./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product58_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_1eac67bd-9e1f-4e86-8d17-4b9ea5dda406/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1eac67bd-9e1f-4e86-8d17-4b9ea5dda406/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1eac67bd-9e1f-4e86-8d17-4b9ea5dda406/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1eac67bd-9e1f-4e86-8d17-4b9ea5dda406/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product58_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1eac67bd-9e1f-4e86-8d17-4b9ea5dda406/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1eac67bd-9e1f-4e86-8d17-4b9ea5dda406/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 e8e2fe939766c7a542c760a74550866c5b83d51d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 14:59:39,416 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:59:39,417 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:59:39,423 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:59:39,423 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:59:39,424 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:59:39,425 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:59:39,426 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:59:39,427 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:59:39,428 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:59:39,428 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:59:39,428 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:59:39,433 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:59:39,433 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:59:39,434 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:59:39,434 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:59:39,435 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:59:39,436 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:59:39,441 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:59:39,442 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:59:39,442 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:59:39,443 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:59:39,443 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:59:39,444 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:59:39,444 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:59:39,444 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:59:39,444 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:59:39,445 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:59:39,445 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:59:39,446 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:59:39,446 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:59:39,447 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:59:39,447 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:59:39,447 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:59:39,448 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:59:39,448 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:59:39,448 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1eac67bd-9e1f-4e86-8d17-4b9ea5dda406/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 14:59:39,458 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:59:39,458 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:59:39,458 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:59:39,459 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 14:59:39,459 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:59:39,459 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:59:39,459 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 14:59:39,459 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:59:39,459 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:59:39,460 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:59:39,460 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:59:39,460 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:59:39,460 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:59:39,460 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:59:39,460 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:59:39,460 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:59:39,460 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:59:39,461 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:59:39,461 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:59:39,461 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:59:39,461 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 14:59:39,461 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:59:39,461 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 14:59:39,461 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:59:39,461 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:59:39,462 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:59:39,462 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:59:39,462 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 14:59:39,462 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:59:39,462 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:59:39,462 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_1eac67bd-9e1f-4e86-8d17-4b9ea5dda406/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 -> e8e2fe939766c7a542c760a74550866c5b83d51d [2018-11-18 14:59:39,485 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:59:39,494 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:59:39,497 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:59:39,498 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:59:39,498 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:59:39,499 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1eac67bd-9e1f-4e86-8d17-4b9ea5dda406/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product58_true-unreach-call_false-termination.cil.c [2018-11-18 14:59:39,547 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1eac67bd-9e1f-4e86-8d17-4b9ea5dda406/bin-2019/uautomizer/data/b67946dae/be2d59e924174bae9a3ffbb27c1ed6cc/FLAGa580c0f1b [2018-11-18 14:59:39,914 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:59:39,915 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1eac67bd-9e1f-4e86-8d17-4b9ea5dda406/sv-benchmarks/c/product-lines/minepump_spec5_product58_true-unreach-call_false-termination.cil.c [2018-11-18 14:59:39,926 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1eac67bd-9e1f-4e86-8d17-4b9ea5dda406/bin-2019/uautomizer/data/b67946dae/be2d59e924174bae9a3ffbb27c1ed6cc/FLAGa580c0f1b [2018-11-18 14:59:40,311 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1eac67bd-9e1f-4e86-8d17-4b9ea5dda406/bin-2019/uautomizer/data/b67946dae/be2d59e924174bae9a3ffbb27c1ed6cc [2018-11-18 14:59:40,313 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:59:40,314 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 14:59:40,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:59:40,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:59:40,318 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:59:40,319 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:59:40" (1/1) ... [2018-11-18 14:59:40,321 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b5ed404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:59:40, skipping insertion in model container [2018-11-18 14:59:40,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:59:40" (1/1) ... [2018-11-18 14:59:40,329 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:59:40,361 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:59:40,547 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:59:40,556 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:59:40,655 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:59:40,673 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:59:40,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:59:40 WrapperNode [2018-11-18 14:59:40,674 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:59:40,674 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:59:40,674 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:59:40,674 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:59:40,682 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:59:40" (1/1) ... [2018-11-18 14:59:40,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:59:40" (1/1) ... [2018-11-18 14:59:40,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:59:40" (1/1) ... [2018-11-18 14:59:40,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:59:40" (1/1) ... [2018-11-18 14:59:40,720 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:59:40" (1/1) ... [2018-11-18 14:59:40,727 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:59:40" (1/1) ... [2018-11-18 14:59:40,731 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:59:40" (1/1) ... [2018-11-18 14:59:40,735 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:59:40,736 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:59:40,736 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:59:40,736 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:59:40,737 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:59:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1eac67bd-9e1f-4e86-8d17-4b9ea5dda406/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 14:59:40,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 14:59:40,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:59:40,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 14:59:40,777 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 14:59:40,777 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 14:59:40,777 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 14:59:40,777 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 14:59:40,777 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 14:59:40,777 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 14:59:40,777 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 14:59:40,777 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 14:59:40,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-18 14:59:40,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-18 14:59:40,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-18 14:59:40,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 14:59:40,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 14:59:40,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 14:59:40,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 14:59:40,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 14:59:40,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 14:59:40,779 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 14:59:40,779 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 14:59:40,779 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 14:59:40,779 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 14:59:40,779 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 14:59:40,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 14:59:40,779 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 14:59:40,779 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 14:59:40,779 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 14:59:40,779 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 14:59:40,780 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 14:59:40,780 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-18 14:59:40,780 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 14:59:40,780 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 14:59:40,780 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 14:59:40,780 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 14:59:40,780 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 14:59:40,780 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 14:59:40,780 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 14:59:40,780 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 14:59:40,780 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 14:59:40,781 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 14:59:40,781 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 