annotation was computed. [2018-11-18 13:59:40,505 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-18 13:59:40,505 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-18 13:59:40,505 INFO L425 ceAbstractionStarter]: For program point L483(line 483) no Hoare annotation was computed. [2018-11-18 13:59:40,505 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-18 13:59:40,505 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 807 815) no Hoare annotation was computed. [2018-11-18 13:59:40,505 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 807 815) the Hoare annotation is: true [2018-11-18 13:59:40,506 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 807 815) no Hoare annotation was computed. [2018-11-18 13:59:40,506 INFO L425 ceAbstractionStarter]: For program point L880(lines 880 884) no Hoare annotation was computed. [2018-11-18 13:59:40,506 INFO L428 ceAbstractionStarter]: At program point L878(line 878) the Hoare annotation is: true [2018-11-18 13:59:40,506 INFO L425 ceAbstractionStarter]: For program point L880-2(lines 880 884) no Hoare annotation was computed. [2018-11-18 13:59:40,506 INFO L425 ceAbstractionStarter]: For program point L878-1(line 878) no Hoare annotation was computed. [2018-11-18 13:59:40,506 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 871 889) the Hoare annotation is: true [2018-11-18 13:59:40,506 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 871 889) no Hoare annotation was computed. [2018-11-18 13:59:40,506 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 871 889) no Hoare annotation was computed. [2018-11-18 13:59:40,506 INFO L425 ceAbstractionStarter]: For program point L835-2(lines 835 843) no Hoare annotation was computed. [2018-11-18 13:59:40,506 INFO L425 ceAbstractionStarter]: For program point L823(lines 823 831) no Hoare annotation was computed. [2018-11-18 13:59:40,506 INFO L425 ceAbstractionStarter]: For program point L823-2(lines 823 831) no Hoare annotation was computed. [2018-11-18 13:59:40,506 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 816 851) no Hoare annotation was computed. [2018-11-18 13:59:40,506 INFO L425 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2018-11-18 13:59:40,507 INFO L425 ceAbstractionStarter]: For program point L846-1(line 846) no Hoare annotation was computed. [2018-11-18 13:59:40,507 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 816 851) no Hoare annotation was computed. [2018-11-18 13:59:40,507 INFO L425 ceAbstractionStarter]: For program point L835(lines 835 843) no Hoare annotation was computed. [2018-11-18 13:59:40,507 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 816 851) no Hoare annotation was computed. [2018-11-18 13:59:40,507 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 559 565) no Hoare annotation was computed. [2018-11-18 13:59:40,507 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 559 565) the Hoare annotation is: true [2018-11-18 13:59:40,507 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2018-11-18 13:59:40,507 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2018-11-18 13:59:40,507 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2018-11-18 13:59:40,507 INFO L425 ceAbstractionStarter]: For program point L379(lines 379 386) no Hoare annotation was computed. [2018-11-18 13:59:40,507 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2018-11-18 13:59:40,507 INFO L425 ceAbstractionStarter]: For program point L373(lines 373 393) no Hoare annotation was computed. [2018-11-18 13:59:40,507 INFO L425 ceAbstractionStarter]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2018-11-18 13:59:40,507 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2018-11-18 13:59:40,507 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2018-11-18 13:59:40,508 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 502 511) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 13:59:40,508 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 502 511) no Hoare annotation was computed. [2018-11-18 13:59:40,508 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 502 511) no Hoare annotation was computed. [2018-11-18 13:59:40,508 INFO L425 ceAbstractionStarter]: For program point L801(line 801) no Hoare annotation was computed. [2018-11-18 13:59:40,508 INFO L425 ceAbstractionStarter]: For program point L801-1(line 801) no Hoare annotation was computed. [2018-11-18 13:59:40,508 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 796 806) no Hoare annotation was computed. [2018-11-18 13:59:40,508 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 796 806) no Hoare annotation was computed. [2018-11-18 13:59:40,508 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 796 806) no Hoare annotation was computed. [2018-11-18 13:59:40,508 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 788 795) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 1) (= |old(~pumpRunning~0)| 0) (not (= ~systemActive~0 1))) [2018-11-18 13:59:40,508 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 788 795) no Hoare annotation was computed. [2018-11-18 13:59:40,508 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 