./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product46_false-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e5677500-a4a4-43ff-877d-04f334803ca0/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e5677500-a4a4-43ff-877d-04f334803ca0/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e5677500-a4a4-43ff-877d-04f334803ca0/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e5677500-a4a4-43ff-877d-04f334803ca0/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product46_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e5677500-a4a4-43ff-877d-04f334803ca0/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e5677500-a4a4-43ff-877d-04f334803ca0/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 209a5f451d4da606f6f89775a0cb8490169e98a1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:59:59,578 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:59:59,579 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:59:59,586 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:59:59,586 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:59:59,587 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:59:59,588 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:59:59,589 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:59:59,590 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:59:59,591 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:59:59,591 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:59:59,591 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:59:59,592 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:59:59,593 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:59:59,593 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:59:59,594 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:59:59,594 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:59:59,596 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:59:59,597 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:59:59,598 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:59:59,599 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:59:59,600 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:59:59,601 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:59:59,601 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:59:59,602 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:59:59,602 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:59:59,603 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:59:59,603 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:59:59,604 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:59:59,605 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:59:59,605 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:59:59,606 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:59:59,606 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:59:59,606 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:59:59,606 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:59:59,607 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:59:59,607 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e5677500-a4a4-43ff-877d-04f334803ca0/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-10 12:59:59,618 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:59:59,618 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:59:59,619 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:59:59,619 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:59:59,620 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 12:59:59,620 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-10 12:59:59,620 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-10 12:59:59,620 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-10 12:59:59,620 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-10 12:59:59,620 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-10 12:59:59,620 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-10 12:59:59,621 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:59:59,621 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:59:59,621 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 12:59:59,621 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:59:59,621 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:59:59,621 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:59:59,621 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-10 12:59:59,622 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-10 12:59:59,622 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-10 12:59:59,622 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:59:59,622 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:59:59,622 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-10 12:59:59,622 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-10 12:59:59,622 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:59:59,623 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 12:59:59,623 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-10 12:59:59,623 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:59:59,623 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 12:59:59,623 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-10 12:59:59,624 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-10 12:59:59,624 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_e5677500-a4a4-43ff-877d-04f334803ca0/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(F end) ) 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 -> 209a5f451d4da606f6f89775a0cb8490169e98a1 [2018-11-10 12:59:59,646 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:59:59,654 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:59:59,656 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:59:59,657 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:59:59,657 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:59:59,658 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e5677500-a4a4-43ff-877d-04f334803ca0/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product46_false-unreach-call_false-termination.cil.c [2018-11-10 12:59:59,694 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e5677500-a4a4-43ff-877d-04f334803ca0/bin-2019/uautomizer/data/7bed85628/47610cc8716d40d4a6561e7e9ea3ed09/FLAGc18e08aa9 [2018-11-10 13:00:00,022 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:00:00,023 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e5677500-a4a4-43ff-877d-04f334803ca0/sv-benchmarks/c/product-lines/minepump_spec4_product46_false-unreach-call_false-termination.cil.c [2018-11-10 13:00:00,029 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e5677500-a4a4-43ff-877d-04f334803ca0/bin-2019/uautomizer/data/7bed85628/47610cc8716d40d4a6561e7e9ea3ed09/FLAGc18e08aa9 [2018-11-10 13:00:00,038 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e5677500-a4a4-43ff-877d-04f334803ca0/bin-2019/uautomizer/data/7bed85628/47610cc8716d40d4a6561e7e9ea3ed09 [2018-11-10 13:00:00,040 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:00:00,041 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:00:00,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:00:00,041 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:00:00,043 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:00:00,044 