./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product57_true-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_4b644898-cbbd-4c09-8c94-4be23345f769/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4b644898-cbbd-4c09-8c94-4be23345f769/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4b644898-cbbd-4c09-8c94-4be23345f769/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4b644898-cbbd-4c09-8c94-4be23345f769/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product57_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4b644898-cbbd-4c09-8c94-4be23345f769/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4b644898-cbbd-4c09-8c94-4be23345f769/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 324eb41748355c32a9add81086317d66d1f7b200 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 01:48:23,299 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 01:48:23,300 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 01:48:23,306 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 01:48:23,306 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 01:48:23,307 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 01:48:23,308 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 01:48:23,309 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 01:48:23,310 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 01:48:23,311 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 01:48:23,311 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 01:48:23,311 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 01:48:23,312 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 01:48:23,312 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 01:48:23,313 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 01:48:23,313 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 01:48:23,314 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 01:48:23,315 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 01:48:23,316 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 01:48:23,317 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 01:48:23,317 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 01:48:23,318 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 01:48:23,320 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 01:48:23,320 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 01:48:23,320 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 01:48:23,321 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 01:48:23,321 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 01:48:23,322 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 01:48:23,322 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 01:48:23,323 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 01:48:23,323 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 01:48:23,324 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 01:48:23,324 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 01:48:23,324 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 01:48:23,325 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 01:48:23,325 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 01:48:23,325 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4b644898-cbbd-4c09-8c94-4be23345f769/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-10 01:48:23,333 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 01:48:23,334 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 01:48:23,335 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 01:48:23,335 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 01:48:23,335 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 01:48:23,335 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-10 01:48:23,335 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-10 01:48:23,335 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-10 01:48:23,335 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-10 01:48:23,336 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-10 01:48:23,336 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-10 01:48:23,336 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 01:48:23,336 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 01:48:23,336 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 01:48:23,336 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 01:48:23,336 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 01:48:23,336 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 01:48:23,337 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-10 01:48:23,337 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-10 01:48:23,337 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-10 01:48:23,337 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 01:48:23,337 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 01:48:23,337 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-10 01:48:23,337 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-10 01:48:23,338 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 01:48:23,338 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 01:48:23,338 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-10 01:48:23,338 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 01:48:23,338 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 01:48:23,338 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-10 01:48:23,339 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-10 01:48:23,339 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_4b644898-cbbd-4c09-8c94-4be23345f769/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 -> 324eb41748355c32a9add81086317d66d1f7b200 [2018-11-10 01:48:23,365 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 01:48:23,375 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 01:48:23,377 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 01:48:23,378 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 01:48:23,379 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 01:48:23,379 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4b644898-cbbd-4c09-8c94-4be23345f769/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product57_true-unreach-call_false-termination.cil.c [2018-11-10 01:48:23,425 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4b644898-cbbd-4c09-8c94-4be23345f769/bin-2019/uautomizer/data/72d75c18c/7cb0911c6d7541d7b2a94bbf3011d6ef/FLAGa02ca4648 [2018-11-10 01:48:23,869 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 01:48:23,869 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4b644898-cbbd-4c09-8c94-4be23345f769/sv-benchmarks/c/product-lines/minepump_spec3_product57_true-unreach-call_false-termination.cil.c [2018-11-10 01:48:23,879 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4b644898-cbbd-4c09-8c94-4be23345f769/bin-2019/uautomizer/data/72d75c18c/7cb0911c6d7541d7b2a94bbf3011d6ef/FLAGa02ca4648 [2018-11-10 01:48:23,890 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4b644898-cbbd-4c09-8c94-4be23345f769/bin-2019/uautomizer/data/72d75c18c/7cb0911c6d7541d7b2a94bbf3011d6ef [2018-11-10 01:48:23,893 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 01:48:23,894 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 01:48:23,894 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 01:48:23,895 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 01:48:23,898 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 01:48:23,899 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:48:23" (1/1) ... [2018-11-10 01:48:23,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50aa4f20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:48:23, skipping insertion in model container [2018-11-10 01:48:23,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:48:23" (1/1) ... [2018-11-10 01:48:23,910 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 01:48:23,945 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 01:48:24,127 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:48:24,135 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 01:48:24,191 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 01:48:24,214 INFO L193 MainTranslator]: Completed translation [2018-11-10 01:48:24,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:48:24 WrapperNode [2018-11-10 01:48:24,214 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 01:48:24,214 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 01:48:24,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 01:48:24,215 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 01:48:24,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:48:24" (1/1) ... [2018-11-10 01:48:24,276 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:48:24" (1/1) ... [2018-11-10 01:48:24,303 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 01:48:24,303 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 01:48:24,304 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 01:48:24,304 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 01:48:24,309 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:48:24" (1/1) ... [2018-11-10 01:48:24,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:48:24" (1/1) ... [2018-11-10 01:48:24,313 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:48:24" (1/1) ... [2018-11-10 01:48:24,313 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:48:24" (1/1) ... [2018-11-10 01:48:24,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:48:24" (1/1) ... [2018-11-10 01:48:24,331 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:48:24" (1/1) ... [2018-11-10 01:48:24,334 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:48:24" (1/1) ... [2018-11-10 01:48:24,338 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 01:48:24,338 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 01:48:24,338 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 01:48:24,338 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 01:48:24,339 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:48:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4b644898-cbbd-4c09-8c94-4be23345f769/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 01:48:24,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 01:48:24,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 01:48:25,130 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 01:48:25,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:48:25 BoogieIcfgContainer [2018-11-10 01:48:25,131 