./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product60_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_fa22f01e-56ce-4c35-bbf9-55ef790ddb4a/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fa22f01e-56ce-4c35-bbf9-55ef790ddb4a/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fa22f01e-56ce-4c35-bbf9-55ef790ddb4a/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fa22f01e-56ce-4c35-bbf9-55ef790ddb4a/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product60_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_fa22f01e-56ce-4c35-bbf9-55ef790ddb4a/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fa22f01e-56ce-4c35-bbf9-55ef790ddb4a/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 e5628f313afbfffa53e61454ca424855ee3b0eb7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 06:08:13,102 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:08:13,103 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:08:13,109 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:08:13,109 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:08:13,113 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:08:13,114 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:08:13,115 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:08:13,117 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:08:13,117 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:08:13,118 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:08:13,118 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:08:13,119 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:08:13,119 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:08:13,120 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:08:13,121 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:08:13,121 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:08:13,123 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:08:13,124 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:08:13,125 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:08:13,126 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:08:13,127 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:08:13,128 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:08:13,129 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:08:13,129 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:08:13,129 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:08:13,130 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:08:13,131 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:08:13,131 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:08:13,132 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:08:13,132 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:08:13,133 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:08:13,133 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:08:13,133 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:08:13,134 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:08:13,134 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:08:13,134 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fa22f01e-56ce-4c35-bbf9-55ef790ddb4a/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-10 06:08:13,146 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:08:13,146 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:08:13,147 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 06:08:13,147 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 06:08:13,147 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 06:08:13,147 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-10 06:08:13,147 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-10 06:08:13,147 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-10 06:08:13,148 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-10 06:08:13,148 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-10 06:08:13,148 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-10 06:08:13,148 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:08:13,148 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 06:08:13,148 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 06:08:13,148 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 06:08:13,148 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 06:08:13,148 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:08:13,149 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-10 06:08:13,149 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-10 06:08:13,149 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-10 06:08:13,149 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 06:08:13,149 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:08:13,149 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-10 06:08:13,149 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-10 06:08:13,149 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:08:13,150 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 06:08:13,150 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-10 06:08:13,150 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:08:13,150 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 06:08:13,150 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-10 06:08:13,151 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-10 06:08:13,151 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_fa22f01e-56ce-4c35-bbf9-55ef790ddb4a/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 -> e5628f313afbfffa53e61454ca424855ee3b0eb7 [2018-11-10 06:08:13,176 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:08:13,186 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:08:13,188 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:08:13,189 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:08:13,189 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:08:13,189 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fa22f01e-56ce-4c35-bbf9-55ef790ddb4a/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product60_true-unreach-call_false-termination.cil.c [2018-11-10 06:08:13,227 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fa22f01e-56ce-4c35-bbf9-55ef790ddb4a/bin-2019/uautomizer/data/e9aaaba85/d2d5ee5ecbcd4fbf8baf411ebaa1e70c/FLAGf60d0106f [2018-11-10 06:08:13,660 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:08:13,661 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fa22f01e-56ce-4c35-bbf9-55ef790ddb4a/sv-benchmarks/c/product-lines/minepump_spec4_product60_true-unreach-call_false-termination.cil.c [2018-11-10 06:08:13,671 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fa22f01e-56ce-4c35-bbf9-55ef790ddb4a/bin-2019/uautomizer/data/e9aaaba85/d2d5ee5ecbcd4fbf8baf411ebaa1e70c/FLAGf60d0106f [2018-11-10 06:08:13,680 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fa22f01e-56ce-4c35-bbf9-55ef790ddb4a/bin-2019/uautomizer/data/e9aaaba85/d2d5ee5ecbcd4fbf8baf411ebaa1e70c [2018-11-10 06:08:13,682 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:08:13,682 