./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product12_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e9994fcd-435b-4906-9b33-a9e1599e4429/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e9994fcd-435b-4906-9b33-a9e1599e4429/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e9994fcd-435b-4906-9b33-a9e1599e4429/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e9994fcd-435b-4906-9b33-a9e1599e4429/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product12_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e9994fcd-435b-4906-9b33-a9e1599e4429/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e9994fcd-435b-4906-9b33-a9e1599e4429/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9343b88a4e8cc40a93847bba5f39d0e11192791f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 00:33:56,305 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 00:33:56,306 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 00:33:56,312 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 00:33:56,312 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 00:33:56,313 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 00:33:56,314 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 00:33:56,314 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 00:33:56,315 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 00:33:56,316 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 00:33:56,316 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 00:33:56,316 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 00:33:56,317 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 00:33:56,317 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 00:33:56,318 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 00:33:56,318 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 00:33:56,318 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 00:33:56,319 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 00:33:56,320 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 00:33:56,321 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 00:33:56,322 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 00:33:56,322 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 00:33:56,323 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 00:33:56,323 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 00:33:56,324 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 00:33:56,324 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 00:33:56,325 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 00:33:56,325 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 00:33:56,325 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 00:33:56,326 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 00:33:56,326 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 00:33:56,326 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 00:33:56,326 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 00:33:56,327 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 00:33:56,327 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 00:33:56,327 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 00:33:56,328 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e9994fcd-435b-4906-9b33-a9e1599e4429/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 00:33:56,335 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 00:33:56,335 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 00:33:56,336 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 00:33:56,336 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 00:33:56,336 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 00:33:56,336 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 00:33:56,336 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 00:33:56,336 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 00:33:56,336 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 00:33:56,336 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 00:33:56,336 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 00:33:56,336 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 00:33:56,337 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 00:33:56,337 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 00:33:56,337 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 00:33:56,337 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 00:33:56,337 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 00:33:56,337 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 00:33:56,337 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 00:33:56,338 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 00:33:56,338 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 00:33:56,338 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 00:33:56,338 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 00:33:56,338 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 00:33:56,338 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 00:33:56,338 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 00:33:56,338 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 00:33:56,338 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 00:33:56,338 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 00:33:56,338 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 00:33:56,339 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 00:33:56,339 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 00:33:56,339 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 00:33:56,339 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 00:33:56,339 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 00:33:56,339 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 00:33:56,339 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_e9994fcd-435b-4906-9b33-a9e1599e4429/bin-2019/utaipan 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 -> Taipan 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 -> 9343b88a4e8cc40a93847bba5f39d0e11192791f [2018-12-02 00:33:56,357 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 00:33:56,366 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 00:33:56,368 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 00:33:56,369 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 00:33:56,369 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 00:33:56,370 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e9994fcd-435b-4906-9b33-a9e1599e4429/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product12_true-unreach-call_false-termination.cil.c [2018-12-02 00:33:56,411 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e9994fcd-435b-4906-9b33-a9e1599e4429/bin-2019/utaipan/data/7837915d8/9f0948b15689482bb23e735a712aeabd/FLAGd2baca37b [2018-12-02 00:33:56,790 