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:00:00" (1/1) ... [2018-11-10 13:00:00,046 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9bb135 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:00:00, skipping insertion in model container [2018-11-10 13:00:00,046 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:00:00" (1/1) ... [2018-11-10 13:00:00,052 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:00:00,083 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:00:00,264 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:00:00,273 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:00:00,326 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:00:00,344 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:00:00,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:00:00 WrapperNode [2018-11-10 13:00:00,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:00:00,345 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:00:00,345 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:00:00,345 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:00:00,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:00:00" (1/1) ... [2018-11-10 13:00:00,406 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:00:00" (1/1) ... [2018-11-10 13:00:00,441 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:00:00,442 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:00:00,442 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:00:00,442 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:00:00,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:00:00" (1/1) ... [2018-11-10 13:00:00,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:00:00" (1/1) ... [2018-11-10 13:00:00,455 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:00:00" (1/1) ... [2018-11-10 13:00:00,455 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:00:00" (1/1) ... [2018-11-10 13:00:00,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:00:00" (1/1) ... [2018-11-10 13:00:00,473 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:00:00" (1/1) ... [2018-11-10 13:00:00,476 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:00:00" (1/1) ... [2018-11-10 13:00:00,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:00:00,480 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:00:00,480 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:00:00,480 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:00:00,481 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:00:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e5677500-a4a4-43ff-877d-04f334803ca0/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 13:00:00,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:00:00,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:00:01,200 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:00:01,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:00:01 BoogieIcfgContainer [2018-11-10 13:00:01,200 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 13:00:01,200 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-10 13:00:01,201 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-10 13:00:01,203 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-10 13:00:01,203 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 13:00:01,204 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 01:00:00" (1/3) ... [2018-11-10 13:00:01,204 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@79ce9bfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 01:00:01, skipping insertion in model container [2018-11-10 13:00:01,204 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 13:00:01,205 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:00:00" (2/3) ... [2018-11-10 13:00:01,205 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@79ce9bfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 01:00:01, skipping insertion in model container [2018-11-10 13:00:01,205 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 13:00:01,205 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:00:01" (3/3) ... [2018-11-10 13:00:01,207 INFO L375 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_product46_false-unreach-call_false-termination.cil.c [2018-11-10 13:00:01,245 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 13:00:01,245 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-10 13:00:01,245 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-10 13:00:01,245 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-10 13:00:01,245 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 13:00:01,245 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 13:00:01,246 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-10 13:00:01,246 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 13:00:01,246 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-10 13:00:01,259 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 183 states. [2018-11-10 13:00:01,282 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 119 [2018-11-10 13:00:01,282 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 13:00:01,282 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 13:00:01,287 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:00:01,287 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:00:01,287 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-10 13:00:01,288 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 183 states. [2018-11-10 13:00:01,294 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 119 [2018-11-10 13:00:01,294 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 13:00:01,294 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 13:00:01,295 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:00:01,295 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:00:01,300 INFO L793 eck$LassoCheckResult]: Stem: 130#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string21.base, #t~string21.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string22.base, #t~string22.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string23.base, #t~string23.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string24.base, #t~string24.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string25.base, #t~string25.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string26.base, #t~string26.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string30.base, #t~string30.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string31.base, #t~string31.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string32.base, #t~string32.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string33.base, #t~string33.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string34.base, #t~string34.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string35.base, #t~string35.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string43.base, #t~string43.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string45.base, #t~string45.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string45.base,#t~string45.offset + 0 := 79];#memory_int := #memory_int[#t~string45.base,#t~string45.offset + 1 := 110];#memory_int := #memory_int[#t~string45.base,#t~string45.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 4;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string47.base, #t~string47.