./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product10_false-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7b3b0215-e316-48d7-982d-b14e4cd3ac2f/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7b3b0215-e316-48d7-982d-b14e4cd3ac2f/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7b3b0215-e316-48d7-982d-b14e4cd3ac2f/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7b3b0215-e316-48d7-982d-b14e4cd3ac2f/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product10_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7b3b0215-e316-48d7-982d-b14e4cd3ac2f/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7b3b0215-e316-48d7-982d-b14e4cd3ac2f/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 1c01eb0b5d4882b25b2cd231430133c4569ce38c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 [2018-10-27 06:11:13,241 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 06:11:13,243 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 06:11:13,252 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 06:11:13,252 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 06:11:13,253 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 06:11:13,254 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 06:11:13,255 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 06:11:13,257 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 06:11:13,257 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 06:11:13,258 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 06:11:13,258 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 06:11:13,259 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 06:11:13,260 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 06:11:13,261 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 06:11:13,261 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 06:11:13,262 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 06:11:13,264 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 06:11:13,265 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 06:11:13,267 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 06:11:13,267 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 06:11:13,268 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 06:11:13,270 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 06:11:13,270 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 06:11:13,270 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 06:11:13,271 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 06:11:13,272 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 06:11:13,273 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 06:11:13,273 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 06:11:13,274 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 06:11:13,274 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 06:11:13,275 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 06:11:13,275 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 06:11:13,276 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 06:11:13,276 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 06:11:13,277 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 06:11:13,277 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7b3b0215-e316-48d7-982d-b14e4cd3ac2f/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-10-27 06:11:13,289 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 06:11:13,289 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 06:11:13,290 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 06:11:13,290 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 06:11:13,290 INFO L133 SettingsManager]: * Use SBE=true [2018-10-27 06:11:13,290 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-10-27 06:11:13,291 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-10-27 06:11:13,291 INFO L133 SettingsManager]: * Use old map elimination=false [2018-10-27 06:11:13,291 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-10-27 06:11:13,291 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-10-27 06:11:13,291 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-10-27 06:11:13,291 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 06:11:13,291 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 06:11:13,292 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-27 06:11:13,292 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 06:11:13,292 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 06:11:13,292 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 06:11:13,292 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-10-27 06:11:13,292 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-10-27 06:11:13,292 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-10-27 06:11:13,293 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 06:11:13,293 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 06:11:13,293 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-10-27 06:11:13,293 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-10-27 06:11:13,293 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 06:11:13,293 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 06:11:13,293 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-10-27 06:11:13,294 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 06:11:13,294 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-27 06:11:13,294 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-10-27 06:11:13,297 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-27 06:11:13,297 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_7b3b0215-e316-48d7-982d-b14e4cd3ac2f/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 -> 1c01eb0b5d4882b25b2cd231430133c4569ce38c [2018-10-27 06:11:13,323 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 06:11:13,332 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 06:11:13,335 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 06:11:13,336 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 06:11:13,337 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 06:11:13,337 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7b3b0215-e316-48d7-982d-b14e4cd3ac2f/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product10_false-unreach-call_false-termination.cil.c [2018-10-27 06:11:13,389 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7b3b0215-e316-48d7-982d-b14e4cd3ac2f/bin-2019/uautomizer/data/6b40f0cc6/63312973ae734010a31179050000a818/FLAGfda3f9d54 [2018-10-27 06:11:13,801 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 06:11:13,801 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7b3b0215-e316-48d7-982d-b14e4cd3ac2f/sv-benchmarks/c/product-lines/minepump_spec3_product10_false-unreach-call_false-termination.cil.c [2018-10-27 06:11:13,812 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7b3b0215-e316-48d7-982d-b14e4cd3ac2f/bin-2019/uautomizer/data/6b40f0cc6/63312973ae734010a31179050000a818/FLAGfda3f9d54 [2018-10-27 06:11:13,823 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7b3b0215-e316-48d7-982d-b14e4cd3ac2f/bin-2019/uautomizer/data/6b40f0cc6/63312973ae734010a31179050000a818 [2018-10-27 06:11:13,825 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 06:11:13,826 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 06:11:13,827 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 06:11:13,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 06:11:13,830 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 06:11:13,831 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:11:13" (1/1) ... [2018-10-27 06:11:13,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b9212c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:13, skipping insertion in model container [2018-10-27 06:11:13,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:11:13" (1/1) ... [2018-10-27 06:11:13,840 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 06:11:13,876 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 06:11:14,082 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:11:14,092 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 06:11:14,164 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:11:14,194 INFO L193 MainTranslator]: Completed translation [2018-10-27 06:11:14,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:14 WrapperNode [2018-10-27 06:11:14,195 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 06:11:14,195 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 06:11:14,195 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 06:11:14,195 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 06:11:14,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:14" (1/1) ... [2018-10-27 06:11:14,219 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:14" (1/1) ... [2018-10-27 06:11:14,317 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 06:11:14,318 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 06:11:14,318 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 06:11:14,318 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 06:11:14,327 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:14" (1/1) ... [2018-10-27 06:11:14,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:14" (1/1) ... [2018-10-27 06:11:14,332 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:14" (1/1) ... [2018-10-27 06:11:14,332 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:14" (1/1) ... [2018-10-27 06:11:14,341 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:14" (1/1) ... [2018-10-27 06:11:14,347 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:14" (1/1) ... [2018-10-27 06:11:14,350 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:14" (1/1) ... [2018-10-27 06:11:14,353 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 06:11:14,354 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 06:11:14,354 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 06:11:14,354 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 06:11:14,355 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7b3b0215-e316-48d7-982d-b14e4cd3ac2f/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 [2018-10-27 06:11:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 06:11:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 06:11:15,360 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 06:11:15,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:11:15 BoogieIcfgContainer [2018-10-27 06:11:15,361 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 06:11:15,362 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-10-27 06:11:15,362 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-10-27 06:11:15,365 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-10-27 06:11:15,366 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:11:15,366 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.10 06:11:13" (1/3) ... [2018-10-27 06:11:15,368 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@66dc931a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.10 06:11:15, skipping insertion in model container [2018-10-27 06:11:15,369 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:11:15,369 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:14" (2/3) ... [2018-10-27 06:11:15,369 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@66dc931a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.10 06:11:15, skipping insertion in model container [2018-10-27 06:11:15,369 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:11:15,369 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:11:15" (3/3) ... [2018-10-27 06:11:15,371 INFO L375 chiAutomizerObserver]: Analyzing ICFG minepump_spec3_product10_false-unreach-call_false-termination.cil.c [2018-10-27 06:11:15,425 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-27 06:11:15,425 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-10-27 06:11:15,425 INFO L375 BuchiCegarLoop]: Hoare is false [2018-10-27 06:11:15,425 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-10-27 06:11:15,426 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 06:11:15,426 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 06:11:15,427 INFO L379 BuchiCegarLoop]: Difference is false [2018-10-27 06:11:15,427 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 06:11:15,427 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-10-27 06:11:15,445 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 84 states. [2018-10-27 06:11:15,475 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 53 [2018-10-27 06:11:15,476 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-10-27 06:11:15,476 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-10-27 06:11:15,490 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:11:15,490 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:11:15,491 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-10-27 06:11:15,491 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 84 states. [2018-10-27 06:11:15,499 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 53 [2018-10-27 06:11:15,501 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-10-27 06:11:15,501 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-10-27 06:11:15,502 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:11:15,502 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:11:15,510 INFO L793 eck$LassoCheckResult]: Stem: 33#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 := 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~string2.base, #t~string2.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~string4.base, #t~string4.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 0 := 44];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 1 := 77];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 2 := 101];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 3 := 116];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 4 := 104];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 5 := 58];#memory_int := #memory_int[#t~string4.base,#t~string4.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~string6.base, #t~string6.