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 01:48:25,131 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-10 01:48:25,131 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-10 01:48:25,134 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-10 01:48:25,134 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 01:48:25,135 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 01:48:23" (1/3) ... [2018-11-10 01:48:25,135 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@46b489e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 01:48:25, skipping insertion in model container [2018-11-10 01:48:25,135 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 01:48:25,136 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:48:24" (2/3) ... [2018-11-10 01:48:25,136 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@46b489e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 01:48:25, skipping insertion in model container [2018-11-10 01:48:25,136 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 01:48:25,136 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:48:25" (3/3) ... [2018-11-10 01:48:25,138 INFO L375 chiAutomizerObserver]: Analyzing ICFG minepump_spec3_product57_true-unreach-call_false-termination.cil.c [2018-11-10 01:48:25,188 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 01:48:25,189 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-10 01:48:25,189 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-10 01:48:25,189 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-10 01:48:25,189 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 01:48:25,189 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 01:48:25,189 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-10 01:48:25,189 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 01:48:25,190 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-10 01:48:25,205 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 194 states. [2018-11-10 01:48:25,231 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 126 [2018-11-10 01:48:25,231 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 01:48:25,232 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 01:48:25,240 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 01:48:25,240 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 01:48:25,241 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-10 01:48:25,241 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 194 states. [2018-11-10 01:48:25,248 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 126 [2018-11-10 01:48:25,249 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 01:48:25,249 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 01:48:25,250 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 01:48:25,250 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 01:48:25,256 INFO L793 eck$LassoCheckResult]: Stem: 57#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~string18.base, #t~string18.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~string19.base, #t~string19.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~string20.base, #t~string20.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~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~string27.base, #t~string27.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~string28.base, #t~string28.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~string29.base, #t~string29.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 := 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~string36.base, #t~string36.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~string38.base, #t~string38.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 0 := 44];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 1 := 77];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 2 := 101];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 3 := 116];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 4 := 104];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 5 := 58];#memory_int := #memory_int[#t~string38.base,#t~string38.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~string40.base, #t~string40.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 0 := 67];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 1 := 82];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 2 := 73];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 3 := 84];#memory_int := #memory_int[#t~string40.base,#t~string40.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~string42.base, #t~string42.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 0 := 79];#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 1 := 75];#memory_int := #memory_int[#t~string42.base,#t~string42.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~string44.base, #t~string44.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string44.base,#t~string44.offset + 0 := 41];#memory_int := #memory_int[#t~string44.base,#t~string44.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~string54.base, #t~string54.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~string56.base, #t~string56.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 0 := 79];#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 1 := 110];#memory_int := #memory_int[#t~string56.base,#t~string56.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~string58.base, #t~string58.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 0 := 79];#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 1 := 102];#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 2 := 102];#memory_int := #memory_int[#t~string58.base,#t~string58.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~string60.base, #t~string60.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 0 := 44];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 1 := 80];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 2 := 117];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 3 := 109];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 4 := 112];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 5 := 58];#memory_int := #memory_int[#t~string60.base,#t~string60.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~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 := 79];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 1 := 110];#memory_int := #memory_int[#t~string62.base,#t~string62.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~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 := 79];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 1 := 102];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 2 := 102];#memory_int := #memory_int[#t~string64.base,#t~string64.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~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 := 41];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 1 := 32];#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 := 10];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 1 := 0];~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~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~ret75, main_~retValue_acc~13, main_~tmp~10;havoc main_~retValue_acc~13;havoc main_~tmp~10;assume { :begin_inline_select_helpers } true; 154#L542true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 129#L535true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; 67#L550true main_#t~ret75 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~10 := main_#t~ret75;havoc main_#t~ret75; 27#L967true assume main_~tmp~10 != 0;assume { :begin_inline_setup } true; 155#L944true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet71, test_#t~nondet72, test_#t~nondet73, test_#t~nondet74, test_~splverifierCounter~0, test_~tmp~9, test_~tmp___0~3, test_~tmp___1~1, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~9;havoc test_~tmp___0~3;havoc test_~tmp___1~1;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 21#L830-3true [2018-11-10 01:48:25,257 INFO L795 eck$LassoCheckResult]: Loop: 21#L830-3true assume true; 18#L830-1true assume !false; 65#L831true assume test_~splverifierCounter~0 < 4; 133#L832true test_~tmp~9 := test_#t~nondet71;havoc test_#t~nondet71; 35#L840true assume !(test_~tmp~9 != 0); 36#L840-2true test_~tmp___0~3 := test_#t~nondet72;havoc test_#t~nondet72; 169#L850true assume !(test_~tmp___0~3 != 0); 175#L850-2true test_~tmp___2~0 := test_#t~nondet73;havoc test_#t~nondet73; 127#L860true assume test_~tmp___2~0 != 0; 95#L866-2true assume { :begin_inline_timeShift } true; 52#L611true assume !(~pumpRunning~0 != 0); 53#L611-2true assume !(~systemActive~0 != 0); 100#L618-1true assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret46, __utac_acc__Specification3_spec__1_#t~ret47, __utac_acc__Specification3_spec__1_#t~ret48, __utac_acc__Specification3_spec__1_~tmp~3, __utac_acc__Specification3_spec__1_~tmp___0~0, __utac_acc__Specification3_spec__1_~tmp___1~0;havoc __utac_acc__Specification3_spec__1_~tmp~3;havoc __utac_acc__Specification3_spec__1_~tmp___0~0;havoc __utac_acc__Specification3_spec__1_~tmp___1~0;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~3;havoc isMethaneLevelCritical_~retValue_acc~3;isMethaneLevelCritical_~retValue_acc~3 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~3; 47#L457-2true __utac_acc__Specification3_spec__1_#t~ret46 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~3 := __utac_acc__Specification3_spec__1_#t~ret46;havoc __utac_acc__Specification3_spec__1_#t~ret46; 11#L566true assume __utac_acc__Specification3_spec__1_~tmp~3 != 0; 68#L572-1true assume { :end_inline___utac_acc__Specification3_spec__1 } true; 134#L628true assume { :end_inline_timeShift } true; 21#L830-3true [2018-11-10 01:48:25,263 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:48:25,263 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times [2018-11-10 01:48:25,264 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 01:48:25,265 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 01:48:25,301 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:48:25,301 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:48:25,301 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:48:25,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 01:48:25,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 01:48:25,445 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:48:25,446 INFO L82 PathProgramCache]: Analyzing trace with hash 259941733, now seen corresponding path program 1 times [2018-11-10 01:48:25,446 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 01:48:25,446 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 01:48:25,446 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:48:25,447 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:48:25,447 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:48:25,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 01:48:25,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 01:48:25,457 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:48:25,458 INFO L82 PathProgramCache]: Analyzing trace with hash -671739871, now seen corresponding path program 1 times [2018-11-10 01:48:25,458 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 01:48:25,458 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 01:48:25,458 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:48:25,458 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:48:25,458 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:48:25,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:48:25,597 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 01:48:25,599 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 01:48:25,599 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 01:48:25,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 01:48:25,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-10 01:48:25,701 INFO L87 Difference]: Start difference. First operand 194 states. Second operand 6 states. [2018-11-10 01:48:25,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 01:48:25,836 INFO L93 Difference]: Finished difference Result 191 states and 249 transitions. [2018-11-10 01:48:25,837 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-10 01:48:25,839 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 191 states and 249 transitions. [2018-11-10 01:48:25,842 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 122 [2018-11-10 01:48:25,847 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 191 states to 181 states and 239 transitions. [2018-11-10 01:48:25,848 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 181 [2018-11-10 01:48:25,849 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 181 [2018-11-10 01:48:25,849 INFO L73 IsDeterministic]: Start isDeterministic. Operand 181 states and 239 transitions. [2018-11-10 01:48:25,850 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 01:48:25,850 INFO L705 BuchiCegarLoop]: Abstraction has 181 states and 239 transitions. [2018-11-10 01:48:25,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states and 239 transitions. [2018-11-10 01:48:25,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 181. [2018-11-10 01:48:25,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2018-11-10 01:48:25,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 239 transitions. [2018-11-10 01:48:25,877 INFO L728 BuchiCegarLoop]: Abstraction has 181 states and 239 transitions. [2018-11-10 01:48:25,877 INFO L608 BuchiCegarLoop]: Abstraction has 181 states and 239 transitions. [2018-11-10 01:48:25,877 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-10 01:48:25,878 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 181 states and 239 transitions. [2018-11-10 01:48:25,879 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 122 [2018-11-10 01:48:25,880 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 01:48:25,880 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 01:48:25,880 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 01:48:25,880 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] [2018-11-10 01:48:25,881 INFO L793 eck$LassoCheckResult]: Stem: 558#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~string18.base, #t~string18.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~string19.base, #t~string19.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~string20.base, #t~string20.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~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~string27.base, #t~string27.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~string28.base, #t~string28.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~string29.base, #t~string29.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 := 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~string36.base, #t~string36.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~string38.base, #t~string38.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 0 := 44];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 1 := 77];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 2 := 101];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 3 := 116];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 4 := 104];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 5 := 58];#memory_int := #memory_int[#t~string38.base,#t~string38.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~string40.base, #t~string40.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 0 := 67];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 1 := 82];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 2 := 73];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 3 := 84];#memory_int := #memory_int[#t~string40.base,#t~string40.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~string42.base, #t~string42.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 0 := 79];#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 1 := 75];#memory_int := #memory_int[#t~string42.base,#t~string42.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~string44.base, #t~string44.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string44.base,#t~string44.offset + 0 := 41];#memory_int := #memory_int[#t~string44.base,#t~string44.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~string54.base, #t~string54.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~string56.base, #t~string56.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 0 := 79];#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 1 := 110];#memory_int := #memory_int[#t~string56.base,#t~string56.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~string58.base, #t~string58.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 0 := 79];#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 1 := 102];#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 2 := 102];#memory_int := #memory_int[#t~string58.base,#t~string58.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~string60.base, #t~string60.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 0 := 44];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 1 := 80];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 2 := 117];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 3 := 109];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 4 := 112];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 5 := 58];#memory_int := #memory_int[#t~string60.base,#t~string60.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~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 := 79];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 1 := 110];#memory_int := #memory_int[#t~string62.base,#t~string62.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~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 := 79];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 1 := 102];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 2 := 102];#memory_int := #memory_int[#t~string64.base,#t~string64.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~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 := 41];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 1 := 32];#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 := 10];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 1 := 0];~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; 453#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret75, main_~retValue_acc~13, main_~tmp~10;havoc main_~retValue_acc~13;havoc main_~tmp~10;assume { :begin_inline_select_helpers } true; 454#L542 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 499#L535 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; 500#L550 main_#t~ret75 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~10 := main_#t~ret75;havoc main_#t~ret75; 504#L967 assume main_~tmp~10 != 0;assume { :begin_inline_setup } true; 505#L944 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet71, test_#t~nondet72, test_#t~nondet73, test_#t~nondet74, test_~splverifierCounter~0, test_~tmp~9, test_~tmp___0~3, test_~tmp___1~1, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~9;havoc test_~tmp___0~3;havoc test_~tmp___1~1;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 479#L830-3 [2018-11-10 01:48:25,881 INFO L795 eck$LassoCheckResult]: Loop: 479#L830-3 assume true; 464#L830-1 assume !false; 465#L831 assume test_~splverifierCounter~0 < 4; 517#L832 test_~tmp~9 := test_#t~nondet71;havoc test_#t~nondet71; 518#L840 assume !(test_~tmp~9 != 0); 525#L840-2 test_~tmp___0~3 := test_#t~nondet72;havoc test_#t~nondet72; 527#L850 assume !(test_~tmp___0~3 != 0); 510#L850-2 test_~tmp___2~0 := test_#t~nondet73;havoc test_#t~nondet73; 497#L860 assume test_~tmp___2~0 != 0; 426#L866-2 assume { :begin_inline_timeShift } true; 446#L611 assume !(~pumpRunning~0 != 0); 420#L611-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret50, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; 545#L669 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__highWaterSensor } true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret49, processEnvironment__wrappee__highWaterSensor_~tmp~4;havoc processEnvironment__wrappee__highWaterSensor_~tmp~4; 432#L643-2 assume !