./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_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_88a9d810-0852-40b0-9157-b18e23fd9deb/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_88a9d810-0852-40b0-9157-b18e23fd9deb/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_88a9d810-0852-40b0-9157-b18e23fd9deb/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_88a9d810-0852-40b0-9157-b18e23fd9deb/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product60_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_88a9d810-0852-40b0-9157-b18e23fd9deb/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_88a9d810-0852-40b0-9157-b18e23fd9deb/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 21b7318e0534e2795ffc81aa5194a01e66c6f479 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 06:08:53,575 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 06:08:53,576 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 06:08:53,585 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 06:08:53,586 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 06:08:53,587 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 06:08:53,588 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 06:08:53,589 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 06:08:53,591 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 06:08:53,591 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 06:08:53,592 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 06:08:53,592 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 06:08:53,593 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 06:08:53,594 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 06:08:53,595 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 06:08:53,596 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 06:08:53,596 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 06:08:53,598 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 06:08:53,600 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 06:08:53,601 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 06:08:53,602 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 06:08:53,603 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 06:08:53,605 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 06:08:53,605 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 06:08:53,606 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 06:08:53,606 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 06:08:53,607 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 06:08:53,608 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 06:08:53,609 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 06:08:53,610 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 06:08:53,611 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 06:08:53,611 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 06:08:53,611 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 06:08:53,612 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 06:08:53,612 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 06:08:53,613 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 06:08:53,614 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_88a9d810-0852-40b0-9157-b18e23fd9deb/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-10-27 06:08:53,626 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 06:08:53,626 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 06:08:53,627 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 06:08:53,627 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 06:08:53,627 INFO L133 SettingsManager]: * Use SBE=true [2018-10-27 06:08:53,628 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-10-27 06:08:53,628 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-10-27 06:08:53,628 INFO L133 SettingsManager]: * Use old map elimination=false [2018-10-27 06:08:53,628 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-10-27 06:08:53,628 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-10-27 06:08:53,628 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-10-27 06:08:53,628 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 06:08:53,629 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 06:08:53,629 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-27 06:08:53,629 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 06:08:53,629 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 06:08:53,631 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 06:08:53,631 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-10-27 06:08:53,631 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-10-27 06:08:53,631 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-10-27 06:08:53,631 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 06:08:53,632 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 06:08:53,632 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-10-27 06:08:53,632 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-10-27 06:08:53,632 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 06:08:53,632 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 06:08:53,633 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-10-27 06:08:53,633 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 06:08:53,633 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-27 06:08:53,633 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-10-27 06:08:53,634 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-27 06:08:53,634 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_88a9d810-0852-40b0-9157-b18e23fd9deb/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 -> 21b7318e0534e2795ffc81aa5194a01e66c6f479 [2018-10-27 06:08:53,661 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 06:08:53,671 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 06:08:53,675 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 06:08:53,676 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 06:08:53,676 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 06:08:53,677 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_88a9d810-0852-40b0-9157-b18e23fd9deb/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product60_true-unreach-call_false-termination.cil.c [2018-10-27 06:08:53,730 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_88a9d810-0852-40b0-9157-b18e23fd9deb/bin-2019/uautomizer/data/8f604f33f/de283a52fefa4013a88d778dd3c09fb9/FLAG9e612988a [2018-10-27 06:08:54,182 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 06:08:54,183 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_88a9d810-0852-40b0-9157-b18e23fd9deb/sv-benchmarks/c/product-lines/minepump_spec1_product60_true-unreach-call_false-termination.cil.c [2018-10-27 06:08:54,205 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_88a9d810-0852-40b0-9157-b18e23fd9deb/bin-2019/uautomizer/data/8f604f33f/de283a52fefa4013a88d778dd3c09fb9/FLAG9e612988a [2018-10-27 06:08:54,220 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_88a9d810-0852-40b0-9157-b18e23fd9deb/bin-2019/uautomizer/data/8f604f33f/de283a52fefa4013a88d778dd3c09fb9 [2018-10-27 06:08:54,223 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 06:08:54,224 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 