788 795) no Hoare annotation was computed. [2018-11-18 13:59:40,508 INFO L425 ceAbstractionStarter]: For program point L671(lines 671 677) no Hoare annotation was computed. [2018-11-18 13:59:40,508 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 667 680) no Hoare annotation was computed. [2018-11-18 13:59:40,509 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 667 680) the Hoare annotation is: true [2018-11-18 13:59:40,509 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 667 680) no Hoare annotation was computed. [2018-11-18 13:59:40,509 INFO L421 ceAbstractionStarter]: At program point L769(line 769) the Hoare annotation is: (or (< ~waterLevel~0 1) (not (= ~systemActive~0 1))) [2018-11-18 13:59:40,509 INFO L421 ceAbstractionStarter]: At program point L765(line 765) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse1 (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= processEnvironment_~tmp~6 1))))) [2018-11-18 13:59:40,509 INFO L425 ceAbstractionStarter]: For program point L763(lines 763 771) no Hoare annotation was computed. [2018-11-18 13:59:40,509 INFO L421 ceAbstractionStarter]: At program point L761(line 761) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse0 .cse1))) [2018-11-18 13:59:40,509 INFO L425 ceAbstractionStarter]: For program point L761-1(line 761) no Hoare annotation was computed. [2018-11-18 13:59:40,509 INFO L425 ceAbstractionStarter]: For program point L759(lines 759 776) no Hoare annotation was computed. [2018-11-18 13:59:40,509 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 755 779) no Hoare annotation was computed. [2018-11-18 13:59:40,509 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 755 779) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 1) (not (= ~systemActive~0 1))) [2018-11-18 13:59:40,509 INFO L421 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (= |old(~pumpRunning~0)| 0) .cse1) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse0 .cse1))) [2018-11-18 13:59:40,510 INFO L425 ceAbstractionStarter]: For program point L774-1(lines 755 779) no Hoare annotation was computed. [2018-11-18 13:59:40,510 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 721 727) no Hoare annotation was computed. [2018-11-18 13:59:40,510 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 721 727) the Hoare annotation is: true [2018-11-18 13:59:40,510 INFO L425 ceAbstractionStarter]: For program point L929(lines 929 935) no Hoare annotation was computed. [2018-11-18 13:59:40,510 INFO L425 ceAbstractionStarter]: For program point L929-1(lines 929 935) no Hoare annotation was computed. [2018-11-18 13:59:40,510 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 899 964) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 13:59:40,510 INFO L421 ceAbstractionStarter]: At program point L954(lines 909 956) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0 .cse1) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 13:59:40,510 INFO L421 ceAbstractionStarter]: At program point L921(line 921) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 13:59:40,510 INFO L425 ceAbstractionStarter]: For program point L919(lines 919 925) no Hoare annotation was computed. [2018-11-18 13:59:40,510 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 899 964) no Hoare annotation was computed. [2018-11-18 13:59:40,510 INFO L425 ceAbstractionStarter]: For program point L919-1(lines 919 925) no Hoare annotation was computed. [2018-11-18 13:59:40,511 INFO L425 ceAbstractionStarter]: For program point L911(lines 911 915) no Hoare annotation was computed. [2018-11-18 13:59:40,511 INFO L425 ceAbstractionStarter]: For program point L909-1(lines 909 956) no Hoare annotation was computed. [2018-11-18 13:59:40,511 INFO L421 ceAbstractionStarter]: At program point L957(lines 908 958) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 13:59:40,511 INFO L425 ceAbstractionStarter]: For program point L947(lines 947 951) no Hoare annotation was computed. [2018-11-18 13:59:40,511 INFO L421 ceAbstractionStarter]: At program point L947-2(lines 939 952) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 13:59:40,511 INFO L425 ceAbstractionStarter]: For program point L910(lines 909 956) no Hoare annotation was computed. [2018-11-18 13:59:40,511 INFO L421 ceAbstractionStarter]: At program point L941(line 941) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 13:59:40,511 INFO L425 ceAbstractionStarter]: For program point L939(lines 939 952) no Hoare annotation was computed. [2018-11-18 13:59:40,511 INFO L421 ceAbstractionStarter]: At program point L931(line 931) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 13:59:40,511 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 899 964) no Hoare annotation was computed. [2018-11-18 13:59:40,511 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2018-11-18 13:59:40,512 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2018-11-18 13:59:40,512 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2018-11-18 13:59:40,512 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 340) no Hoare annotation was computed. [2018-11-18 13:59:40,512 INFO L425 ceAbstractionStarter]: For