14:59:40,781 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 14:59:40,781 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 14:59:40,781 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 14:59:40,781 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 14:59:40,781 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 14:59:40,781 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 14:59:40,781 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 14:59:40,781 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 14:59:40,782 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 14:59:40,782 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 14:59:40,782 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 14:59:40,782 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 14:59:40,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:59:40,782 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 14:59:40,782 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 14:59:40,782 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-18 14:59:40,782 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-18 14:59:40,782 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-18 14:59:40,783 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 14:59:40,783 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 14:59:40,783 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 14:59:40,783 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 14:59:40,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 14:59:40,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 14:59:40,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 14:59:40,783 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 14:59:40,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 14:59:40,783 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 14:59:40,784 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 14:59:40,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 14:59:40,784 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 14:59:40,784 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 14:59:40,784 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 14:59:40,784 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 14:59:40,784 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 14:59:40,784 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 14:59:40,784 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 14:59:40,784 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 14:59:40,785 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 14:59:40,785 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 14:59:40,785 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 14:59:40,785 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 14:59:40,785 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 14:59:40,785 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 14:59:40,785 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 14:59:40,785 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 14:59:40,785 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 14:59:40,785 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 14:59:40,786 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 14:59:40,786 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 14:59:40,786 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 14:59:40,786 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 14:59:40,786 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-18 14:59:40,786 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 14:59:40,786 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 14:59:40,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 14:59:40,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:59:40,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 14:59:41,419 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:59:41,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:59:41 BoogieIcfgContainer [2018-11-18 14:59:41,419 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:59:41,420 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 14:59:41,420 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 14:59:41,422 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 14:59:41,422 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 02:59:40" (1/3) ... [2018-11-18 14:59:41,422 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@580ba7eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:59:41, skipping insertion in model container [2018-11-18 14:59:41,422 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:59:40" (2/3) ... [2018-11-18 14:59:41,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@580ba7eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:59:41, skipping insertion in model container [2018-11-18 14:59:41,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:59:41" (3/3) ... [2018-11-18 14:59:41,424 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product58_true-unreach-call_false-termination.cil.c [2018-11-18 14:59:41,430 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 14:59:41,436 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 14:59:41,446 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 14:59:41,467 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 14:59:41,467 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 14:59:41,467 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 14:59:41,467 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 14:59:41,467 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 14:59:41,468 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 14:59:41,468 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 14:59:41,468 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 14:59:41,468 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 14:59:41,484 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states. [2018-11-18 14:59:41,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 14:59:41,490 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:59:41,491 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:59:41,493 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:59:41,497 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:59:41,497 INFO L82 PathProgramCache]: Analyzing trace with hash 1712774954, now seen corresponding path program 1 times [2018-11-18 14:59:41,498 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:59:41,498 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:59:41,528 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:41,528 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:59:41,528 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:41,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:41,702 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 14:59:41,703 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:59:41,704 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 14:59:41,706 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 14:59:41,714 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 14:59:41,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 14:59:41,716 INFO L87 Difference]: Start difference. First operand 202 states. Second operand 2 states. [2018-11-18 14:59:41,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:59:41,745 INFO L93 Difference]: Finished difference Result 314 states and 381 transitions. [2018-11-18 14:59:41,746 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 14:59:41,746 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-18 14:59:41,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:59:41,754 INFO L225 Difference]: With dead ends: 314 [2018-11-18 14:59:41,754 INFO L226 Difference]: Without dead ends: 159 [2018-11-18 14:59:41,758 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 14:59:41,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2018-11-18 14:59:41,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2018-11-18 14:59:41,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2018-11-18 14:59:41,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 184 transitions. [2018-11-18 14:59:41,797 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 184 transitions. Word has length 59 [2018-11-18 14:59:41,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:59:41,797 INFO L480 AbstractCegarLoop]: Abstraction has 159 states and 184 transitions. [2018-11-18 14:59:41,797 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 14:59:41,797 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 184 transitions. [2018-11-18 14:59:41,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 14:59:41,800 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:59:41,800 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:59:41,800 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:59:41,800 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:59:41,800 INFO L82 PathProgramCache]: Analyzing trace with hash 1212722307, now seen corresponding path program 1 times [2018-11-18 14:59:41,800 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:59:41,800 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:59:41,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:41,801 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:59:41,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:41,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:41,907 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 14:59:41,907 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:59:41,907 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:59:41,909 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:59:41,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:59:41,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:59:41,909 INFO L87 Difference]: Start difference. First operand 159 states and 184 transitions. Second operand 3 states. [2018-11-18 14:59:41,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:59:41,930 INFO L93 Difference]: Finished difference Result 257 states and 297 transitions. [2018-11-18 14:59:41,931 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:59:41,931 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-11-18 14:59:41,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:59:41,932 INFO L225 Difference]: With dead ends: 257 [2018-11-18 14:59:41,933 INFO L226 Difference]: Without dead ends: 149 [2018-11-18 14:59:41,934 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 14:59:41,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2018-11-18 14:59:41,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2018-11-18 14:59:41,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2018-11-18 14:59:41,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 171 transitions. [2018-11-18 14:59:41,945 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 171 transitions. Word has length 61 [2018-11-18 14:59:41,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:59:41,946 INFO L480 AbstractCegarLoop]: Abstraction has 149 states and 171 transitions. [2018-11-18 14:59:41,946 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:59:41,946 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 171 transitions. [2018-11-18 14:59:41,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 14:59:41,947 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:59:41,948 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:59:41,948 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:59:41,948 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:59:41,948 INFO L82 PathProgramCache]: Analyzing trace with hash 1200471841, now seen corresponding path program 1 times [2018-11-18 14:59:41,948 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:59:41,949 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:59:41,949 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:41,949 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:59:41,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:41,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:42,064 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 