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 0 := 67];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 1 := 82];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 2 := 73];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 3 := 84];#memory_int := #memory_int[#t~string6.base,#t~string6.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~string8.base, #t~string8.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 0 := 79];#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 1 := 75];#memory_int := #memory_int[#t~string8.base,#t~string8.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~string10.base, #t~string10.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 0 := 41];#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 1 := 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~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 := 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~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 := 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~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 := 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~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 := 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~string33.base, #t~string33.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string34.base, #t~string34.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string38.base, #t~string38.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~string39.base, #t~string39.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~string40.base, #t~string40.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~string41.base, #t~string41.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~string42.base, #t~string42.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~string43.base, #t~string43.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string53.base, #t~string53.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~string55.base, #t~string55.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string55.base,#t~string55.offset + 0 := 79];#memory_int := #memory_int[#t~string55.base,#t~string55.offset + 1 := 110];#memory_int := #memory_int[#t~string55.base,#t~string55.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string57.base, #t~string57.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string57.base,#t~string57.offset + 0 := 79];#memory_int := #memory_int[#t~string57.base,#t~string57.offset + 1 := 102];#memory_int := #memory_int[#t~string57.base,#t~string57.offset + 2 := 102];#memory_int := #memory_int[#t~string57.base,#t~string57.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~string59.base, #t~string59.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 0 := 44];#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 1 := 80];#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 2 := 117];#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 3 := 109];#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 4 := 112];#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 5 := 58];#memory_int := #memory_int[#t~string59.base,#t~string59.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~string61.base, #t~string61.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 0 := 79];#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 1 := 110];#memory_int := #memory_int[#t~string61.base,#t~string61.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~string63.base, #t~string63.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 0 := 79];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 1 := 102];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 2 := 102];#memory_int := #memory_int[#t~string63.base,#t~string63.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~string65.base, #t~string65.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string65.base,#t~string65.offset + 0 := 41];#memory_int := #memory_int[#t~string65.base,#t~string65.offset + 1 := 32];#memory_int := #memory_int[#t~string65.base,#t~string65.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~string67.base, #t~string67.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 0 := 10];#memory_int := #memory_int[#t~string67.base,#t~string67.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; 15#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret71, main_~retValue_acc~9, main_~tmp~6;havoc main_~retValue_acc~9;havoc main_~tmp~6;assume { :begin_inline_select_helpers } true; 18#L65true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 3#L58true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 13#L73true main_#t~ret71 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~6 := main_#t~ret71;havoc main_#t~ret71; 31#L863true assume main_~tmp~6 != 0;assume { :begin_inline_setup } true; 72#L840true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet46, test_#t~nondet47, test_#t~nondet48, test_#t~nondet49, test_~splverifierCounter~0, test_~tmp~3, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~3;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 22#L552-3true [2018-10-27 06:11:15,522 INFO L795 eck$LassoCheckResult]: Loop: 22#L552-3true assume true; 19#L552-1true assume !false; 32#L553true assume test_~splverifierCounter~0 < 4; 67#L554true test_~tmp~3 := test_#t~nondet46;havoc test_#t~nondet46; 74#L562true assume !(test_~tmp~3 != 0); 83#L562-2true test_~tmp___0~0 := test_#t~nondet47;havoc test_#t~nondet47; 56#L572true assume !(test_~tmp___0~0 != 0); 60#L572-2true test_~tmp___2~0 := test_#t~nondet48;havoc test_#t~nondet48; 35#L582true assume test_~tmp___2~0 != 0;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 34#L743true assume { :end_inline_startSystem } true; 43#L590-2true assume { :begin_inline_timeShift } true; 8#L621true assume !(~pumpRunning~0 != 0); 11#L621-2true assume !(~systemActive~0 != 0); 71#L628-1true assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret68, __utac_acc__Specification3_spec__1_#t~ret69, __utac_acc__Specification3_spec__1_#t~ret70, __utac_acc__Specification3_spec__1_~tmp~5, __utac_acc__Specification3_spec__1_~tmp___0~1, __utac_acc__Specification3_spec__1_~tmp___1~1;havoc __utac_acc__Specification3_spec__1_~tmp~5;havoc __utac_acc__Specification3_spec__1_~tmp___0~1;havoc __utac_acc__Specification3_spec__1_~tmp___1~1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~2;havoc isMethaneLevelCritical_~retValue_acc~2;isMethaneLevelCritical_~retValue_acc~2 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~2; 16#L127true __utac_acc__Specification3_spec__1_#t~ret68 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~5 := __utac_acc__Specification3_spec__1_#t~ret68;havoc __utac_acc__Specification3_spec__1_#t~ret68; 68#L756true assume __utac_acc__Specification3_spec__1_~tmp~5 != 0; 37#L762-1true assume { :end_inline___utac_acc__Specification3_spec__1 } true; 50#L638true assume { :end_inline_timeShift } true; 22#L552-3true [2018-10-27 06:11:15,535 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:11:15,538 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times [2018-10-27 06:11:15,540 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:11:15,540 