06:08:54,225 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 06:08:54,229 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 06:08:54,232 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 06:08:54,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:08:54" (1/1) ... [2018-10-27 06:08:54,236 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@183b3bb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:08:54, skipping insertion in model container [2018-10-27 06:08:54,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:08:54" (1/1) ... [2018-10-27 06:08:54,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 06:08:54,286 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 06:08:54,534 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:08:54,545 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 06:08:54,617 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:08:54,648 INFO L193 MainTranslator]: Completed translation [2018-10-27 06:08:54,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:08:54 WrapperNode [2018-10-27 06:08:54,649 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 06:08:54,650 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 06:08:54,650 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 06:08:54,650 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 06:08:54,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:08:54" (1/1) ... [2018-10-27 06:08:54,681 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:08:54" (1/1) ... [2018-10-27 06:08:54,801 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 06:08:54,802 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 06:08:54,802 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 06:08:54,802 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 06:08:54,811 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:08:54" (1/1) ... [2018-10-27 06:08:54,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:08:54" (1/1) ... [2018-10-27 06:08:54,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:08:54" (1/1) ... [2018-10-27 06:08:54,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:08:54" (1/1) ... [2018-10-27 06:08:54,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:08:54" (1/1) ... [2018-10-27 06:08:54,840 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:08:54" (1/1) ... [2018-10-27 06:08:54,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:08:54" (1/1) ... [2018-10-27 06:08:54,847 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 06:08:54,848 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 06:08:54,848 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 06:08:54,848 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 06:08:54,849 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:08:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_88a9d810-0852-40b0-9157-b18e23fd9deb/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-27 06:08:54,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 06:08:54,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 06:08:56,179 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 06:08:56,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:08:56 BoogieIcfgContainer [2018-10-27 06:08:56,180 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 06:08:56,180 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-10-27 06:08:56,180 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-10-27 06:08:56,183 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-10-27 06:08:56,184 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:08:56,184 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.10 06:08:54" (1/3) ... [2018-10-27 06:08:56,186 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@d8a399c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.10 06:08:56, skipping insertion in model container [2018-10-27 06:08:56,186 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:08:56,186 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:08:54" (2/3) ... [2018-10-27 06:08:56,187 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@d8a399c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.10 06:08:56, skipping insertion in model container [2018-10-27 06:08:56,187 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:08:56,187 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:08:56" (3/3) ... [2018-10-27 06:08:56,188 INFO L375 chiAutomizerObserver]: Analyzing ICFG minepump_spec1_product60_true-unreach-call_false-termination.cil.c [2018-10-27 06:08:56,237 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-27 06:08:56,238 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-10-27 06:08:56,238 INFO L375 BuchiCegarLoop]: Hoare is false [2018-10-27 06:08:56,238 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-10-27 06:08:56,238 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 06:08:56,239 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 06:08:56,239 INFO L379 BuchiCegarLoop]: Difference is false [2018-10-27 06:08:56,239 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 06:08:56,239 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-10-27 06:08:56,256 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 193 states. [2018-10-27 06:08:56,285 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 127 [2018-10-27 06:08:56,286 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-10-27 06:08:56,286 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-10-27 06:08:56,293 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:08:56,293 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:08:56,293 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-10-27 06:08:56,294 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 193 states. [2018-10-27 06:08:56,302 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 127 [2018-10-27 06:08:56,302 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-10-27 06:08:56,302 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-10-27 06:08:56,303 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:08:56,303 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:08:56,309 INFO L793 eck$LassoCheckResult]: Stem: 66#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string2.base, #t~string2.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string4.base, #t~string4.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 0 := 44];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 1 := 77];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 2 := 101];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 3 := 116];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 4 := 104];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 5 := 58];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 5;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string6.base, #t~string6.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 0 := 67];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 1 := 82];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 2 := 73];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 3 := 84];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 4 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string8.base, #t~string8.