(~pumpRunning~0 == 0);assume { :begin_inline_processEnvironment__wrappee__base } true; 434#L635-3 assume { :end_inline_processEnvironment__wrappee__base } true; 444#L643-3 assume { :end_inline_processEnvironment__wrappee__highWaterSensor } true; 422#L669-1 assume { :end_inline_processEnvironment } true; 455#L618-1 assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret46, __utac_acc__Specification3_spec__1_#t~ret47, __utac_acc__Specification3_spec__1_#t~ret48, __utac_acc__Specification3_spec__1_~tmp~3, __utac_acc__Specification3_spec__1_~tmp___0~0, __utac_acc__Specification3_spec__1_~tmp___1~0;havoc __utac_acc__Specification3_spec__1_~tmp~3;havoc __utac_acc__Specification3_spec__1_~tmp___0~0;havoc __utac_acc__Specification3_spec__1_~tmp___1~0;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~3;havoc isMethaneLevelCritical_~retValue_acc~3;isMethaneLevelCritical_~retValue_acc~3 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~3; 456#L457-2 __utac_acc__Specification3_spec__1_#t~ret46 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~3 := __utac_acc__Specification3_spec__1_#t~ret46;havoc __utac_acc__Specification3_spec__1_#t~ret46; 437#L566 assume __utac_acc__Specification3_spec__1_~tmp~3 != 0; 439#L572-1 assume { :end_inline___utac_acc__Specification3_spec__1 } true; 519#L628 assume { :end_inline_timeShift } true; 479#L830-3 [2018-11-10 01:48:25,881 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:48:25,882 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times [2018-11-10 01:48:25,882 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 01:48:25,882 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 01:48:25,883 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:48:25,883 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:48:25,883 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:48:25,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 01:48:25,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 01:48:25,925 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:48:25,925 INFO L82 PathProgramCache]: Analyzing trace with hash -202453101, now seen corresponding path program 1 times [2018-11-10 01:48:25,925 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 01:48:25,925 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 01:48:25,926 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:48:25,926 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 01:48:25,926 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:48:25,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:48:25,948 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 01:48:25,948 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 01:48:25,948 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 01:48:25,948 INFO L810 eck$LassoCheckResult]: loop already infeasible [2018-11-10 01:48:25,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 01:48:25,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 01:48:25,949 INFO L87 Difference]: Start difference. First operand 181 states and 239 transitions. cyclomatic complexity: 60 Second operand 3 states. [2018-11-10 01:48:26,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 01:48:26,042 INFO L93 Difference]: Finished difference Result 250 states and 318 transitions. [2018-11-10 01:48:26,042 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 01:48:26,043 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 250 states and 318 transitions. [2018-11-10 01:48:26,045 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 174 [2018-11-10 01:48:26,047 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 250 states to 250 states and 318 transitions. [2018-11-10 01:48:26,047 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 250 [2018-11-10 01:48:26,048 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 250 [2018-11-10 01:48:26,048 INFO L73 IsDeterministic]: Start isDeterministic. Operand 250 states and 318 transitions. [2018-11-10 01:48:26,049 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 01:48:26,049 INFO L705 BuchiCegarLoop]: Abstraction has 250 states and 318 transitions. [2018-11-10 01:48:26,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states and 318 transitions. [2018-11-10 01:48:26,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 250. [2018-11-10 01:48:26,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2018-11-10 01:48:26,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 318 transitions. [2018-11-10 01:48:26,059 INFO L728 BuchiCegarLoop]: Abstraction has 250 states and 318 transitions. [2018-11-10 01:48:26,059 INFO L608 BuchiCegarLoop]: Abstraction has 250 states and 318 transitions. [2018-11-10 01:48:26,059 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2018-11-10 01:48:26,060 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 250 states and 318 transitions. [2018-11-10 01:48:26,061 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 174 [2018-11-10 01:48:26,062 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 01:48:26,062 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 01:48:26,062 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 01:48:26,063 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] [2018-11-10 01:48:26,063 INFO L793 eck$LassoCheckResult]: Stem: 1002#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~string18.base, #t~string18.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~string19.base, #t~string19.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~string20.base, #t~string20.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~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~string27.base, #t~string27.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~string28.base, #t~string28.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~string29.base, #t~string29.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 := 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~string36.base, #t~string36.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~string38.base, #t~string38.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 0 := 44];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 1 := 77];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 2 := 101];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 3 := 116];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 4 := 104];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 5 := 58];#memory_int := #memory_int[#t~string38.base,#t~string38.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~string40.base, #t~string40.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 0 := 67];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 1 := 82];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 2 := 73];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 3 := 84];#memory_int := #memory_int[#t~string40.base,#t~string40.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~string42.base, #t~string42.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 0 := 79];#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 1 := 75];#memory_int := #memory_int[#t~string42.base,#t~string42.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~string44.base, #t~string44.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string44.base,#t~string44.offset + 0 := 41];#memory_int := #memory_int[#t~string44.base,#t~string44.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~string54.base, #t~string54.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~string56.base, #t~string56.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 0 := 79];#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 1 := 110];#memory_int := #memory_int[#t~string56.base,#t~string56.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~string58.base, #t~string58.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 0 := 79];#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 1 := 102];#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 2 := 102];#memory_int := #memory_int[#t~string58.base,#t~string58.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~string60.base, #t~string60.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 0 := 44];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 1 := 80];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 2 := 117];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 3 := 109];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 4 := 112];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 5 := 58];#memory_int := #memory_int[#t~string60.base,#t~string60.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~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 := 79];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 1 := 110];#memory_int := #memory_int[#t~string62.base,#t~string62.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~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 := 79];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 1 := 102];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 2 := 102];#memory_int := #memory_int[#t~string64.base,#t~string64.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~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 := 41];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 1 := 32];#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 := 10];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 1 := 0];~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; 889#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret75, main_~retValue_acc~13, main_~tmp~10;havoc main_~retValue_acc~13;havoc main_~tmp~10;assume { :begin_inline_select_helpers } true; 890#L542 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 940#L535 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; 941#L550 main_#t~ret75 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~10 := main_#t~ret75;havoc main_#t~ret75; 945#L967 assume main_~tmp~10 != 0;assume { :begin_inline_setup } true; 946#L944 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet71, test_#t~nondet72, test_#t~nondet73, test_#t~nondet74, test_~splverifierCounter~0, test_~tmp~9, test_~tmp___0~3, test_~tmp___1~1, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~9;havoc test_~tmp___0~3;havoc test_~tmp___1~1;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 912#L830-3 [2018-11-10 01:48:26,063 INFO L795 eck$LassoCheckResult]: Loop: 912#L830-3 assume true; 899#L830-1 assume !false; 900#L831 assume test_~splverifierCounter~0 < 4; 957#L832 test_~tmp~9 := test_#t~nondet71;havoc test_#t~nondet71; 958#L840 assume !(test_~tmp~9 != 0); 967#L840-2 test_~tmp___0~3 := test_#t~nondet72;havoc test_#t~nondet72; 969#L850 assume !(test_~tmp___0~3 != 0); 949#L850-2 test_~tmp___2~0 := test_#t~nondet73;havoc test_#t~nondet73; 938#L860 assume test_~tmp___2~0 != 0; 858#L866-2 assume { :begin_inline_timeShift } true; 880#L611 assume !