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:08:13,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:08:13,683 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:08:13,685 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:08:13,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:08:13" (1/1) ... [2018-11-10 06:08:13,688 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b52ac19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:08:13, skipping insertion in model container [2018-11-10 06:08:13,688 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:08:13" (1/1) ... [2018-11-10 06:08:13,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:08:13,729 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:08:13,932 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:08:13,940 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:08:13,994 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:08:14,066 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:08:14,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:08:14 WrapperNode [2018-11-10 06:08:14,067 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:08:14,067 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:08:14,068 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:08:14,068 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:08:14,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:08:14" (1/1) ... [2018-11-10 06:08:14,090 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:08:14" (1/1) ... [2018-11-10 06:08:14,128 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:08:14,128 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:08:14,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:08:14,128 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:08:14,136 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:08:14" (1/1) ... [2018-11-10 06:08:14,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:08:14" (1/1) ... [2018-11-10 06:08:14,141 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:08:14" (1/1) ... [2018-11-10 06:08:14,141 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:08:14" (1/1) ... [2018-11-10 06:08:14,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:08:14" (1/1) ... [2018-11-10 06:08:14,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:08:14" (1/1) ... [2018-11-10 06:08:14,162 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:08:14" (1/1) ... [2018-11-10 06:08:14,166 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:08:14,166 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:08:14,166 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:08:14,166 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:08:14,167 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:08:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fa22f01e-56ce-4c35-bbf9-55ef790ddb4a/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 06:08:14,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:08:14,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:08:14,872 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:08:14,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:08:14 BoogieIcfgContainer [2018-11-10 06:08:14,872 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 06:08:14,873 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-10 06:08:14,873 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-10 06:08:14,876 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-10 06:08:14,877 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 06:08:14,877 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 06:08:13" (1/3) ... [2018-11-10 06:08:14,877 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@178c7052 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 06:08:14, skipping insertion in model container [2018-11-10 06:08:14,878 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 06:08:14,878 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:08:14" (2/3) ... [2018-11-10 06:08:14,878 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@178c7052 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 06:08:14, skipping insertion in model container [2018-11-10 06:08:14,878 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 06:08:14,878 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:08:14" (3/3) ... [2018-11-10 06:08:14,880 INFO L375 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_product60_true-unreach-call_false-termination.cil.c [2018-11-10 06:08:14,913 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 06:08:14,914 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-10 06:08:14,914 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-10 06:08:14,914 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-10 06:08:14,914 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 06:08:14,914 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 06:08:14,914 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-10 06:08:14,915 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 06:08:14,915 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-10 06:08:14,927 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 193 states. [2018-11-10 06:08:14,951 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 127 [2018-11-10 06:08:14,951 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 06:08:14,951 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 06:08:14,956 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 06:08:14,956 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 06:08:14,957 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-10 06:08:14,957 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 193 states. [2018-11-10 06:08:14,963 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 127 [2018-11-10 06:08:14,963 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 06:08:14,963 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 06:08:14,964 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 06:08:14,964 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 06:08:14,970 INFO L793 eck$LassoCheckResult]: Stem: 68#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~string44.base, #t~string44.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~string46.base, #t~string46.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string46.base,#t~string46.offset + 0 := 79];#memory_int := #memory_int[#t~string46.base,#t~string46.offset + 1 := 110];#memory_int := #memory_int[#t~string46.base,#t~string46.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~string48.base, #t~string48.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string48.base,#t~string48.offset + 0 := 79];#memory_int := #memory_int[#t~string48.base,#t~string48.offset + 1 := 102];#memory_int := #memory_int[#t~string48.base,#t~string48.offset + 2 := 102];#memory_int := #memory_int[#t~string48.base,#t~string48.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~string50.base, #t~string50.