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string47.base,#t~string47.offset + 0 := 79];#memory_int := #memory_int[#t~string47.base,#t~string47.offset + 1 := 102];#memory_int := #memory_int[#t~string47.base,#t~string47.offset + 2 := 102];#memory_int := #memory_int[#t~string47.base,#t~string47.offset + 3 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string49.base, #t~string49.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 0 := 44];#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 1 := 80];#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 2 := 117];#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 3 := 109];#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 4 := 112];#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 5 := 58];#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string51.base, #t~string51.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string51.base,#t~string51.offset + 0 := 79];#memory_int := #memory_int[#t~string51.base,#t~string51.offset + 1 := 110];#memory_int := #memory_int[#t~string51.base,#t~string51.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 4;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string53.base, #t~string53.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 0 := 79];#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 1 := 102];#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 2 := 102];#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 3 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string55.base, #t~string55.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string55.base,#t~string55.offset + 0 := 41];#memory_int := #memory_int[#t~string55.base,#t~string55.offset + 1 := 32];#memory_int := #memory_int[#t~string55.base,#t~string55.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string57.base, #t~string57.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string57.base,#t~string57.offset + 0 := 10];#memory_int := #memory_int[#t~string57.base,#t~string57.offset + 1 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string60.base, #t~string60.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string62.base, #t~string62.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 0 := 44];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 1 := 77];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 2 := 101];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 3 := 116];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 4 := 104];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 5 := 58];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 5;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string64.base, #t~string64.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 0 := 67];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 1 := 82];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 2 := 73];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 3 := 84];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 4 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string66.base, #t~string66.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 0 := 79];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 1 := 75];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string68.base, #t~string68.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 0 := 41];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 1 := 0];~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 16#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0;assume { :begin_inline_select_helpers } true; 141#L941true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 83#L934true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~11;havoc valid_product_~retValue_acc~11;valid_product_~retValue_acc~11 := 1;valid_product_#res := valid_product_~retValue_acc~11; 167#L949true main_#t~ret0 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; 102#L130true assume main_~tmp~0 != 0;assume { :begin_inline_setup } true; 34#L103true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet69, test_#t~nondet70, test_#t~nondet71, test_#t~nondet72, test_~splverifierCounter~0, test_~tmp~9, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~9;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 103#L862-3true [2018-11-10 13:00:01,300 INFO L795 eck$LassoCheckResult]: Loop: 103#L862-3true assume true; 100#L862-1true assume !false; 40#L863true assume test_~splverifierCounter~0 < 4; 146#L864true test_~tmp~9 := test_#t~nondet69;havoc test_#t~nondet69; 151#L872true assume !(test_~tmp~9 != 0); 155#L872-2true test_~tmp___0~2 := test_#t~nondet70;havoc test_#t~nondet70; 48#L882true assume !(test_~tmp___0~2 != 0); 53#L882-2true test_~tmp___2~0 := test_#t~nondet71;havoc test_#t~nondet71; 110#L892true assume !(test_~tmp___2~0 != 0);test_~tmp___1~0 := test_#t~nondet72;havoc test_#t~nondet72; 115#L900true assume test_~tmp___1~0 != 0; 119#L900-2true assume { :begin_inline_timeShift } true; 101#L562true assume !(~pumpRunning~0 != 0); 104#L562-2true assume !(~systemActive~0 != 0); 162#L569-1true assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret1, __utac_acc__Specification4_spec__1_#t~ret2, __utac_acc__Specification4_spec__1_~tmp~1, __utac_acc__Specification4_spec__1_~tmp___0~0;havoc __utac_acc__Specification4_spec__1_~tmp~1;havoc __utac_acc__Specification4_spec__1_~tmp___0~0;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~8;havoc getWaterLevel_~retValue_acc~8;getWaterLevel_~retValue_acc~8 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~8; 9#L833true __utac_acc__Specification4_spec__1_#t~ret1 := getWaterLevel_#res;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~1 := __utac_acc__Specification4_spec__1_#t~ret1;havoc __utac_acc__Specification4_spec__1_#t~ret1; 60#L155true assume !(__utac_acc__Specification4_spec__1_~tmp~1 == 0); 56#L155-1true assume { :end_inline___utac_acc__Specification4_spec__1 } true; 59#L579true assume { :end_inline_timeShift } true; 103#L862-3true [2018-11-10 13:00:01,305 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:00:01,305 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times [2018-11-10 13:00:01,307 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:00:01,307 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:00:01,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:00:01,340 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:00:01,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:00:01,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 13:00:01,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 13:00:01,546 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:00:01,546 INFO L82 PathProgramCache]: Analyzing trace with hash -944869900, now seen corresponding path program 1 times [2018-11-10 13:00:01,546 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:00:01,546 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:00:01,547 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:00:01,547 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:00:01,547 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:00:01,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 13:00:01,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 13:00:01,559 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:00:01,559 