./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product17_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e0c60407-0472-4301-82d7-76b234c889b0/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e0c60407-0472-4301-82d7-76b234c889b0/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e0c60407-0472-4301-82d7-76b234c889b0/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e0c60407-0472-4301-82d7-76b234c889b0/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product17_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e0c60407-0472-4301-82d7-76b234c889b0/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e0c60407-0472-4301-82d7-76b234c889b0/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 d2adcf2b9b8b03691138caa579df024fc7b4a734 ........................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 09:18:57,388 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:18:57,390 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:18:57,396 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:18:57,396 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:18:57,397 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:18:57,398 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:18:57,399 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:18:57,400 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:18:57,400 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:18:57,401 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:18:57,401 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:18:57,402 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:18:57,402 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:18:57,403 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:18:57,403 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:18:57,404 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:18:57,405 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:18:57,406 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:18:57,407 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:18:57,408 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:18:57,409 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:18:57,410 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:18:57,410 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:18:57,411 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:18:57,413 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:18:57,413 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:18:57,414 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:18:57,414 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:18:57,415 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:18:57,415 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:18:57,415 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:18:57,415 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:18:57,416 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:18:57,416 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:18:57,417 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:18:57,417 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e0c60407-0472-4301-82d7-76b234c889b0/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-10 09:18:57,426 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:18:57,426 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:18:57,427 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 09:18:57,427 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 09:18:57,427 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 09:18:57,428 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-10 09:18:57,428 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-10 09:18:57,428 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-10 09:18:57,428 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-10 09:18:57,428 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-10 09:18:57,428 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-10 09:18:57,428 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:18:57,429 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:18:57,429 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 09:18:57,429 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 09:18:57,429 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:18:57,429 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:18:57,429 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-10 09:18:57,429 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-10 09:18:57,429 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-10 09:18:57,430 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:18:57,430 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:18:57,430 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-10 09:18:57,430 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-10 09:18:57,430 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:18:57,430 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 09:18:57,430 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-10 09:18:57,431 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:18:57,431 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 09:18:57,431 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-10 09:18:57,432 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-10 09:18:57,432 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_e0c60407-0472-4301-82d7-76b234c889b0/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 -> d2adcf2b9b8b03691138caa579df024fc7b4a734 [2018-11-10 09:18:57,454 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:18:57,464 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:18:57,466 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:18:57,467 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:18:57,468 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:18:57,468 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e0c60407-0472-4301-82d7-76b234c889b0/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product17_true-unreach-call_false-termination.cil.c [2018-11-10 09:18:57,507 