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string50.base,#t~string50.offset + 0 := 44];#memory_int := #memory_int[#t~string50.base,#t~string50.offset + 1 := 80];#memory_int := #memory_int[#t~string50.base,#t~string50.offset + 2 := 117];#memory_int := #memory_int[#t~string50.base,#t~string50.offset + 3 := 109];#memory_int := #memory_int[#t~string50.base,#t~string50.offset + 4 := 112];#memory_int := #memory_int[#t~string50.base,#t~string50.offset + 5 := 58];#memory_int := #memory_int[#t~string50.base,#t~string50.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~string52.base, #t~string52.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string52.base,#t~string52.offset + 0 := 79];#memory_int := #memory_int[#t~string52.base,#t~string52.offset + 1 := 110];#memory_int := #memory_int[#t~string52.base,#t~string52.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~string54.base, #t~string54.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string54.base,#t~string54.offset + 0 := 79];#memory_int := #memory_int[#t~string54.base,#t~string54.offset + 1 := 102];#memory_int := #memory_int[#t~string54.base,#t~string54.offset + 2 := 102];#memory_int := #memory_int[#t~string54.base,#t~string54.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~string56.base, #t~string56.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 0 := 41];#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 1 := 32];#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string58.base, #t~string58.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 0 := 10];#memory_int := #memory_int[#t~string58.base,#t~string58.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~string66.base, #t~string66.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~string68.base, #t~string68.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 0 := 44];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 1 := 77];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 2 := 101];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 3 := 116];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 4 := 104];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 5 := 58];#memory_int := #memory_int[#t~string68.base,#t~string68.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~string70.base, #t~string70.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string70.base,#t~string70.offset + 0 := 67];#memory_int := #memory_int[#t~string70.base,#t~string70.offset + 1 := 82];#memory_int := #memory_int[#t~string70.base,#t~string70.offset + 2 := 73];#memory_int := #memory_int[#t~string70.base,#t~string70.offset + 3 := 84];#memory_int := #memory_int[#t~string70.base,#t~string70.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~string72.base, #t~string72.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string72.base,#t~string72.offset + 0 := 79];#memory_int := #memory_int[#t~string72.base,#t~string72.offset + 1 := 75];#memory_int := #memory_int[#t~string72.base,#t~string72.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~string74.base, #t~string74.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string74.base,#t~string74.offset + 0 := 41];#memory_int := #memory_int[#t~string74.base,#t~string74.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; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret1, main_~retValue_acc~2, main_~tmp~0;havoc main_~retValue_acc~2;havoc main_~tmp~0;assume { :begin_inline_select_helpers } true; 10#L65true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 160#L58true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 85#L73true main_#t~ret1 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~0 := main_#t~ret1;havoc main_#t~ret1; 61#L165true assume main_~tmp~0 != 0;assume { :begin_inline_setup } true; 46#L141true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet61, test_#t~nondet62, test_#t~nondet63, test_#t~nondet64, test_~splverifierCounter~0, test_~tmp~10, test_~tmp___0~3, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~10;havoc test_~tmp___0~3;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 48#L840-3true [2018-11-10 06:08:14,970 INFO L795 eck$LassoCheckResult]: Loop: 48#L840-3true assume true; 44#L840-1true assume !false; 9#L841true assume test_~splverifierCounter~0 < 4; 73#L842true test_~tmp~10 := test_#t~nondet61;havoc test_#t~nondet61; 175#L850true assume !(test_~tmp~10 != 0); 181#L850-2true test_~tmp___0~3 := test_#t~nondet62;havoc test_#t~nondet62; 103#L860true assume !(test_~tmp___0~3 != 0); 107#L860-2true test_~tmp___2~0 := test_#t~nondet63;havoc test_#t~nondet63; 59#L870true assume !(test_~tmp___2~0 != 0);test_~tmp___1~0 := test_#t~nondet64;havoc test_#t~nondet64; 166#L878true assume !(test_~tmp___1~0 != 0); 167#L878-2true assume { :begin_inline_timeShift } true; 6#L599true assume !(~pumpRunning~0 != 0); 7#L599-2true assume !(~systemActive~0 != 0); 151#L606-1true assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret37, __utac_acc__Specification4_spec__1_#t~ret38, __utac_acc__Specification4_spec__1_~tmp~4, __utac_acc__Specification4_spec__1_~tmp___0~0;havoc __utac_acc__Specification4_spec__1_~tmp~4;havoc __utac_acc__Specification4_spec__1_~tmp___0~0;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; 70#L974true __utac_acc__Specification4_spec__1_#t~ret37 := getWaterLevel_#res;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~4 := __utac_acc__Specification4_spec__1_#t~ret37;havoc __utac_acc__Specification4_spec__1_#t~ret37; 63#L556true assume !(__utac_acc__Specification4_spec__1_~tmp~4 == 0); 65#L556-1true assume { :end_inline___utac_acc__Specification4_spec__1 } true; 74#L616true assume { :end_inline_timeShift } true; 48#L840-3true [2018-11-10 06:08:14,976 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:08:14,976 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times [2018-11-10 06:08:14,978 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 06:08:14,978 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 06:08:15,010 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:08:15,010 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 06:08:15,011 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:08:15,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:08:15,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:08:15,142 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:08:15,142 INFO L82 PathProgramCache]: Analyzing trace with hash 729211169, now seen corresponding path program 1 times [2018-11-10 06:08:15,143 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 06:08:15,143 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 06:08:15,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:08:15,143 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 06:08:15,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:08:15,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:08:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:08:15,153 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:08:15,153 