program point L327(lines 327 347) no Hoare annotation was computed. [2018-11-18 13:59:40,512 INFO L425 ceAbstractionStarter]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2018-11-18 13:59:40,512 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 681 689) no Hoare annotation was computed. [2018-11-18 13:59:40,512 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 681 689) the Hoare annotation is: true [2018-11-18 13:59:40,512 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 681 689) no Hoare annotation was computed. [2018-11-18 13:59:40,512 INFO L425 ceAbstractionStarter]: For program point L643-2(lines 643 651) no Hoare annotation was computed. [2018-11-18 13:59:40,512 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 635 657) no Hoare annotation was computed. [2018-11-18 13:59:40,512 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 635 657) no Hoare annotation was computed. [2018-11-18 13:59:40,512 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 635 657) no Hoare annotation was computed. [2018-11-18 13:59:40,512 INFO L425 ceAbstractionStarter]: For program point L643(lines 643 651) no Hoare annotation was computed. [2018-11-18 13:59:40,512 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2018-11-18 13:59:40,513 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2018-11-18 13:59:40,513 INFO L425 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2018-11-18 13:59:40,513 INFO L425 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2018-11-18 13:59:40,513 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2018-11-18 13:59:40,513 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 309) no Hoare annotation was computed. [2018-11-18 13:59:40,513 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2018-11-18 13:59:40,513 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2018-11-18 13:59:40,513 INFO L425 ceAbstractionStarter]: For program point L259-1(lines 259 279) no Hoare annotation was computed. [2018-11-18 13:59:40,513 INFO L425 ceAbstractionStarter]: For program point L259-3(lines 259 279) no Hoare annotation was computed. [2018-11-18 13:59:40,513 INFO L425 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2018-11-18 13:59:40,513 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2018-11-18 13:59:40,513 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2018-11-18 13:59:40,513 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 306) no Hoare annotation was computed. [2018-11-18 13:59:40,513 INFO L425 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2018-11-18 13:59:40,514 INFO L425 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2018-11-18 13:59:40,514 INFO L425 ceAbstractionStarter]: For program point L291-1(line 291) no Hoare annotation was computed. [2018-11-18 13:59:40,514 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 549 558) no Hoare annotation was computed. [2018-11-18 13:59:40,514 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 549 558) no Hoare annotation was computed. [2018-11-18 13:59:40,514 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 549 558) no Hoare annotation was computed. [2018-11-18 13:59:40,514 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:59:40,514 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 13:59:40,514 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:59:40,514 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 780 787) no Hoare annotation was computed. [2018-11-18 13:59:40,514 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 780 787) no Hoare annotation was computed. [2018-11-18 13:59:40,514 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 780 787) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 2) (not (= ~systemActive~0 1))) [2018-11-18 13:59:40,514 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 658 666) the Hoare annotation is: true [2018-11-18 13:59:40,514 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 658 666) no Hoare annotation was computed. [2018-11-18 13:59:40,515 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 658 666) no Hoare annotation was computed. [2018-11-18 13:59:40,515 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 852 870) no Hoare annotation was computed. [2018-11-18 13:59:40,515 INFO L425 ceAbstractionStarter]: For program point L861(lines 861 865) no Hoare annotation was computed. [2018-11-18 13:59:40,515 INFO L428 ceAbstractionStarter]: At program point L859(line 859) the Hoare annotation is: true [2018-11-18 13:59:40,515 INFO L425 ceAbstractionStarter]: For program point L861-2(lines 861 865) no Hoare annotation was computed. [2018-11-18 13:59:40,515 INFO L425 ceAbstractionStarter]: For program point L859-1(line 859) no Hoare annotation was computed. [2018-11-18 13:59:40,515 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 852 870) the Hoare annotation is: true [2018-11-18 13:59:40,515 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 852 870) no Hoare annotation was computed. [2018-11-18 13:59:40,515 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:59:40,515 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 13:59:40,515 