(~pumpRunning~0 != 0); 998#L611-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret50, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; 988#L669 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__highWaterSensor } true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret49, processEnvironment__wrappee__highWaterSensor_~tmp~4;havoc processEnvironment__wrappee__highWaterSensor_~tmp~4; 869#L643-2 assume ~pumpRunning~0 == 0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret69, isHighWaterLevel_~retValue_acc~11, isHighWaterLevel_~tmp~7, isHighWaterLevel_~tmp___0~1;havoc isHighWaterLevel_~retValue_acc~11;havoc isHighWaterLevel_~tmp~7;havoc isHighWaterLevel_~tmp___0~1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~5;havoc isHighWaterSensorDry_~retValue_acc~5; 870#L497-1 assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~5 := 1;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~5; 918#L502-1 isHighWaterLevel_#t~ret69 := isHighWaterSensorDry_#res;assume { :end_inline_isHighWaterSensorDry } true;isHighWaterLevel_~tmp~7 := isHighWaterLevel_#t~ret69;havoc isHighWaterLevel_#t~ret69; 942#L789-3 assume !(isHighWaterLevel_~tmp~7 != 0);isHighWaterLevel_~tmp___0~1 := 1; 1030#L789-5 isHighWaterLevel_~retValue_acc~11 := isHighWaterLevel_~tmp___0~1;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~11; 1019#L795-1 processEnvironment__wrappee__highWaterSensor_#t~ret49 := isHighWaterLevel_#res;assume { :end_inline_isHighWaterLevel } true;processEnvironment__wrappee__highWaterSensor_~tmp~4 := processEnvironment__wrappee__highWaterSensor_#t~ret49;havoc processEnvironment__wrappee__highWaterSensor_#t~ret49; 974#L647-3 assume !(processEnvironment__wrappee__highWaterSensor_~tmp~4 != 0);assume { :begin_inline_processEnvironment__wrappee__base } true; 976#L635-2 assume { :end_inline_processEnvironment__wrappee__base } true; 881#L643-3 assume { :end_inline_processEnvironment__wrappee__highWaterSensor } true; 863#L669-1 assume { :end_inline_processEnvironment } true; 892#L618-1 assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret46, __utac_acc__Specification3_spec__1_#t~ret47, __utac_acc__Specification3_spec__1_#t~ret48, __utac_acc__Specification3_spec__1_~tmp~3, __utac_acc__Specification3_spec__1_~tmp___0~0, __utac_acc__Specification3_spec__1_~tmp___1~0;havoc __utac_acc__Specification3_spec__1_~tmp~3;havoc __utac_acc__Specification3_spec__1_~tmp___0~0;havoc __utac_acc__Specification3_spec__1_~tmp___1~0;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~3;havoc isMethaneLevelCritical_~retValue_acc~3;isMethaneLevelCritical_~retValue_acc~3 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~3; 893#L457-2 __utac_acc__Specification3_spec__1_#t~ret46 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~3 := __utac_acc__Specification3_spec__1_#t~ret46;havoc __utac_acc__Specification3_spec__1_#t~ret46; 873#L566 assume __utac_acc__Specification3_spec__1_~tmp~3 != 0; 875#L572-1 assume { :end_inline___utac_acc__Specification3_spec__1 } true; 960#L628 assume { :end_inline_timeShift } true; 912#L830-3 [2018-11-10 01:48:26,064 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:48:26,064 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 3 times [2018-11-10 01:48:26,064 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 01:48:26,064 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 01:48:26,065 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:48:26,065 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:48:26,065 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:48:26,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 01:48:26,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 01:48:26,103 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:48:26,104 INFO L82 PathProgramCache]: Analyzing trace with hash 205570601, now seen corresponding path program 1 times [2018-11-10 01:48:26,104 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 01:48:26,104 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 01:48:26,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:48:26,105 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 01:48:26,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:48:26,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:48:26,125 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 01:48:26,125 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 01:48:26,125 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 01:48:26,126 INFO L810 eck$LassoCheckResult]: loop already infeasible [2018-11-10 01:48:26,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 01:48:26,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 01:48:26,126 INFO L87 Difference]: Start difference. First operand 250 states and 318 transitions. cyclomatic complexity: 70 Second operand 4 states. [2018-11-10 01:48:26,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 01:48:26,229 INFO L93 Difference]: Finished difference Result 487 states and 611 transitions. [2018-11-10 01:48:26,230 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 01:48:26,230 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 487 states and 611 transitions. [2018-11-10 01:48:26,235 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 344 [2018-11-10 01:48:26,238 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 487 states to 487 states and 611 transitions. [2018-11-10 01:48:26,238 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 487 [2018-11-10 01:48:26,239 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 487 [2018-11-10 01:48:26,239 INFO L73 IsDeterministic]: Start isDeterministic. Operand 487 states and 611 transitions. [2018-11-10 01:48:26,241 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 01:48:26,241 INFO L705 BuchiCegarLoop]: Abstraction has 487 states and 611 transitions. [2018-11-10 01:48:26,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states and 611 transitions. [2018-11-10 01:48:26,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 262. [2018-11-10 01:48:26,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 262 states. [2018-11-10 01:48:26,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 330 transitions. [2018-11-10 01:48:26,252 INFO L728 BuchiCegarLoop]: Abstraction has 262 states and 330 transitions. [2018-11-10 01:48:26,252 INFO L608 BuchiCegarLoop]: Abstraction has 262 states and 330 transitions. [2018-11-10 01:48:26,252 INFO L442 BuchiCegarLoop]: ======== Iteration 4============ [2018-11-10 01:48:26,252 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 262 states and 330 transitions. [2018-11-10 01:48:26,253 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 182 [2018-11-10 01:48:26,254 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 01:48:26,254 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 01:48:26,254 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 01:48:26,254 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] [2018-11-10 01:48:26,255 INFO L793 eck$LassoCheckResult]: Stem: 1756#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~string18.base, #t~string18.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~string19.base, #t~string19.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~string20.base, #t~string20.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~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~string27.base, #t~string27.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~string28.base, #t~string28.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~string29.base, #t~string29.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 := 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~string36.base, #t~string36.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~string38.base, #t~string38.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 0 := 44];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 1 := 77];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 2 := 101];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 3 := 116];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 4 := 104];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 5 := 58];#memory_int := #memory_int[#t~string38.base,#t~string38.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~string40.base, #t~string40.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 0 := 67];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 1 := 82];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 2 := 73];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 3 := 84];#memory_int := #memory_int[#t~string40.base,#t~string40.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~string42.base, #t~string42.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 0 := 79];#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 1 := 75];#memory_int := #memory_int[#t~string42.base,#t~string42.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~string44.base, #t~string44.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string44.base,#t~string44.offset + 0 := 41];#memory_int := #memory_int[#t~string44.base,#t~string44.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~string54.base, #t~string54.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~string56.base, #t~string56.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 0 := 79];#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 1 := 110];#memory_int := #memory_int[#t~string56.base,#t~string56.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~string58.base, #t~string58.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 0 := 79];#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 1 := 102];#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 2 := 102];#memory_int := #memory_int[#t~string58.base,#t~string58.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~string60.base, #t~string60.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 0 := 44];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 1 := 80];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 2 := 117];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 3 := 109];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 4 := 112];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 5 := 58];#memory_int := #memory_int[#t~string60.base,#t~string60.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~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 := 79];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 1 := 110];#memory_int := #memory_int[#t~string62.base,#t~string62.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~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 := 79];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 1 := 102];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 2 := 102];#memory_int := #memory_int[#t~string64.base,#t~string64.