INFO L82 PathProgramCache]: Analyzing trace with hash 237771448, now seen corresponding path program 1 times [2018-11-10 13:00:01,559 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:00:01,559 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:00:01,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:00:01,560 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:00:01,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:00:01,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:00:01,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:00:01,688 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:00:01,689 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 13:00:01,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 13:00:01,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-10 13:00:01,788 INFO L87 Difference]: Start difference. First operand 183 states. Second operand 6 states. [2018-11-10 13:00:01,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:00:01,921 INFO L93 Difference]: Finished difference Result 180 states and 232 transitions. [2018-11-10 13:00:01,921 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-10 13:00:01,923 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 180 states and 232 transitions. [2018-11-10 13:00:01,927 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 115 [2018-11-10 13:00:01,931 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 180 states to 170 states and 222 transitions. [2018-11-10 13:00:01,932 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 170 [2018-11-10 13:00:01,933 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 170 [2018-11-10 13:00:01,933 INFO L73 IsDeterministic]: Start isDeterministic. Operand 170 states and 222 transitions. [2018-11-10 13:00:01,934 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 13:00:01,934 INFO L705 BuchiCegarLoop]: Abstraction has 170 states and 222 transitions. [2018-11-10 13:00:01,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states and 222 transitions. [2018-11-10 13:00:01,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 170. [2018-11-10 13:00:01,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2018-11-10 13:00:01,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 222 transitions. [2018-11-10 13:00:01,961 INFO L728 BuchiCegarLoop]: Abstraction has 170 states and 222 transitions. [2018-11-10 13:00:01,961 INFO L608 BuchiCegarLoop]: Abstraction has 170 states and 222 transitions. [2018-11-10 13:00:01,961 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-10 13:00:01,961 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 170 states and 222 transitions. [2018-11-10 13:00:01,963 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 115 [2018-11-10 13:00:01,963 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 13:00:01,964 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 13:00:01,964 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:00:01,964 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:00:01,965 INFO L793 eck$LassoCheckResult]: Stem: 533#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string21.base, #t~string21.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string22.base, #t~string22.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string23.base, #t~string23.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string24.base, #t~string24.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string25.base, #t~string25.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string26.base, #t~string26.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string30.base, #t~string30.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string31.base, #t~string31.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string32.base, #t~string32.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string33.base, #t~string33.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string34.base, #t~string34.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string35.base, #t~string35.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string43.base, #t~string43.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string45.base, #t~string45.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string45.base,#t~string45.offset + 0 := 79];#memory_int := #memory_int[#t~string45.base,#t~string45.offset + 1 := 110];#memory_int := #memory_int[#t~string45.base,#t~string45.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 4;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string47.base, #t~string47.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string47.base,#t~string47.offset + 0 := 79];#memory_int := #memory_int[#t~string47.base,#t~string47.offset + 1 := 102];#memory_int := #memory_int[#t~string47.base,#t~string47.offset + 2 := 102];#memory_int := #memory_int[#t~string47.base,#t~string47.offset + 3 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string49.base, #t~string49.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 0 := 44];#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 1 := 80];#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 2 := 117];#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 3 := 109];#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 4 := 112];#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 5 := 58];#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string51.base, #t~string51.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string51.base,#t~string51.offset + 0 := 79];#memory_int := #memory_int[#t~string51.base,#t~string51.offset + 1 := 110];#memory_int := #memory_int[#t~string51.base,#t~string51.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 4;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string53.base, #t~string53.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 0 := 79];#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 1 := 102];#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 2 := 102];#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 3 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string55.base, #t~string55.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string55.base,#t~string55.offset + 0 := 41];#memory_int := #memory_int[#t~string55.base,#t~string55.offset + 1 := 32];#memory_int := #memory_int[#t~string55.base,#t~string55.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string57.base, #t~string57.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string57.base,#t~string57.offset + 0 := 10];#memory_int := #memory_int[#t~string57.base,#t~string57.offset + 1 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string60.base, #t~string60.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string62.base, #t~string62.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 0 := 44];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 1 := 77];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 2 := 101];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 3 := 116];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 4 := 104];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 5 := 58];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 5;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string64.base, #t~string64.