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e0c60407-0472-4301-82d7-76b234c889b0/bin-2019/uautomizer/data/6c89eeb30/90c79c0c959d402dbf94761f016ca88d/FLAGbc98f986c [2018-11-10 09:18:57,944 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:18:57,945 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e0c60407-0472-4301-82d7-76b234c889b0/sv-benchmarks/c/product-lines/minepump_spec1_product17_true-unreach-call_false-termination.cil.c [2018-11-10 09:18:57,955 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e0c60407-0472-4301-82d7-76b234c889b0/bin-2019/uautomizer/data/6c89eeb30/90c79c0c959d402dbf94761f016ca88d/FLAGbc98f986c [2018-11-10 09:18:57,966 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e0c60407-0472-4301-82d7-76b234c889b0/bin-2019/uautomizer/data/6c89eeb30/90c79c0c959d402dbf94761f016ca88d [2018-11-10 09:18:57,968 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:18:57,969 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:18:57,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:18:57,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:18:57,972 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:18:57,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:18:57" (1/1) ... [2018-11-10 09:18:57,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70607c0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:57, skipping insertion in model container [2018-11-10 09:18:57,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:18:57" (1/1) ... [2018-11-10 09:18:57,980 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:18:58,010 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:18:58,195 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:18:58,204 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:18:58,256 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:18:58,273 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:18:58,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:58 WrapperNode [2018-11-10 09:18:58,273 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:18:58,273 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:18:58,273 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:18:58,274 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:18:58,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:58" (1/1) ... [2018-11-10 09:18:58,332 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:58" (1/1) ... [2018-11-10 09:18:58,363 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:18:58,363 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:18:58,363 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:18:58,363 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:18:58,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:58" (1/1) ... [2018-11-10 09:18:58,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:58" (1/1) ... [2018-11-10 09:18:58,373 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:58" (1/1) ... [2018-11-10 09:18:58,374 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:58" (1/1) ... [2018-11-10 09:18:58,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:58" (1/1) ... [2018-11-10 09:18:58,389 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:58" (1/1) ... [2018-11-10 09:18:58,391 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:58" (1/1) ... [2018-11-10 09:18:58,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:18:58,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:18:58,395 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:18:58,395 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:18:58,396 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e0c60407-0472-4301-82d7-76b234c889b0/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 09:18:58,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:18:58,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:18:58,994 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:18:58,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:18:58 BoogieIcfgContainer [2018-11-10 09:18:58,995 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 09:18:58,995 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-10 09:18:58,995 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-10 09:18:58,998 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-10 09:18:58,998 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 09:18:58,999 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 09:18:57" (1/3) ... [2018-11-10 09:18:58,999 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2491cc55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 09:18:58, skipping insertion in model container [2018-11-10 09:18:59,000 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 09:18:59,000 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:18:58" (2/3) ... [2018-11-10 09:18:59,000 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2491cc55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 09:18:59, skipping insertion in model container [2018-11-10 09:18:59,000 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 09:18:59,000 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:18:58" (3/3) ... [2018-11-10 09:18:59,002 INFO L375 chiAutomizerObserver]: Analyzing ICFG minepump_spec1_product17_true-unreach-call_false-termination.cil.c [2018-11-10 09:18:59,037 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 09:18:59,038 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-10 09:18:59,038 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-10 09:18:59,038 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-10 09:18:59,038 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 09:18:59,038 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 09:18:59,038 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-10 09:18:59,038 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 09:18:59,038 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-10 09:18:59,052 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 104 states. [2018-11-10 09:18:59,075 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 66 [2018-11-10 09:18:59,075 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 09:18:59,075 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 09:18:59,081 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 09:18:59,082 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 09:18:59,082 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-10 09:18:59,082 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 104 states. [2018-11-10 09:18:59,086 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 66 [2018-11-10 09:18:59,086 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 09:18:59,086 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 09:18:59,086 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 09:18:59,086 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 09:18:59,092 INFO L793 eck$LassoCheckResult]: Stem: 86#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string20.base, #t~string20.