14:59:42,064 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:59:42,065 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 14:59:42,065 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 14:59:42,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 14:59:42,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:59:42,066 INFO L87 Difference]: Start difference. First operand 149 states and 171 transitions. Second operand 7 states. [2018-11-18 14:59:42,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:59:42,392 INFO L93 Difference]: Finished difference Result 270 states and 315 transitions. [2018-11-18 14:59:42,393 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 14:59:42,393 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-11-18 14:59:42,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:59:42,394 INFO L225 Difference]: With dead ends: 270 [2018-11-18 14:59:42,395 INFO L226 Difference]: Without dead ends: 149 [2018-11-18 14:59:42,396 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 14:59:42,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2018-11-18 14:59:42,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2018-11-18 14:59:42,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2018-11-18 14:59:42,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 170 transitions. [2018-11-18 14:59:42,407 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 170 transitions. Word has length 66 [2018-11-18 14:59:42,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:59:42,409 INFO L480 AbstractCegarLoop]: Abstraction has 149 states and 170 transitions. [2018-11-18 14:59:42,409 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 14:59:42,409 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 170 transitions. [2018-11-18 14:59:42,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 14:59:42,411 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:59:42,411 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:59:42,411 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:59:42,412 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:59:42,412 INFO L82 PathProgramCache]: Analyzing trace with hash 1262827531, now seen corresponding path program 1 times [2018-11-18 14:59:42,412 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:59:42,412 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:59:42,413 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:42,413 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:59:42,413 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:42,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:42,503 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 14:59:42,503 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:59:42,503 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 14:59:42,504 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 14:59:42,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 14:59:42,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 14:59:42,505 INFO L87 Difference]: Start difference. First operand 149 states and 170 transitions. Second operand 5 states. [2018-11-18 14:59:42,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:59:42,918 INFO L93 Difference]: Finished difference Result 380 states and 453 transitions. [2018-11-18 14:59:42,918 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 14:59:42,919 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 79 [2018-11-18 14:59:42,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:59:42,921 INFO L225 Difference]: With dead ends: 380 [2018-11-18 14:59:42,921 INFO L226 Difference]: Without dead ends: 259 [2018-11-18 14:59:42,922 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 14:59:42,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2018-11-18 14:59:42,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 239. [2018-11-18 14:59:42,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 239 states. [2018-11-18 14:59:42,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 272 transitions. [2018-11-18 14:59:42,939 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 272 transitions. Word has length 79 [2018-11-18 14:59:42,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:59:42,939 INFO L480 AbstractCegarLoop]: Abstraction has 239 states and 272 transitions. [2018-11-18 14:59:42,939 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 14:59:42,940 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 272 transitions. [2018-11-18 14:59:42,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 14:59:42,941 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:59:42,941 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:59:42,941 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:59:42,941 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:59:42,942 INFO L82 PathProgramCache]: Analyzing trace with hash 1924446362, now seen corresponding path program 1 times [2018-11-18 14:59:42,942 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:59:42,942 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:59:42,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:42,943 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:59:42,943 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:42,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:43,028 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 14:59:43,029 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:59:43,029 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 14:59:43,029 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 14:59:43,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 14:59:43,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 14:59:43,030 INFO L87 Difference]: Start difference. First operand 239 states and 272 transitions. Second operand 8 states. [2018-11-18 14:59:43,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:59:43,063 INFO L93 Difference]: Finished difference Result 457 states and 533 transitions. [2018-11-18 14:59:43,064 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 14:59:43,064 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 93 [2018-11-18 14:59:43,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:59:43,067 INFO L225 Difference]: With dead ends: 457 [2018-11-18 14:59:43,067 INFO L226 Difference]: Without dead ends: 246 [2018-11-18 14:59:43,068 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 14:59:43,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2018-11-18 14:59:43,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 243. [2018-11-18 14:59:43,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243 states. [2018-11-18 14:59:43,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 276 transitions. [2018-11-18 14:59:43,083 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 276 transitions. Word has length 93 [2018-11-18 14:59:43,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:59:43,083 INFO L480 AbstractCegarLoop]: Abstraction has 243 states and 276 transitions. [2018-11-18 14:59:43,083 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 14:59:43,084 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 276 transitions. [2018-11-18 14:59:43,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 14:59:43,085 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:59:43,085 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:59:43,085 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:59:43,085 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:59:43,085 INFO L82 PathProgramCache]: Analyzing trace with hash 1901814108, now seen corresponding path program 1 times [2018-11-18 14:59:43,085 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:59:43,086 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:59:43,086 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:43,086 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:59:43,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:43,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:43,199 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 14:59:43,199 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:59:43,199 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 14:59:43,199 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 14:59:43,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 14:59:43,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:59:43,200 INFO L87 Difference]: Start difference. First operand 243 states and 276 transitions. Second operand 7 states. [2018-11-18 14:59:43,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:59:43,662 INFO L93 Difference]: Finished difference Result 477 states and 558 transitions. [2018-11-18 14:59:43,663 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 14:59:43,663 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 93 [2018-11-18 14:59:43,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:59:43,664 INFO L225 Difference]: With dead ends: 477 [2018-11-18 14:59:43,664 INFO L226 Difference]: Without dead ends: 262 [2018-11-18 14:59:43,665 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-18 14:59:43,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2018-11-18 14:59:43,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 242. [2018-11-18 14:59:43,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2018-11-18 14:59:43,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 273 transitions. [2018-11-18 14:59:43,678 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 273 transitions. Word has length 93 [2018-11-18 14:59:43,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:59:43,679 INFO L480 AbstractCegarLoop]: Abstraction has 242 states and 273 transitions. [2018-11-18 14:59:43,679 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 14:59:43,679 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 273 transitions. [2018-11-18 14:59:43,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 14:59:43,679 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:59:43,679 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:59:43,680 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:59:43,680 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:59:43,680 INFO L82 PathProgramCache]: Analyzing trace with hash 2090276213, now seen corresponding path program 1 times [2018-11-18 14:59:43,680 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:59:43,680 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:59:43,680 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:43,681 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:59:43,681 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:43,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:43,745 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 14:59:43,745 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:59:43,745 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 14:59:43,745 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:59:43,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:59:43,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 14:59:43,746 INFO L87 Difference]: Start difference. First operand 242 states and 273 transitions. Second operand 6 states. [2018-11-18 14:59:43,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:59:43,780 INFO L93 Difference]: Finished difference Result 463 states and 534 transitions. [2018-11-18 14:59:43,780 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 14:59:43,780 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 109 [2018-11-18 14:59:43,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:59:43,782 INFO L225 Difference]: With dead ends: 463 [2018-11-18 14:59:43,782 INFO L226 Difference]: Without dead ends: 249 [2018-11-18 14:59:43,783 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 14:59:43,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2018-11-18 14:59:43,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 247. [2018-11-18 14:59:43,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2018-11-18 14:59:43,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 278 transitions. [2018-11-18 14:59:43,793 