INFO L82 PathProgramCache]: Analyzing trace with hash 1911852517, now seen corresponding path program 1 times [2018-11-10 06:08:15,153 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 06:08:15,153 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 06:08:15,154 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:08:15,154 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 06:08:15,154 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:08:15,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:08:15,290 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 06:08:15,292 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 06:08:15,292 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 06:08:15,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 06:08:15,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-10 06:08:15,408 INFO L87 Difference]: Start difference. First operand 193 states. Second operand 6 states. [2018-11-10 06:08:15,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 06:08:15,716 INFO L93 Difference]: Finished difference Result 620 states and 808 transitions. [2018-11-10 06:08:15,716 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 06:08:15,718 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 620 states and 808 transitions. [2018-11-10 06:08:15,727 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 408 [2018-11-10 06:08:15,736 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 620 states to 580 states and 768 transitions. [2018-11-10 06:08:15,737 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 580 [2018-11-10 06:08:15,738 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 580 [2018-11-10 06:08:15,739 INFO L73 IsDeterministic]: Start isDeterministic. Operand 580 states and 768 transitions. [2018-11-10 06:08:15,741 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 06:08:15,742 INFO L705 BuchiCegarLoop]: Abstraction has 580 states and 768 transitions. [2018-11-10 06:08:15,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states and 768 transitions. [2018-11-10 06:08:15,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 234. [2018-11-10 06:08:15,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2018-11-10 06:08:15,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 309 transitions. [2018-11-10 06:08:15,776 INFO L728 BuchiCegarLoop]: Abstraction has 234 states and 309 transitions. [2018-11-10 06:08:15,776 INFO L608 BuchiCegarLoop]: Abstraction has 234 states and 309 transitions. [2018-11-10 06:08:15,776 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-10 06:08:15,777 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 234 states and 309 transitions. [2018-11-10 06:08:15,778 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 165 [2018-11-10 06:08:15,779 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 06:08:15,779 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 06:08:15,780 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 06:08:15,780 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 06:08:15,780 INFO L793 eck$LassoCheckResult]: Stem: 999#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~string44.base, #t~string44.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~string46.base, #t~string46.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string46.base,#t~string46.offset + 0 := 79];#memory_int := #memory_int[#t~string46.base,#t~string46.offset + 1 := 110];#memory_int := #memory_int[#t~string46.base,#t~string46.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~string48.base, #t~string48.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string48.base,#t~string48.offset + 0 := 79];#memory_int := #memory_int[#t~string48.base,#t~string48.offset + 1 := 102];#memory_int := #memory_int[#t~string48.base,#t~string48.offset + 2 := 102];#memory_int := #memory_int[#t~string48.base,#t~string48.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~string50.base, #t~string50.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string50.base,#t~string50.offset + 0 := 44];#memory_int := #memory_int[#t~string50.base,#t~string50.offset + 1 := 80];#memory_int := #memory_int[#t~string50.base,#t~string50.offset + 2 := 117];#memory_int := #memory_int[#t~string50.base,#t~string50.offset + 3 := 109];#memory_int := #memory_int[#t~string50.base,#t~string50.offset + 4 := 112];#memory_int := #memory_int[#t~string50.base,#t~string50.offset + 5 := 58];#memory_int := #memory_int[#t~string50.base,#t~string50.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~string52.base, #t~string52.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string52.base,#t~string52.offset + 0 := 79];#memory_int := #memory_int[#t~string52.base,#t~string52.offset + 1 := 110];#memory_int := #memory_int[#t~string52.base,#t~string52.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~string54.base, #t~string54.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string54.base,#t~string54.offset + 0 := 79];#memory_int := #memory_int[#t~string54.base,#t~string54.offset + 1 := 102];#memory_int := #memory_int[#t~string54.base,#t~string54.offset + 2 := 102];#memory_int := #memory_int[#t~string54.base,#t~string54.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~string56.base, #t~string56.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 0 := 41];#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 1 := 32];#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string58.base, #t~string58.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 0 := 10];#memory_int := #memory_int[#t~string58.base,#t~string58.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~string66.base, #t~string66.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~string68.base, #t~string68.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 0 := 44];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 1 := 77];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 2 := 101];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 3 := 116];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 4 := 104];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 5 := 58];#memory_int := #memory_int[#t~string68.base,#t~string68.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~string70.base, #t~string70.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string70.base,#t~string70.offset + 0 := 67];#memory_int := #memory_int[#t~string70.base,#t~string70.offset + 1 := 82];#memory_int := #memory_int[#t~string70.base,#t~string70.offset + 2 := 73];#memory_int := #memory_int[#t~string70.base,#t~string70.offset + 3 := 84];#memory_int := #memory_int[#t~string70.base,#t~string70.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~string72.base, #t~string72.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string72.base,#t~string72.offset + 0 := 79];#memory_int := #memory_int[#t~string72.base,#t~string72.offset + 1 := 75];#memory_int := #memory_int[#t~string72.base,#t~string72.