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string21.base, #t~string21.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string22.base, #t~string22.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string23.base, #t~string23.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string24.base, #t~string24.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string25.base, #t~string25.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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 := 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~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 := 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~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 := 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~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 := 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~string43.base, #t~string43.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string43.base,#t~string43.offset + 0 := 79];#memory_int := #memory_int[#t~string43.base,#t~string43.offset + 1 := 110];#memory_int := #memory_int[#t~string43.base,#t~string43.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~string45.base, #t~string45.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string45.base,#t~string45.offset + 0 := 79];#memory_int := #memory_int[#t~string45.base,#t~string45.offset + 1 := 102];#memory_int := #memory_int[#t~string45.base,#t~string45.offset + 2 := 102];#memory_int := #memory_int[#t~string45.base,#t~string45.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~string47.base, #t~string47.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string47.base,#t~string47.offset + 0 := 44];#memory_int := #memory_int[#t~string47.base,#t~string47.offset + 1 := 80];#memory_int := #memory_int[#t~string47.base,#t~string47.offset + 2 := 117];#memory_int := #memory_int[#t~string47.base,#t~string47.offset + 3 := 109];#memory_int := #memory_int[#t~string47.base,#t~string47.offset + 4 := 112];#memory_int := #memory_int[#t~string47.base,#t~string47.offset + 5 := 58];#memory_int := #memory_int[#t~string47.base,#t~string47.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~string49.base, #t~string49.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 0 := 79];#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 1 := 110];#memory_int := #memory_int[#t~string49.base,#t~string49.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~string51.base, #t~string51.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string51.base,#t~string51.offset + 0 := 79];#memory_int := #memory_int[#t~string51.base,#t~string51.offset + 1 := 102];#memory_int := #memory_int[#t~string51.base,#t~string51.offset + 2 := 102];#memory_int := #memory_int[#t~string51.base,#t~string51.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~string53.base, #t~string53.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 0 := 41];#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 1 := 32];#memory_int := #memory_int[#t~string53.base,#t~string53.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~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 := 10];#memory_int := #memory_int[#t~string55.base,#t~string55.offset + 1 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string58.base, #t~string58.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~string60.base, #t~string60.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 0 := 44];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 1 := 77];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 2 := 101];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 3 := 116];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 4 := 104];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 5 := 58];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string62.base, #t~string62.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 0 := 67];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 1 := 82];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 2 := 73];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 3 := 84];#memory_int := #memory_int[#t~string62.base,#t~string62.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~string64.base, #t~string64.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 0 := 79];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 1 := 75];#memory_int := #memory_int[#t~string64.base,#t~string64.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~string66.base, #t~string66.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 0 := 41];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 1 := 0];~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 14#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret37, main_~retValue_acc~3, main_~tmp~4;havoc main_~retValue_acc~3;havoc main_~tmp~4;assume { :begin_inline_select_helpers } true; 29#L882true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 93#L875true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~11;havoc valid_product_~retValue_acc~11;valid_product_~retValue_acc~11 := 1;valid_product_#res := valid_product_~retValue_acc~11; 44#L890true main_#t~ret37 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~4 := main_#t~ret37;havoc main_#t~ret37; 97#L525true assume main_~tmp~4 != 0;assume { :begin_inline_setup } true; 88#L498true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet67, test_#t~nondet68, test_#t~nondet69, test_#t~nondet70, test_~splverifierCounter~0, test_~tmp~7, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~7;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 24#L805-3true [2018-11-10 09:18:59,093 INFO L795 eck$LassoCheckResult]: Loop: 24#L805-3true assume true; 21#L805-1true assume !false; 94#L806true assume test_~splverifierCounter~0 < 4; 54#L807true test_~tmp~7 := test_#t~nondet67;havoc test_#t~nondet67; 79#L815true assume !