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 278 transitions. Word has length 109 [2018-11-18 14:59:43,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:59:43,794 INFO L480 AbstractCegarLoop]: Abstraction has 247 states and 278 transitions. [2018-11-18 14:59:43,794 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:59:43,794 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 278 transitions. [2018-11-18 14:59:43,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 14:59:43,795 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:59:43,795 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:59:43,795 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:59:43,796 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:59:43,796 INFO L82 PathProgramCache]: Analyzing trace with hash -516958510, now seen corresponding path program 1 times [2018-11-18 14:59:43,796 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:59:43,796 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:59:43,797 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:43,797 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:59:43,797 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:43,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:43,876 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 14:59:43,877 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:59:43,877 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 14:59:43,877 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 14:59:43,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 14:59:43,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 14:59:43,878 INFO L87 Difference]: Start difference. First operand 247 states and 278 transitions. Second operand 4 states. [2018-11-18 14:59:44,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:59:44,028 INFO L93 Difference]: Finished difference Result 708 states and 834 transitions. [2018-11-18 14:59:44,029 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 14:59:44,029 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 109 [2018-11-18 14:59:44,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:59:44,030 INFO L225 Difference]: With dead ends: 708 [2018-11-18 14:59:44,030 INFO L226 Difference]: Without dead ends: 489 [2018-11-18 14:59:44,031 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 14:59:44,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 489 states. [2018-11-18 14:59:44,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 489 to 480. [2018-11-18 14:59:44,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 480 states. [2018-11-18 14:59:44,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 555 transitions. [2018-11-18 14:59:44,053 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 555 transitions. Word has length 109 [2018-11-18 14:59:44,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:59:44,053 INFO L480 AbstractCegarLoop]: Abstraction has 480 states and 555 transitions. [2018-11-18 14:59:44,053 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 14:59:44,054 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 555 transitions. [2018-11-18 14:59:44,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 14:59:44,055 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:59:44,055 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:59:44,055 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:59:44,055 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:59:44,056 INFO L82 PathProgramCache]: Analyzing trace with hash -1965689140, now seen corresponding path program 1 times [2018-11-18 14:59:44,056 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:59:44,056 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:59:44,056 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:44,056 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:59:44,057 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:44,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:44,182 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 14:59:44,182 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:59:44,182 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 14:59:44,182 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 14:59:44,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 14:59:44,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-18 14:59:44,183 INFO L87 Difference]: Start difference. First operand 480 states and 555 transitions. Second operand 9 states. [2018-11-18 14:59:44,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:59:44,876 INFO L93 Difference]: Finished difference Result 1267 states and 1528 transitions. [2018-11-18 14:59:44,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 14:59:44,879 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 113 [2018-11-18 14:59:44,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:59:44,883 INFO L225 Difference]: With dead ends: 1267 [2018-11-18 14:59:44,883 INFO L226 Difference]: Without dead ends: 888 [2018-11-18 14:59:44,885 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-18 14:59:44,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 888 states. [2018-11-18 14:59:44,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 888 to 807. [2018-11-18 14:59:44,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 807 states. [2018-11-18 14:59:44,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 807 states and 922 transitions. [2018-11-18 14:59:44,941 INFO L78 Accepts]: Start accepts. Automaton has 807 states and 922 transitions. Word has length 113 [2018-11-18 14:59:44,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:59:44,941 INFO L480 AbstractCegarLoop]: Abstraction has 807 states and 922 transitions. [2018-11-18 14:59:44,941 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 14:59:44,941 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 922 transitions. [2018-11-18 14:59:44,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 14:59:44,943 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:59:44,944 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:59:44,944 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:59:44,944 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:59:44,944 INFO L82 PathProgramCache]: Analyzing trace with hash 249529102, now seen corresponding path program 1 times [2018-11-18 14:59:44,944 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:59:44,944 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:59:44,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:44,945 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:59:44,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:44,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:45,105 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 24 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 14:59:45,105 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:59:45,105 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1eac67bd-9e1f-4e86-8d17-4b9ea5dda406/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 14:59:45,115 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:59:45,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:45,227 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:59:45,395 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 29 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:59:45,423 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 14:59:45,424 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-18 14:59:45,424 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-18 14:59:45,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-18 14:59:45,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-18 14:59:45,425 INFO L87 Difference]: Start difference. First operand 807 states and 922 transitions. Second operand 16 states. [2018-11-18 14:59:46,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:59:46,288 INFO L93 Difference]: Finished difference Result 1831 states and 2168 transitions. [2018-11-18 14:59:46,288 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-11-18 14:59:46,288 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 176 [2018-11-18 14:59:46,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:59:46,291 INFO L225 Difference]: With dead ends: 1831 [2018-11-18 14:59:46,292 INFO L226 Difference]: Without dead ends: 1123 [2018-11-18 14:59:46,293 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=155, Invalid=775, Unknown=0, NotChecked=0, Total=930 [2018-11-18 14:59:46,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1123 states. [2018-11-18 14:59:46,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1123 to 978. [2018-11-18 14:59:46,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 978 states. [2018-11-18 14:59:46,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 978 states and 1127 transitions. [2018-11-18 14:59:46,348 INFO L78 Accepts]: Start accepts. Automaton has 978 states and 1127 transitions. Word has length 176 [2018-11-18 14:59:46,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:59:46,348 INFO L480 AbstractCegarLoop]: Abstraction has 978 states and 1127 transitions. [2018-11-18 14:59:46,348 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-18 14:59:46,348 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1127 transitions. [2018-11-18 14:59:46,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-18 14:59:46,354 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:59:46,354 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-18 14:59:46,354 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:59:46,354 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:59:46,355 INFO L82 PathProgramCache]: Analyzing trace with hash 1169972441, now seen corresponding path program 1 times [2018-11-18 14:59:46,355 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:59:46,355 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:59:46,355 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:46,356 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:59:46,356 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:46,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:46,529 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 102 proven. 16 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2018-11-18 14:59:46,530 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:59:46,530 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1eac67bd-9e1f-4e86-8d17-4b9ea5dda406/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 14:59:46,539 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:59:46,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:46,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:59:46,851 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 220 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 14:59:46,868 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 14:59:46,868 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 12] total 18 [2018-11-18 14:59:46,868 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-18 14:59:46,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-18 14:59:46,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2018-11-18 14:59:46,869 INFO L87 Difference]: Start difference. First operand 978 states and 1127 transitions. Second operand 18 states. [2018-11-18 14:59:48,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:59:48,946 INFO L93 Difference]: Finished difference Result 2602 states and 3167 transitions. [2018-11-18 14:59:48,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-11-18 14:59:48,947 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 311 [2018-11-18 14:59:48,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:59:48,952 INFO L225 Difference]: With dead ends: 2602 [2018-11-18 14:59:48,952 INFO L226 Difference]: Without dead ends: 1414 [2018-11-18 14:59:48,956 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 316 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 317 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=336, Invalid=1304, Unknown=0, NotChecked=0, Total=1640 [2018-11-18 14:59:48,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1414 states. [2018-11-18 14:59:49,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1414 to 1295. [2018-11-18 14:59:49,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1295 states. [2018-11-18 14:59:49,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 1295 states and 1476 transitions. [2018-11-18 14:59:49,028 INFO L78 Accepts]: Start accepts. Automaton has 1295 states and 1476 transitions. Word has length 311 [2018-11-18 14:59:49,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:59:49,029 INFO L480 AbstractCegarLoop]: Abstraction has 1295 states and 1476 transitions. [2018-11-18 14:59:49,029 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-18 14:59:49,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 1476 transitions. [2018-11-18 14:59:49,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-11-18 14:59:49,037 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:59:49,037 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-11-18 14:59:49,037 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:59:49,037 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:59:49,037 INFO L82 PathProgramCache]: Analyzing trace with hash -419454293, now seen corresponding path program 1 times [2018-11-18 14:59:49,038 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:59:49,038 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:59:49,038 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:49,038 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:59:49,038 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:49,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:49,213 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 117 proven. 