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~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 := 41];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 1 := 32];#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 := 10];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 1 := 0];~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; 1640#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret75, main_~retValue_acc~13, main_~tmp~10;havoc main_~retValue_acc~13;havoc main_~tmp~10;assume { :begin_inline_select_helpers } true; 1641#L542 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1693#L535 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; 1694#L550 main_#t~ret75 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~10 := main_#t~ret75;havoc main_#t~ret75; 1699#L967 assume main_~tmp~10 != 0;assume { :begin_inline_setup } true; 1700#L944 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet71, test_#t~nondet72, test_#t~nondet73, test_#t~nondet74, test_~splverifierCounter~0, test_~tmp~9, test_~tmp___0~3, test_~tmp___1~1, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~9;havoc test_~tmp___0~3;havoc test_~tmp___1~1;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 1663#L830-3 [2018-11-10 01:48:26,255 INFO L795 eck$LassoCheckResult]: Loop: 1663#L830-3 assume true; 1649#L830-1 assume !false; 1650#L831 assume test_~splverifierCounter~0 < 4; 1711#L832 test_~tmp~9 := test_#t~nondet71;havoc test_#t~nondet71; 1712#L840 assume !(test_~tmp~9 != 0); 1720#L840-2 test_~tmp___0~3 := test_#t~nondet72;havoc test_#t~nondet72; 1722#L850 assume !(test_~tmp___0~3 != 0); 1703#L850-2 test_~tmp___2~0 := test_#t~nondet73;havoc test_#t~nondet73; 1691#L860 assume test_~tmp___2~0 != 0; 1607#L866-2 assume { :begin_inline_timeShift } true; 1631#L611 assume !(~pumpRunning~0 != 0); 1751#L611-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret50, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; 1740#L669 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__highWaterSensor } true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret49, processEnvironment__wrappee__highWaterSensor_~tmp~4;havoc processEnvironment__wrappee__highWaterSensor_~tmp~4; 1620#L643-2 assume ~pumpRunning~0 == 0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret69, isHighWaterLevel_~retValue_acc~11, isHighWaterLevel_~tmp~7, isHighWaterLevel_~tmp___0~1;havoc isHighWaterLevel_~retValue_acc~11;havoc isHighWaterLevel_~tmp~7;havoc isHighWaterLevel_~tmp___0~1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~5;havoc isHighWaterSensorDry_~retValue_acc~5; 1621#L497-1 assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~5 := 1;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~5; 1669#L502-1 isHighWaterLevel_#t~ret69 := isHighWaterSensorDry_#res;assume { :end_inline_isHighWaterSensorDry } true;isHighWaterLevel_~tmp~7 := isHighWaterLevel_#t~ret69;havoc isHighWaterLevel_#t~ret69; 1696#L789-3 assume isHighWaterLevel_~tmp~7 != 0;isHighWaterLevel_~tmp___0~1 := 0; 1787#L789-5 isHighWaterLevel_~retValue_acc~11 := isHighWaterLevel_~tmp___0~1;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~11; 1776#L795-1 processEnvironment__wrappee__highWaterSensor_#t~ret49 := isHighWaterLevel_#res;assume { :end_inline_isHighWaterLevel } true;processEnvironment__wrappee__highWaterSensor_~tmp~4 := processEnvironment__wrappee__highWaterSensor_#t~ret49;havoc processEnvironment__wrappee__highWaterSensor_#t~ret49; 1727#L647-3 assume !(processEnvironment__wrappee__highWaterSensor_~tmp~4 != 0);assume { :begin_inline_processEnvironment__wrappee__base } true; 1729#L635-2 assume { :end_inline_processEnvironment__wrappee__base } true; 1632#L643-3 assume { :end_inline_processEnvironment__wrappee__highWaterSensor } true; 1612#L669-1 assume { :end_inline_processEnvironment } true; 1642#L618-1 assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret46, __utac_acc__Specification3_spec__1_#t~ret47, __utac_acc__Specification3_spec__1_#t~ret48, __utac_acc__Specification3_spec__1_~tmp~3, __utac_acc__Specification3_spec__1_~tmp___0~0, __utac_acc__Specification3_spec__1_~tmp___1~0;havoc __utac_acc__Specification3_spec__1_~tmp~3;havoc __utac_acc__Specification3_spec__1_~tmp___0~0;havoc __utac_acc__Specification3_spec__1_~tmp___1~0;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~3;havoc isMethaneLevelCritical_~retValue_acc~3;isMethaneLevelCritical_~retValue_acc~3 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~3; 1643#L457-2 __utac_acc__Specification3_spec__1_#t~ret46 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~3 := __utac_acc__Specification3_spec__1_#t~ret46;havoc __utac_acc__Specification3_spec__1_#t~ret46; 1624#L566 assume __utac_acc__Specification3_spec__1_~tmp~3 != 0; 1626#L572-1 assume { :end_inline___utac_acc__Specification3_spec__1 } true; 1714#L628 assume { :end_inline_timeShift } true; 1663#L830-3 [2018-11-10 01:48:26,255 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:48:26,255 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 4 times [2018-11-10 01:48:26,256 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 01:48:26,256 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 01:48:26,256 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:48:26,257 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:48:26,257 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:48:26,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 01:48:26,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 01:48:26,291 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:48:26,291 INFO L82 PathProgramCache]: Analyzing trace with hash -52594837, now seen corresponding path program 1 times [2018-11-10 01:48:26,291 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 01:48:26,291 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 01:48:26,292 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:48:26,292 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 01:48:26,292 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:48:26,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 01:48:26,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 01:48:26,302 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:48:26,302 INFO L82 PathProgramCache]: Analyzing trace with hash -1303576785, now seen corresponding path program 1 times [2018-11-10 01:48:26,302 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 01:48:26,302 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 01:48:26,303 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:48:26,303 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:48:26,303 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:48:26,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 01:48:26,368 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 01:48:26,368 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 01:48:26,369 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 01:48:26,480 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2018-11-10 01:48:26,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 01:48:26,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 01:48:26,526 INFO L87 Difference]: Start difference. First operand 262 states and 330 transitions. cyclomatic complexity: 70 Second operand 5 states. [2018-11-10 01:48:26,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 01:48:26,705 INFO L93 Difference]: Finished difference Result 949 states and 1191 transitions. [2018-11-10 01:48:26,706 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 01:48:26,706 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 949 states and 1191 transitions. [2018-11-10 01:48:26,713 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 696 [2018-11-10 01:48:26,718 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 949 states to 949 states and 1191 transitions. [2018-11-10 01:48:26,718 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 949 [2018-11-10 01:48:26,719 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 949 [2018-11-10 01:48:26,719 INFO L73 IsDeterministic]: Start isDeterministic. Operand 949 states and 1191 transitions. [2018-11-10 01:48:26,721 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 01:48:26,721 INFO L705 BuchiCegarLoop]: Abstraction has 949 states and 1191 transitions. [2018-11-10 01:48:26,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 949 states and 1191 transitions. [2018-11-10 01:48:26,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 949 to 517. [2018-11-10 01:48:26,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 517 states. [2018-11-10 01:48:26,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 517 states and 645 transitions. [2018-11-10 01:48:26,737 INFO L728 BuchiCegarLoop]: Abstraction has 517 states and 645 transitions. [2018-11-10 01:48:26,737 INFO L608 BuchiCegarLoop]: Abstraction has 517 states and 645 transitions. [2018-11-10 01:48:26,737 INFO L442 BuchiCegarLoop]: ======== Iteration 5============ [2018-11-10 01:48:26,737 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 517 states and 645 transitions. [2018-11-10 01:48:26,740 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 364 [2018-11-10 01:48:26,740 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 01:48:26,740 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 01:48:26,741 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 01:48:26,741 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, 1] [2018-11-10 01:48:26,741 INFO L793 eck$LassoCheckResult]: Stem: 2991#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~string18.base, #t~string18.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~string19.base, #t~string19.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~string20.base, #t~string20.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~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~string27.base, #t~string27.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~string28.base, #t~string28.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~string29.base, #t~string29.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 := 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~string36.base, #t~string36.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~string38.base, #t~string38.