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:59:40,515 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 614 625) the Hoare annotation is: true [2018-11-18 13:59:40,515 INFO L425 ceAbstractionStarter]: For program point L618-1(lines 614 625) no Hoare annotation was computed. [2018-11-18 13:59:40,515 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 614 625) no Hoare annotation was computed. [2018-11-18 13:59:40,516 INFO L421 ceAbstractionStarter]: At program point L703(line 703) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (< |old(~waterLevel~0)| 2) .cse0)) (or (not (= 0 |old(~pumpRunning~0)|)) (< |old(~waterLevel~0)| 1) .cse0))) [2018-11-18 13:59:40,516 INFO L425 ceAbstractionStarter]: For program point L701(lines 700 719) no Hoare annotation was computed. [2018-11-18 13:59:40,516 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 697 720) the Hoare annotation is: (let ((.cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (or (< |old(~waterLevel~0)| 2) .cse1)) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (< |old(~waterLevel~0)| 1) .cse1))) [2018-11-18 13:59:40,516 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 697 720) no Hoare annotation was computed. [2018-11-18 13:59:40,516 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 697 720) no Hoare annotation was computed. [2018-11-18 13:59:40,516 INFO L421 ceAbstractionStarter]: At program point L710(line 710) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse0) (< |old(~waterLevel~0)| 1) .cse1) (or (let ((.cse2 (+ ~waterLevel~0 1))) (and (<= .cse2 |old(~waterLevel~0)|) (<= |old(~waterLevel~0)| .cse2) .cse0)) (and (= 0 ~pumpRunning~0) .cse0) (or (< |old(~waterLevel~0)| 2) .cse1)))) [2018-11-18 13:59:40,516 INFO L421 ceAbstractionStarter]: At program point L708(lines 708 714) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (not (= ~systemActive~0 1)))) (and (or (<= 2 |old(~waterLevel~0)|) (not (= 0 |old(~pumpRunning~0)|)) (< |old(~waterLevel~0)| 1) .cse0 (and .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or .cse1 (let ((.cse2 (+ ~waterLevel~0 1))) (and (<= .cse2 |old(~waterLevel~0)|) (not (= |old(~pumpRunning~0)| 0)) (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| .cse2))) (or (< |old(~waterLevel~0)| 2) .cse0)))) [2018-11-18 13:59:40,516 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-18 13:59:40,516 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 437 466) no Hoare annotation was computed. [2018-11-18 13:59:40,516 INFO L425 ceAbstractionStarter]: For program point L451(lines 451 455) no Hoare annotation was computed. [2018-11-18 13:59:40,517 INFO L428 ceAbstractionStarter]: At program point L451-1(lines 451 455) the Hoare annotation is: true [2018-11-18 13:59:40,517 INFO L425 ceAbstractionStarter]: For program point L447-1(lines 447 461) no Hoare annotation was computed. [2018-11-18 13:59:40,517 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 437 466) the Hoare annotation is: true [2018-11-18 13:59:40,517 INFO L428 ceAbstractionStarter]: At program point L447-3(lines 447 461) the Hoare annotation is: true [2018-11-18 13:59:40,517 INFO L428 ceAbstractionStarter]: At program point L443(line 443) the Hoare annotation is: true [2018-11-18 13:59:40,517 INFO L425 ceAbstractionStarter]: For program point L443-1(line 443) no Hoare annotation was computed. [2018-11-18 13:59:40,517 INFO L428 ceAbstractionStarter]: At program point L462(lines 437 466) the Hoare annotation is: true [2018-11-18 13:59:40,517 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-18 13:59:40,517 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 626 634) no Hoare annotation was computed. [2018-11-18 13:59:40,517 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 626 634) no Hoare annotation was computed. [2018-11-18 13:59:40,517 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 626 634) no Hoare annotation was computed. [2018-11-18 13:59:40,517 INFO L425 ceAbstractionStarter]: For program point L594-1(lines 590 601) no Hoare annotation was computed. [2018-11-18 13:59:40,517 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 590 601) the Hoare annotation is: (or (= ~waterLevel~0 |old(~waterLevel~0)|) (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) (< |old(~waterLevel~0)| 2)) [2018-11-18 13:59:40,517 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 590 601) no Hoare annotation was computed. [2018-11-18 13:59:40,518 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 494 500) no Hoare annotation was computed. [2018-11-18 13:59:40,518 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 494 500) the Hoare annotation is: true [2018-11-18 13:59:40,518 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:59:40,518 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) (= ~systemActive~0 1) (< ~waterLevel~0 2)) [2018-11-18 13:59:40,518 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 13:59:40,518 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:59:40,518 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 890 897) no Hoare annotation was computed. [2018-11-18 13:59:40,518 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 890 897) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (not (= |old(~systemActive~0)| 1)))) (and (or .cse0 (or (< ~waterLevel~0 2) .cse1)) (or (not (= 0 ~pumpRunning~0)) .cse0 (< ~waterLevel~0 1) .cse1))) [2018-11-18 13:59:40,518 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 890 897) no Hoare annotation was computed. [2018-11-18 13:59:40,518 INFO L425 ceAbstractionStarter]: For program point L737(lines 737 745) no Hoare annotation was computed. [2018-11-18 13:59:40,518 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 729 753) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 1) (not (= ~systemActive~0 1))) [2018-11-18 13:59:40,518 INFO L421 ceAbstractionStarter]: At program point L735(line 735) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~waterLevel~0 1) (not (= ~systemActive~0 1))) [2018-11-18 13:59:40,519 INFO L425 ceAbstractionStarter]: For program point L735-1(line 735) no Hoare annotation was computed. [2018-11-18 13:59:40,519 INFO L425 ceAbstractionStarter]: For program point L733(lines 733 750) no Hoare annotation was computed. [2018-11-18 13:59:40,519 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 729 753) no Hoare annotation was computed. [2018-11-18 13:59:40,519 INFO L421 ceAbstractionStarter]: At program point L748(line 748) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 1) (not (= ~systemActive~0 1))) [2018-11-18 13:59:40,519 INFO L425 ceAbstractionStarter]: For program point L748-1(lines 729 753) no Hoare annotation was computed. [2018-11-18 13:59:40,519 INFO L421 ceAbstractionStarter]: At program point L743(line 743) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 1) (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-11-18 13:59:40,519 INFO L421 ceAbstractionStarter]: At program point L739(line 739) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< ~waterLevel~0 1) (not (= ~systemActive~0 1))) [2018-11-18 13:59:40,519 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 602 613) no Hoare annotation was computed. [2018-11-18 13:59:40,519 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 602 613) no Hoare annotation was computed. [2018-11-18 13:59:40,519 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 602 613) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 (< |old(~waterLevel~0)| 2) .cse1) (or .cse1 (< |old(~waterLevel~0)| 1) (or (not (= 0 ~pumpRunning~0)) .cse0)))) [2018-11-18 13:59:40,519 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 539 546) no Hoare annotation was computed. [2018-11-18 13:59:40,520 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 543) no Hoare annotation was computed. [2018-11-18 13:59:40,520 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 539 546) the Hoare annotation is: true [2018-11-18 13:59:40,520 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 539 546) no Hoare annotation was computed. [2018-11-18 13:59:40,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 01:59:40 BoogieIcfgContainer [2018-11-18 13:59:40,530 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 13:59:40,530 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:59:40,530 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:59:40,530 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:59:40,531 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:59:31" (3/4) ... [2018-11-18 13:59:40,534 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 13:59:40,540 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 13:59:40,540 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 13:59:40,540 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 13:59:40,540 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 13:59:40,540 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-18 13:59:40,540 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 13:59:40,540 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 13:59:40,540 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 13:59:40,540 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 13:59:40,541 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 13:59:40,541 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 13:59:40,541 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 13:59:40,541 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 13:59:40,541 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 13:59:40,541 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 13:59:40,541 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 13:59:40,541 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 13:59:40,541 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 13:59:40,541 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 13:59:40,541 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 13:59:40,541 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 13:59:40,541 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 13:59:40,542 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 13:59:40,542 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 13:59:40,542 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 13:59:40,542 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 13:59:40,542 