17 refuted. 0 times theorem prover too weak. 445 trivial. 0 not checked. [2018-11-18 14:59:49,213 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:59:49,213 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1eac67bd-9e1f-4e86-8d17-4b9ea5dda406/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 14:59:49,220 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:59:49,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:49,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:59:49,402 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 306 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2018-11-18 14:59:49,418 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:59:49,418 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2018-11-18 14:59:49,419 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-18 14:59:49,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-18 14:59:49,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-18 14:59:49,420 INFO L87 Difference]: Start difference. First operand 1295 states and 1476 transitions. Second operand 13 states. [2018-11-18 14:59:49,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:59:49,481 INFO L93 Difference]: Finished difference Result 1582 states and 1793 transitions. [2018-11-18 14:59:49,482 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 14:59:49,482 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 397 [2018-11-18 14:59:49,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:59:49,483 INFO L225 Difference]: With dead ends: 1582 [2018-11-18 14:59:49,483 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 14:59:49,485 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 408 GetRequests, 396 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-11-18 14:59:49,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 14:59:49,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 14:59:49,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 14:59:49,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 14:59:49,486 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 397 [2018-11-18 14:59:49,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:59:49,486 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 14:59:49,487 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-18 14:59:49,487 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 14:59:49,487 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:59:49,490 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 14:59:49,597 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:49,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:49,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:49,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:49,651 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:49,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:49,656 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:49,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:49,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:49,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:49,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:49,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:49,714 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:49,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:49,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:49,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:49,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:49,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:49,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:49,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:49,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:49,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:49,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:49,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:49,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:49,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:49,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:59:50,610 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 40 [2018-11-18 14:59:50,774 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 32 [2018-11-18 14:59:51,942 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 36 [2018-11-18 14:59:52,087 INFO L425 ceAbstractionStarter]: For program point L285(lines 285 289) no Hoare annotation was computed. [2018-11-18 14:59:52,087 INFO L425 ceAbstractionStarter]: For program point L285-1(lines 285 289) no Hoare annotation was computed. [2018-11-18 14:59:52,087 INFO L425 ceAbstractionStarter]: For program point L280(line 280) no Hoare annotation was computed. [2018-11-18 14:59:52,087 INFO L425 ceAbstractionStarter]: For program point L279-1(lines 279 300) no Hoare annotation was computed. [2018-11-18 14:59:52,087 INFO L425 ceAbstractionStarter]: For program point L279-3(lines 279 300) no Hoare annotation was computed. [2018-11-18 14:59:52,087 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 254 309) no Hoare annotation was computed. [2018-11-18 14:59:52,087 INFO L425 ceAbstractionStarter]: For program point L301(lines 278 302) no Hoare annotation was computed. [2018-11-18 14:59:52,087 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 254 309) no Hoare annotation was computed. [2018-11-18 14:59:52,087 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 254 309) no Hoare annotation was computed. [2018-11-18 14:59:52,087 INFO L425 ceAbstractionStarter]: For program point L337(line 337) no Hoare annotation was computed. [2018-11-18 14:59:52,087 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 310 369) no Hoare annotation was computed. [2018-11-18 14:59:52,088 INFO L425 ceAbstractionStarter]: For program point L362(lines 335 363) no Hoare annotation was computed. [2018-11-18 14:59:52,088 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 310 369) no Hoare annotation was computed. [2018-11-18 14:59:52,088 INFO L425 ceAbstractionStarter]: For program point L342(lines 342 346) no Hoare annotation was computed. [2018-11-18 14:59:52,088 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 310 369) no Hoare annotation was computed. [2018-11-18 14:59:52,088 INFO L425 ceAbstractionStarter]: For program point L342-1(lines 342 346) no Hoare annotation was computed. [2018-11-18 14:59:52,088 INFO L425 ceAbstractionStarter]: For program point L336-1(lines 336 361) no Hoare annotation was computed. [2018-11-18 14:59:52,088 INFO L425 ceAbstractionStarter]: For program point L336-3(lines 336 361) no Hoare annotation was computed. [2018-11-18 14:59:52,088 INFO L425 ceAbstractionStarter]: For program point L355(line 355) no Hoare annotation was computed. [2018-11-18 14:59:52,088 INFO L425 ceAbstractionStarter]: For program point L355-1(line 355) no Hoare annotation was computed. [2018-11-18 14:59:52,088 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 994 1000) the Hoare annotation is: true [2018-11-18 14:59:52,088 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 994 1000) no Hoare annotation was computed. [2018-11-18 14:59:52,088 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 1001 1009) no Hoare annotation was computed. [2018-11-18 14:59:52,088 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 1001 1009) the Hoare annotation is: true [2018-11-18 14:59:52,088 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 1001 1009) no Hoare annotation was computed. [2018-11-18 14:59:52,088 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 154 161) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1))) [2018-11-18 14:59:52,088 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 154 161) no Hoare annotation was computed. [2018-11-18 14:59:52,088 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 154 161) no Hoare annotation was computed. [2018-11-18 14:59:52,088 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 162 171) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~waterLevel~0 1)))) (and (or (< |old(~switchedOnBeforeTS~0)| 1) .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse2) (or .cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse1 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) .cse2))) [2018-11-18 14:59:52,089 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 162 171) no Hoare annotation was computed. [2018-11-18 14:59:52,089 INFO L425 ceAbstractionStarter]: For program point L167(line 167) no Hoare annotation was computed. [2018-11-18 14:59:52,089 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 162 171) no Hoare annotation was computed. [2018-11-18 14:59:52,089 INFO L421 ceAbstractionStarter]: At program point L187(line 187) the Hoare annotation is: (let ((.cse4 (not (= ~waterLevel~0 1))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse0 .cse3 .cse4) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse0 .cse4) (or .cse2 .cse0 .cse3 .cse1))) [2018-11-18 14:59:52,089 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 191) no Hoare annotation was computed. [2018-11-18 14:59:52,089 INFO L425 ceAbstractionStarter]: For program point L184(lines 184 194) no Hoare annotation was computed. [2018-11-18 14:59:52,089 INFO L421 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: (let ((.cse3 (<= __utac_acc__Specification5_spec__3_~tmp~0 ~waterLevel~0)) (.cse4 (not (= ~waterLevel~0 1))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse5 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse3 .cse0 .cse4) (or .cse3 .cse2 .cse0 .cse5 .cse4) (or .cse2 .cse0 .cse5 .cse1))) [2018-11-18 14:59:52,089 INFO L425 ceAbstractionStarter]: For program point L182-1(line 182) no Hoare annotation was computed. [2018-11-18 14:59:52,089 INFO L425 ceAbstractionStarter]: For program point L180(lines 180 197) no Hoare annotation was computed. [2018-11-18 14:59:52,089 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 172 200) no Hoare annotation was computed. [2018-11-18 14:59:52,089 INFO L428 ceAbstractionStarter]: At program point L178(line 178) the Hoare annotation is: true [2018-11-18 14:59:52,089 INFO L425 ceAbstractionStarter]: For program point L178-1(line 178) no Hoare annotation was computed. [2018-11-18 14:59:52,089 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 172 200) the Hoare annotation is: true [2018-11-18 14:59:52,089 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 172 200) no Hoare annotation was computed. [2018-11-18 14:59:52,089 