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 00:33:56,791 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e9994fcd-435b-4906-9b33-a9e1599e4429/sv-benchmarks/c/product-lines/minepump_spec5_product12_true-unreach-call_false-termination.cil.c [2018-12-02 00:33:56,797 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e9994fcd-435b-4906-9b33-a9e1599e4429/bin-2019/utaipan/data/7837915d8/9f0948b15689482bb23e735a712aeabd/FLAGd2baca37b [2018-12-02 00:33:57,168 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e9994fcd-435b-4906-9b33-a9e1599e4429/bin-2019/utaipan/data/7837915d8/9f0948b15689482bb23e735a712aeabd [2018-12-02 00:33:57,173 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 00:33:57,176 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 00:33:57,178 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 00:33:57,178 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 00:33:57,183 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 00:33:57,183 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:33:57" (1/1) ... [2018-12-02 00:33:57,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20866eec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:33:57, skipping insertion in model container [2018-12-02 00:33:57,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:33:57" (1/1) ... [2018-12-02 00:33:57,193 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 00:33:57,215 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 00:33:57,361 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 00:33:57,368 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 00:33:57,454 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 00:33:57,468 INFO L195 MainTranslator]: Completed translation [2018-12-02 00:33:57,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:33:57 WrapperNode [2018-12-02 00:33:57,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 00:33:57,469 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 00:33:57,469 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 00:33:57,469 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 00:33:57,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:33:57" (1/1) ... [2018-12-02 00:33:57,483 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:33:57" (1/1) ... [2018-12-02 00:33:57,488 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 00:33:57,488 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 00:33:57,488 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 00:33:57,488 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 00:33:57,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:33:57" (1/1) ... [2018-12-02 00:33:57,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:33:57" (1/1) ... [2018-12-02 00:33:57,496 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:33:57" (1/1) ... [2018-12-02 00:33:57,496 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:33:57" (1/1) ... [2018-12-02 00:33:57,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:33:57" (1/1) ... [2018-12-02 00:33:57,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:33:57" (1/1) ... [2018-12-02 00:33:57,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:33:57" (1/1) ... [2018-12-02 00:33:57,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 00:33:57,508 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 00:33:57,508 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 00:33:57,508 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 00:33:57,509 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:33:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e9994fcd-435b-4906-9b33-a9e1599e4429/bin-2019/utaipan/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 [2018-12-02 00:33:57,540 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-02 00:33:57,540 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-02 00:33:57,540 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 00:33:57,540 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 00:33:57,541 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-12-02 00:33:57,541 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-12-02 00:33:57,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 00:33:57,541 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-02 00:33:57,541 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-02 00:33:57,541 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-02 00:33:57,541 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-02 00:33:57,541 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-02 00:33:57,541 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-02 00:33:57,541 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-02 00:33:57,541 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-02 00:33:57,541 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 00:33:57,541 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 00:33:57,541 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 00:33:57,542 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 00:33:57,542 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-02 00:33:57,542 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-02 00:33:57,542 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-02 00:33:57,542 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-02 00:33:57,542 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 00:33:57,542 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 00:33:57,542 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-02 00:33:57,542 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-02 00:33:57,542 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-02 00:33:57,542 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-02 00:33:57,542 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-12-02 00:33:57,542 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-12-02 00:33:57,542 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-12-02 00:33:57,542 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-12-02 00:33:57,542 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-12-02 00:33:57,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-12-02 00:33:57,543 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-02 00:33:57,543 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-02 00:33:57,543 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-02 00:33:57,543 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-02 00:33:57,543 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-02 00:33:57,543 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-02 00:33:57,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 00:33:57,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 00:33:57,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 00:33:57,543 