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 0 := 79];#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 1 := 75];#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string10.base, #t~string10.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 0 := 41];#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 1 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~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 := 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~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 := 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~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 := 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~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 := 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~string35.base, #t~string35.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string36.base, #t~string36.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string40.base, #t~string40.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string41.base, #t~string41.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string42.base, #t~string42.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string43.base, #t~string43.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~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 := 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~string45.base, #t~string45.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~string57.base, #t~string57.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~string59.base, #t~string59.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 0 := 79];#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 1 := 110];#memory_int := #memory_int[#t~string59.base,#t~string59.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~string61.base, #t~string61.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 0 := 79];#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 1 := 102];#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 2 := 102];#memory_int := #memory_int[#t~string61.base,#t~string61.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~string63.base, #t~string63.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 0 := 44];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 1 := 80];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 2 := 117];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 3 := 109];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 4 := 112];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 5 := 58];#memory_int := #memory_int[#t~string63.base,#t~string63.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~string65.base, #t~string65.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string65.base,#t~string65.offset + 0 := 79];#memory_int := #memory_int[#t~string65.base,#t~string65.offset + 1 := 110];#memory_int := #memory_int[#t~string65.base,#t~string65.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string67.base, #t~string67.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 0 := 79];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 1 := 102];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 2 := 102];#memory_int := #memory_int[#t~string67.base,#t~string67.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~string69.base, #t~string69.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 0 := 41];#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 1 := 32];#memory_int := #memory_int[#t~string69.base,#t~string69.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~string71.base, #t~string71.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string71.base,#t~string71.offset + 0 := 10];#memory_int := #memory_int[#t~string71.base,#t~string71.offset + 1 := 0];~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0;assume { :begin_inline_select_helpers } true; 29#L989true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 187#L982true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~13;havoc valid_product_~retValue_acc~13;valid_product_~retValue_acc~13 := 1;valid_product_#res := valid_product_~retValue_acc~13; 136#L997true main_#t~ret0 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; 33#L130true assume main_~tmp~0 != 0;assume { :begin_inline_setup } true; 15#L103true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet48, test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 181#L668-3true [2018-10-27 06:08:56,309 INFO L795 eck$LassoCheckResult]: Loop: 181#L668-3true assume true; 193#L668-1true assume !false; 153#L669true assume test_~splverifierCounter~0 < 4; 19#L670true test_~tmp~5 := test_#t~nondet48;havoc test_#t~nondet48; 108#L678true assume !(test_~tmp~5 != 0); 104#L678-2true test_~tmp___0~1 := test_#t~nondet49;havoc test_#t~nondet49; 74#L688true assume !(test_~tmp___0~1 != 0); 59#L688-2true test_~tmp___2~0 := test_#t~nondet50;havoc test_#t~nondet50; 11#L698true assume !(test_~tmp___2~0 != 0);test_~tmp___1~0 := test_#t~nondet51;havoc test_#t~nondet51; 89#L706true assume !(test_~tmp___1~0 != 0); 94#L706-2true assume { :begin_inline_timeShift } true; 28#L736true assume !(~pumpRunning~0 != 0); 20#L736-2true assume !(~systemActive~0 != 0); 72#L743-1true assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret11, __utac_acc__Specification1_spec__1_#t~ret12, __utac_acc__Specification1_spec__1_~tmp~1, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~1;havoc isMethaneLevelCritical_~retValue_acc~1;isMethaneLevelCritical_~retValue_acc~1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~1; 42#L193-2true __utac_acc__Specification1_spec__1_#t~ret11 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification1_spec__1_~tmp~1 := __utac_acc__Specification1_spec__1_#t~ret11;havoc __utac_acc__Specification1_spec__1_#t~ret11; 5#L263true assume !(__utac_acc__Specification1_spec__1_~tmp~1 != 0); 4#L263-1true assume { :end_inline___utac_acc__Specification1_spec__1 } true; 7#L753true assume { :end_inline_timeShift } true; 181#L668-3true [2018-10-27 06:08:56,326 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:08:56,327 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times [2018-10-27 06:08:56,329 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:08:56,329 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:08:56,366 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:08:56,367 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:08:56,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:08:56,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:08:56,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:08:56,532 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:08:56,533 INFO L82 PathProgramCache]: Analyzing trace with hash 729211169, now seen corresponding path program 1 times [2018-10-27 06:08:56,533 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:08:56,533 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:08:56,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:08:56,534 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:08:56,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:08:56,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:08:56,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:08:56,562 