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 0 := 67];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 1 := 82];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 2 := 73];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 3 := 84];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 4 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string66.base, #t~string66.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 0 := 79];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 1 := 75];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string68.base, #t~string68.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 0 := 41];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 1 := 0];~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 401#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0;assume { :begin_inline_select_helpers } true; 402#L941 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 500#L934 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~11;havoc valid_product_~retValue_acc~11;valid_product_~retValue_acc~11 := 1;valid_product_#res := valid_product_~retValue_acc~11; 501#L949 main_#t~ret0 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; 524#L130 assume main_~tmp~0 != 0;assume { :begin_inline_setup } true; 433#L103 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet69, test_#t~nondet70, test_#t~nondet71, test_#t~nondet72, test_~splverifierCounter~0, test_~tmp~9, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~9;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 434#L862-3 [2018-11-10 13:00:01,966 INFO L795 eck$LassoCheckResult]: Loop: 434#L862-3 assume true; 522#L862-1 assume !false; 442#L863 assume test_~splverifierCounter~0 < 4; 443#L864 test_~tmp~9 := test_#t~nondet69;havoc test_#t~nondet69; 541#L872 assume !(test_~tmp~9 != 0); 537#L872-2 test_~tmp___0~2 := test_#t~nondet70;havoc test_#t~nondet70; 451#L882 assume !(test_~tmp___0~2 != 0); 453#L882-2 test_~tmp___2~0 := test_#t~nondet71;havoc test_#t~nondet71; 463#L892 assume test_~tmp___2~0 != 0;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 525#L754 assume { :end_inline_startSystem } true; 527#L900-2 assume { :begin_inline_timeShift } true; 523#L562 assume !(~pumpRunning~0 != 0); 421#L562-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret39, processEnvironment_~tmp~6;havoc processEnvironment_~tmp~6; 511#L620 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__methaneQuery } true;havoc processEnvironment__wrappee__methaneQuery_#t~ret38, processEnvironment__wrappee__methaneQuery_~tmp~5;havoc processEnvironment__wrappee__methaneQuery_~tmp~5; 512#L594-2 assume !(~pumpRunning~0 == 0);assume { :begin_inline_processEnvironment__wrappee__base } true; 536#L586-3 assume { :end_inline_processEnvironment__wrappee__base } true; 480#L594-3 assume { :end_inline_processEnvironment__wrappee__methaneQuery } true; 517#L620-1 assume { :end_inline_processEnvironment } true; 518#L569-1 assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret1, __utac_acc__Specification4_spec__1_#t~ret2, __utac_acc__Specification4_spec__1_~tmp~1, __utac_acc__Specification4_spec__1_~tmp___0~0;havoc __utac_acc__Specification4_spec__1_~tmp~1;havoc __utac_acc__Specification4_spec__1_~tmp___0~0;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~8;havoc getWaterLevel_~retValue_acc~8;getWaterLevel_~retValue_acc~8 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~8; 392#L833 __utac_acc__Specification4_spec__1_#t~ret1 := getWaterLevel_#res;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~1 := __utac_acc__Specification4_spec__1_#t~ret1;havoc __utac_acc__Specification4_spec__1_#t~ret1; 393#L155 assume !(__utac_acc__Specification4_spec__1_~tmp~1 == 0); 467#L155-1 assume { :end_inline___utac_acc__Specification4_spec__1 } true; 468#L579 assume { :end_inline_timeShift } true; 434#L862-3 [2018-11-10 13:00:01,966 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:00:01,966 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times [2018-11-10 13:00:01,967 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:00:01,967 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:00:01,967 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:00:01,967 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:00:01,968 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:00:02,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 13:00:02,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 13:00:02,041 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:00:02,041 INFO L82 PathProgramCache]: Analyzing trace with hash -2052354461, now seen corresponding path program 1 times [2018-11-10 13:00:02,042 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:00:02,042 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:00:02,042 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:00:02,043 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 13:00:02,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:00:02,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:00:02,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:00:02,074 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:00:02,075 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 13:00:02,075 INFO L810 eck$LassoCheckResult]: loop already infeasible [2018-11-10 13:00:02,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 13:00:02,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 13:00:02,076 INFO L87 Difference]: Start difference. First operand 170 states and 222 transitions. cyclomatic complexity: 54 Second operand 3 states. [2018-11-10 13:00:02,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:00:02,149 INFO L93 Difference]: Finished difference Result 234 states and 293 transitions. [2018-11-10 13:00:02,150 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 13:00:02,150 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 234 states and 293 transitions. [2018-11-10 13:00:02,152 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 164 [2018-11-10 13:00:02,154 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 234 states to 234 states and 293 transitions. [2018-11-10 13:00:02,154 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 234 [2018-11-10 13:00:02,154 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 234 [2018-11-10 13:00:02,155 INFO L73 IsDeterministic]: Start isDeterministic. Operand 234 states and 293 transitions. [2018-11-10 13:00:02,156 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 13:00:02,156 INFO L705 BuchiCegarLoop]: Abstraction has 234 states and 293 transitions. [2018-11-10 13:00:02,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states and 293 transitions. [2018-11-10 13:00:02,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 234. [2018-11-10 13:00:02,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2018-11-10 13:00:02,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 293 transitions. [2018-11-10 13:00:02,165 INFO L728 BuchiCegarLoop]: Abstraction has 234 states and 293 transitions. [2018-11-10 13:00:02,165 INFO L608 BuchiCegarLoop]: Abstraction has 234 states and 293 transitions. [2018-11-10 13:00:02,165 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2018-11-10 13:00:02,165 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 234 states and 293 transitions. [2018-11-10 13:00:02,167 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 164 [2018-11-10 13:00:02,167 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 13:00:02,167 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 13:00:02,168 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:00:02,168 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:00:02,168 INFO L793 eck$LassoCheckResult]: Stem: 946#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string21.base, #t~string21.