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 647 669) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:59:52,089 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 647 669) no Hoare annotation was computed. [2018-11-18 14:59:52,090 INFO L421 ceAbstractionStarter]: At program point L659(line 659) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~4 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:59:52,090 INFO L421 ceAbstractionStarter]: At program point L659-1(line 659) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~4 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:59:52,090 INFO L425 ceAbstractionStarter]: For program point L657(lines 657 664) no Hoare annotation was computed. [2018-11-18 14:59:52,090 INFO L425 ceAbstractionStarter]: For program point L657-1(lines 657 664) no Hoare annotation was computed. [2018-11-18 14:59:52,090 INFO L425 ceAbstractionStarter]: For program point L655(line 655) no Hoare annotation was computed. [2018-11-18 14:59:52,090 INFO L421 ceAbstractionStarter]: At program point L654(line 654) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:59:52,090 INFO L421 ceAbstractionStarter]: At program point L653(line 653) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:59:52,090 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 647 669) no Hoare annotation was computed. [2018-11-18 14:59:52,090 INFO L421 ceAbstractionStarter]: At program point L653-1(line 653) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:59:52,090 INFO L425 ceAbstractionStarter]: For program point L609(line 609) no Hoare annotation was computed. [2018-11-18 14:59:52,090 INFO L425 ceAbstractionStarter]: For program point L608(line 608) no Hoare annotation was computed. [2018-11-18 14:59:52,091 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 601 624) no Hoare annotation was computed. [2018-11-18 14:59:52,091 INFO L425 ceAbstractionStarter]: For program point L607(line 607) no Hoare annotation was computed. [2018-11-18 14:59:52,091 INFO L425 ceAbstractionStarter]: For program point L606(line 606) no Hoare annotation was computed. [2018-11-18 14:59:52,091 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 601 624) no Hoare annotation was computed. [2018-11-18 14:59:52,091 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 601 624) no Hoare annotation was computed. [2018-11-18 14:59:52,091 INFO L425 ceAbstractionStarter]: For program point L619(line 619) no Hoare annotation was computed. [2018-11-18 14:59:52,091 INFO L425 ceAbstractionStarter]: For program point L618(line 618) no Hoare annotation was computed. [2018-11-18 14:59:52,091 INFO L425 ceAbstractionStarter]: For program point L617(line 617) no Hoare annotation was computed. [2018-11-18 14:59:52,091 INFO L425 ceAbstractionStarter]: For program point L616(line 616) no Hoare annotation was computed. [2018-11-18 14:59:52,091 INFO L425 ceAbstractionStarter]: For program point L615(line 615) no Hoare annotation was computed. [2018-11-18 14:59:52,091 INFO L425 ceAbstractionStarter]: For program point L614(line 614) no Hoare annotation was computed. [2018-11-18 14:59:52,091 INFO L425 ceAbstractionStarter]: For program point L613(line 613) no Hoare annotation was computed. [2018-11-18 14:59:52,091 INFO L425 ceAbstractionStarter]: For program point L612(line 612) no Hoare annotation was computed. [2018-11-18 14:59:52,091 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-18 14:59:52,091 INFO L425 ceAbstractionStarter]: For program point L610(line 610) no Hoare annotation was computed. [2018-11-18 14:59:52,091 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 884 892) no Hoare annotation was computed. [2018-11-18 14:59:52,091 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 884 892) the Hoare annotation is: true [2018-11-18 14:59:52,091 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 884 892) no Hoare annotation was computed. [2018-11-18 14:59:52,091 INFO L425 ceAbstractionStarter]: For program point L957(lines 957 961) no Hoare annotation was computed. [2018-11-18 14:59:52,091 INFO L428 ceAbstractionStarter]: At program point L955(line 955) the Hoare annotation is: true [2018-11-18 14:59:52,091 INFO L425 ceAbstractionStarter]: For program point L957-2(lines 957 961) no Hoare annotation was computed. [2018-11-18 14:59:52,091 INFO L425 ceAbstractionStarter]: For program point L955-1(line 955) no Hoare annotation was computed. [2018-11-18 14:59:52,092 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 948 966) the Hoare annotation is: true [2018-11-18 14:59:52,092 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 948 966) no Hoare annotation was computed. [2018-11-18 14:59:52,092 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 948 966) no Hoare annotation was computed. [2018-11-18 14:59:52,092 INFO L425 ceAbstractionStarter]: For program point L923(line 923) no Hoare annotation was computed. [2018-11-18 14:59:52,092 INFO L425 ceAbstractionStarter]: For program point L923-1(line 923) no Hoare annotation was computed. [2018-11-18 14:59:52,092 INFO L425 ceAbstractionStarter]: For program point L912(lines 912 920) no Hoare annotation was computed. [2018-11-18 14:59:52,092 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 893 928) no Hoare annotation was computed. [2018-11-18 14:59:52,092 INFO L425 ceAbstractionStarter]: For program point L912-2(lines 912 920) no Hoare annotation was computed. [2018-11-18 14:59:52,092 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 893 928) no Hoare annotation was computed. [2018-11-18 14:59:52,092 INFO L425 ceAbstractionStarter]: For program point L900(lines 900 908) no Hoare annotation was computed. [2018-11-18 14:59:52,092 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 893 928) no Hoare annotation was computed. [2018-11-18 14:59:52,092 INFO L425 ceAbstractionStarter]: For program point L900-2(lines 900 908) no Hoare annotation was computed. [2018-11-18 14:59:52,092 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 987 993) no Hoare annotation was computed. [2018-11-18 14:59:52,092 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 987 993) the Hoare annotation is: true [2018-11-18 14:59:52,092 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 208 253) no Hoare annotation was computed. [2018-11-18 14:59:52,092 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 208 253) no Hoare annotation was computed. [2018-11-18 14:59:52,092 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 208 253) no Hoare annotation was computed. [2018-11-18 14:59:52,092 INFO L425 ceAbstractionStarter]: For program point L541(lines 541 548) no Hoare annotation was computed. [2018-11-18 14:59:52,092 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 521 566) no Hoare annotation was computed. [2018-11-18 14:59:52,092 INFO L425 ceAbstractionStarter]: For program point L535(lines 535 555) no Hoare annotation was computed. [2018-11-18 14:59:52,092 INFO L425 ceAbstractionStarter]: For program point L535-1(lines 535 555) no Hoare annotation was computed. [2018-11-18 14:59:52,092 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 521 566) no Hoare annotation was computed. [2018-11-18 14:59:52,092 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 521 566) no Hoare annotation was computed. [2018-11-18 14:59:52,092 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 633 643) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:59:52,097 INFO L421 ceAbstractionStarter]: At program point L638(line 638) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:59:52,097 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 633 643) no Hoare annotation was computed. [2018-11-18 14:59:52,097 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 633 643) no Hoare annotation was computed. [2018-11-18 14:59:52,097 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 873 883) the Hoare annotation is: true [2018-11-18 14:59:52,097 INFO L428 ceAbstractionStarter]: At program point L878(line 878) the Hoare annotation is: true [2018-11-18 14:59:52,097 INFO L425 ceAbstractionStarter]: For program point L878-1(line 878) no Hoare annotation was computed. [2018-11-18 14:59:52,097 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 873 883) no Hoare annotation was computed. [2018-11-18 14:59:52,097 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 873 883) no Hoare annotation was computed. [2018-11-18 14:59:52,097 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 865 872) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 1))) [2018-11-18 14:59:52,097 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 865 872) no Hoare annotation was computed. [2018-11-18 14:59:52,097 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 865 872) no Hoare annotation was computed. [2018-11-18 14:59:52,097 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 127 140) no Hoare annotation was computed. [2018-11-18 14:59:52,098 INFO L425 ceAbstractionStarter]: For program point L131(lines 131 137) no Hoare annotation was computed. [2018-11-18 14:59:52,098 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 127 140) the Hoare annotation is: true [2018-11-18 14:59:52,098 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 127 140) no Hoare annotation was computed. [2018-11-18 14:59:52,098 INFO L421 ceAbstractionStarter]: At program point L833(line 833) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse0 .cse1 .cse2) (or (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-18 14:59:52,098 INFO L425 ceAbstractionStarter]: For program point L833-1(lines 814 838) no Hoare annotation was computed. [2018-11-18 14:59:52,098 INFO L421 ceAbstractionStarter]: At program point L828(line 828) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-11-18 14:59:52,098 INFO L421 ceAbstractionStarter]: At program point L824(line 824) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 (and (= processEnvironment_~tmp~7 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 14:59:52,098 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 814 838) no Hoare annotation was computed. [2018-11-18 14:59:52,098 INFO L425 ceAbstractionStarter]: For program point L822(lines 822 830) no Hoare annotation was computed. [2018-11-18 14:59:52,098 INFO L421 ceAbstractionStarter]: At program point L820(line 820) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-18 14:59:52,098 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 814 838) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2 .cse3) (or (or .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) .cse0))) [2018-11-18 14:59:52,099 INFO L425 ceAbstractionStarter]: For program point L820-1(line 820) no Hoare annotation was computed. [2018-11-18 14:59:52,099 INFO L425 ceAbstractionStarter]: For program point L818(lines 818 835) no Hoare annotation was computed. [2018-11-18 14:59:52,099 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 780 786) no Hoare annotation was computed. [2018-11-18 14:59:52,099 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 780 786) the Hoare annotation is: true [2018-11-18 14:59:52,099 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 681 746) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:59:52,099 INFO L425 ceAbstractionStarter]: For program point L729(lines 729 733) no Hoare annotation was computed. [2018-11-18 14:59:52,099 INFO L421 ceAbstractionStarter]: At program point L729-2(lines 721 734) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse3 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse3 .cse1 .cse2))) [2018-11-18 14:59:52,099 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 681 746) no Hoare annotation was computed. [2018-11-18 14:59:52,099 INFO L425 ceAbstractionStarter]: For program point L692(lines 691 738) no Hoare annotation was computed. [2018-11-18 14:59:52,099 INFO L421 ceAbstractionStarter]: At program point L723(line 723) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse3 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse3 .cse1 .cse2))) [2018-11-18 14:59:52,099 INFO L425 ceAbstractionStarter]: For program point L721(lines 721 734) no Hoare annotation was computed. [2018-11-18 14:59:52,099 INFO L421 ceAbstractionStarter]: At program point L713(line 713) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse3 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse3 .cse1 .cse2))) [2018-11-18 14:59:52,099 INFO L425 ceAbstractionStarter]: For program point L711(lines 711 717) no Hoare annotation was computed. [2018-11-18 14:59:52,100 INFO L425 ceAbstractionStarter]: For program point L711-1(lines 711 717) no Hoare annotation was computed. [2018-11-18 14:59:52,100 INFO L421 ceAbstractionStarter]: At program point L736(lines 691 738) the Hoare annotation is: (let ((.cse3 (= 0 ~pumpRunning~0)) (.