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:08:56,563 INFO L82 PathProgramCache]: Analyzing trace with hash 1911852517, now seen corresponding path program 1 times [2018-10-27 06:08:56,563 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:08:56,563 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:08:56,566 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:08:56,566 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:08:56,566 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:08:56,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:08:56,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:08:56,825 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 06:08:56,826 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-27 06:08:56,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 06:08:56,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-10-27 06:08:56,951 INFO L87 Difference]: Start difference. First operand 193 states. Second operand 6 states. [2018-10-27 06:08:57,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:08:57,724 INFO L93 Difference]: Finished difference Result 620 states and 808 transitions. [2018-10-27 06:08:57,729 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-27 06:08:57,731 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 620 states and 808 transitions. [2018-10-27 06:08:57,751 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 408 [2018-10-27 06:08:57,774 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 620 states to 580 states and 768 transitions. [2018-10-27 06:08:57,775 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 580 [2018-10-27 06:08:57,777 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 580 [2018-10-27 06:08:57,780 INFO L73 IsDeterministic]: Start isDeterministic. Operand 580 states and 768 transitions. [2018-10-27 06:08:57,783 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-10-27 06:08:57,783 INFO L705 BuchiCegarLoop]: Abstraction has 580 states and 768 transitions. [2018-10-27 06:08:57,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states and 768 transitions. [2018-10-27 06:08:57,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 234. [2018-10-27 06:08:57,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2018-10-27 06:08:57,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 309 transitions. [2018-10-27 06:08:57,840 INFO L728 BuchiCegarLoop]: Abstraction has 234 states and 309 transitions. [2018-10-27 06:08:57,840 INFO L608 BuchiCegarLoop]: Abstraction has 234 states and 309 transitions. [2018-10-27 06:08:57,840 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-10-27 06:08:57,840 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 234 states and 309 transitions. [2018-10-27 06:08:57,845 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 165 [2018-10-27 06:08:57,845 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-10-27 06:08:57,845 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-10-27 06:08:57,846 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:08:57,846 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] [2018-10-27 06:08:57,846 INFO L793 eck$LassoCheckResult]: Stem: 1004#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string2.base, #t~string2.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string4.base, #t~string4.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 0 := 44];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 1 := 77];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 2 := 101];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 3 := 116];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 4 := 104];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 5 := 58];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 5;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string6.base, #t~string6.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 0 := 67];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 1 := 82];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 2 := 73];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 3 := 84];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 4 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string8.base, #t~string8.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 0 := 79];#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 1 := 75];#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string10.base, #t~string10.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 0 := 41];#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 1 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~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 := 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~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 := 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~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 := 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~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 := 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~string35.base, #t~string35.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string36.base, #t~string36.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string40.base, #t~string40.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string41.base, #t~string41.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string42.base, #t~string42.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string43.base, #t~string43.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~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 := 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~string45.base, #t~string45.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~string57.base, #t~string57.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~string59.base, #t~string59.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 0 := 79];#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 1 := 110];#memory_int := #memory_int[#t~string59.base,#t~string59.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~string61.base, #t~string61.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 0 := 79];#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 1 := 102];#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 2 := 102];#memory_int := #memory_int[#t~string61.base,#t~string61.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~string63.base, #t~string63.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 0 := 44];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 1 := 80];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 2 := 117];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 3 := 109];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 4 := 112];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 5 := 58];#memory_int := #memory_int[#t~string63.base,#t~string63.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~string65.base, #t~string65.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string65.base,#t~string65.offset + 0 := 79];#memory_int := #memory_int[#t~string65.base,#t~string65.offset + 1 := 110];#memory_int := #memory_int[#t~string65.base,#t~string65.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string67.base, #t~string67.