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:11:15,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:15,587 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:11:15,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:15,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:11:15,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:11:15,836 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:11:15,837 INFO L82 PathProgramCache]: Analyzing trace with hash 1210961925, now seen corresponding path program 1 times [2018-10-27 06:11:15,837 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:11:15,838 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:11:15,838 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:15,839 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:11:15,839 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:15,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:11:15,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:11:15,900 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 06:11:15,901 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 06:11:15,905 INFO L810 eck$LassoCheckResult]: loop already infeasible [2018-10-27 06:11:15,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 06:11:15,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 06:11:15,921 INFO L87 Difference]: Start difference. First operand 84 states. Second operand 3 states. [2018-10-27 06:11:15,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:11:15,981 INFO L93 Difference]: Finished difference Result 81 states and 101 transitions. [2018-10-27 06:11:15,982 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 06:11:15,984 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 81 states and 101 transitions. [2018-10-27 06:11:15,989 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 49 [2018-10-27 06:11:15,995 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 81 states to 71 states and 90 transitions. [2018-10-27 06:11:15,996 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 71 [2018-10-27 06:11:15,997 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 71 [2018-10-27 06:11:15,998 INFO L73 IsDeterministic]: Start isDeterministic. Operand 71 states and 90 transitions. [2018-10-27 06:11:15,998 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-10-27 06:11:15,998 INFO L705 BuchiCegarLoop]: Abstraction has 71 states and 90 transitions. [2018-10-27 06:11:16,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states and 90 transitions. [2018-10-27 06:11:16,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2018-10-27 06:11:16,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2018-10-27 06:11:16,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 90 transitions. [2018-10-27 06:11:16,028 INFO L728 BuchiCegarLoop]: Abstraction has 71 states and 90 transitions. [2018-10-27 06:11:16,028 INFO L608 BuchiCegarLoop]: Abstraction has 71 states and 90 transitions. [2018-10-27 06:11:16,029 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-10-27 06:11:16,029 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 71 states and 90 transitions. [2018-10-27 06:11:16,030 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 49 [2018-10-27 06:11:16,030 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-10-27 06:11:16,030 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-10-27 06:11:16,031 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:11:16,031 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] [2018-10-27 06:11:16,032 INFO L793 eck$LassoCheckResult]: Stem: 208#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 := 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~string2.base, #t~string2.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~string4.base, #t~string4.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 0 := 44];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 1 := 77];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 2 := 101];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 3 := 116];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 4 := 104];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 5 := 58];#memory_int := #memory_int[#t~string4.base,#t~string4.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~string6.base, #t~string6.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 0 := 67];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 1 := 82];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 2 := 73];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 3 := 84];#memory_int := #memory_int[#t~string6.base,#t~string6.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~string8.base, #t~string8.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 0 := 79];#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 1 := 75];#memory_int := #memory_int[#t~string8.base,#t~string8.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~string10.base, #t~string10.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 0 := 41];#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 1 := 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~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 := 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~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 := 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~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 := 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~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 := 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~string33.base, #t~string33.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string34.base, #t~string34.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string38.base, #t~string38.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~string39.base, #t~string39.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~string40.base, #t~string40.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~string41.base, #t~string41.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~string42.base, #t~string42.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~string43.base, #t~string43.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string53.base, #t~string53.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~string55.base, #t~string55.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string55.base,#t~string55.offset + 0 := 79];#memory_int := #memory_int[#t~string55.base,#t~string55.offset + 1 := 110];#memory_int := #memory_int[#t~string55.base,#t~string55.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string57.base, #t~string57.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string57.base,#t~string57.offset + 0 := 79];#memory_int := #memory_int[#t~string57.base,#t~string57.offset + 1 := 102];#memory_int := #memory_int[#t~string57.base,#t~string57.offset + 2 := 102];#memory_int := #memory_int[#t~string57.base,#t~string57.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~string59.base, #t~string59.