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 00:33:57,543 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 00:33:57,543 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-02 00:33:57,543 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-02 00:33:57,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 00:33:57,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 00:33:57,777 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 00:33:57,777 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-02 00:33:57,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:33:57 BoogieIcfgContainer [2018-12-02 00:33:57,778 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 00:33:57,778 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 00:33:57,778 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 00:33:57,780 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 00:33:57,780 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 12:33:57" (1/3) ... [2018-12-02 00:33:57,780 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38797a20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:33:57, skipping insertion in model container [2018-12-02 00:33:57,781 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:33:57" (2/3) ... [2018-12-02 00:33:57,781 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38797a20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:33:57, skipping insertion in model container [2018-12-02 00:33:57,781 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:33:57" (3/3) ... [2018-12-02 00:33:57,782 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product12_true-unreach-call_false-termination.cil.c [2018-12-02 00:33:57,787 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 00:33:57,792 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 00:33:57,801 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 00:33:57,818 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 00:33:57,818 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 00:33:57,818 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 00:33:57,819 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 00:33:57,819 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 00:33:57,819 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 00:33:57,819 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 00:33:57,819 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 00:33:57,829 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states. [2018-12-02 00:33:57,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-02 00:33:57,834 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:33:57,835 INFO L402 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] [2018-12-02 00:33:57,836 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:33:57,839 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:33:57,839 INFO L82 PathProgramCache]: Analyzing trace with hash 88425357, now seen corresponding path program 1 times [2018-12-02 00:33:57,840 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 00:33:57,876 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:33:57,877 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:33:57,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:33:57,877 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 00:33:57,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:58,009 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 00:33:58,011 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 00:33:58,011 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-02 00:33:58,011 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 00:33:58,015 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-02 00:33:58,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-02 00:33:58,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 00:33:58,024 INFO L87 Difference]: Start difference. First operand 117 states. Second operand 2 states. [2018-12-02 00:33:58,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:33:58,044 INFO L93 Difference]: Finished difference Result 204 states and 253 transitions. [2018-12-02 00:33:58,044 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-02 00:33:58,045 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-12-02 00:33:58,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:33:58,052 INFO L225 Difference]: With dead ends: 204 [2018-12-02 00:33:58,052 INFO L226 Difference]: Without dead ends: 104 [2018-12-02 00:33:58,054 INFO L631 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 [2018-12-02 00:33:58,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2018-12-02 00:33:58,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2018-12-02 00:33:58,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2018-12-02 00:33:58,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 120 transitions. [2018-12-02 00:33:58,084 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 120 transitions. Word has length 59 [2018-12-02 00:33:58,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:33:58,084 INFO L480 AbstractCegarLoop]: Abstraction has 104 states and 120 transitions. [2018-12-02 00:33:58,084 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-02 00:33:58,084 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 120 transitions. [2018-12-02 00:33:58,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 00:33:58,086 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:33:58,086 INFO L402 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] [2018-12-02 00:33:58,086 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:33:58,086 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:33:58,087 INFO L82 PathProgramCache]: Analyzing trace with hash -619592794, now seen corresponding path program 1 times [2018-12-02 00:33:58,087 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 00:33:58,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:33:58,087 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:33:58,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:33:58,088 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 00:33:58,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:58,146 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 00:33:58,146 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 00:33:58,147 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 00:33:58,147 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 00:33:58,148 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 00:33:58,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 00:33:58,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 00:33:58,148 INFO L87 Difference]: Start difference. First operand 104 states and 120 transitions. Second operand 3 states. [2018-12-02 