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 0 := 79];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 1 := 102];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 2 := 102];#memory_int := #memory_int[#t~string67.base,#t~string67.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~string69.base, #t~string69.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 0 := 41];#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 1 := 32];#memory_int := #memory_int[#t~string69.base,#t~string69.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~string71.base, #t~string71.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string71.base,#t~string71.offset + 0 := 10];#memory_int := #memory_int[#t~string71.base,#t~string71.offset + 1 := 0];~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; 846#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0;assume { :begin_inline_select_helpers } true; 847#L989 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 921#L982 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~13;havoc valid_product_~retValue_acc~13;valid_product_~retValue_acc~13 := 1;valid_product_#res := valid_product_~retValue_acc~13; 951#L997 main_#t~ret0 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; 948#L130 assume main_~tmp~0 != 0;assume { :begin_inline_setup } true; 878#L103 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet48, test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 851#L668-3 [2018-10-27 06:08:57,847 INFO L795 eck$LassoCheckResult]: Loop: 851#L668-3 assume true; 1009#L668-1 assume !false; 977#L669 assume test_~splverifierCounter~0 < 4; 892#L670 test_~tmp~5 := test_#t~nondet48;havoc test_#t~nondet48; 893#L678 assume !(test_~tmp~5 != 0); 911#L678-2 test_~tmp___0~1 := test_#t~nondet49;havoc test_#t~nondet49; 912#L688 assume !(test_~tmp___0~1 != 0); 880#L688-2 test_~tmp___2~0 := test_#t~nondet50;havoc test_#t~nondet50; 861#L698 assume test_~tmp___2~0 != 0;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 862#L963 assume { :end_inline_startSystem } true; 874#L706-2 assume { :begin_inline_timeShift } true; 886#L736 assume !(~pumpRunning~0 != 0); 894#L736-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret53, processEnvironment_~tmp~7;havoc processEnvironment_~tmp~7; 895#L794 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__highWaterSensor } true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret52, processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc processEnvironment__wrappee__highWaterSensor_~tmp~6; 908#L768-2 assume !(~pumpRunning~0 == 0);assume { :begin_inline_processEnvironment__wrappee__base } true; 966#L760-3 assume { :end_inline_processEnvironment__wrappee__base } true; 962#L768-3 assume { :end_inline_processEnvironment__wrappee__highWaterSensor } true; 867#L794-1 assume { :end_inline_processEnvironment } true; 868#L743-1 assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret11, __utac_acc__Specification1_spec__1_#t~ret12, __utac_acc__Specification1_spec__1_~tmp~1, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~1;havoc isMethaneLevelCritical_~retValue_acc~1;isMethaneLevelCritical_~retValue_acc~1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~1; 969#L193-2 __utac_acc__Specification1_spec__1_#t~ret11 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification1_spec__1_~tmp~1 := __utac_acc__Specification1_spec__1_#t~ret11;havoc __utac_acc__Specification1_spec__1_#t~ret11; 839#L263 assume !(__utac_acc__Specification1_spec__1_~tmp~1 != 0); 837#L263-1 assume { :end_inline___utac_acc__Specification1_spec__1 } true; 838#L753 assume { :end_inline_timeShift } true; 851#L668-3 [2018-10-27 06:08:57,847 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:08:57,847 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times [2018-10-27 06:08:57,847 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:08:57,848 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:08:57,848 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:08:57,849 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:08:57,849 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:08:57,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:08:57,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:08:57,928 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:08:57,928 INFO L82 PathProgramCache]: Analyzing trace with hash 1065290382, now seen corresponding path program 1 times [2018-10-27 06:08:57,928 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:08:57,928 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:08:57,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:08:57,933 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-27 06:08:57,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:08:57,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:08:58,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:08:58,007 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 06:08:58,007 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 06:08:58,008 INFO L810 eck$LassoCheckResult]: loop already infeasible [2018-10-27 06:08:58,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 06:08:58,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 06:08:58,008 INFO L87 Difference]: Start difference. First operand 234 states and 309 transitions. cyclomatic complexity: 78 Second operand 3 states. [2018-10-27 06:08:58,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:08:58,264 INFO L93 Difference]: Finished difference Result 293 states and 369 transitions. [2018-10-27 06:08:58,265 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 06:08:58,265 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 293 states and 369 transitions. [2018-10-27 06:08:58,268 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 211 [2018-10-27 06:08:58,270 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 293 states to 293 states and 369 transitions. [2018-10-27 06:08:58,270 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 293 [2018-10-27 06:08:58,271 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 293 [2018-10-27 06:08:58,271 INFO L73 IsDeterministic]: Start isDeterministic. Operand 293 states and 369 transitions. [2018-10-27 06:08:58,272 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-10-27 06:08:58,272 INFO L705 BuchiCegarLoop]: Abstraction has 293 states and 369 transitions. [2018-10-27 06:08:58,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states and 369 transitions. [2018-10-27 06:08:58,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 293. [2018-10-27 06:08:58,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 293 states. [2018-10-27 06:08:58,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 369 transitions. [2018-10-27 06:08:58,283 INFO L728 BuchiCegarLoop]: Abstraction has 293 states and 369 transitions. [2018-10-27 06:08:58,283 INFO L608 BuchiCegarLoop]: Abstraction has 293 states and 369 transitions. [2018-10-27 06:08:58,283 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2018-10-27 06:08:58,284 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 293 states and 369 transitions. [2018-10-27 06:08:58,293 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 211 [2018-10-27 06:08:58,293 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-10-27 06:08:58,293 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-10-27 06:08:58,294 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:08:58,294 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] [2018-10-27 06:08:58,294 INFO L793 eck$LassoCheckResult]: Stem: 1550#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string2.base, #t~string2.