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 0 := 44];#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 1 := 80];#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 2 := 117];#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 3 := 109];#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 4 := 112];#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 5 := 58];#memory_int := #memory_int[#t~string59.base,#t~string59.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~string61.base, #t~string61.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 0 := 79];#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 1 := 110];#memory_int := #memory_int[#t~string61.base,#t~string61.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~string63.base, #t~string63.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 0 := 79];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 1 := 102];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 2 := 102];#memory_int := #memory_int[#t~string63.base,#t~string63.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~string65.base, #t~string65.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string65.base,#t~string65.offset + 0 := 41];#memory_int := #memory_int[#t~string65.base,#t~string65.offset + 1 := 32];#memory_int := #memory_int[#t~string65.base,#t~string65.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~string67.base, #t~string67.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 0 := 10];#memory_int := #memory_int[#t~string67.base,#t~string67.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; 194#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret71, main_~retValue_acc~9, main_~tmp~6;havoc main_~retValue_acc~9;havoc main_~tmp~6;assume { :begin_inline_select_helpers } true; 195#L65 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 178#L58 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 179#L73 main_#t~ret71 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~6 := main_#t~ret71;havoc main_#t~ret71; 188#L863 assume main_~tmp~6 != 0;assume { :begin_inline_setup } true; 206#L840 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet46, test_#t~nondet47, test_#t~nondet48, test_#t~nondet49, test_~splverifierCounter~0, test_~tmp~3, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~3;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 198#L552-3 [2018-10-27 06:11:16,032 INFO L795 eck$LassoCheckResult]: Loop: 198#L552-3 assume true; 196#L552-1 assume !false; 197#L553 assume test_~splverifierCounter~0 < 4; 207#L554 test_~tmp~3 := test_#t~nondet46;havoc test_#t~nondet46; 240#L562 assume !(test_~tmp~3 != 0); 201#L562-2 test_~tmp___0~0 := test_#t~nondet47;havoc test_#t~nondet47; 231#L572 assume !(test_~tmp___0~0 != 0); 203#L572-2 test_~tmp___2~0 := test_#t~nondet48;havoc test_#t~nondet48; 211#L582 assume test_~tmp___2~0 != 0;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 209#L743 assume { :end_inline_startSystem } true; 210#L590-2 assume { :begin_inline_timeShift } true; 182#L621 assume !(~pumpRunning~0 != 0); 183#L621-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true; 187#L645 assume { :end_inline_processEnvironment } true; 232#L628-1 assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret68, __utac_acc__Specification3_spec__1_#t~ret69, __utac_acc__Specification3_spec__1_#t~ret70, __utac_acc__Specification3_spec__1_~tmp~5, __utac_acc__Specification3_spec__1_~tmp___0~1, __utac_acc__Specification3_spec__1_~tmp___1~1;havoc __utac_acc__Specification3_spec__1_~tmp~5;havoc __utac_acc__Specification3_spec__1_~tmp___0~1;havoc __utac_acc__Specification3_spec__1_~tmp___1~1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~2;havoc isMethaneLevelCritical_~retValue_acc~2;isMethaneLevelCritical_~retValue_acc~2 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~2; 192#L127 __utac_acc__Specification3_spec__1_#t~ret68 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~5 := __utac_acc__Specification3_spec__1_#t~ret68;havoc __utac_acc__Specification3_spec__1_#t~ret68; 193#L756 assume __utac_acc__Specification3_spec__1_~tmp~5 != 0; 215#L762-1 assume { :end_inline___utac_acc__Specification3_spec__1 } true; 216#L638 assume { :end_inline_timeShift } true; 198#L552-3 [2018-10-27 06:11:16,032 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:11:16,032 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times [2018-10-27 06:11:16,033 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:11:16,033 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:11:16,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:16,034 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:11:16,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:16,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:11:16,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:11:16,124 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:11:16,124 INFO L82 PathProgramCache]: Analyzing trace with hash -486409433, now seen corresponding path program 1 times [2018-10-27 06:11:16,124 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:11:16,124 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:11:16,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:16,125 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-27 06:11:16,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:16,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:11:16,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:11:16,140 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:11:16,141 INFO L82 PathProgramCache]: Analyzing trace with hash 1815733987, now seen corresponding path program 1 times [2018-10-27 06:11:16,141 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:11:16,141 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:11:16,142 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:16,142 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:11:16,142 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:16,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:11:16,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:11:16,271 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 06:11:16,271 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-27 06:11:16,389 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 32 [2018-10-27 06:11:16,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-27 06:11:16,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-10-27 06:11:16,488 INFO L87 Difference]: Start difference. First operand 71 states and 90 transitions. cyclomatic complexity: 21 Second operand 5 states. [2018-10-27 06:11:16,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:11:16,847 INFO L93 Difference]: Finished difference Result 233 states and 298 transitions. [2018-10-27 06:11:16,848 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-27 06:11:16,849 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 233 states and 298 transitions. [2018-10-27 06:11:16,852 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 170 [2018-10-27 06:11:16,859 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 233 states to 233 states and 298 transitions. [2018-10-27 06:11:16,860 