00:33:58,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:33:58,160 INFO L93 Difference]: Finished difference Result 140 states and 161 transitions. [2018-12-02 00:33:58,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 00:33:58,161 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-12-02 00:33:58,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:33:58,162 INFO L225 Difference]: With dead ends: 140 [2018-12-02 00:33:58,162 INFO L226 Difference]: Without dead ends: 95 [2018-12-02 00:33:58,163 INFO L631 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 [2018-12-02 00:33:58,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2018-12-02 00:33:58,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2018-12-02 00:33:58,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2018-12-02 00:33:58,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 108 transitions. [2018-12-02 00:33:58,173 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 108 transitions. Word has length 60 [2018-12-02 00:33:58,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:33:58,173 INFO L480 AbstractCegarLoop]: Abstraction has 95 states and 108 transitions. [2018-12-02 00:33:58,173 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 00:33:58,173 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2018-12-02 00:33:58,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-02 00:33:58,175 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:33:58,175 INFO L402 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] [2018-12-02 00:33:58,175 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:33:58,175 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:33:58,175 INFO L82 PathProgramCache]: Analyzing trace with hash 931001435, now seen corresponding path program 1 times [2018-12-02 00:33:58,175 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 00:33:58,176 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:33:58,176 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:33:58,176 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:33:58,176 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 00:33:58,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:58,270 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 00:33:58,271 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 00:33:58,271 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 00:33:58,271 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 00:33:58,271 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 00:33:58,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 00:33:58,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-02 00:33:58,272 INFO L87 Difference]: Start difference. First operand 95 states and 108 transitions. Second operand 7 states. [2018-12-02 00:33:58,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:33:58,463 INFO L93 Difference]: Finished difference Result 285 states and 344 transitions. [2018-12-02 00:33:58,464 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 00:33:58,464 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-12-02 00:33:58,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:33:58,465 INFO L225 Difference]: With dead ends: 285 [2018-12-02 00:33:58,465 INFO L226 Difference]: Without dead ends: 218 [2018-12-02 00:33:58,466 INFO L631 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 [2018-12-02 00:33:58,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2018-12-02 00:33:58,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 194. [2018-12-02 00:33:58,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2018-12-02 00:33:58,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 232 transitions. [2018-12-02 00:33:58,481 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 232 transitions. Word has length 65 [2018-12-02 00:33:58,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:33:58,481 INFO L480 AbstractCegarLoop]: Abstraction has 194 states and 232 transitions. [2018-12-02 00:33:58,481 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 00:33:58,481 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 232 transitions. [2018-12-02 00:33:58,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-02 00:33:58,482 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 00:33:58,483 INFO L402 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] [2018-12-02 00:33:58,483 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 00:33:58,483 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 00:33:58,483 INFO L82 PathProgramCache]: Analyzing trace with hash -370943582, now seen corresponding path program 1 times [2018-12-02 00:33:58,483 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 00:33:58,484 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:33:58,484 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 00:33:58,484 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 00:33:58,484 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 00:33:58,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 00:33:58,554 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 00:33:58,554 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 00:33:58,554 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 00:33:58,554 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 00:33:58,555 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 00:33:58,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 00:33:58,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-02 00:33:58,556 INFO L87 Difference]: Start difference. First operand 194 states and 232 transitions. Second operand 6 states. [2018-12-02 00:33:58,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 00:33:58,652 INFO L93 Difference]: Finished difference Result 344 states and 423 transitions. [2018-12-02 00:33:58,652 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 00:33:58,652 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2018-12-02 00:33:58,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 00:33:58,653 INFO L225 Difference]: With dead ends: 344 [2018-12-02 00:33:58,653 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 00:33:58,655 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-02 00:33:58,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 00:33:58,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 00:33:58,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 00:33:58,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 00:33:58,656 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2018-12-02 00:33:58,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 00:33:58,656 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 00:33:58,656 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 00:33:58,656 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 00:33:58,656 