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string4.base, #t~string4.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 0 := 44];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 1 := 77];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 2 := 101];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 3 := 116];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 4 := 104];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 5 := 58];#memory_int := #memory_int[#t~string4.base,#t~string4.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 5;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string6.base, #t~string6.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 0 := 67];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 1 := 82];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 2 := 73];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 3 := 84];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 4 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string8.base, #t~string8.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 0 := 79];#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 1 := 75];#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string10.base, #t~string10.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 0 := 41];#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 1 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~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 := 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~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 := 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~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 := 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~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 := 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~string35.base, #t~string35.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string36.base, #t~string36.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string40.base, #t~string40.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string41.base, #t~string41.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string42.base, #t~string42.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string43.base, #t~string43.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~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 := 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~string45.base, #t~string45.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~string57.base, #t~string57.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~string59.base, #t~string59.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 0 := 79];#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 1 := 110];#memory_int := #memory_int[#t~string59.base,#t~string59.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~string61.base, #t~string61.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 0 := 79];#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 1 := 102];#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 2 := 102];#memory_int := #memory_int[#t~string61.base,#t~string61.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~string63.base, #t~string63.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 0 := 44];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 1 := 80];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 2 := 117];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 3 := 109];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 4 := 112];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 5 := 58];#memory_int := #memory_int[#t~string63.base,#t~string63.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~string65.base, #t~string65.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string65.base,#t~string65.offset + 0 := 79];#memory_int := #memory_int[#t~string65.base,#t~string65.offset + 1 := 110];#memory_int := #memory_int[#t~string65.base,#t~string65.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string67.base, #t~string67.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 0 := 79];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 1 := 102];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 2 := 102];#memory_int := #memory_int[#t~string67.base,#t~string67.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~string69.base, #t~string69.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 0 := 41];#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 1 := 32];#memory_int := #memory_int[#t~string69.base,#t~string69.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~string71.base, #t~string71.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string71.base,#t~string71.offset + 0 := 10];#memory_int := #memory_int[#t~string71.base,#t~string71.offset + 1 := 0];~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; 1379#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0;assume { :begin_inline_select_helpers } true; 1380#L989 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1453#L982 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~13;havoc valid_product_~retValue_acc~13;valid_product_~retValue_acc~13 := 1;valid_product_#res := valid_product_~retValue_acc~13; 1487#L997 main_#t~ret0 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; 1485#L130 assume main_~tmp~0 != 0;assume { :begin_inline_setup } true; 1411#L103 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet48, test_#t~nondet49, test_#t~nondet50, test_#t~nondet51, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 1384#L668-3 [2018-10-27 06:08:58,295 INFO L795 eck$LassoCheckResult]: Loop: 1384#L668-3 assume true; 1566#L668-1 assume !false; 1573#L669 assume test_~splverifierCounter~0 < 4; 1633#L670 test_~tmp~5 := test_#t~nondet48;havoc test_#t~nondet48; 1456#L678 assume !(test_~tmp~5 != 0); 1458#L678-2 test_~tmp___0~1 := test_#t~nondet49;havoc test_#t~nondet49; 1560#L688 assume !(test_~tmp___0~1 != 0); 1413#L688-2 test_~tmp___2~0 := test_#t~nondet50;havoc test_#t~nondet50; 1394#L698 assume test_~tmp___2~0 != 0;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 1395#L963 assume { :end_inline_startSystem } true; 1418#L706-2 assume { :begin_inline_timeShift } true; 1419#L736 assume !