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 233 [2018-10-27 06:11:16,861 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 233 [2018-10-27 06:11:16,861 INFO L73 IsDeterministic]: Start isDeterministic. Operand 233 states and 298 transitions. [2018-10-27 06:11:16,862 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-10-27 06:11:16,862 INFO L705 BuchiCegarLoop]: Abstraction has 233 states and 298 transitions. [2018-10-27 06:11:16,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states and 298 transitions. [2018-10-27 06:11:16,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 135. [2018-10-27 06:11:16,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2018-10-27 06:11:16,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 169 transitions. [2018-10-27 06:11:16,883 INFO L728 BuchiCegarLoop]: Abstraction has 135 states and 169 transitions. [2018-10-27 06:11:16,883 INFO L608 BuchiCegarLoop]: Abstraction has 135 states and 169 transitions. [2018-10-27 06:11:16,884 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2018-10-27 06:11:16,884 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 135 states and 169 transitions. [2018-10-27 06:11:16,886 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 98 [2018-10-27 06:11:16,887 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-10-27 06:11:16,887 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-10-27 06:11:16,887 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:11:16,888 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] [2018-10-27 06:11:16,888 INFO L793 eck$LassoCheckResult]: Stem: 532#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 := 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~string2.base, #t~string2.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~string4.base, #t~string4.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 0 := 44];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 1 := 77];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 2 := 101];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 3 := 116];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 4 := 104];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 5 := 58];#memory_int := #memory_int[#t~string4.base,#t~string4.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~string6.base, #t~string6.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 0 := 67];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 1 := 82];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 2 := 73];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 3 := 84];#memory_int := #memory_int[#t~string6.base,#t~string6.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~string8.base, #t~string8.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 0 := 79];#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 1 := 75];#memory_int := #memory_int[#t~string8.base,#t~string8.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~string10.base, #t~string10.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 0 := 41];#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 1 := 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~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 := 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~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 := 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~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 := 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~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 := 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~string33.base, #t~string33.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string34.base, #t~string34.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string38.base, #t~string38.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~string39.base, #t~string39.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~string40.base, #t~string40.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~string41.base, #t~string41.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~string42.base, #t~string42.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~string43.base, #t~string43.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string53.base, #t~string53.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~string55.base, #t~string55.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string55.base,#t~string55.offset + 0 := 79];#memory_int := #memory_int[#t~string55.base,#t~string55.offset + 1 := 110];#memory_int := #memory_int[#t~string55.base,#t~string55.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string57.base, #t~string57.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string57.base,#t~string57.offset + 0 := 79];#memory_int := #memory_int[#t~string57.base,#t~string57.offset + 1 := 102];#memory_int := #memory_int[#t~string57.base,#t~string57.offset + 2 := 102];#memory_int := #memory_int[#t~string57.base,#t~string57.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~string59.base, #t~string59.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 0 := 44];#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 1 := 80];#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 2 := 117];#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 3 := 109];#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 4 := 112];#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 5 := 58];#memory_int := #memory_int[#t~string59.base,#t~string59.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~string61.base, #t~string61.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 0 := 79];#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 1 := 110];#memory_int := #memory_int[#t~string61.base,#t~string61.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~string63.base, #t~string63.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 0 := 79];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 1 := 102];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 2 := 102];#memory_int := #memory_int[#t~string63.base,#t~string63.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~string65.base, #t~string65.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string65.base,#t~string65.offset + 0 := 41];#memory_int := #memory_int[#t~string65.base,#t~string65.offset + 1 := 32];#memory_int := #memory_int[#t~string65.base,#t~string65.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~string67.base, #t~string67.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 0 := 10];#memory_int := #memory_int[#t~string67.base,#t~string67.