(test_~tmp~7 != 0); 61#L815-2true test_~tmp___0~2 := test_#t~nondet68;havoc test_#t~nondet68; 95#L825true assume !(test_~tmp___0~2 != 0); 99#L825-2true test_~tmp___2~0 := test_#t~nondet69;havoc test_#t~nondet69; 36#L835true assume test_~tmp___2~0 != 0; 18#L841-2true assume { :begin_inline_timeShift } true; 33#L560true assume !(~pumpRunning~0 != 0); 22#L560-2true assume !(~systemActive~0 != 0); 83#L567-1true assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret0, __utac_acc__Specification1_spec__1_#t~ret1, __utac_acc__Specification1_spec__1_~tmp~0, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~0;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~7;havoc isMethaneLevelCritical_~retValue_acc~7;isMethaneLevelCritical_~retValue_acc~7 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~7; 63#L749true __utac_acc__Specification1_spec__1_#t~ret0 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification1_spec__1_~tmp~0 := __utac_acc__Specification1_spec__1_#t~ret0;havoc __utac_acc__Specification1_spec__1_#t~ret0; 10#L51true assume !(__utac_acc__Specification1_spec__1_~tmp~0 != 0); 7#L51-1true assume { :end_inline___utac_acc__Specification1_spec__1 } true; 8#L577true assume { :end_inline_timeShift } true; 24#L805-3true [2018-11-10 09:18:59,097 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:18:59,098 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times [2018-11-10 09:18:59,099 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 09:18:59,099 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 09:18:59,134 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:18:59,134 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 09:18:59,135 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:18:59,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:18:59,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:18:59,259 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:18:59,260 INFO L82 PathProgramCache]: Analyzing trace with hash 1833244307, now seen corresponding path program 1 times [2018-11-10 09:18:59,260 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 09:18:59,260 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 09:18:59,260 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:18:59,261 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 09:18:59,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:18:59,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:18:59,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:18:59,270 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:18:59,270 INFO L82 PathProgramCache]: Analyzing trace with hash 901562703, now seen corresponding path program 1 times [2018-11-10 09:18:59,270 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 09:18:59,270 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 09:18:59,271 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:18:59,271 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 09:18:59,271 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:18:59,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:18:59,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:18:59,390 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 09:18:59,390 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 09:18:59,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 09:18:59,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-10 09:18:59,516 INFO L87 Difference]: Start difference. First operand 104 states. Second operand 6 states. [2018-11-10 09:18:59,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 09:18:59,636 INFO L93 Difference]: Finished difference Result 101 states and 126 transitions. [2018-11-10 09:18:59,637 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-10 09:18:59,639 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 101 states and 126 transitions. [2018-11-10 09:18:59,641 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 62 [2018-11-10 09:18:59,644 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 101 states to 91 states and 116 transitions. [2018-11-10 09:18:59,645 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 91 [2018-11-10 09:18:59,646 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 91 [2018-11-10 09:18:59,646 INFO L73 IsDeterministic]: Start isDeterministic. Operand 91 states and 116 transitions. [2018-11-10 09:18:59,647 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 09:18:59,647 INFO L705 BuchiCegarLoop]: Abstraction has 91 states and 116 transitions. [2018-11-10 09:18:59,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states and 116 transitions. [2018-11-10 09:18:59,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2018-11-10 09:18:59,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2018-11-10 09:18:59,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 116 transitions. [2018-11-10 09:18:59,672 INFO L728 BuchiCegarLoop]: Abstraction has 91 states and 116 transitions. [2018-11-10 09:18:59,673 INFO L608 BuchiCegarLoop]: Abstraction has 91 states and 116 transitions. [2018-11-10 09:18:59,673 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-10 09:18:59,673 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 91 states and 116 transitions. [2018-11-10 09:18:59,674 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 62 [2018-11-10 09:18:59,674 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 09:18:59,675 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 09:18:59,675 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 09:18:59,675 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] [2018-11-10 09:18:59,676 INFO L793 eck$LassoCheckResult]: Stem: 293#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string20.base, #t~string20.