(~pumpRunning~0 != 0); 1427#L736-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret53, processEnvironment_~tmp~7;havoc processEnvironment_~tmp~7; 1428#L794 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__highWaterSensor } true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret52, processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc processEnvironment__wrappee__highWaterSensor_~tmp~6; 1439#L768-2 assume ~pumpRunning~0 == 0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret72, isHighWaterLevel_~retValue_acc~10, isHighWaterLevel_~tmp~9, isHighWaterLevel_~tmp___0~2;havoc isHighWaterLevel_~retValue_acc~10;havoc isHighWaterLevel_~tmp~9;havoc isHighWaterLevel_~tmp___0~2;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~3;havoc isHighWaterSensorDry_~retValue_acc~3; 1512#L233-1 assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~3 := 1;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~3; 1435#L238-1 isHighWaterLevel_#t~ret72 := isHighWaterSensorDry_#res;assume { :end_inline_isHighWaterSensorDry } true;isHighWaterLevel_~tmp~9 := isHighWaterLevel_#t~ret72;havoc isHighWaterLevel_#t~ret72; 1436#L914-3 assume isHighWaterLevel_~tmp~9 != 0;isHighWaterLevel_~tmp___0~2 := 0; 1496#L914-5 isHighWaterLevel_~retValue_acc~10 := isHighWaterLevel_~tmp___0~2;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~10; 1467#L920-1 processEnvironment__wrappee__highWaterSensor_#t~ret52 := isHighWaterLevel_#res;assume { :end_inline_isHighWaterLevel } true;processEnvironment__wrappee__highWaterSensor_~tmp~6 := processEnvironment__wrappee__highWaterSensor_#t~ret52;havoc processEnvironment__wrappee__highWaterSensor_#t~ret52; 1414#L772-3 assume !(processEnvironment__wrappee__highWaterSensor_~tmp~6 != 0);assume { :begin_inline_processEnvironment__wrappee__base } true; 1416#L760-2 assume { :end_inline_processEnvironment__wrappee__base } true; 1500#L768-3 assume { :end_inline_processEnvironment__wrappee__highWaterSensor } true; 1400#L794-1 assume { :end_inline_processEnvironment } true; 1401#L743-1 assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret11, __utac_acc__Specification1_spec__1_#t~ret12, __utac_acc__Specification1_spec__1_~tmp~1, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~1;havoc isMethaneLevelCritical_~retValue_acc~1;isMethaneLevelCritical_~retValue_acc~1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~1; 1509#L193-2 __utac_acc__Specification1_spec__1_#t~ret11 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification1_spec__1_~tmp~1 := __utac_acc__Specification1_spec__1_#t~ret11;havoc __utac_acc__Specification1_spec__1_#t~ret11; 1372#L263 assume !(__utac_acc__Specification1_spec__1_~tmp~1 != 0); 1370#L263-1 assume { :end_inline___utac_acc__Specification1_spec__1 } true; 1371#L753 assume { :end_inline_timeShift } true; 1384#L668-3 [2018-10-27 06:08:58,295 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:08:58,295 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 3 times [2018-10-27 06:08:58,295 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:08:58,296 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:08:58,296 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:08:58,296 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:08:58,297 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:08:58,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:08:58,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:08:58,343 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:08:58,344 INFO L82 PathProgramCache]: Analyzing trace with hash -1472687738, now seen corresponding path program 1 times [2018-10-27 06:08:58,344 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:08:58,344 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:08:58,344 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:08:58,345 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-27 06:08:58,345 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:08:58,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:08:58,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:08:58,355 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:08:58,356 INFO L82 PathProgramCache]: Analyzing trace with hash -1598422462, now seen corresponding path program 1 times [2018-10-27 06:08:58,356 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:08:58,356 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:08:58,356 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:08:58,357 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:08:58,357 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:08:58,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:08:58,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:08:58,694 WARN L179 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2018-10-27 06:09:36,955 WARN L179 SmtUtils]: Spent 38.17 s on a formula simplification. DAG size of input: 405 DAG size of output: 403 [2018-10-27 06:09:54,581 WARN L179 SmtUtils]: Spent 17.63 s on a formula simplification that was a NOOP. DAG size: 403 [2018-10-27 06:09:54,648 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 06:09:54,653 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 06:09:54,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 27.10 06:09:54 BoogieIcfgContainer [2018-10-27 06:09:54,675 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-10-27 06:09:54,676 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 06:09:54,676 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 06:09:54,677 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 06:09:54,677 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:08:56" (3/4) ... [2018-10-27 06:09:54,681 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-10-27 06:09:54,738 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_88a9d810-0852-40b0-9157-b18e23fd9deb/bin-2019/uautomizer/witness.graphml [2018-10-27 06:09:54,738 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 06:09:54,739 INFO L168 Benchmark]: Toolchain (without parser) took 60515.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.9 MB). Free memory was 953.1 MB in the beginning and 917.3 MB in the end (delta: 35.8 MB). Peak memory consumption was 206.7 MB. Max. memory is 11.5 GB. [2018-10-27 06:09:54,740 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 06:09:54,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 425.04 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 928.9 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-10-27 06:09:54,740 INFO L168 Benchmark]: Boogie Procedure Inliner took 151.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 928.9 MB in the beginning and 1.1 GB in the end (delta: -204.8 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-10-27 06:09:54,741 INFO L168 Benchmark]: Boogie Preprocessor took 45.52 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 06:09:54,741 INFO L168 Benchmark]: RCFGBuilder took 1332.25 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: 104.5 MB). Peak memory consumption was 104.5 MB. Max. memory is 11.5 GB. [2018-10-27 06:09:54,744 INFO L168 Benchmark]: BuchiAutomizer took 58494.87 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 30.9 MB). Free memory was 1.0 GB in the beginning and 922.0 MB in the end (delta: 104.6 MB). Peak memory consumption was 162.4 MB. Max. memory is 11.5 GB. [2018-10-27 06:09:54,744 INFO L168 Benchmark]: Witness Printer took 62.64 ms. Allocated memory is still 1.2 GB. Free memory was 922.0 MB in the beginning and 917.3 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 11.5 GB. [2018-10-27 06:09:54,746 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 425.04 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 928.9 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 151.