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 13:59:40,542 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 13:59:40,542 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 13:59:40,542 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 13:59:40,542 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 13:59:40,542 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 13:59:40,542 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 13:59:40,542 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 13:59:40,542 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 13:59:40,543 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 13:59:40,543 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 13:59:40,543 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 13:59:40,543 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 13:59:40,543 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 13:59:40,550 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2018-11-18 13:59:40,551 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 13:59:40,551 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 13:59:40,570 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == \old(pumpRunning)) || (((0 == pumpRunning && 1 <= waterLevel) && systemActive == 1) && splverifierCounter == 0)) || ((2 <= waterLevel && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 13:59:40,570 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 13:59:40,604 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a1bad98a-ab6c-4780-8805-1d644e1fa857/bin-2019/uautomizer/witness.graphml [2018-11-18 13:59:40,605 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:59:40,606 INFO L168 Benchmark]: Toolchain (without parser) took 10500.03 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 365.4 MB). Free memory was 956.6 MB in the beginning and 1.3 GB in the end (delta: -341.4 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. [2018-11-18 13:59:40,607 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:59:40,607 INFO L168 Benchmark]: CACSL2BoogieTranslator took 347.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -162.2 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-18 13:59:40,607 INFO L168 Benchmark]: Boogie Preprocessor took 58.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 13:59:40,607 INFO L168 Benchmark]: RCFGBuilder took 661.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 85.2 MB). Peak memory consumption was 85.2 MB. Max. memory is 11.5 GB. [2018-11-18 13:59:40,607 INFO L168 Benchmark]: TraceAbstraction took 9353.79 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 235.4 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -280.3 MB). Peak memory consumption was 434.9 MB. Max. memory is 11.5 GB. [2018-11-18 13:59:40,608 INFO L168 Benchmark]: Witness Printer took 74.31 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 11.5 GB. [2018-11-18 13:59:40,609 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 347.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -162.2 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 58.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 661.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 85.2 MB). Peak memory consumption was 85.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9353.79 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 235.4 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -280.3 MB). Peak memory consumption was 434.9 MB. Max. memory is 11.5 GB. * Witness Printer took 74.31 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 543]: 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: 447]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 908]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || (((0 == pumpRunning && 1 <= waterLevel) && systemActive == 1) && splverifierCounter == 0)) || ((2 <= waterLevel && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 244 locations, 1 error locations. SAFE Result, 9.2s OverallTime, 12 OverallIterations, 3 TraceHistogramMax, 4.8s AutomataDifference, 0.0s DeadEndRemovalTime, 1.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 1946 SDtfs, 2171 SDslu, 6182 SDs, 0 SdLazy, 5877 SolverSat, 1168 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 974 GetRequests, 830 SyntacticMatches, 2 SemanticMatches, 142 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 445 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=998occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 310 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 2028 PreInvPairs, 2089 NumberOfFragments, 967 HoareAnnotationTreeSize, 2028 FomulaSimplifications, 4235 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 60 FomulaSimplificationsInter, 6800 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 2161 NumberOfCodeBlocks, 2161 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 2144 ConstructedInterpolants, 0 QuantifiedInterpolants, 450883 SizeOfPredicates, 17 NumberOfNonLiveVariables, 4008 ConjunctsInSsa, 51 ConjunctsInUnsatCore, 17 InterpolantComputations, 11 PerfectInterpolantSequences, 635/676 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...