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and .cse3 .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 14:59:52,100 INFO L421 ceAbstractionStarter]: At program point L703(line 703) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (and .cse3 .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse3 (= 1 ~waterLevel~0) .cse1 .cse2))) [2018-11-18 14:59:52,100 INFO L425 ceAbstractionStarter]: For program point L701(lines 701 707) no Hoare annotation was computed. [2018-11-18 14:59:52,100 INFO L425 ceAbstractionStarter]: For program point L701-1(lines 701 707) no Hoare annotation was computed. [2018-11-18 14:59:52,100 INFO L425 ceAbstractionStarter]: For program point L693(lines 693 697) no Hoare annotation was computed. [2018-11-18 14:59:52,100 INFO L425 ceAbstractionStarter]: For program point L691-1(lines 691 738) no Hoare annotation was computed. [2018-11-18 14:59:52,100 INFO L421 ceAbstractionStarter]: At program point L739(lines 690 740) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 14:59:52,100 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 681 746) no Hoare annotation was computed. [2018-11-18 14:59:52,100 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 475 520) no Hoare annotation was computed. [2018-11-18 14:59:52,100 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 475 520) no Hoare annotation was computed. [2018-11-18 14:59:52,100 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 475 520) no Hoare annotation was computed. [2018-11-18 14:59:52,100 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 502) no Hoare annotation was computed. [2018-11-18 14:59:52,101 INFO L425 ceAbstractionStarter]: For program point L489(lines 489 509) no Hoare annotation was computed. [2018-11-18 14:59:52,101 INFO L425 ceAbstractionStarter]: For program point L489-1(lines 489 509) no Hoare annotation was computed. [2018-11-18 14:59:52,101 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 839 846) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-18 14:59:52,101 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 839 846) no Hoare annotation was computed. [2018-11-18 14:59:52,101 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 839 846) no Hoare annotation was computed. [2018-11-18 14:59:52,101 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 141 149) no Hoare annotation was computed. [2018-11-18 14:59:52,102 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 141 149) the Hoare annotation is: true [2018-11-18 14:59:52,102 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 141 149) no Hoare annotation was computed. [2018-11-18 14:59:52,102 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2018-11-18 14:59:52,102 INFO L425 ceAbstractionStarter]: For program point L103(lines 103 111) no Hoare annotation was computed. [2018-11-18 14:59:52,102 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2018-11-18 14:59:52,102 INFO L425 ceAbstractionStarter]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2018-11-18 14:59:52,102 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2018-11-18 14:59:52,102 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 372 474) no Hoare annotation was computed. [2018-11-18 14:59:52,102 INFO L425 ceAbstractionStarter]: For program point L442(lines 420 443) no Hoare annotation was computed. [2018-11-18 14:59:52,102 INFO L425 ceAbstractionStarter]: For program point L401(lines 401 417) no Hoare annotation was computed. [2018-11-18 14:59:52,102 INFO L425 ceAbstractionStarter]: For program point L461(lines 461 468) no Hoare annotation was computed. [2018-11-18 14:59:52,102 INFO L425 ceAbstractionStarter]: For program point L422(lines 421 441) no Hoare annotation was computed. [2018-11-18 14:59:52,102 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 372 474) no Hoare annotation was computed. [2018-11-18 14:59:52,102 INFO L425 ceAbstractionStarter]: For program point L453(line 453) no Hoare annotation was computed. [2018-11-18 14:59:52,102 INFO L425 ceAbstractionStarter]: For program point L453-1(line 453) no Hoare annotation was computed. [2018-11-18 14:59:52,102 INFO L425 ceAbstractionStarter]: For program point L418(lines 418 459) no Hoare annotation was computed. [2018-11-18 14:59:52,103 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-18 14:59:52,103 INFO L425 ceAbstractionStarter]: For program point L437-1(line 437) no Hoare annotation was computed. [2018-11-18 14:59:52,103 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 372 474) no Hoare annotation was computed. [2018-11-18 14:59:52,103 INFO L425 ceAbstractionStarter]: For program point L396(lines 396 400) no Hoare annotation was computed. [2018-11-18 14:59:52,103 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 471) no Hoare annotation was computed. [2018-11-18 14:59:52,103 INFO L425 ceAbstractionStarter]: For program point L423(lines 423 427) no Hoare annotation was computed. [2018-11-18 14:59:52,103 INFO L425 ceAbstractionStarter]: For program point L421-1(lines 421 441) no Hoare annotation was computed. [2018-11-18 14:59:52,103 INFO L425 ceAbstractionStarter]: For program point L421-3(lines 421 441) no Hoare annotation was computed. [2018-11-18 14:59:52,103 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 977 986) no Hoare annotation was computed. [2018-11-18 14:59:52,103 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 977 986) no Hoare annotation was computed. [2018-11-18 14:59:52,103 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 977 986) no Hoare annotation was computed. [2018-11-18 14:59:52,103 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:59:52,103 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 14:59:52,103 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:59:52,103 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 848 864) no Hoare annotation was computed. [2018-11-18 14:59:52,104 INFO L421 ceAbstractionStarter]: At program point L859(line 859) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-18 14:59:52,104 INFO L425 ceAbstractionStarter]: For program point L859-1(lines 848 864) no Hoare annotation was computed. [2018-11-18 14:59:52,104 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 848 864) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-18 14:59:52,104 INFO L425 ceAbstractionStarter]: For program point L855(lines 855 861) no Hoare annotation was computed. [2018-11-18 14:59:52,104 INFO L421 ceAbstractionStarter]: At program point L853(line 853) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-18 14:59:52,104 INFO L425 ceAbstractionStarter]: For program point L853-1(line 853) no Hoare annotation was computed. [2018-11-18 14:59:52,104 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 118 126) the Hoare annotation is: true [2018-11-18 14:59:52,104 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2018-11-18 14:59:52,104 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2018-11-18 14:59:52,104 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 929 947) no Hoare annotation was computed. [2018-11-18 14:59:52,104 INFO L425 ceAbstractionStarter]: For program point L938(lines 938 942) no Hoare annotation was computed. [2018-11-18 14:59:52,104 INFO L428 ceAbstractionStarter]: At program point L936(line 936) the Hoare annotation is: true [2018-11-18 14:59:52,104 INFO L425 ceAbstractionStarter]: For program point L938-2(lines 938 942) no Hoare annotation was computed. [2018-11-18 14:59:52,104 INFO L425 ceAbstractionStarter]: For program point L936-1(line 936) no Hoare annotation was computed. [2018-11-18 14:59:52,105 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 929 947) the Hoare annotation is: true [2018-11-18 14:59:52,106 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 929 947) no Hoare annotation was computed. [2018-11-18 14:59:52,106 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2018-11-18 14:59:52,106 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: true [2018-11-18 14:59:52,106 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2018-11-18 14:59:52,106 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:59:52,106 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 14:59:52,106 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:59:52,106 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2018-11-18 14:59:52,106 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2018-11-18 14:59:52,106 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2018-11-18 14:59:52,106 INFO L421 ceAbstractionStarter]: At program point L769(line 769) the Hoare annotation is: (let ((.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse4 .cse5)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~waterLevel~0)| 2)))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or .cse0 .cse3 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (and (= 1 ~waterLevel~0) .cse4 .cse5) (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))))))) [2018-11-18 14:59:52,106 INFO L421 ceAbstractionStarter]: At program point L767(lines 767 773) the Hoare annotation is: (let ((.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse1 (and .cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~waterLevel~0)| 1))) (or (and (<= 1 ~switchedOnBeforeTS~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (or (or .cse2 .cse3) (not (= 1 |old(~pumpRunning~0)|)))) (or (or .cse0 .cse2 .cse3) .cse1 (and (= ~pumpRunning~0 1) .cse4))))) [2018-11-18 14:59:52,107 INFO L421 ceAbstractionStarter]: At program point L762(line 762) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))))) [2018-11-18 14:59:52,107 INFO L425 ceAbstractionStarter]: For program point L760(lines 756 778) no Hoare annotation was computed. [2018-11-18 14:59:52,107 INFO L425 ceAbstractionStarter]: For program point L758(lines 756 778) no Hoare annotation was computed. [2018-11-18 14:59:52,107 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 753 779) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse5 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse3)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1 .cse2) (and (= 2 ~waterLevel~0) .cse3)) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse4) (or (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))) .cse5) (or .cse0 .cse1 .cse5 .cse4) (or .cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) .cse4)))) [2018-11-18 14:59:52,107 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 753 779) no Hoare annotation was computed. [2018-11-18 14:59:52,107 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 753 779) no Hoare annotation was computed. [2018-11-18 14:59:52,107 INFO L428 ceAbstractionStarter]: At program point L580-3(lines 580 594) the Hoare annotation is: true [2018-11-18 14:59:52,107 INFO L428 ceAbstractionStarter]: At program point L576(line 576) the Hoare annotation is: true [2018-11-18 14:59:52,107 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 570 599) no Hoare annotation was computed. [2018-11-18 14:59:52,107 INFO L425 ceAbstractionStarter]: For program point L576-1(line 576) no Hoare annotation was computed. [2018-11-18 14:59:52,107 INFO L428 ceAbstractionStarter]: At program point L595(lines 570 599) the Hoare annotation is: true [2018-11-18 14:59:52,107 INFO L425 ceAbstractionStarter]: For program point L591(line 591) no Hoare annotation was computed. [2018-11-18 14:59:52,107 INFO L425 ceAbstractionStarter]: For program point L581(line 581) no Hoare annotation was computed. [2018-11-18 