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; 514#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret71, main_~retValue_acc~9, main_~tmp~6;havoc main_~retValue_acc~9;havoc main_~tmp~6;assume { :begin_inline_select_helpers } true; 515#L65 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 496#L58 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 497#L73 main_#t~ret71 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~6 := main_#t~ret71;havoc main_#t~ret71; 510#L863 assume main_~tmp~6 != 0;assume { :begin_inline_setup } true; 530#L840 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet46, test_#t~nondet47, test_#t~nondet48, test_#t~nondet49, test_~splverifierCounter~0, test_~tmp~3, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~3;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 560#L552-3 [2018-10-27 06:11:16,888 INFO L795 eck$LassoCheckResult]: Loop: 560#L552-3 assume true; 614#L552-1 assume !false; 612#L553 assume test_~splverifierCounter~0 < 4; 613#L554 test_~tmp~3 := test_#t~nondet46;havoc test_#t~nondet46; 630#L562 assume !(test_~tmp~3 != 0); 629#L562-2 test_~tmp___0~0 := test_#t~nondet47;havoc test_#t~nondet47; 563#L572 assume !(test_~tmp___0~0 != 0); 526#L572-2 test_~tmp___2~0 := test_#t~nondet48;havoc test_#t~nondet48; 535#L582 assume test_~tmp___2~0 != 0;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 533#L743 assume { :end_inline_startSystem } true; 534#L590-2 assume { :begin_inline_timeShift } true; 506#L621 assume !(~pumpRunning~0 != 0); 507#L621-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true; 509#L645 assume { :end_inline_processEnvironment } true; 565#L628-1 assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret68, __utac_acc__Specification3_spec__1_#t~ret69, __utac_acc__Specification3_spec__1_#t~ret70, __utac_acc__Specification3_spec__1_~tmp~5, __utac_acc__Specification3_spec__1_~tmp___0~1, __utac_acc__Specification3_spec__1_~tmp___1~1;havoc __utac_acc__Specification3_spec__1_~tmp~5;havoc __utac_acc__Specification3_spec__1_~tmp___0~1;havoc __utac_acc__Specification3_spec__1_~tmp___1~1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~2;havoc isMethaneLevelCritical_~retValue_acc~2;isMethaneLevelCritical_~retValue_acc~2 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~2; 579#L127 __utac_acc__Specification3_spec__1_#t~ret68 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~5 := __utac_acc__Specification3_spec__1_#t~ret68;havoc __utac_acc__Specification3_spec__1_#t~ret68; 575#L756 assume !(__utac_acc__Specification3_spec__1_~tmp~5 != 0);assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~3;havoc getWaterLevel_~retValue_acc~3;getWaterLevel_~retValue_acc~3 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~3; 576#L159 __utac_acc__Specification3_spec__1_#t~ret69 := getWaterLevel_#res;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification3_spec__1_~tmp___0~1 := __utac_acc__Specification3_spec__1_#t~ret69;havoc __utac_acc__Specification3_spec__1_#t~ret69; 577#L762 assume !(__utac_acc__Specification3_spec__1_~tmp___0~1 == 2); 617#L762-1 assume { :end_inline___utac_acc__Specification3_spec__1 } true; 559#L638 assume { :end_inline_timeShift } true; 560#L552-3 [2018-10-27 06:11:16,889 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:11:16,889 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 3 times [2018-10-27 06:11:16,889 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:11:16,889 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:11:16,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:16,890 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:11:16,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:16,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:11:16,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:11:16,966 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:11:16,967 INFO L82 PathProgramCache]: Analyzing trace with hash 713220634, now seen corresponding path program 1 times [2018-10-27 06:11:16,967 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:11:16,967 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:11:16,968 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:16,968 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-27 06:11:16,968 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:16,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:11:16,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:11:16,977 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:11:16,978 INFO L82 PathProgramCache]: Analyzing trace with hash 1164889814, now seen corresponding path program 1 times [2018-10-27 06:11:16,978 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:11:16,978 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:11:16,987 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:16,987 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:11:16,987 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:11:17,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:11:17,687 WARN L179 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2018-10-27 06:11:55,466 WARN L179 SmtUtils]: Spent 37.74 s on a formula simplification. DAG size of input: 405 DAG size of output: 403 [2018-10-27 06:12:19,612 WARN L179 SmtUtils]: Spent 24.14 s on a formula simplification that was a NOOP. DAG size: 403 [2018-10-27 06:12:19,688 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 06:12:19,691 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 06:12:19,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 27.10 06:12:19 BoogieIcfgContainer [2018-10-27 06:12:19,708 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-10-27 06:12:19,708 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 06:12:19,708 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 06:12:19,708 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 06:12:19,709 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:11:15" (3/4) ... [2018-10-27 06:12:19,714 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-10-27 06:12:19,775 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7b3b0215-e316-48d7-982d-b14e4cd3ac2f/bin-2019/uautomizer/witness.graphml [2018-10-27 06:12:19,775 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 06:12:19,776 INFO L168 Benchmark]: Toolchain (without parser) took 65950.61 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 268.4 MB). Free memory was 953.1 MB in the beginning and 1.2 GB in the end (delta: -252.0 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. [2018-10-27 06:12:19,777 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 06:12:19,777 INFO L168 Benchmark]: CACSL2BoogieTranslator took 368.03 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 928.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-27 06:12:19,777 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 928.9 MB in the beginning and 1.2 GB in the end (delta: -227.9 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-10-27 06:12:19,778 INFO L168 Benchmark]: Boogie Preprocessor took 35.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-10-27 06:12:19,778 INFO L168 Benchmark]: RCFGBuilder took 1007.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 101.2 MB). Peak memory consumption was 101.2 MB. Max. memory is 11.5 GB. [2018-10-27 06:12:19,781 INFO L168 Benchmark]: BuchiAutomizer took 64345.95 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 105.4 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -161.7 MB). Peak memory consumption was 292.2 MB. Max. memory is 11.5 GB. [2018-10-27 06:12:19,781 INFO L168 Benchmark]: Witness Printer took 67.52 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 11.5 GB. [2018-10-27 06:12:19,783 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 368.03 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 928.