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 00:33:58,660 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 00:33:58,919 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 164 171) the Hoare annotation is: true [2018-12-02 00:33:58,919 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 164 171) no Hoare annotation was computed. [2018-12-02 00:33:58,920 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 164 171) no Hoare annotation was computed. [2018-12-02 00:33:58,920 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 131 137) no Hoare annotation was computed. [2018-12-02 00:33:58,920 INFO L451 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 131 137) the Hoare annotation is: true [2018-12-02 00:33:58,920 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 897 903) the Hoare annotation is: true [2018-12-02 00:33:58,920 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 897 903) no Hoare annotation was computed. [2018-12-02 00:33:58,920 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 904 912) no Hoare annotation was computed. [2018-12-02 00:33:58,920 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 904 912) the Hoare annotation is: true [2018-12-02 00:33:58,920 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 904 912) no Hoare annotation was computed. [2018-12-02 00:33:58,920 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 44 51) the Hoare annotation is: true [2018-12-02 00:33:58,920 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2018-12-02 00:33:58,920 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2018-12-02 00:33:58,920 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 335 402) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-12-02 00:33:58,920 INFO L448 ceAbstractionStarter]: For program point L347(lines 347 351) no Hoare annotation was computed. [2018-12-02 00:33:58,921 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 335 402) no Hoare annotation was computed. [2018-12-02 00:33:58,921 INFO L444 ceAbstractionStarter]: At program point L395(lines 344 396) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-12-02 00:33:58,921 INFO L444 ceAbstractionStarter]: At program point L385(line 385) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-12-02 00:33:58,921 INFO L448 ceAbstractionStarter]: For program point L383(lines 383 389) no Hoare annotation was computed. [2018-12-02 00:33:58,921 INFO L444 ceAbstractionStarter]: At program point L383-1(lines 375 390) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-12-02 00:33:58,921 INFO L448 ceAbstractionStarter]: For program point L346(lines 345 394) no Hoare annotation was computed. [2018-12-02 00:33:58,921 INFO L444 ceAbstractionStarter]: At program point L377(line 377) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-12-02 00:33:58,921 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 390) no Hoare annotation was computed. [2018-12-02 00:33:58,921 INFO L444 ceAbstractionStarter]: At program point L367(line 367) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-12-02 00:33:58,922 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 371) no Hoare annotation was computed. [2018-12-02 00:33:58,922 INFO L448 ceAbstractionStarter]: For program point L365-1(lines 365 371) no Hoare annotation was computed. [2018-12-02 00:33:58,922 INFO L444 ceAbstractionStarter]: At program point L392(lines 345 394) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-12-02 00:33:58,922 INFO L444 ceAbstractionStarter]: At program point L357(line 357) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-12-02 00:33:58,922 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 361) no Hoare annotation was computed. [2018-12-02 00:33:58,922 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 335 402) no Hoare annotation was computed. [2018-12-02 00:33:58,922 INFO L448 ceAbstractionStarter]: For program point L355-1(lines 355 361) no Hoare annotation was computed. [2018-12-02 00:33:58,922 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 52 61) the Hoare annotation is: true [2018-12-02 00:33:58,922 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 52 61) no Hoare annotation was computed. [2018-12-02 00:33:58,923 INFO L448 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-12-02 00:33:58,923 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 52 61) no Hoare annotation was computed. [2018-12-02 00:33:58,923 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 62 90) the Hoare annotation is: true [2018-12-02 00:33:58,923 INFO L444 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-12-02 00:33:58,923 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 62 90) no Hoare annotation was computed. [2018-12-02 00:33:58,923 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2018-12-02 00:33:58,923 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 84) no Hoare annotation was computed. [2018-12-02 00:33:58,923 INFO L451 ceAbstractionStarter]: At program point L72(line 72) the Hoare annotation is: true [2018-12-02 00:33:58,923 INFO L448 ceAbstractionStarter]: For program point L72-1(line 72) no Hoare annotation was computed. [2018-12-02 00:33:58,923 INFO L448 ceAbstractionStarter]: For program point L70(lines 70 87) no Hoare annotation was computed. [2018-12-02 00:33:58,924 INFO L448 ceAbstractionStarter]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2018-12-02 00:33:58,924 INFO L451 ceAbstractionStarter]: At program point L68(line 68) the Hoare annotation is: true [2018-12-02 00:33:58,924 INFO L448 ceAbstractionStarter]: For program point L68-1(line 68) no Hoare annotation was computed. [2018-12-02 00:33:58,924 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 489 511) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-12-02 00:33:58,924 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 489 511) no Hoare annotation was computed. [2018-12-02 00:33:58,924 INFO L444 ceAbstractionStarter]: At program point L501(line 501) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-12-02 00:33:58,924 INFO L444 ceAbstractionStarter]: At program point L501-1(line 501) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-12-02 00:33:58,924 INFO L448 ceAbstractionStarter]: For program point L499(lines 499 506) no Hoare annotation was computed. [2018-12-02 00:33:58,924 INFO L448 ceAbstractionStarter]: For program point L499-1(lines 499 506) no Hoare annotation was computed. [2018-12-02 00:33:58,925 INFO L448 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-12-02 00:33:58,925 INFO L444 ceAbstractionStarter]: At program point L496(line 496) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-12-02 00:33:58,925 INFO L444 ceAbstractionStarter]: At program point L495(line 495) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-12-02 