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~string74.base, #t~string74.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string74.base,#t~string74.offset + 0 := 41];#memory_int := #memory_int[#t~string74.base,#t~string74.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; 851#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret1, main_~retValue_acc~2, main_~tmp~0;havoc main_~retValue_acc~2;havoc main_~tmp~0;assume { :begin_inline_select_helpers } true; 852#L65 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 856#L58 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 849#L73 main_#t~ret1 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~0 := main_#t~ret1;havoc main_#t~ret1; 850#L165 assume main_~tmp~0 != 0;assume { :begin_inline_setup } true; 981#L141 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet61, test_#t~nondet62, test_#t~nondet63, test_#t~nondet64, test_~splverifierCounter~0, test_~tmp~10, test_~tmp___0~3, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~10;havoc test_~tmp___0~3;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 982#L840-3 [2018-11-10 06:08:15,781 INFO L795 eck$LassoCheckResult]: Loop: 982#L840-3 assume true; 978#L840-1 assume !false; 853#L841 assume test_~splverifierCounter~0 < 4; 854#L842 test_~tmp~10 := test_#t~nondet61;havoc test_#t~nondet61; 1005#L850 assume !(test_~tmp~10 != 0); 972#L850-2 test_~tmp___0~3 := test_#t~nondet62;havoc test_#t~nondet62; 894#L860 assume !(test_~tmp___0~3 != 0); 886#L860-2 test_~tmp___2~0 := test_#t~nondet63;havoc test_#t~nondet63; 898#L870 assume test_~tmp___2~0 != 0;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 993#L826 assume { :end_inline_startSystem } true; 995#L878-2 assume { :begin_inline_timeShift } true; 841#L599 assume !(~pumpRunning~0 != 0); 842#L599-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret40, processEnvironment_~tmp~6;havoc processEnvironment_~tmp~6; 848#L657 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__highWaterSensor } true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret39, processEnvironment__wrappee__highWaterSensor_~tmp~5;havoc processEnvironment__wrappee__highWaterSensor_~tmp~5; 963#L631-2 assume !(~pumpRunning~0 == 0);assume { :begin_inline_processEnvironment__wrappee__base } true; 911#L623-3 assume { :end_inline_processEnvironment__wrappee__base } true; 906#L631-3 assume { :end_inline_processEnvironment__wrappee__highWaterSensor } true; 832#L657-1 assume { :end_inline_processEnvironment } true; 975#L606-1 assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret37, __utac_acc__Specification4_spec__1_#t~ret38, __utac_acc__Specification4_spec__1_~tmp~4, __utac_acc__Specification4_spec__1_~tmp___0~0;havoc __utac_acc__Specification4_spec__1_~tmp~4;havoc __utac_acc__Specification4_spec__1_~tmp___0~0;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; 976#L974 __utac_acc__Specification4_spec__1_#t~ret37 := getWaterLevel_#res;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~4 := __utac_acc__Specification4_spec__1_#t~ret37;havoc __utac_acc__Specification4_spec__1_#t~ret37; 996#L556 assume !(__utac_acc__Specification4_spec__1_~tmp~4 == 0); 896#L556-1 assume { :end_inline___utac_acc__Specification4_spec__1 } true; 997#L616 assume { :end_inline_timeShift } true; 982#L840-3 [2018-11-10 06:08:15,781 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:08:15,781 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times [2018-11-10 06:08:15,781 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 06:08:15,782 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 06:08:15,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:08:15,782 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 06:08:15,783 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:08:15,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:08:15,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:08:15,824 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:08:15,824 INFO L82 PathProgramCache]: Analyzing trace with hash 1065290382, now seen corresponding path program 1 times [2018-11-10 06:08:15,824 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 06:08:15,824 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 06:08:15,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:08:15,826 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 06:08:15,826 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:08:15,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:08:15,850 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 06:08:15,850 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 06:08:15,850 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 06:08:15,850 INFO L810 eck$LassoCheckResult]: loop already infeasible [2018-11-10 06:08:15,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 06:08:15,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 06:08:15,851 INFO L87 Difference]: Start difference. First operand 234 states and 309 transitions. cyclomatic complexity: 78 Second operand 3 states. [2018-11-10 06:08:15,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 06:08:15,913 INFO L93 Difference]: Finished difference Result 293 states and 369 transitions. [2018-11-10 06:08:15,913 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 06:08:15,914 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 293 states and 369 transitions. [2018-11-10 06:08:15,915 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 211 [2018-11-10 06:08:15,916 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 293 states to 293 states and 369 transitions. [2018-11-10 06:08:15,916 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 293 [2018-11-10 06:08:15,917 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 293 [2018-11-10 06:08:15,917 INFO L73 IsDeterministic]: Start isDeterministic. Operand 293 states and 369 transitions. [2018-11-10 06:08:15,918 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 06:08:15,918 INFO L705 BuchiCegarLoop]: Abstraction has 293 states and 369 transitions. [2018-11-10 06:08:15,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states and 369 transitions. [2018-11-10 06:08:15,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 293. [2018-11-10 06:08:15,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 293 states. [2018-11-10 06:08:15,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 369 transitions. [2018-11-10 06:08:15,928 INFO L728 BuchiCegarLoop]: Abstraction has 293 states and 369 transitions. [2018-11-10 06:08:15,929 INFO L608 BuchiCegarLoop]: Abstraction has 293 states and 369 transitions. [2018-11-10 06:08:15,929 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2018-11-10 06:08:15,929 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 293 states and 369 transitions. [2018-11-10 06:08:15,930 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 211 [2018-11-10 06:08:15,931 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 06:08:15,931 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 06:08:15,931 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 06:08:15,932 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 06:08:15,932 INFO L793 eck$LassoCheckResult]: Stem: 1542#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~string44.base, #t~string44.