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 928.9 MB in the beginning and 1.1 GB in the end (delta: -204.8 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.52 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1332.25 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: 104.5 MB). Peak memory consumption was 104.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 58494.87 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 30.9 MB). Free memory was 1.0 GB in the beginning and 922.0 MB in the end (delta: 104.6 MB). Peak memory consumption was 162.4 MB. Max. memory is 11.5 GB. * Witness Printer took 62.64 ms. Allocated memory is still 1.2 GB. Free memory was 922.0 MB in the beginning and 917.3 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 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 58.4s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 57.1s. Construction of modules took 0.7s. Büchi inclusion checks took 0.3s. 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, 0.7s 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: 668]: Nontermination argument in form of an infinite program execution. [2018-10-27 06:09:54,755 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 06:09:54,755 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 06:09:54,765 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 06:09:54,766 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=0, NULL=0, ")"=18, ",Pump:"=0, retValue_acc=0, "i > 0 && i <= this->argsCount"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2dddf003=0, "\n"=42, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@13f0512=0, "libacc.c"=0, "libacc.c"=0, "__utac__get_this_argtype"=0, "Off"=0, ",Pump:"=35, "__utac__get_this_argtype"=0, "i > 0 && i <= this->argsCount"=0, retValue_acc=1, methaneLevelCritical=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@46e7f241=0, "OK"=19, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@29c2f25e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3f311f23=164, NULL=2, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4abcd7cd=0, tmp___0=0, "On"=0, ") "=0, tmp=0, "libacc.c"=34, "__utac__get_this_arg"=15, "Off"=0, "Env(Water:%i"=23, tmp___1=0, ",Meth:"=0, "OK"=0, "CRIT"=0, "Env(Water:%i"=0, tmp___0=0, "__utac__get_this_arg"=8, cleanupTimeShifts=4, "i > 0 && i <= this->argsCount"=14, "i > 0 && i <= this->argsCount"=17, "__utac__get_this_argtype"=33, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@46a367bb=0, "__utac__get_this_argtype"=26, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@e8e08a7=0, tmp=0, NULL=0, systemActive=1, waterLevel=1, ") "=40, "libacc.c"=0, \result=0, ")"=0, "libacc.c"=29, "Pump(System:"=0, ",Meth:"=22, \result=1, head=0, pumpRunning=0, tmp=1, "Pump(System:"=27, \result=0, retValue_acc=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2b16a80d=0, "__utac__get_this_arg"=0, "libacc.c"=0, "__utac__get_this_arg"=0, "i > 0 && i <= this->argsCount"=0, tmp=0, "libacc.c"=12, \result=1, "Off"=37, "Off"=38, NULL=0, "\n"=0, retValue_acc=0, tmp___2=164, tmp___0=0, splverifierCounter=0, "On"=0, tmp=1, \result=0, "CRIT"=20, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6a80bad8=0, "On"=28, head=0, "libacc.c"=16, tmp=0, "i > 0 && i <= this->argsCount"=0, "i > 0 && i <= this->argsCount"=31, "i > 0 && i <= this->argsCount"=11, NULL=42, "On"=36} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 668]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L202] CALL "Env(Water:%i" [L202] RET "Env(Water:%i" [L203] CALL ",Meth:" [L203] RET ",Meth:" [L207] CALL "CRIT" [L207] RET "CRIT" [L211] CALL "OK" [L211] RET "OK" [L215] CALL ")" [L215] RET ")" [L578] CALL "i > 0 && i <= this->argsCount" [L578] RET "i > 0 && i <= this->argsCount" [L578] CALL "libacc.c" [L578] RET "libacc.c" [L579] CALL "__utac__get_this_arg" [L579] RET "__utac__get_this_arg" [L585] CALL "i > 0 && i <= this->argsCount" [L585] RET "i > 0 && i <= this->argsCount" [L585] CALL "libacc.c" [L585] RET "libacc.c" [L586] CALL "__utac__get_this_arg" [L586] RET "__utac__get_this_arg" [L624] CALL "i > 0 && i <= this->argsCount" [L624] RET "i > 0 && i <= this->argsCount" [L624] CALL "libacc.c" [L624] RET "libacc.c" [L625] CALL "__utac__get_this_argtype" [L625] RET "__utac__get_this_argtype" [L631] CALL "i > 0 && i <= this->argsCount" [L631] RET "i > 0 && i <= this->argsCount" [L631] CALL "libacc.c" [L631] RET "libacc.c" [L632] CALL "__utac__get_this_argtype" [L632] RET "__utac__get_this_argtype" [L874] CALL "Pump(System:" [L874] RET "Pump(System:" [L878] CALL "On" [L878] RET "On" [L882] CALL "Off" [L882] RET "Off" [L886] CALL ",Pump:" [L886] RET ",Pump:" [L890] CALL "On" [L890] RET "On" [L894] CALL "Off" [L894] RET "Off" [L898] CALL ") " [L898] RET ") " [L900] CALL "\n" [L900] RET "\n" [L40] int cleanupTimeShifts = 4; [L150] int waterLevel = 1; [L151] int methaneLevelCritical = 0; [L729] int pumpRunning = 0; [L730] int systemActive = 1; [L450] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L121] int retValue_acc ; [L122] int tmp ; [L126] FCALL select_helpers() [L127] FCALL select_features() [L128] CALL, EXPR valid_product() [L993] int retValue_acc ; [L996] retValue_acc = 1 [L997] RET return (retValue_acc); [L128] EXPR valid_product() [L128] tmp = valid_product() [L130] COND TRUE \read(tmp) [L132] FCALL setup() [L133] CALL runTest() [L112] CALL test() [L659] int splverifierCounter ; [L660] int tmp ; [L661] int tmp___0 ; [L662] int tmp___1 ; [L663] int tmp___2 ; [L666] splverifierCounter = 0 Loop: [L668] COND TRUE 1 [L670] COND TRUE splverifierCounter < 4 [L676] tmp = __VERIFIER_nondet_int() [L678] COND FALSE !(\read(tmp)) [L686] tmp___0 = __VERIFIER_nondet_int() [L688] COND FALSE !(\read(tmp___0)) [L696] tmp___2 = __VERIFIER_nondet_int() [L698] COND TRUE \read(tmp___2) [L700] CALL startSystem() [L962] RET systemActive = 1 [L700] startSystem() [L715] CALL timeShift() [L736] COND FALSE !(\read(pumpRunning)) [L743] COND TRUE \read(systemActive) [L745] CALL processEnvironment() [L791] int tmp ; [L794] COND FALSE !(\read(pumpRunning)) [L809] CALL processEnvironment__wrappee__highWaterSensor() [L765] int tmp ; [L768] COND TRUE ! pumpRunning [L770] CALL, EXPR isHighWaterLevel() [L906] int retValue_acc ; [L907] int tmp ; [L908] int tmp___0 ; [L912] CALL, EXPR isHighWaterSensorDry() [L230] int retValue_acc ; [L233] COND TRUE waterLevel < 2 [L234] retValue_acc = 1 [L235] RET return (retValue_acc); [L912] EXPR isHighWaterSensorDry() [L912] tmp = isHighWaterSensorDry() [L914] COND TRUE \read(tmp) [L915] tmp___0 = 0 [L919] retValue_acc = tmp___0 [L920] RET return (retValue_acc); [L770] EXPR isHighWaterLevel() [L770] tmp = isHighWaterLevel() [L772] COND FALSE !(\read(tmp)) [L778] RET, FCALL processEnvironment__wrappee__base() [L809] RET processEnvironment__wrappee__highWaterSensor() [L745] processEnvironment() [L751] CALL __utac_acc__Specification1_spec__1() [L256] int tmp ; [L257] int tmp___0 ; [L261] CALL, EXPR isMethaneLevelCritical() [L189] int retValue_acc ; [L192] retValue_acc = methaneLevelCritical [L193] RET return (retValue_acc); [L261] EXPR isMethaneLevelCritical() [L261] tmp = isMethaneLevelCritical() [L263] COND FALSE, RET !(\read(tmp)) [L751] RET __utac_acc__Specification1_spec__1() [L715] timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...