00:33:58,925 INFO L444 ceAbstractionStarter]: At program point L495-1(line 495) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-12-02 00:33:58,925 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 489 511) no Hoare annotation was computed. [2018-12-02 00:33:58,925 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 228 242) no Hoare annotation was computed. [2018-12-02 00:33:58,925 INFO L444 ceAbstractionStarter]: At program point L234(line 234) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-12-02 00:33:58,925 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 238) no Hoare annotation was computed. [2018-12-02 00:33:58,926 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 228 242) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2018-12-02 00:33:58,926 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 228 242) no Hoare annotation was computed. [2018-12-02 00:33:58,926 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 183 191) no Hoare annotation was computed. [2018-12-02 00:33:58,926 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 183 191) the Hoare annotation is: true [2018-12-02 00:33:58,926 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 183 191) no Hoare annotation was computed. [2018-12-02 00:33:58,926 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 00:33:58,926 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-02 00:33:58,926 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 00:33:58,926 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 324 332) the Hoare annotation is: true [2018-12-02 00:33:58,927 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 324 332) no Hoare annotation was computed. [2018-12-02 00:33:58,927 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 324 332) no Hoare annotation was computed. [2018-12-02 00:33:58,927 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 280 291) the Hoare annotation is: true [2018-12-02 00:33:58,927 INFO L448 ceAbstractionStarter]: For program point L284-1(lines 280 291) no Hoare annotation was computed. [2018-12-02 00:33:58,927 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 280 291) no Hoare annotation was computed. [2018-12-02 00:33:58,927 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 414 443) no Hoare annotation was computed. [2018-12-02 00:33:58,927 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 414 443) the Hoare annotation is: true [2018-12-02 00:33:58,927 INFO L451 ceAbstractionStarter]: At program point L439(lines 414 443) the Hoare annotation is: true [2018-12-02 00:33:58,927 INFO L448 ceAbstractionStarter]: For program point L435(line 435) no Hoare annotation was computed. [2018-12-02 00:33:58,927 INFO L448 ceAbstractionStarter]: For program point L428(lines 428 432) no Hoare annotation was computed. [2018-12-02 00:33:58,927 INFO L451 ceAbstractionStarter]: At program point L428-1(lines 428 432) the Hoare annotation is: true [2018-12-02 00:33:58,927 INFO L448 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-12-02 00:33:58,927 INFO L451 ceAbstractionStarter]: At program point L424-2(lines 424 438) the Hoare annotation is: true [2018-12-02 00:33:58,927 INFO L451 ceAbstractionStarter]: At program point L420(line 420) the Hoare annotation is: true [2018-12-02 00:33:58,928 INFO L448 ceAbstractionStarter]: For program point L420-1(line 420) no Hoare annotation was computed. [2018-12-02 00:33:58,928 INFO L444 ceAbstractionStarter]: At program point L120(line 120) the Hoare annotation is: (or (not (= ~systemActive~0 0)) (not (= 0 ~pumpRunning~0))) [2018-12-02 00:33:58,928 INFO L451 ceAbstractionStarter]: At program point L118(lines 118 124) the Hoare annotation is: true [2018-12-02 00:33:58,928 INFO L444 ceAbstractionStarter]: At program point L113(line 113) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-12-02 00:33:58,928 INFO L451 ceAbstractionStarter]: At program point timeShiftENTRY(lines 104 130) the Hoare annotation is: true [2018-12-02 00:33:58,928 INFO L448 ceAbstractionStarter]: For program point L111(lines 107 129) no Hoare annotation was computed. [2018-12-02 00:33:58,928 INFO L448 ceAbstractionStarter]: For program point L109(lines 107 129) no Hoare annotation was computed. [2018-12-02 00:33:58,928 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 104 130) no Hoare annotation was computed. [2018-12-02 00:33:58,928 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 104 130) no Hoare annotation was computed. [2018-12-02 00:33:58,928 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 256 267) the Hoare annotation is: true [2018-12-02 00:33:58,928 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 256 267) no Hoare annotation was computed. [2018-12-02 00:33:58,928 INFO L448 ceAbstractionStarter]: For program point L260-1(lines 256 267) no Hoare annotation was computed. [2018-12-02 00:33:58,929 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 890 896) no Hoare annotation was computed. [2018-12-02 00:33:58,929 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 890 896) the Hoare annotation is: true [2018-12-02 00:33:58,929 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 468 474) no Hoare annotation was computed. [2018-12-02 00:33:58,929 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 468 474) the Hoare annotation is: true [2018-12-02 00:33:58,929 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 00:33:58,929 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) [2018-12-02 00:33:58,929 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 00:33:58,929 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 00:33:58,929 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 243 250) no Hoare annotation was computed. [2018-12-02 00:33:58,929 INFO L451 ceAbstractionStarter]: At program point startSystemENTRY(lines 243 250) the Hoare annotation is: true [2018-12-02 00:33:58,929 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 243 250) no Hoare annotation was computed. [2018-12-02 00:33:58,929 INFO L448 ceAbstractionStarter]: For program point L272-1(lines 268 279) no Hoare annotation was computed. [2018-12-02 00:33:58,930 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 268 279) no Hoare annotation was computed. [2018-12-02 00:33:58,930 INFO L451 ceAbstractionStarter]: At program point waterRiseENTRY(lines 268 279) the Hoare annotation is: true [2018-12-02 00:33:58,930 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 408) no Hoare annotation was computed. [2018-12-02 00:33:58,930 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 404 411) no Hoare annotation was computed. [2018-12-02 00:33:58,930 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 404 411) the Hoare annotation is: true [2018-12-02 00:33:58,930 