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string22.base, #t~string22.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string23.base, #t~string23.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string24.base, #t~string24.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string25.base, #t~string25.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string26.base, #t~string26.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string30.base, #t~string30.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string31.base, #t~string31.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string32.base, #t~string32.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string33.base, #t~string33.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string34.base, #t~string34.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string35.base, #t~string35.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string43.base, #t~string43.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string45.base, #t~string45.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string45.base,#t~string45.offset + 0 := 79];#memory_int := #memory_int[#t~string45.base,#t~string45.offset + 1 := 110];#memory_int := #memory_int[#t~string45.base,#t~string45.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 4;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string47.base, #t~string47.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string47.base,#t~string47.offset + 0 := 79];#memory_int := #memory_int[#t~string47.base,#t~string47.offset + 1 := 102];#memory_int := #memory_int[#t~string47.base,#t~string47.offset + 2 := 102];#memory_int := #memory_int[#t~string47.base,#t~string47.offset + 3 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string49.base, #t~string49.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 0 := 44];#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 1 := 80];#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 2 := 117];#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 3 := 109];#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 4 := 112];#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 5 := 58];#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string51.base, #t~string51.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string51.base,#t~string51.offset + 0 := 79];#memory_int := #memory_int[#t~string51.base,#t~string51.offset + 1 := 110];#memory_int := #memory_int[#t~string51.base,#t~string51.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 4;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string53.base, #t~string53.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 0 := 79];#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 1 := 102];#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 2 := 102];#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 3 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string55.base, #t~string55.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string55.base,#t~string55.offset + 0 := 41];#memory_int := #memory_int[#t~string55.base,#t~string55.offset + 1 := 32];#memory_int := #memory_int[#t~string55.base,#t~string55.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string57.base, #t~string57.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string57.base,#t~string57.offset + 0 := 10];#memory_int := #memory_int[#t~string57.base,#t~string57.offset + 1 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string60.base, #t~string60.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string62.base, #t~string62.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 0 := 44];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 1 := 77];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 2 := 101];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 3 := 116];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 4 := 104];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 5 := 58];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 5;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string64.base, #t~string64.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 0 := 67];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 1 := 82];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 2 := 73];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 3 := 84];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 4 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string66.base, #t~string66.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 0 := 79];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 1 := 75];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string68.base, #t~string68.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 0 := 41];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 1 := 0];~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 811#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0;assume { :begin_inline_select_helpers } true; 812#L941 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 910#L934 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~11;havoc valid_product_~retValue_acc~11;valid_product_~retValue_acc~11 := 1;valid_product_#res := valid_product_~retValue_acc~11; 911#L949 main_#t~ret0 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; 934#L130 assume main_~tmp~0 != 0;assume { :begin_inline_setup } true; 843#L103 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet69, test_#t~nondet70, test_#t~nondet71, test_#t~nondet72, test_~splverifierCounter~0, test_~tmp~9, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~9;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 844#L862-3 [2018-11-10 13:00:02,169 INFO L795 eck$LassoCheckResult]: Loop: 844#L862-3 assume true; 931#L862-1 assume !false; 851#L863 assume test_~splverifierCounter~0 < 4; 852#L864 test_~tmp~9 := test_#t~nondet69;havoc test_#t~nondet69; 1023#L872 assume !(test_~tmp~9 != 0); 1021#L872-2 test_~tmp___0~2 := test_#t~nondet70;havoc test_#t~nondet70; 1019#L882 assume !(test_~tmp___0~2 != 0); 873#L882-2 test_~tmp___2~0 := test_#t~nondet71;havoc test_#t~nondet71; 874#L892 assume test_~tmp___2~0 != 0;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 936#L754 assume { :end_inline_startSystem } true; 939#L900-2 assume { :begin_inline_timeShift } true; 932#L562 assume !