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 122.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 928.9 MB in the beginning and 1.2 GB in the end (delta: -227.9 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1007.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 101.2 MB). Peak memory consumption was 101.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 64345.95 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 105.4 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -161.7 MB). Peak memory consumption was 292.2 MB. Max. memory is 11.5 GB. * Witness Printer took 67.52 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (2 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.2 modules have a trivial ranking function, the largest among these consists of 5 locations. The remainder module has 135 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 64.2s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 63.6s. Construction of modules took 0.3s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 98 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 135 states and ocurred in iteration 2. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 219 SDtfs, 392 SDslu, 363 SDs, 0 SdLazy, 48 SolverSat, 17 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time LassoAnalysisResults: nont1 unkn0 SFLI1 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 552]: Nontermination argument in form of an infinite program execution. [2018-10-27 06:12:19,792 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 06:12:19,793 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 06:12:19,802 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 06:12:19,803 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, ")"=26, "On"=38, "Off"=0, "__utac__get_this_argtype"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6e3528da=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@427c131d=157, "i > 0 && i <= this->argsCount"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@323bb43d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5a40c2bb=0, "On"=0, "Off"=35, "i > 0 && i <= this->argsCount"=17, "libacc.c"=0, "__utac__get_this_argtype"=0, retValue_acc=0, methaneLevelCritical=0, "OK"=27, NULL=2, tmp=0, ") "=0, "i > 0 && i <= this->argsCount"=15, "libacc.c"=19, "\n"=0, "Env(Water:%i"=31, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@687a138e=0, tmp___1=0, "i > 0 && i <= this->argsCount"=24, ",Meth:"=0, "OK"=0, "CRIT"=0, "Env(Water:%i"=0, "libacc.c"=16, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1d6b0f82=0, cleanupTimeShifts=4, "__utac__get_this_arg"=18, "__utac__get_this_arg"=22, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6dcb4d0b=0, "libacc.c"=14, tmp=0, "Pump(System:"=12, tmp___0=1, "i > 0 && i <= this->argsCount"=0, NULL=0, systemActive=1, waterLevel=1, \result=1, "i > 0 && i <= this->argsCount"=0, "libacc.c"=0, "i > 0 && i <= this->argsCount"=0, retValue_acc=0, ")"=0, tmp___0=0, "On"=0, "Off"=0, retValue_acc=1, "Pump(System:"=0, ",Meth:"=29, \result=1, head=0, pumpRunning=0, "Off"=34, \result=0, "libacc.c"=0, "__utac__get_this_arg"=0, tmp=1, "\n"=42, "On"=37, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4d6cf416=0, retValue_acc=1, tmp___2=157, "libacc.c"=23, splverifierCounter=0, ",Pump:"=0, \result=0, "CRIT"=28, ",Pump:"=36, tmp___1=0, head=0, "i > 0 && i <= this->argsCount"=20, "libacc.c"=0, "__utac__get_this_arg"=0, "__utac__get_this_argtype"=11, "__utac__get_this_argtype"=8, NULL=42, ") "=39} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 552]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L136] CALL "Env(Water:%i" [L136] RET "Env(Water:%i" [L137] CALL ",Meth:" [L137] RET ",Meth:" [L141] CALL "CRIT" [L141] RET "CRIT" [L145] CALL "OK" [L145] RET "OK" [L149] CALL ")" [L149] RET ")" [L470] CALL "i > 0 && i <= this->argsCount" [L470] RET "i > 0 && i <= this->argsCount" [L470] CALL "libacc.c" [L470] RET "libacc.c" [L471] CALL "__utac__get_this_arg" [L471] RET "__utac__get_this_arg" [L477] CALL "i > 0 && i <= this->argsCount" [L477] RET "i > 0 && i <= this->argsCount" [L477] CALL "libacc.c" [L477] RET "libacc.c" [L478] CALL "__utac__get_this_arg" [L478] RET "__utac__get_this_arg" [L516] CALL "i > 0 && i <= this->argsCount" [L516] RET "i > 0 && i <= this->argsCount" [L516] CALL "libacc.c" [L516] RET "libacc.c" [L517] CALL "__utac__get_this_argtype" [L517] RET "__utac__get_this_argtype" [L523] CALL "i > 0 && i <= this->argsCount" [L523] RET "i > 0 && i <= this->argsCount" [L523] CALL "libacc.c" [L523] RET "libacc.c" [L524] CALL "__utac__get_this_argtype" [L524] RET "__utac__get_this_argtype" [L707] CALL "Pump(System:" [L707] RET "Pump(System:" [L711] CALL "On" [L711] RET "On" [L715] CALL "Off" [L715] RET "Off" [L719] CALL ",Pump:" [L719] RET ",Pump:" [L723] CALL "On" [L723] RET "On" [L727] CALL "Off" [L727] RET "Off" [L731] CALL ") " [L731] RET ") " [L733] CALL "\n" [L733] RET "\n" [L84] int waterLevel = 1; [L85] int methaneLevelCritical = 0; [L613] int pumpRunning = 0; [L614] int systemActive = 1; [L781] int cleanupTimeShifts = 4; [L342] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L854] int retValue_acc ; [L855] int tmp ; [L859] FCALL select_helpers() [L860] FCALL select_features() [L861] CALL, EXPR valid_product() [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] RET return (retValue_acc); [L861] EXPR valid_product() [L861] tmp = valid_product() [L863] COND TRUE \read(tmp) [L865] FCALL setup() [L866] CALL runTest() [L848] CALL test() [L543] int splverifierCounter ; [L544] int tmp ; [L545] int tmp___0 ; [L546] int tmp___1 ; [L547] int tmp___2 ; [L550] splverifierCounter = 0 Loop: [L552] COND TRUE 1 [L554] COND TRUE splverifierCounter < 4 [L560] tmp = __VERIFIER_nondet_int() [L562] COND FALSE !(\read(tmp)) [L570] tmp___0 = __VERIFIER_nondet_int() [L572] COND FALSE !(\read(tmp___0)) [L580] tmp___2 = __VERIFIER_nondet_int() [L582] COND TRUE \read(tmp___2) [L584] CALL startSystem() [L742] RET systemActive = 1 [L584] startSystem() [L597] CALL timeShift() [L621] COND FALSE !(\read(pumpRunning)) [L628] COND TRUE \read(systemActive) [L630] FCALL processEnvironment() [L636] CALL __utac_acc__Specification3_spec__1() [L748] int tmp ; [L749] int tmp___0 ; [L750] int tmp___1 ; [L754] CALL, EXPR isMethaneLevelCritical() [L123] int retValue_acc ; [L126] retValue_acc = methaneLevelCritical [L127] RET return (retValue_acc); [L754] EXPR isMethaneLevelCritical() [L754] tmp = isMethaneLevelCritical() [L756] COND FALSE !(\read(tmp)) [L760] CALL, EXPR getWaterLevel() [L155] int retValue_acc ; [L158] retValue_acc = waterLevel [L159] RET return (retValue_acc); [L760] EXPR getWaterLevel() [L760] tmp___0 = getWaterLevel() [L762] COND FALSE, RET !(tmp___0 == 2) [L636] RET __utac_acc__Specification3_spec__1() [L597] timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...