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 404 411) no Hoare annotation was computed. [2018-12-02 00:33:58,930 INFO L444 ceAbstractionStarter]: At program point L480(line 480) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-12-02 00:33:58,930 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 475 485) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-12-02 00:33:58,930 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 475 485) no Hoare annotation was computed. [2018-12-02 00:33:58,930 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 475 485) no Hoare annotation was computed. [2018-12-02 00:33:58,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 12:33:58 BoogieIcfgContainer [2018-12-02 00:33:58,939 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 00:33:58,939 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 00:33:58,939 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 00:33:58,940 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 00:33:58,940 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:33:57" (3/4) ... [2018-12-02 00:33:58,943 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 00:33:58,948 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-02 00:33:58,948 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-02 00:33:58,948 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-02 00:33:58,948 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-02 00:33:58,948 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-02 00:33:58,948 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-12-02 00:33:58,948 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-12-02 00:33:58,948 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-12-02 00:33:58,948 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 00:33:58,948 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-12-02 00:33:58,948 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-02 00:33:58,948 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 00:33:58,948 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-02 00:33:58,948 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-02 00:33:58,948 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-02 00:33:58,948 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-02 00:33:58,948 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-02 00:33:58,949 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-02 00:33:58,949 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-02 00:33:58,949 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-02 00:33:58,949 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-02 00:33:58,949 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-02 00:33:58,949 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-02 00:33:58,955 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-12-02 00:33:58,955 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-02 00:33:58,955 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-02 00:33:58,955 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 00:33:58,955 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 00:33:58,956 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 00:33:58,978 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || !(\old(systemActive) == 1) [2018-12-02 00:33:58,978 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) [2018-12-02 00:33:59,006 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e9994fcd-435b-4906-9b33-a9e1599e4429/bin-2019/utaipan/witness.graphml [2018-12-02 00:33:59,006 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 00:33:59,007 INFO L168 Benchmark]: Toolchain (without parser) took 1833.34 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.0 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -132.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 00:33:59,008 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 00:33:59,008 INFO L168 Benchmark]: CACSL2BoogieTranslator took 290.47 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.0 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -146.6 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2018-12-02 00:33:59,008 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.04 ms. Allocated memory is still 1.1 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. [2018-12-02 00:33:59,008 INFO L168 Benchmark]: Boogie Preprocessor took 20.12 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 00:33:59,008 INFO L168 Benchmark]: RCFGBuilder took 269.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 41.2 MB). Peak memory consumption was 41.2 MB. Max. memory is 11.5 GB. [2018-12-02 00:33:59,008 INFO L168 Benchmark]: TraceAbstraction took 1160.86 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -37.0 MB). Peak memory consumption was 215.5 MB. Max. memory is 11.5 GB. [2018-12-02 00:33:59,009 INFO L168 Benchmark]: Witness Printer took 67.07 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-02 00:33:59,010 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 290.47 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.0 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -146.6 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.04 ms. Allocated memory is still 1.1 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. * Boogie Preprocessor took 20.12 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 269.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 41.2 MB). Peak memory consumption was 41.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1160.86 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -37.0 MB). Peak memory consumption was 215.5 MB. Max. memory is 11.5 GB. * Witness Printer took 67.07 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 408]: 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: 424]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || !(\old(systemActive) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 24 procedures, 117 locations, 1 error locations. SAFE Result, 1.1s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 465 SDtfs, 225 SDslu, 795 SDs, 0 SdLazy, 218 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=194occurred in iteration=3, 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: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 24 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 202 PreInvPairs, 224 NumberOfFragments, 318 HoareAnnotationTreeSize, 202 FomulaSimplifications, 129 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 49 FomulaSimplificationsInter, 587 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 252 NumberOfCodeBlocks, 252 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 248 ConstructedInterpolants, 0 QuantifiedInterpolants, 25622 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...