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 0 := 44];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 1 := 77];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 2 := 101];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 3 := 116];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 4 := 104];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 5 := 58];#memory_int := #memory_int[#t~string38.base,#t~string38.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~string40.base, #t~string40.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 0 := 67];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 1 := 82];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 2 := 73];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 3 := 84];#memory_int := #memory_int[#t~string40.base,#t~string40.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~string42.base, #t~string42.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 0 := 79];#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 1 := 75];#memory_int := #memory_int[#t~string42.base,#t~string42.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~string44.base, #t~string44.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string44.base,#t~string44.offset + 0 := 41];#memory_int := #memory_int[#t~string44.base,#t~string44.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~string54.base, #t~string54.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~string56.base, #t~string56.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 0 := 79];#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 1 := 110];#memory_int := #memory_int[#t~string56.base,#t~string56.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~string58.base, #t~string58.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 0 := 79];#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 1 := 102];#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 2 := 102];#memory_int := #memory_int[#t~string58.base,#t~string58.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~string60.base, #t~string60.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 0 := 44];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 1 := 80];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 2 := 117];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 3 := 109];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 4 := 112];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 5 := 58];#memory_int := #memory_int[#t~string60.base,#t~string60.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~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 := 79];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 1 := 110];#memory_int := #memory_int[#t~string62.base,#t~string62.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~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 := 79];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 1 := 102];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 2 := 102];#memory_int := #memory_int[#t~string64.base,#t~string64.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~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 := 41];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 1 := 32];#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 := 10];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 1 := 0];~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; 2868#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret75, main_~retValue_acc~13, main_~tmp~10;havoc main_~retValue_acc~13;havoc main_~tmp~10;assume { :begin_inline_select_helpers } true; 2869#L542 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 2925#L535 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := 1;valid_product_#res := valid_product_~retValue_acc~8; 2926#L550 main_#t~ret75 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~10 := main_#t~ret75;havoc main_#t~ret75; 2930#L967 assume main_~tmp~10 != 0;assume { :begin_inline_setup } true; 2931#L944 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet71, test_#t~nondet72, test_#t~nondet73, test_#t~nondet74, test_~splverifierCounter~0, test_~tmp~9, test_~tmp___0~3, test_~tmp___1~1, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~9;havoc test_~tmp___0~3;havoc test_~tmp___1~1;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 2893#L830-3 [2018-11-10 01:48:26,741 INFO L795 eck$LassoCheckResult]: Loop: 2893#L830-3 assume true; 2877#L830-1 assume !false; 2878#L831 assume test_~splverifierCounter~0 < 4; 3006#L832 test_~tmp~9 := test_#t~nondet71;havoc test_#t~nondet71; 3326#L840 assume !(test_~tmp~9 != 0); 3323#L840-2 test_~tmp___0~3 := test_#t~nondet72;havoc test_#t~nondet72; 3319#L850 assume !(test_~tmp___0~3 != 0); 3317#L850-2 test_~tmp___2~0 := test_#t~nondet73;havoc test_#t~nondet73; 3308#L860 assume test_~tmp___2~0 != 0; 3303#L866-2 assume { :begin_inline_timeShift } true; 3296#L611 assume !(~pumpRunning~0 != 0); 3295#L611-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret50, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; 2975#L669 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__highWaterSensor } true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret49, processEnvironment__wrappee__highWaterSensor_~tmp~4;havoc processEnvironment__wrappee__highWaterSensor_~tmp~4; 2850#L643-2 assume ~pumpRunning~0 == 0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret69, isHighWaterLevel_~retValue_acc~11, isHighWaterLevel_~tmp~7, isHighWaterLevel_~tmp___0~1;havoc isHighWaterLevel_~retValue_acc~11;havoc isHighWaterLevel_~tmp~7;havoc isHighWaterLevel_~tmp___0~1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~5;havoc isHighWaterSensorDry_~retValue_acc~5; 2851#L497-1 assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~5 := 1;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~5; 2899#L502-1 isHighWaterLevel_#t~ret69 := isHighWaterSensorDry_#res;assume { :end_inline_isHighWaterSensorDry } true;isHighWaterLevel_~tmp~7 := isHighWaterLevel_#t~ret69;havoc isHighWaterLevel_#t~ret69; 2927#L789-3 assume isHighWaterLevel_~tmp~7 != 0;isHighWaterLevel_~tmp___0~1 := 0; 3029#L789-5 isHighWaterLevel_~retValue_acc~11 := isHighWaterLevel_~tmp___0~1;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~11; 3015#L795-1 processEnvironment__wrappee__highWaterSensor_#t~ret49 := isHighWaterLevel_#res;assume { :end_inline_isHighWaterLevel } true;processEnvironment__wrappee__highWaterSensor_~tmp~4 := processEnvironment__wrappee__highWaterSensor_#t~ret49;havoc processEnvironment__wrappee__highWaterSensor_#t~ret49; 2960#L647-3 assume !(processEnvironment__wrappee__highWaterSensor_~tmp~4 != 0);assume { :begin_inline_processEnvironment__wrappee__base } true; 2962#L635-2 assume { :end_inline_processEnvironment__wrappee__base } true; 2882#L643-3 assume { :end_inline_processEnvironment__wrappee__highWaterSensor } true; 2993#L669-1 assume { :end_inline_processEnvironment } true; 2870#L618-1 assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret46, __utac_acc__Specification3_spec__1_#t~ret47, __utac_acc__Specification3_spec__1_#t~ret48, __utac_acc__Specification3_spec__1_~tmp~3, __utac_acc__Specification3_spec__1_~tmp___0~0, __utac_acc__Specification3_spec__1_~tmp___1~0;havoc __utac_acc__Specification3_spec__1_~tmp~3;havoc __utac_acc__Specification3_spec__1_~tmp___0~0;havoc __utac_acc__Specification3_spec__1_~tmp___1~0;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~3;havoc isMethaneLevelCritical_~retValue_acc~3;isMethaneLevelCritical_~retValue_acc~3 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~3; 2871#L457-2 __utac_acc__Specification3_spec__1_#t~ret46 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~3 := __utac_acc__Specification3_spec__1_#t~ret46;havoc __utac_acc__Specification3_spec__1_#t~ret46; 2856#L566 assume !(__utac_acc__Specification3_spec__1_~tmp~3 != 0);assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~4;havoc getWaterLevel_~retValue_acc~4;getWaterLevel_~retValue_acc~4 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~4; 2857#L489 __utac_acc__Specification3_spec__1_#t~ret47 := getWaterLevel_#res;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification3_spec__1_~tmp___0~0 := __utac_acc__Specification3_spec__1_#t~ret47;havoc __utac_acc__Specification3_spec__1_#t~ret47; 3011#L572 assume !(__utac_acc__Specification3_spec__1_~tmp___0~0 == 2); 2944#L572-1 assume { :end_inline___utac_acc__Specification3_spec__1 } true; 2947#L628 assume { :end_inline_timeShift } true; 2893#L830-3 [2018-11-10 01:48:26,742 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:48:26,742 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 5 times [2018-11-10 01:48:26,742 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 01:48:26,742 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 01:48:26,743 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:48:26,743 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:48:26,743 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:48:26,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 01:48:26,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 01:48:26,775 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:48:26,776 INFO L82 PathProgramCache]: Analyzing trace with hash 997223486, now seen corresponding path program 1 times [2018-11-10 01:48:26,776 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 01:48:26,776 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 01:48:26,777 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:48:26,777 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 01:48:26,777 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:48:26,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 01:48:26,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 01:48:26,787 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 01:48:26,787 INFO L82 PathProgramCache]: Analyzing trace with hash 1394414338, now seen corresponding path program 1 times [2018-11-10 01:48:26,787 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 01:48:26,788 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 01:48:26,788 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:48:26,788 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 01:48:26,788 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 01:48:26,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 01:48:26,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 01:48:26,945 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 55 [2018-11-10 01:49:05,251 WARN L179 SmtUtils]: Spent 38.26 s on a formula simplification. DAG size of input: 405 DAG size of output: 403 [2018-11-10 01:49:26,155 WARN L179 SmtUtils]: Spent 20.90 s on a formula simplification that was a NOOP. DAG size: 403 [2018-11-10 01:49:26,214 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 01:49:26,215 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 01:49:26,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 01:49:26 BoogieIcfgContainer [2018-11-10 01:49:26,229 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-10 01:49:26,230 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 01:49:26,230 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 01:49:26,231 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 01:49:26,232 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:48:25" (3/4) ... [2018-11-10 01:49:26,234 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-10 01:49:26,276 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4b644898-cbbd-4c09-8c94-4be23345f769/bin-2019/uautomizer/witness.graphml [2018-11-10 01:49:26,276 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 01:49:26,277 INFO L168 Benchmark]: Toolchain (without parser) took 62384.