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~string46.base, #t~string46.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string46.base,#t~string46.offset + 0 := 79];#memory_int := #memory_int[#t~string46.base,#t~string46.offset + 1 := 110];#memory_int := #memory_int[#t~string46.base,#t~string46.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~string48.base, #t~string48.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string48.base,#t~string48.offset + 0 := 79];#memory_int := #memory_int[#t~string48.base,#t~string48.offset + 1 := 102];#memory_int := #memory_int[#t~string48.base,#t~string48.offset + 2 := 102];#memory_int := #memory_int[#t~string48.base,#t~string48.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~string50.base, #t~string50.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string50.base,#t~string50.offset + 0 := 44];#memory_int := #memory_int[#t~string50.base,#t~string50.offset + 1 := 80];#memory_int := #memory_int[#t~string50.base,#t~string50.offset + 2 := 117];#memory_int := #memory_int[#t~string50.base,#t~string50.offset + 3 := 109];#memory_int := #memory_int[#t~string50.base,#t~string50.offset + 4 := 112];#memory_int := #memory_int[#t~string50.base,#t~string50.offset + 5 := 58];#memory_int := #memory_int[#t~string50.base,#t~string50.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~string52.base, #t~string52.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string52.base,#t~string52.offset + 0 := 79];#memory_int := #memory_int[#t~string52.base,#t~string52.offset + 1 := 110];#memory_int := #memory_int[#t~string52.base,#t~string52.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~string54.base, #t~string54.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string54.base,#t~string54.offset + 0 := 79];#memory_int := #memory_int[#t~string54.base,#t~string54.offset + 1 := 102];#memory_int := #memory_int[#t~string54.base,#t~string54.offset + 2 := 102];#memory_int := #memory_int[#t~string54.base,#t~string54.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~string56.base, #t~string56.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 0 := 41];#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 1 := 32];#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string58.base, #t~string58.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 0 := 10];#memory_int := #memory_int[#t~string58.base,#t~string58.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~string66.base, #t~string66.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~string68.base, #t~string68.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 0 := 44];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 1 := 77];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 2 := 101];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 3 := 116];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 4 := 104];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 5 := 58];#memory_int := #memory_int[#t~string68.base,#t~string68.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~string70.base, #t~string70.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string70.base,#t~string70.offset + 0 := 67];#memory_int := #memory_int[#t~string70.base,#t~string70.offset + 1 := 82];#memory_int := #memory_int[#t~string70.base,#t~string70.offset + 2 := 73];#memory_int := #memory_int[#t~string70.base,#t~string70.offset + 3 := 84];#memory_int := #memory_int[#t~string70.base,#t~string70.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~string72.base, #t~string72.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string72.base,#t~string72.offset + 0 := 79];#memory_int := #memory_int[#t~string72.base,#t~string72.offset + 1 := 75];#memory_int := #memory_int[#t~string72.base,#t~string72.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~string74.base, #t~string74.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string74.base,#t~string74.offset + 0 := 41];#memory_int := #memory_int[#t~string74.base,#t~string74.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; 1383#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret1, main_~retValue_acc~2, main_~tmp~0;havoc main_~retValue_acc~2;havoc main_~tmp~0;assume { :begin_inline_select_helpers } true; 1384#L65 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1388#L58 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 1381#L73 main_#t~ret1 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~0 := main_#t~ret1;havoc main_#t~ret1; 1382#L165 assume main_~tmp~0 != 0;assume { :begin_inline_setup } true; 1519#L141 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet61, test_#t~nondet62, test_#t~nondet63, test_#t~nondet64, test_~splverifierCounter~0, test_~tmp~10, test_~tmp___0~3, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~10;havoc test_~tmp___0~3;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 1520#L840-3 [2018-11-10 06:08:15,932 INFO L795 eck$LassoCheckResult]: Loop: 1520#L840-3 assume true; 1623#L840-1 assume !false; 1385#L841 assume test_~splverifierCounter~0 < 4; 1386#L842 test_~tmp~10 := test_#t~nondet61;havoc test_#t~nondet61; 1548#L850 assume !(test_~tmp~10 != 0); 1507#L850-2 test_~tmp___0~3 := test_#t~nondet62;havoc test_#t~nondet62; 1424#L860 assume !(test_~tmp___0~3 != 0); 1417#L860-2 test_~tmp___2~0 := test_#t~nondet63;havoc test_#t~nondet63; 1431#L870 assume test_~tmp___2~0 != 0;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 1536#L826 assume { :end_inline_startSystem } true; 1538#L878-2 assume { :begin_inline_timeShift } true; 1374#L599 assume !(~pumpRunning~0 != 0); 1375#L599-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret40, processEnvironment_~tmp~6;havoc processEnvironment_~tmp~6; 1380#L657 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__highWaterSensor } true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret39, processEnvironment__wrappee__highWaterSensor_~tmp~5;havoc processEnvironment__wrappee__highWaterSensor_~tmp~5; 1497#L631-2 assume ~pumpRunning~0 == 0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret59, isHighWaterLevel_~retValue_acc~8, isHighWaterLevel_~tmp~8, isHighWaterLevel_~tmp___0~1;havoc isHighWaterLevel_~retValue_acc~8;havoc isHighWaterLevel_~tmp~8;havoc isHighWaterLevel_~tmp___0~1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~12;havoc isHighWaterSensorDry_~retValue_acc~12; 1498#L982-1 assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~12 := 1;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~12; 1393#L987-1 isHighWaterLevel_#t~ret59 := isHighWaterSensorDry_#res;assume { :end_inline_isHighWaterSensorDry } true;isHighWaterLevel_~tmp~8 := isHighWaterLevel_#t~ret59;havoc isHighWaterLevel_#t~ret59; 1394#L777-3 assume isHighWaterLevel_~tmp~8 != 0;isHighWaterLevel_~tmp___0~1 := 0; 1434#L777-5 isHighWaterLevel_~retValue_acc~8 := isHighWaterLevel_~tmp___0~1;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~8; 1395#L783-1 processEnvironment__wrappee__highWaterSensor_#t~ret39 := isHighWaterLevel_#res;assume { :end_inline_isHighWaterLevel } true;processEnvironment__wrappee__highWaterSensor_~tmp~5 := processEnvironment__wrappee__highWaterSensor_#t~ret39;havoc processEnvironment__wrappee__highWaterSensor_#t~ret39; 1396#L635-3 assume !