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string21.base, #t~string21.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string22.base, #t~string22.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string23.base, #t~string23.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string24.base, #t~string24.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string25.base, #t~string25.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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 := 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~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 := 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~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 := 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~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 := 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~string43.base, #t~string43.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string43.base,#t~string43.offset + 0 := 79];#memory_int := #memory_int[#t~string43.base,#t~string43.offset + 1 := 110];#memory_int := #memory_int[#t~string43.base,#t~string43.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~string45.base, #t~string45.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string45.base,#t~string45.offset + 0 := 79];#memory_int := #memory_int[#t~string45.base,#t~string45.offset + 1 := 102];#memory_int := #memory_int[#t~string45.base,#t~string45.offset + 2 := 102];#memory_int := #memory_int[#t~string45.base,#t~string45.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~string47.base, #t~string47.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string47.base,#t~string47.offset + 0 := 44];#memory_int := #memory_int[#t~string47.base,#t~string47.offset + 1 := 80];#memory_int := #memory_int[#t~string47.base,#t~string47.offset + 2 := 117];#memory_int := #memory_int[#t~string47.base,#t~string47.offset + 3 := 109];#memory_int := #memory_int[#t~string47.base,#t~string47.offset + 4 := 112];#memory_int := #memory_int[#t~string47.base,#t~string47.offset + 5 := 58];#memory_int := #memory_int[#t~string47.base,#t~string47.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~string49.base, #t~string49.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 0 := 79];#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 1 := 110];#memory_int := #memory_int[#t~string49.base,#t~string49.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~string51.base, #t~string51.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string51.base,#t~string51.offset + 0 := 79];#memory_int := #memory_int[#t~string51.base,#t~string51.offset + 1 := 102];#memory_int := #memory_int[#t~string51.base,#t~string51.offset + 2 := 102];#memory_int := #memory_int[#t~string51.base,#t~string51.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~string53.base, #t~string53.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 0 := 41];#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 1 := 32];#memory_int := #memory_int[#t~string53.base,#t~string53.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~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 := 10];#memory_int := #memory_int[#t~string55.base,#t~string55.offset + 1 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string58.base, #t~string58.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~string60.base, #t~string60.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 0 := 44];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 1 := 77];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 2 := 101];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 3 := 116];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 4 := 104];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 5 := 58];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string62.base, #t~string62.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 0 := 67];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 1 := 82];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 2 := 73];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 3 := 84];#memory_int := #memory_int[#t~string62.base,#t~string62.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~string64.base, #t~string64.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 0 := 79];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 1 := 75];#memory_int := #memory_int[#t~string64.base,#t~string64.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~string66.base, #t~string66.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 0 := 41];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 1 := 0];~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 265#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret37, main_~retValue_acc~3, main_~tmp~4;havoc main_~retValue_acc~3;havoc main_~tmp~4;assume { :begin_inline_select_helpers } true; 266#L882 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 295#L875 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~11;havoc valid_product_~retValue_acc~11;valid_product_~retValue_acc~11 := 1;valid_product_#res := valid_product_~retValue_acc~11; 301#L890 main_#t~ret37 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~4 := main_#t~ret37;havoc main_#t~ret37; 308#L525 assume main_~tmp~4 != 0;assume { :begin_inline_setup } true; 294#L498 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet67, test_#t~nondet68, test_#t~nondet69, test_#t~nondet70, test_~splverifierCounter~0, test_~tmp~7, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~7;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 249#L805-3 [2018-11-10 09:18:59,676 INFO L795 eck$LassoCheckResult]: Loop: 249#L805-3 assume true; 280#L805-1 assume !false; 281#L806 assume test_~splverifierCounter~0 < 4; 304#L807 test_~tmp~7 := test_#t~nondet67;havoc test_#t~nondet67; 277#L815 assume !(test_~tmp~7 != 0); 234#L815-2 test_~tmp___0~2 := test_#t~nondet68;havoc test_#t~nondet68; 235#L825 assume !