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.6 MB). Free memory was 955.5 MB in the beginning and 1.0 GB in the end (delta: -88.7 MB). Peak memory consumption was 98.0 MB. Max. memory is 11.5 GB. [2018-11-10 01:49:26,277 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:49:26,278 INFO L168 Benchmark]: CACSL2BoogieTranslator took 319.76 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 928.6 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-11-10 01:49:26,278 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -210.0 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-10 01:49:26,278 INFO L168 Benchmark]: Boogie Preprocessor took 34.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 01:49:26,279 INFO L168 Benchmark]: RCFGBuilder took 792.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 110.5 MB). Peak memory consumption was 110.5 MB. Max. memory is 11.5 GB. [2018-11-10 01:49:26,279 INFO L168 Benchmark]: BuchiAutomizer took 61098.16 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 41.9 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -21.5 MB). Peak memory consumption was 195.6 MB. Max. memory is 11.5 GB. [2018-11-10 01:49:26,279 INFO L168 Benchmark]: Witness Printer took 46.79 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 01:49:26,281 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 319.76 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 928.6 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 88.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -210.0 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 792.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 110.5 MB). Peak memory consumption was 110.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 61098.16 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 41.9 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -21.5 MB). Peak memory consumption was 195.6 MB. Max. memory is 11.5 GB. * Witness Printer took 46.79 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. 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 4 terminating modules (4 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.4 modules have a trivial ranking function, the largest among these consists of 6 locations. The remainder module has 517 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 61.0s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 60.2s. Construction of modules took 0.3s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 0. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 657 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 517 states and ocurred in iteration 4. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 1067 SDtfs, 2223 SDslu, 1700 SDs, 0 SdLazy, 207 SolverSat, 70 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time LassoAnalysisResults: nont1 unkn0 SFLI2 SFLT0 conc2 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: 830]: Nontermination argument in form of an infinite program execution. [2018-11-10 01:49:26,286 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 01:49:26,287 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 01:49:26,290 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 01:49:26,290 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, "Off"=0, ",Pump:"=0, "OK"=0, "Off"=27, methaneLevelCritical=0, NULL=2, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1e9e72b8=0, "\n"=0, "\n"=40, tmp___1=0, tmp=0, "__utac__get_this_argtype"=16, "__utac__get_this_arg"=19, "__utac__get_this_arg"=23, "Env(Water:%i"=38, cleanupTimeShifts=4, "OK"=35, tmp=0, tmp=1, "__utac__get_this_arg"=0, "i > 0 && i <= this->argsCount"=0, waterLevel=1, "i > 0 && i <= this->argsCount"=0, ",Meth:"=0, "Off"=29, ")"=34, ",Pump:"=28, \result=1, head=0, pumpRunning=0, retValue_acc=1, "Env(Water:%i"=0, \result=1, retValue_acc=0, tmp=1, tmp___0=0, retValue_acc=1, "i > 0 && i <= this->argsCount"=15, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@192f0239=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4536d969=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@66439e7b=0, head=0, "libacc.c"=0, tmp=0, "i > 0 && i <= this->argsCount"=18, "__utac__get_this_argtype"=14, "libacc.c"=0, "On"=26, "On"=0, "CRIT"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@73e8dbaa=0, ")"=0, ",Meth:"=37, "On"=31, tmp___0=0, ") "=0, tmp___0=1, "libacc.c"=17, tmp=0, "libacc.c"=12, "i > 0 && i <= this->argsCount"=0, "__utac__get_this_argtype"=0, NULL=0, systemActive=1, \result=1, "__utac__get_this_argtype"=0, retValue_acc=0, \result=0, "Pump(System:"=0, "Off"=0, "On"=0, retValue_acc=0, "i > 0 && i <= this->argsCount"=11, \result=0, "i > 0 && i <= this->argsCount"=22, "libacc.c"=0, ") "=39, "i > 0 && i <= this->argsCount"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5034ad04=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5e1335ea=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@70d093e2=160, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4d6e5f77=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4c19e5dd=0, NULL=0, "libacc.c"=20, retValue_acc=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@30fcea34=0, tmp___2=160, splverifierCounter=0, \result=0, tmp___1=0, "libacc.c"=24, "__utac__get_this_arg"=0, "libacc.c"=0, "CRIT"=36, NULL=40, "Pump(System:"=33} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 830]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L337] CALL "i > 0 && i <= this->argsCount" [L337] RET "i > 0 && i <= this->argsCount" [L337] CALL "libacc.c" [L337] RET "libacc.c" [L338] CALL "__utac__get_this_arg" [L338] RET "__utac__get_this_arg" [L344] CALL "i > 0 && i <= this->argsCount" [L344] RET "i > 0 && i <= this->argsCount" [L344] CALL "libacc.c" [L344] RET "libacc.c" [L345] CALL "__utac__get_this_arg" [L345] RET "__utac__get_this_arg" [L383] CALL "i > 0 && i <= this->argsCount" [L383] RET "i > 0 && i <= this->argsCount" [L383] CALL "libacc.c" [L383] RET "libacc.c" [L384] CALL "__utac__get_this_argtype" [L384] RET "__utac__get_this_argtype" [L390] CALL "i > 0 && i <= this->argsCount" [L390] RET "i > 0 && i <= this->argsCount" [L390] CALL "libacc.c" [L390] RET "libacc.c" [L391] CALL "__utac__get_this_argtype" [L391] RET "__utac__get_this_argtype" [L466] CALL "Env(Water:%i" [L466] RET "Env(Water:%i" [L467] CALL ",Meth:" [L467] RET ",Meth:" [L471] CALL "CRIT" [L471] RET "CRIT" [L475] CALL "OK" [L475] RET "OK" [L479] CALL ")" [L479] RET ")" [L749] CALL "Pump(System:" [L749] RET "Pump(System:" [L753] CALL "On" [L753] RET "On" [L757] CALL "Off" [L757] RET "Off" [L761] CALL ",Pump:" [L761] RET ",Pump:" [L765] CALL "On" [L765] RET "On" [L769] CALL "Off" [L769] RET "Off" [L773] CALL ") " [L773] RET ") " [L775] CALL "\n" [L775] RET "\n" [L414] int waterLevel = 1; [L415] int methaneLevelCritical = 0; [L604] int pumpRunning = 0; [L605] int systemActive = 1; [L885] int cleanupTimeShifts = 4; [L209] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L958] int retValue_acc ; [L959] int tmp ; [L963] FCALL select_helpers() [L964] FCALL select_features() [L965] CALL, EXPR valid_product() [L546] int retValue_acc ; [L549] retValue_acc = 1 [L550] RET return (retValue_acc); [L965] EXPR valid_product() [L965] tmp = valid_product() [L967] COND TRUE \read(tmp) [L969] FCALL setup() [L970] CALL runTest() [L952] CALL test() [L821] int splverifierCounter ; [L822] int tmp ; [L823] int tmp___0 ; [L824] int tmp___1 ; [L825] int tmp___2 ; [L828] splverifierCounter = 0 Loop: [L830] COND TRUE 1 [L832] COND TRUE splverifierCounter < 4 [L838] tmp = __VERIFIER_nondet_int() [L840] COND FALSE !(\read(tmp)) [L848] tmp___0 = __VERIFIER_nondet_int() [L850] COND FALSE !(\read(tmp___0)) [L858] tmp___2 = __VERIFIER_nondet_int() [L860] COND TRUE \read(tmp___2) [L873] CALL timeShift() [L611] COND FALSE !(\read(pumpRunning)) [L618] COND TRUE \read(systemActive) [L620] CALL processEnvironment() [L666] int tmp ; [L669] COND FALSE !(\read(pumpRunning)) [L684] CALL processEnvironment__wrappee__highWaterSensor() [L640] int tmp ; [L643] COND TRUE ! pumpRunning [L645] CALL, EXPR isHighWaterLevel() [L781] int retValue_acc ; [L782] int tmp ; [L783] int tmp___0 ; [L787] CALL, EXPR isHighWaterSensorDry() [L494] int retValue_acc ; [L497] COND TRUE waterLevel < 2 [L498] retValue_acc = 1 [L499] RET return (retValue_acc); [L787] EXPR isHighWaterSensorDry() [L787] tmp = isHighWaterSensorDry() [L789] COND TRUE \read(tmp) [L790] tmp___0 = 0 [L794] retValue_acc = tmp___0 [L795] RET return (retValue_acc); [L645] EXPR isHighWaterLevel() [L645] tmp = isHighWaterLevel() [L647] COND FALSE !(\read(tmp)) [L653] RET, FCALL processEnvironment__wrappee__base() [L684] RET processEnvironment__wrappee__highWaterSensor() [L620] processEnvironment() [L626] CALL __utac_acc__Specification3_spec__1() [L558] int tmp ; [L559] int tmp___0 ; [L560] int tmp___1 ; [L564] CALL, EXPR isMethaneLevelCritical() [L453] int retValue_acc ; [L456] retValue_acc = methaneLevelCritical [L457] RET return (retValue_acc); [L564] EXPR isMethaneLevelCritical() [L564] tmp = isMethaneLevelCritical() [L566] COND FALSE !(\read(tmp)) [L570] CALL, EXPR getWaterLevel() [L485] int retValue_acc ; [L488] retValue_acc = waterLevel [L489] RET return (retValue_acc); [L570] EXPR getWaterLevel() [L570] tmp___0 = getWaterLevel() [L572] COND FALSE, RET !(tmp___0 == 2) [L626] RET __utac_acc__Specification3_spec__1() [L873] timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...