(processEnvironment__wrappee__highWaterSensor_~tmp~5 != 0);assume { :begin_inline_processEnvironment__wrappee__base } true; 1438#L623-2 assume { :end_inline_processEnvironment__wrappee__base } true; 1439#L631-3 assume { :end_inline_processEnvironment__wrappee__highWaterSensor } true; 1365#L657-1 assume { :end_inline_processEnvironment } true; 1561#L606-1 assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret37, __utac_acc__Specification4_spec__1_#t~ret38, __utac_acc__Specification4_spec__1_~tmp~4, __utac_acc__Specification4_spec__1_~tmp___0~0;havoc __utac_acc__Specification4_spec__1_~tmp~4;havoc __utac_acc__Specification4_spec__1_~tmp___0~0;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~11;havoc getWaterLevel_~retValue_acc~11;getWaterLevel_~retValue_acc~11 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~11; 1632#L974 __utac_acc__Specification4_spec__1_#t~ret37 := getWaterLevel_#res;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~4 := __utac_acc__Specification4_spec__1_#t~ret37;havoc __utac_acc__Specification4_spec__1_#t~ret37; 1629#L556 assume !(__utac_acc__Specification4_spec__1_~tmp~4 == 0); 1627#L556-1 assume { :end_inline___utac_acc__Specification4_spec__1 } true; 1626#L616 assume { :end_inline_timeShift } true; 1520#L840-3 [2018-11-10 06:08:15,933 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:08:15,933 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 3 times [2018-11-10 06:08:15,933 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 06:08:15,933 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 06:08:15,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:08:15,934 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 06:08:15,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:08:15,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:08:15,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:08:15,971 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:08:15,972 INFO L82 PathProgramCache]: Analyzing trace with hash -1472687738, now seen corresponding path program 1 times [2018-11-10 06:08:15,972 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 06:08:15,972 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 06:08:15,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:08:15,973 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 06:08:15,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:08:15,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:08:15,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:08:15,985 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:08:15,985 INFO L82 PathProgramCache]: Analyzing trace with hash -1598422462, now seen corresponding path program 1 times [2018-11-10 06:08:15,985 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 06:08:15,986 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 06:08:15,986 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:08:15,986 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 06:08:15,986 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:08:16,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:08:16,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:08:16,136 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2018-11-10 06:08:47,914 WARN L179 SmtUtils]: Spent 31.72 s on a formula simplification. DAG size of input: 405 DAG size of output: 403 [2018-11-10 06:09:09,959 WARN L179 SmtUtils]: Spent 22.04 s on a formula simplification that was a NOOP. DAG size: 403 [2018-11-10 06:09:10,015 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:09:10,017 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:09:10,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 06:09:10 BoogieIcfgContainer [2018-11-10 06:09:10,028 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-10 06:09:10,029 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 06:09:10,029 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 06:09:10,029 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 06:09:10,029 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:08:14" (3/4) ... [2018-11-10 06:09:10,031 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-10 06:09:10,076 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_fa22f01e-56ce-4c35-bbf9-55ef790ddb4a/bin-2019/uautomizer/witness.graphml [2018-11-10 06:09:10,076 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 06:09:10,077 INFO L168 Benchmark]: Toolchain (without parser) took 56395.22 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 281.0 MB). Free memory was 951.0 MB in the beginning and 1.2 GB in the end (delta: -218.5 MB). Peak memory consumption was 62.5 MB. Max. memory is 11.5 GB. [2018-11-10 06:09:10,077 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:09:10,078 INFO L168 Benchmark]: CACSL2BoogieTranslator took 384.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -190.2 MB). Peak memory consumption was 36.8 MB. Max. memory is 11.5 GB. [2018-11-10 06:09:10,078 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-10 06:09:10,078 INFO L168 Benchmark]: Boogie Preprocessor took 37.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-10 06:09:10,078 INFO L168 Benchmark]: RCFGBuilder took 706.41 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: 109.1 MB). Peak memory consumption was 109.1 MB. Max. memory is 11.5 GB. [2018-11-10 06:09:10,079 INFO L168 Benchmark]: BuchiAutomizer took 55155.61 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 132.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -154.7 MB). Peak memory consumption was 287.1 MB. Max. memory is 11.5 GB. [2018-11-10 06:09:10,079 INFO L168 Benchmark]: Witness Printer took 47.73 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2018-11-10 06:09:10,081 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 384.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -190.2 MB). Peak memory consumption was 36.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 60.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 706.41 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: 109.1 MB). Peak memory consumption was 109.1 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 55155.61 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 132.