(test_~tmp___0~2 != 0); 290#L825-2 test_~tmp___2~0 := test_#t~nondet69;havoc test_#t~nondet69; 298#L835 assume test_~tmp___2~0 != 0; 268#L841-2 assume { :begin_inline_timeShift } true; 270#L560 assume !(~pumpRunning~0 != 0); 282#L560-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret38, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; 274#L592 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__base } true; 275#L584-1 assume { :end_inline_processEnvironment__wrappee__base } true; 278#L592-1 assume { :end_inline_processEnvironment } true; 279#L567-1 assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret0, __utac_acc__Specification1_spec__1_#t~ret1, __utac_acc__Specification1_spec__1_~tmp~0, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~0;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~7;havoc isMethaneLevelCritical_~retValue_acc~7;isMethaneLevelCritical_~retValue_acc~7 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~7; 238#L749 __utac_acc__Specification1_spec__1_#t~ret0 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification1_spec__1_~tmp~0 := __utac_acc__Specification1_spec__1_#t~ret0;havoc __utac_acc__Specification1_spec__1_#t~ret0; 239#L51 assume !(__utac_acc__Specification1_spec__1_~tmp~0 != 0); 247#L51-1 assume { :end_inline___utac_acc__Specification1_spec__1 } true; 248#L577 assume { :end_inline_timeShift } true; 249#L805-3 [2018-11-10 09:18:59,676 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:18:59,676 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times [2018-11-10 09:18:59,676 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 09:18:59,677 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 09:18:59,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:18:59,677 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 09:18:59,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:18:59,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:18:59,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:18:59,722 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:18:59,722 INFO L82 PathProgramCache]: Analyzing trace with hash 311146421, now seen corresponding path program 1 times [2018-11-10 09:18:59,722 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 09:18:59,722 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 09:18:59,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:18:59,723 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 09:18:59,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:18:59,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:18:59,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:18:59,734 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:18:59,734 INFO L82 PathProgramCache]: Analyzing trace with hash -1336851591, now seen corresponding path program 1 times [2018-11-10 09:18:59,735 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 09:18:59,735 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 09:18:59,735 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:18:59,736 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 09:18:59,736 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:18:59,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:18:59,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 09:20:15,844 WARN L179 SmtUtils]: Spent 1.27 m on a formula simplification. DAG size of input: 405 DAG size of output: 403 [2018-11-10 09:20:57,937 WARN L179 SmtUtils]: Spent 42.09 s on a formula simplification that was a NOOP. DAG size: 403 [2018-11-10 09:20:57,988 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 09:20:57,990 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 09:20:58,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 09:20:58 BoogieIcfgContainer [2018-11-10 09:20:58,002 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-10 09:20:58,003 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 09:20:58,003 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 09:20:58,003 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 09:20:58,003 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:18:58" (3/4) ... [2018-11-10 09:20:58,005 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-10 09:20:58,041 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e0c60407-0472-4301-82d7-76b234c889b0/bin-2019/uautomizer/witness.graphml [2018-11-10 09:20:58,041 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 09:20:58,042 INFO L168 Benchmark]: Toolchain (without parser) took 120073.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 199.8 MB). Free memory was 959.2 MB in the beginning and 1.2 GB in the end (delta: -215.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:20:58,043 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:20:58,043 INFO L168 Benchmark]: CACSL2BoogieTranslator took 303.86 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 934.0 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2018-11-10 09:20:58,043 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 934.0 MB in the beginning and 1.1 GB in the end (delta: -202.5 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 09:20:58,044 INFO L168 Benchmark]: Boogie Preprocessor took 31.55 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:20:58,044 INFO L168 Benchmark]: RCFGBuilder took 599.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 92.4 MB). Peak memory consumption was 92.4 MB. Max. memory is 11.5 GB. [2018-11-10 09:20:58,044 INFO L168 Benchmark]: BuchiAutomizer took 119007.19 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 54.0 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -130.7 MB). Peak memory consumption was 298.2 MB. Max. memory is 11.5 GB. [2018-11-10 09:20:58,046 INFO L168 Benchmark]: Witness Printer took 38.69 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:20:58,048 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 303.86 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 934.0 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 89.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 934.0 MB in the beginning and 1.1 GB in the end (delta: -202.5 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.55 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 599.