(~pumpRunning~0 != 0); 933#L562-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret39, processEnvironment_~tmp~6;havoc processEnvironment_~tmp~6; 921#L620 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__methaneQuery } true;havoc processEnvironment__wrappee__methaneQuery_#t~ret38, processEnvironment__wrappee__methaneQuery_~tmp~5;havoc processEnvironment__wrappee__methaneQuery_~tmp~5; 922#L594-2 assume ~pumpRunning~0 == 0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret58, isHighWaterLevel_~retValue_acc~6, isHighWaterLevel_~tmp~8, isHighWaterLevel_~tmp___0~1;havoc isHighWaterLevel_~retValue_acc~6;havoc isHighWaterLevel_~tmp~8;havoc isHighWaterLevel_~tmp___0~1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~9;havoc isHighWaterSensorDry_~retValue_acc~9; 817#L841-1 assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~9 := 1;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~9; 818#L846-1 isHighWaterLevel_#t~ret58 := isHighWaterSensorDry_#res;assume { :end_inline_isHighWaterSensorDry } true;isHighWaterLevel_~tmp~8 := isHighWaterLevel_#t~ret58;havoc isHighWaterLevel_#t~ret58; 850#L739-3 assume isHighWaterLevel_~tmp~8 != 0;isHighWaterLevel_~tmp___0~1 := 0; 815#L739-5 isHighWaterLevel_~retValue_acc~6 := isHighWaterLevel_~tmp___0~1;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~6; 816#L745-1 processEnvironment__wrappee__methaneQuery_#t~ret38 := isHighWaterLevel_#res;assume { :end_inline_isHighWaterLevel } true;processEnvironment__wrappee__methaneQuery_~tmp~5 := processEnvironment__wrappee__methaneQuery_#t~ret38;havoc processEnvironment__wrappee__methaneQuery_#t~ret38; 899#L598-3 assume !(processEnvironment__wrappee__methaneQuery_~tmp~5 != 0);assume { :begin_inline_processEnvironment__wrappee__base } true; 901#L586-2 assume { :end_inline_processEnvironment__wrappee__base } true; 891#L594-3 assume { :end_inline_processEnvironment__wrappee__methaneQuery } true; 927#L620-1 assume { :end_inline_processEnvironment } true; 928#L569-1 assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret1, __utac_acc__Specification4_spec__1_#t~ret2, __utac_acc__Specification4_spec__1_~tmp~1, __utac_acc__Specification4_spec__1_~tmp___0~0;havoc __utac_acc__Specification4_spec__1_~tmp~1;havoc __utac_acc__Specification4_spec__1_~tmp___0~0;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~8;havoc getWaterLevel_~retValue_acc~8;getWaterLevel_~retValue_acc~8 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~8; 802#L833 __utac_acc__Specification4_spec__1_#t~ret1 := getWaterLevel_#res;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~1 := __utac_acc__Specification4_spec__1_#t~ret1;havoc __utac_acc__Specification4_spec__1_#t~ret1; 803#L155 assume !(__utac_acc__Specification4_spec__1_~tmp~1 == 0); 878#L155-1 assume { :end_inline___utac_acc__Specification4_spec__1 } true; 879#L579 assume { :end_inline_timeShift } true; 844#L862-3 [2018-11-10 13:00:02,169 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:00:02,169 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 3 times [2018-11-10 13:00:02,169 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:00:02,169 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:00:02,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:00:02,170 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:00:02,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:00:02,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 13:00:02,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 13:00:02,236 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:00:02,236 INFO L82 PathProgramCache]: Analyzing trace with hash 1367919323, now seen corresponding path program 1 times [2018-11-10 13:00:02,236 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:00:02,236 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:00:02,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:00:02,238 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 13:00:02,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:00:02,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 13:00:02,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 13:00:02,246 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:00:02,247 INFO L82 PathProgramCache]: Analyzing trace with hash 1242184599, now seen corresponding path program 1 times [2018-11-10 13:00:02,247 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:00:02,247 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:00:02,247 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:00:02,247 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:00:02,247 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:00:02,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 13:00:02,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 13:00:02,454 WARN L179 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2018-11-10 13:01:12,048 WARN L179 SmtUtils]: Spent 1.16 m on a formula simplification. DAG size of input: 405 DAG size of output: 403 [2018-11-10 13:01:46,605 WARN L179 SmtUtils]: Spent 34.56 s on a formula simplification that was a NOOP. DAG size: 403 [2018-11-10 13:01:46,665 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:01:46,667 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:01:46,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 01:01:46 BoogieIcfgContainer [2018-11-10 13:01:46,681 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-10 13:01:46,681 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 13:01:46,681 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 13:01:46,681 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 13:01:46,683 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:00:01" (3/4) ... [2018-11-10 13:01:46,686 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-10 13:01:46,737 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e5677500-a4a4-43ff-877d-04f334803ca0/bin-2019/uautomizer/witness.graphml [2018-11-10 13:01:46,737 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 13:01:46,737 INFO L168 Benchmark]: Toolchain (without parser) took 106697.20 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 224.9 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -120.7 MB). Peak memory consumption was 104.2 MB. Max. memory is 11.5 GB. [2018-11-10 13:01:46,738 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:01:46,738 INFO L168 Benchmark]: CACSL2BoogieTranslator took 303.31 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 935.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 13:01:46,738 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.0 MB). Free memory was 935.7 MB in the beginning and 1.2 GB in the end (delta: -226.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. [2018-11-10 13:01:46,739 INFO L168 Benchmark]: Boogie Preprocessor took 38.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-10 13:01:46,739 INFO L168 Benchmark]: RCFGBuilder took 720.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 108.2 MB). Peak memory consumption was 108.2 MB. Max. memory is 11.5 GB. [2018-11-10 13:01:46,739 INFO L168 Benchmark]: BuchiAutomizer took 105480.58 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 53.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -32.9 MB). Peak memory consumption was 279.2 MB. Max. memory is 11.5 GB. [2018-11-10 13:01:46,739 INFO L168 Benchmark]: Witness Printer took 55.57 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 11.5 GB. [2018-11-10 13:01:46,741 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 303.31 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 935.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 96.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.0 MB). Free memory was 935.7 MB in the beginning and 1.2 GB in the end (delta: -226.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 720.