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -154.7 MB). Peak memory consumption was 287.1 MB. Max. memory is 11.5 GB. * Witness Printer took 47.73 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (2 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.2 modules have a trivial ranking function, the largest among these consists of 6 locations. The remainder module has 293 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 55.1s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 54.5s. Construction of modules took 0.2s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 0. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 346 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 293 states and ocurred in iteration 2. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 476 SDtfs, 1346 SDslu, 1578 SDs, 0 SdLazy, 83 SolverSat, 36 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time LassoAnalysisResults: nont1 unkn0 SFLI1 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 840]: Nontermination argument in form of an infinite program execution. [2018-11-10 06:09:10,086 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:09:10,087 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:09:10,090 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:09:10,091 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 {retValue_acc=1, NULL=0, "On"=0, retValue_acc=0, "On"=22, "Pump(System:"=0, "OK"=11, ") "=16, methaneLevelCritical=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@66ba197c=0, NULL=2, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7db61f9d=0, tmp___0=0, ",Meth:"=0, "libacc.c"=26, "Env(Water:%i"=0, retValue_acc=0, ",Meth:"=12, tmp___1=0, "i > 0 && i <= this->argsCount"=31, "i > 0 && i <= this->argsCount"=35, "i > 0 && i <= this->argsCount"=38, tmp___0=0, cleanupTimeShifts=4, "__utac__get_this_argtype"=24, "__utac__get_this_arg"=33, "__utac__get_this_argtype"=28, ",Pump:"=19, tmp=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@453759d5=0, "__utac__get_this_arg"=0, "i > 0 && i <= this->argsCount"=0, "libacc.c"=0, "i > 0 && i <= this->argsCount"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7e448c58=0, NULL=0, systemActive=1, waterLevel=1, \result=1, "i > 0 && i <= this->argsCount"=0, "libacc.c"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@34fb183d=0, "\n"=15, \result=0, "Pump(System:"=23, "Off"=0, "On"=0, ",Pump:"=0, "\n"=0, ") "=0, \result=1, head=0, pumpRunning=0, tmp=1, \result=0, "On"=18, "libacc.c"=37, ")"=42, "Env(Water:%i"=14, "CRIT"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1f98543f=0, "libacc.c"=0, "__utac__get_this_argtype"=0, \result=1, "Off"=20, NULL=0, "__utac__get_this_arg"=36, "OK"=0, tmp=1, ")"=0, retValue_acc=1, tmp=0, tmp___0=0, tmp=1, retValue_acc=1, tmp___2=157, "libacc.c"=29, splverifierCounter=0, "CRIT"=8, head=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@93d32ba=0, "libacc.c"=34, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@29a1ca83=157, "libacc.c"=0, tmp=0, "i > 0 && i <= this->argsCount"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5db80ff7=0, "i > 0 && i <= this->argsCount"=27, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4e4259a3=0, "__utac__get_this_argtype"=0, "__utac__get_this_arg"=0, NULL=42, "Off"=17, "Off"=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 840]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L476] CALL "i > 0 && i <= this->argsCount" [L476] RET "i > 0 && i <= this->argsCount" [L476] CALL "libacc.c" [L476] RET "libacc.c" [L477] CALL "__utac__get_this_arg" [L477] RET "__utac__get_this_arg" [L483] CALL "i > 0 && i <= this->argsCount" [L483] RET "i > 0 && i <= this->argsCount" [L483] CALL "libacc.c" [L483] RET "libacc.c" [L484] CALL "__utac__get_this_arg" [L484] RET "__utac__get_this_arg" [L522] CALL "i > 0 && i <= this->argsCount" [L522] RET "i > 0 && i <= this->argsCount" [L522] CALL "libacc.c" [L522] RET "libacc.c" [L523] CALL "__utac__get_this_argtype" [L523] RET "__utac__get_this_argtype" [L529] CALL "i > 0 && i <= this->argsCount" [L529] RET "i > 0 && i <= this->argsCount" [L529] CALL "libacc.c" [L529] RET "libacc.c" [L530] CALL "__utac__get_this_argtype" [L530] RET "__utac__get_this_argtype" [L737] CALL "Pump(System:" [L737] RET "Pump(System:" [L741] CALL "On" [L741] RET "On" [L745] CALL "Off" [L745] RET "Off" [L749] CALL ",Pump:" [L749] RET ",Pump:" [L753] CALL "On" [L753] RET "On" [L757] CALL "Off" [L757] RET "Off" [L761] CALL ") " [L761] RET ") " [L763] CALL "\n" [L763] RET "\n" [L951] CALL "Env(Water:%i" [L951] RET "Env(Water:%i" [L952] CALL ",Meth:" [L952] RET ",Meth:" [L956] CALL "CRIT" [L956] RET "CRIT" [L960] CALL "OK" [L960] RET "OK" [L964] CALL ")" [L964] RET ")" [L78] int cleanupTimeShifts = 4; [L592] int pumpRunning = 0; [L593] int systemActive = 1; [L899] int waterLevel = 1; [L900] int methaneLevelCritical = 0; [L348] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L156] int retValue_acc ; [L157] int tmp ; [L161] FCALL select_helpers() [L162] FCALL select_features() [L163] CALL, EXPR valid_product() [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] RET return (retValue_acc); [L163] EXPR valid_product() [L163] tmp = valid_product() [L165] COND TRUE \read(tmp) [L167] FCALL setup() [L168] CALL runTest() [L150] CALL test() [L831] int splverifierCounter ; [L832] int tmp ; [L833] int tmp___0 ; [L834] int tmp___1 ; [L835] int tmp___2 ; [L838] splverifierCounter = 0 Loop: [L840] COND TRUE 1 [L842] COND TRUE splverifierCounter < 4 [L848] tmp = __VERIFIER_nondet_int() [L850] COND FALSE !(\read(tmp)) [L858] tmp___0 = __VERIFIER_nondet_int() [L860] COND FALSE !(\read(tmp___0)) [L868] tmp___2 = __VERIFIER_nondet_int() [L870] COND TRUE \read(tmp___2) [L872] CALL startSystem() [L825] RET systemActive = 1 [L872] startSystem() [L887] CALL timeShift() [L599] COND FALSE !(\read(pumpRunning)) [L606] COND TRUE \read(systemActive) [L608] CALL processEnvironment() [L654] int tmp ; [L657] COND FALSE !(\read(pumpRunning)) [L672] CALL processEnvironment__wrappee__highWaterSensor() [L628] int tmp ; [L631] COND TRUE ! pumpRunning [L633] CALL, EXPR isHighWaterLevel() [L769] int retValue_acc ; [L770] int tmp ; [L771] int tmp___0 ; [L775] CALL, EXPR isHighWaterSensorDry() [L979] int retValue_acc ; [L982] COND TRUE waterLevel < 2 [L983] retValue_acc = 1 [L984] RET return (retValue_acc); [L775] EXPR isHighWaterSensorDry() [L775] tmp = isHighWaterSensorDry() [L777] COND TRUE \read(tmp) [L778] tmp___0 = 0 [L782] retValue_acc = tmp___0 [L783] RET return (retValue_acc); [L633] EXPR isHighWaterLevel() [L633] tmp = isHighWaterLevel() [L635] COND FALSE !(\read(tmp)) [L641] RET, FCALL processEnvironment__wrappee__base() [L672] RET processEnvironment__wrappee__highWaterSensor() [L608] processEnvironment() [L614] CALL __utac_acc__Specification4_spec__1() [L549] int tmp ; [L550] int tmp___0 ; [L554] CALL, EXPR getWaterLevel() [L970] int retValue_acc ; [L973] retValue_acc = waterLevel [L974] RET return (retValue_acc); [L554] EXPR getWaterLevel() [L554] tmp = getWaterLevel() [L556] COND FALSE, RET !(tmp == 0) [L614] RET __utac_acc__Specification4_spec__1() [L887] timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...