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 92.4 MB). Peak memory consumption was 92.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 119007.19 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 54.0 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -130.7 MB). Peak memory consumption was 298.2 MB. Max. memory is 11.5 GB. * Witness Printer took 38.69 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 6 locations. The remainder module has 91 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 118.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 118.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 91 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 121 SDtfs, 368 SDslu, 4 SDs, 0 SdLazy, 8 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont1 unkn0 SFLI0 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: 805]: Nontermination argument in form of an infinite program execution. [2018-11-10 09:20:58,058 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 09:20:58,059 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 09:20:58,061 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 09:20:58,062 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, "OK"=0, "CRIT"=0, ",Pump:"=0, "\n"=35, retValue_acc=0, "Pump(System:"=0, "Off"=0, ",Meth:"=0, "On"=0, "OK"=40, methaneLevelCritical=0, NULL=2, retValue_acc=1, "Pump(System:"=14, "libacc.c"=16, ")"=0, tmp=0, tmp___1=0, "i > 0 && i <= this->argsCount"=20, "i > 0 && i <= this->argsCount"=24, "i > 0 && i <= this->argsCount"=28, tmp___0=0, cleanupTimeShifts=4, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4cfcb15=0, "__utac__get_this_argtype"=15, "__utac__get_this_arg"=22, "__utac__get_this_argtype"=18, "Off"=8, ") "=33, "__utac__get_this_arg"=0, "i > 0 && i <= this->argsCount"=0, "libacc.c"=0, "i > 0 && i <= this->argsCount"=0, NULL=0, systemActive=1, waterLevel=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@66aabf1=0, "i > 0 && i <= this->argsCount"=0, "libacc.c"=0, retValue_acc=0, "Env(Water:%i"=36, "On"=0, ",Pump:"=11, ",Meth:"=37, "\n"=0, "Env(Water:%i"=0, ") "=0, \result=1, head=0, pumpRunning=0, "On"=34, \result=0, "libacc.c"=27, tmp=1, ")"=42, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@51b354b3=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6644b814=155, "libacc.c"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@18668f62=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@42253b54=0, "Off"=0, "__utac__get_this_argtype"=0, tmp=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5fac763=0, "__utac__get_this_arg"=26, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3e60f74a=0, tmp___2=155, tmp___0=0, "libacc.c"=19, splverifierCounter=0, \result=0, head=0, tmp=0, "libacc.c"=23, "libacc.c"=0, "i > 0 && i <= this->argsCount"=0, "i > 0 && i <= this->argsCount"=17, "__utac__get_this_argtype"=0, "__utac__get_this_arg"=0, "On"=12, NULL=42, "CRIT"=39, "Off"=31} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 805]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L366] CALL "i > 0 && i <= this->argsCount" [L366] RET "i > 0 && i <= this->argsCount" [L366] CALL "libacc.c" [L366] RET "libacc.c" [L367] CALL "__utac__get_this_arg" [L367] RET "__utac__get_this_arg" [L373] CALL "i > 0 && i <= this->argsCount" [L373] RET "i > 0 && i <= this->argsCount" [L373] CALL "libacc.c" [L373] RET "libacc.c" [L374] CALL "__utac__get_this_arg" [L374] RET "__utac__get_this_arg" [L412] CALL "i > 0 && i <= this->argsCount" [L412] RET "i > 0 && i <= this->argsCount" [L412] CALL "libacc.c" [L412] RET "libacc.c" [L413] CALL "__utac__get_this_argtype" [L413] RET "__utac__get_this_argtype" [L419] CALL "i > 0 && i <= this->argsCount" [L419] RET "i > 0 && i <= this->argsCount" [L419] CALL "libacc.c" [L419] RET "libacc.c" [L420] CALL "__utac__get_this_argtype" [L420] RET "__utac__get_this_argtype" [L654] CALL "Pump(System:" [L654] RET "Pump(System:" [L658] CALL "On" [L658] RET "On" [L662] CALL "Off" [L662] RET "Off" [L666] CALL ",Pump:" [L666] RET ",Pump:" [L670] CALL "On" [L670] RET "On" [L674] CALL "Off" [L674] RET "Off" [L678] CALL ") " [L678] RET ") " [L680] CALL "\n" [L680] RET "\n" [L758] CALL "Env(Water:%i" [L758] RET "Env(Water:%i" [L759] CALL ",Meth:" [L759] RET ",Meth:" [L763] CALL "CRIT" [L763] RET "CRIT" [L767] CALL "OK" [L767] RET "OK" [L771] CALL ")" [L771] RET ")" [L435] int cleanupTimeShifts = 4; [L553] int pumpRunning = 0; [L554] int systemActive = 1; [L706] int waterLevel = 1; [L707] int methaneLevelCritical = 0; [L238] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L516] int retValue_acc ; [L517] int tmp ; [L521] FCALL select_helpers() [L522] FCALL select_features() [L523] CALL, EXPR valid_product() [L886] int retValue_acc ; [L889] retValue_acc = 1 [L890] RET return (retValue_acc); [L523] EXPR valid_product() [L523] tmp = valid_product() [L525] COND TRUE \read(tmp) [L527] FCALL setup() [L528] CALL runTest() [L507] CALL test() [L796] int splverifierCounter ; [L797] int tmp ; [L798] int tmp___0 ; [L799] int tmp___1 ; [L800] int tmp___2 ; [L803] splverifierCounter = 0 Loop: [L805] COND TRUE 1 [L807] COND TRUE splverifierCounter < 4 [L813] tmp = __VERIFIER_nondet_int() [L815] COND FALSE !(\read(tmp)) [L823] tmp___0 = __VERIFIER_nondet_int() [L825] COND FALSE !(\read(tmp___0)) [L833] tmp___2 = __VERIFIER_nondet_int() [L835] COND TRUE \read(tmp___2) [L848] CALL timeShift() [L560] COND FALSE !(\read(pumpRunning)) [L567] COND TRUE \read(systemActive) [L569] CALL processEnvironment() [L589] int tmp ; [L592] COND FALSE !(\read(pumpRunning)) [L607] RET, FCALL processEnvironment__wrappee__base() [L569] processEnvironment() [L575] CALL __utac_acc__Specification1_spec__1() [L44] int tmp ; [L45] int tmp___0 ; [L49] CALL, EXPR isMethaneLevelCritical() [L745] int retValue_acc ; [L748] retValue_acc = methaneLevelCritical [L749] RET return (retValue_acc); [L49] EXPR isMethaneLevelCritical() [L49] tmp = isMethaneLevelCritical() [L51] COND FALSE, RET !(\read(tmp)) [L575] RET __utac_acc__Specification1_spec__1() [L848] timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...