14:59:52,108 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 570 599) the Hoare annotation is: true [2018-11-18 14:59:52,108 INFO L425 ceAbstractionStarter]: For program point L584(lines 584 588) no Hoare annotation was computed. [2018-11-18 14:59:52,108 INFO L428 ceAbstractionStarter]: At program point L584-1(lines 584 588) the Hoare annotation is: true [2018-11-18 14:59:52,108 INFO L425 ceAbstractionStarter]: For program point L580-1(lines 580 594) no Hoare annotation was computed. [2018-11-18 14:59:52,108 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: (or (or (not (= ~systemActive~0 1)) (not (= 1 ~pumpRunning~0)) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 2))) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-18 14:59:52,108 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2018-11-18 14:59:52,108 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2018-11-18 14:59:52,108 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 625 631) no Hoare annotation was computed. [2018-11-18 14:59:52,108 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 625 631) the Hoare annotation is: true [2018-11-18 14:59:52,108 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:59:52,108 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-18 14:59:52,108 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:59:52,108 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:59:52,108 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 967 974) no Hoare annotation was computed. [2018-11-18 14:59:52,109 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 967 974) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= |old(~systemActive~0)| 1))) (.cse2 (not (= ~waterLevel~0 2))) (.cse3 (= ~systemActive~0 1))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or .cse0 .cse1 .cse3 (not (= ~waterLevel~0 1))) (or (or (or .cse1 .cse2) (not (= 1 ~pumpRunning~0))) .cse3))) [2018-11-18 14:59:52,109 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 967 974) no Hoare annotation was computed. [2018-11-18 14:59:52,109 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 788 812) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse2 (not (= ~waterLevel~0 2)))) .cse1))) [2018-11-18 14:59:52,110 INFO L421 ceAbstractionStarter]: At program point L798(line 798) the Hoare annotation is: (let ((.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2))))))) [2018-11-18 14:59:52,110 INFO L425 ceAbstractionStarter]: For program point L796(lines 796 804) no Hoare annotation was computed. [2018-11-18 14:59:52,110 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 788 812) no Hoare annotation was computed. [2018-11-18 14:59:52,110 INFO L421 ceAbstractionStarter]: At program point L794(line 794) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse2 (not (= ~waterLevel~0 2)))) .cse1))) [2018-11-18 14:59:52,110 INFO L425 ceAbstractionStarter]: For program point L794-1(line 794) no Hoare annotation was computed. [2018-11-18 14:59:52,110 INFO L425 ceAbstractionStarter]: For program point L792(lines 792 809) no Hoare annotation was computed. [2018-11-18 14:59:52,110 INFO L421 ceAbstractionStarter]: At program point L807(line 807) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))))) [2018-11-18 14:59:52,110 INFO L425 ceAbstractionStarter]: For program point L807-1(lines 788 812) no Hoare annotation was computed. [2018-11-18 14:59:52,110 INFO L421 ceAbstractionStarter]: At program point L802(line 802) the Hoare annotation is: (let ((.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~6) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 (or .cse2 .cse3 (not (= ~waterLevel~0 2))))) (or .cse0 .cse2 .cse3 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 14:59:52,110 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2018-11-18 14:59:52,110 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2018-11-18 14:59:52,111 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= 1 ~pumpRunning~0)) .cse2) (or (or .cse3 .cse1) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse2 .cse0) (or (= 1 ~waterLevel~0) (or .cse3 .cse1 (not (= |old(~waterLevel~0)| 1)))))) [2018-11-18 14:59:52,111 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 671 678) no Hoare annotation was computed. [2018-11-18 14:59:52,111 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 671 678) the Hoare annotation is: true [2018-11-18 14:59:52,111 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 675) no Hoare annotation was computed. [2018-11-18 14:59:52,111 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 671 678) no Hoare annotation was computed. [2018-11-18 14:59:52,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 02:59:52 BoogieIcfgContainer [2018-11-18 14:59:52,131 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 14:59:52,131 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:59:52,131 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:59:52,132 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:59:52,132 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:59:41" (3/4) ... [2018-11-18 14:59:52,135 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:59:52,143 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 14:59:52,143 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 14:59:52,143 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 14:59:52,143 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-18 14:59:52,143 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 14:59:52,143 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-18 14:59:52,144 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-18 14:59:52,144 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 14:59:52,144 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 14:59:52,144 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 14:59:52,144 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 14:59:52,144 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 14:59:52,144 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 14:59:52,144 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 14:59:52,144 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 14:59:52,144 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 14:59:52,144 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 14:59:52,144 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 14:59:52,144 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 14:59:52,144 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 14:59:52,145 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 14:59:52,145 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 14:59:52,145 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 14:59:52,145 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-18 14:59:52,145 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 14:59:52,145 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 14:59:52,145 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 14:59:52,145 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 14:59:52,145 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 14:59:52,145 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 14:59:52,145 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 14:59:52,145 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 14:59:52,145 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 14:59:52,145 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 14:59:52,145 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 14:59:52,146 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 14:59:52,146 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 14:59:52,146 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 14:59:52,146 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 14:59:52,146 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 14:59:52,146 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 14:59:52,146 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 14:59:52,146 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 14:59:52,156 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 43 nodes and edges [2018-11-18 14:59:52,158 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 14:59:52,159 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 14:59:52,185 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || (((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) [2018-11-18 14:59:52,185 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 14:59:52,221 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1eac67bd-9e1f-4e86-8d17-4b9ea5dda406/bin-2019/uautomizer/witness.graphml [2018-11-18 14:59:52,221 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:59:52,222 INFO L168 Benchmark]: Toolchain (without parser) took 11908.33 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 482.9 MB). Free memory was 956.6 MB in the beginning and 1.2 GB in the end (delta: -226.9 MB). Peak memory consumption was 256.0 MB. Max. memory is 11.5 GB. [2018-11-18 14:59:52,222 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:59:52,223 INFO L168 Benchmark]: CACSL2BoogieTranslator took 359.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -157.6 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:59:52,223 INFO L168 Benchmark]: Boogie Preprocessor took 61.39 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:59:52,223 INFO L168 Benchmark]: RCFGBuilder took 683.42 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: 95.0 MB). Peak memory consumption was 95.0 MB. Max. memory is 11.5 GB. [2018-11-18 14:59:52,223 INFO L168 Benchmark]: TraceAbstraction took 10711.21 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 357.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -179.5 MB). Peak memory consumption was 442.6 MB. Max. memory is 11.5 GB. [2018-11-18 14:59:52,224 INFO L168 Benchmark]: Witness Printer took 89.97 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 11.5 GB. [2018-11-18 14:59:52,225 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 359.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -157.6 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 61.39 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 683.42 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: 95.0 MB). Peak memory consumption was 95.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10711.21 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 357.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -179.5 MB). Peak memory consumption was 442.6 MB. Max. memory is 11.5 GB. * Witness Printer took 89.97 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 675]: 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: 580]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: (((((((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || (((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 261 locations, 1 error locations. SAFE Result, 10.6s OverallTime, 12 OverallIterations, 9 TraceHistogramMax, 5.2s AutomataDifference, 0.0s DeadEndRemovalTime, 2.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 2509 SDtfs, 2629 SDslu, 7697 SDs, 0 SdLazy, 5658 SolverSat, 1381 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1074 GetRequests, 935 SyntacticMatches, 3 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 546 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1295occurred 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, 399 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 1939 PreInvPairs, 2021 NumberOfFragments, 1830 HoareAnnotationTreeSize, 1939 FomulaSimplifications, 12127 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 69 FomulaSimplificationsInter, 14428 FormulaSimplificationTreeSizeReductionInter, 2.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 2550 NumberOfCodeBlocks, 2550 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 2535 ConstructedInterpolants, 0 QuantifiedInterpolants, 830465 SizeOfPredicates, 13 NumberOfNonLiveVariables, 3497 ConjunctsInSsa, 36 ConjunctsInUnsatCore, 15 InterpolantComputations, 10 PerfectInterpolantSequences, 1795/1855 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...