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 108.2 MB). Peak memory consumption was 108.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 105480.58 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 53.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -32.9 MB). Peak memory consumption was 279.2 MB. Max. memory is 11.5 GB. * Witness Printer took 55.57 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (2 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.2 modules have a trivial ranking function, the largest among these consists of 6 locations. The remainder module has 234 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 105.4s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 105.0s. Construction of modules took 0.1s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 234 states and ocurred in iteration 2. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 434 SDtfs, 847 SDslu, 99 SDs, 0 SdLazy, 38 SolverSat, 27 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time LassoAnalysisResults: nont1 unkn0 SFLI1 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 862]: Nontermination argument in form of an infinite program execution. [2018-11-10 13:01:46,747 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:01:46,748 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:01:46,751 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 13:01:46,752 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {NULL=0, "CRIT"=0, ",Meth:"=0, "Off"=0, ") "=34, retValue_acc=0, "On"=0, "Env(Water:%i"=0, "Pump(System:"=0, "CRIT"=38, methaneLevelCritical=0, NULL=2, tmp___0=0, retValue_acc=1, ")"=0, "i > 0 && i <= this->argsCount"=15, "OK"=0, ")"=42, tmp___1=0, tmp=0, retValue_acc=0, "__utac__get_this_arg"=23, tmp___0=0, cleanupTimeShifts=4, "libacc.c"=14, "libacc.c"=20, "libacc.c"=17, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@69a39ec9=0, "On"=8, "Off"=33, "libacc.c"=0, "__utac__get_this_arg"=0, "i > 0 && i <= this->argsCount"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@35a6c590=0, NULL=0, systemActive=1, waterLevel=1, \result=1, "__utac__get_this_argtype"=0, "i > 0 && i <= this->argsCount"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@64871750=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1eb5716a=0, ",Pump:"=0, \result=0, "Off"=28, "Env(Water:%i"=36, ") "=0, "\n"=0, "Off"=0, \result=1, retValue_acc=1, head=0, pumpRunning=0, tmp=1, ",Pump:"=29, "\n"=35, \result=0, "i > 0 && i <= this->argsCount"=26, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@628dc6ce=0, "OK"=39, "__utac__get_this_argtype"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7773a243=0, "i > 0 && i <= this->argsCount"=0, "On"=0, "libacc.c"=0, "__utac__get_this_argtype"=12, \result=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@42a616b2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@39c117f=172, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@325e5824=0, "libacc.c"=24, tmp=1, retValue_acc=1, tmp=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@45878983=0, tmp___2=172, tmp___0=0, "i > 0 && i <= this->argsCount"=18, "__utac__get_this_arg"=19, splverifierCounter=0, head=0, "__utac__get_this_arg"=0, "i > 0 && i <= this->argsCount"=22, "i > 0 && i <= this->argsCount"=0, tmp=0, "__utac__get_this_argtype"=16, "libacc.c"=0, "libacc.c"=0, "Pump(System:"=11, NULL=42, ",Meth:"=37, "On"=31, tmp=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 862]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L470] CALL "i > 0 && i <= this->argsCount" [L470] RET "i > 0 && i <= this->argsCount" [L470] CALL "libacc.c" [L470] RET "libacc.c" [L471] CALL "__utac__get_this_arg" [L471] RET "__utac__get_this_arg" [L477] CALL "i > 0 && i <= this->argsCount" [L477] RET "i > 0 && i <= this->argsCount" [L477] CALL "libacc.c" [L477] RET "libacc.c" [L478] CALL "__utac__get_this_arg" [L478] RET "__utac__get_this_arg" [L516] CALL "i > 0 && i <= this->argsCount" [L516] RET "i > 0 && i <= this->argsCount" [L516] CALL "libacc.c" [L516] RET "libacc.c" [L517] CALL "__utac__get_this_argtype" [L517] RET "__utac__get_this_argtype" [L523] CALL "i > 0 && i <= this->argsCount" [L523] RET "i > 0 && i <= this->argsCount" [L523] CALL "libacc.c" [L523] RET "libacc.c" [L524] CALL "__utac__get_this_argtype" [L524] RET "__utac__get_this_argtype" [L699] CALL "Pump(System:" [L699] RET "Pump(System:" [L703] CALL "On" [L703] RET "On" [L707] CALL "Off" [L707] RET "Off" [L711] CALL ",Pump:" [L711] RET ",Pump:" [L715] CALL "On" [L715] RET "On" [L719] CALL "Off" [L719] RET "Off" [L723] CALL ") " [L723] RET ") " [L725] CALL "\n" [L725] RET "\n" [L810] CALL "Env(Water:%i" [L810] RET "Env(Water:%i" [L811] CALL ",Meth:" [L811] RET ",Meth:" [L815] CALL "CRIT" [L815] RET "CRIT" [L819] CALL "OK" [L819] RET "OK" [L823] CALL ")" [L823] RET ")" [L40] int cleanupTimeShifts = 4; [L555] int pumpRunning = 0; [L556] int systemActive = 1; [L758] int waterLevel = 1; [L759] int methaneLevelCritical = 0; [L342] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L121] int retValue_acc ; [L122] int tmp ; [L126] FCALL select_helpers() [L127] FCALL select_features() [L128] CALL, EXPR valid_product() [L945] int retValue_acc ; [L948] retValue_acc = 1 [L949] RET return (retValue_acc); [L128] EXPR valid_product() [L128] tmp = valid_product() [L130] COND TRUE \read(tmp) [L132] FCALL setup() [L133] CALL runTest() [L112] CALL test() [L853] int splverifierCounter ; [L854] int tmp ; [L855] int tmp___0 ; [L856] int tmp___1 ; [L857] int tmp___2 ; [L860] splverifierCounter = 0 Loop: [L862] COND TRUE 1 [L864] COND TRUE splverifierCounter < 4 [L870] tmp = __VERIFIER_nondet_int() [L872] COND FALSE !(\read(tmp)) [L880] tmp___0 = __VERIFIER_nondet_int() [L882] COND FALSE !(\read(tmp___0)) [L890] tmp___2 = __VERIFIER_nondet_int() [L892] COND TRUE \read(tmp___2) [L894] CALL startSystem() [L753] RET systemActive = 1 [L894] startSystem() [L907] CALL timeShift() [L562] COND FALSE !(\read(pumpRunning)) [L569] COND TRUE \read(systemActive) [L571] CALL processEnvironment() [L617] int tmp ; [L620] COND FALSE !(\read(pumpRunning)) [L635] CALL processEnvironment__wrappee__methaneQuery() [L591] int tmp ; [L594] COND TRUE ! pumpRunning [L596] CALL, EXPR isHighWaterLevel() [L731] int retValue_acc ; [L732] int tmp ; [L733] int tmp___0 ; [L737] CALL, EXPR isHighWaterSensorDry() [L838] int retValue_acc ; [L841] COND TRUE waterLevel < 2 [L842] retValue_acc = 1 [L843] RET return (retValue_acc); [L737] EXPR isHighWaterSensorDry() [L737] tmp = isHighWaterSensorDry() [L739] COND TRUE \read(tmp) [L740] tmp___0 = 0 [L744] retValue_acc = tmp___0 [L745] RET return (retValue_acc); [L596] EXPR isHighWaterLevel() [L596] tmp = isHighWaterLevel() [L598] COND FALSE !(\read(tmp)) [L604] RET, FCALL processEnvironment__wrappee__base() [L635] RET processEnvironment__wrappee__methaneQuery() [L571] processEnvironment() [L577] CALL __utac_acc__Specification4_spec__1() [L148] int tmp ; [L149] int tmp___0 ; [L153] CALL, EXPR getWaterLevel() [L829] int retValue_acc ; [L832] retValue_acc = waterLevel [L833] RET return (retValue_acc); [L153] EXPR getWaterLevel() [L153] tmp = getWaterLevel() [L155] COND FALSE, RET !(tmp == 0) [L577] RET __utac_acc__Specification4_spec__1() [L907] timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...