./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product23_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_72b0d6ad-1e26-4bba-9740-ea4bc0e86e47/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_72b0d6ad-1e26-4bba-9740-ea4bc0e86e47/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_72b0d6ad-1e26-4bba-9740-ea4bc0e86e47/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_72b0d6ad-1e26-4bba-9740-ea4bc0e86e47/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product23_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_72b0d6ad-1e26-4bba-9740-ea4bc0e86e47/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_72b0d6ad-1e26-4bba-9740-ea4bc0e86e47/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 87504a1abfe2d10f353d562b38ba2c6a9363e65c ............................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:22:00,534 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:22:00,535 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:22:00,541 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:22:00,542 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:22:00,542 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:22:00,543 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:22:00,544 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:22:00,545 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:22:00,546 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:22:00,547 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:22:00,547 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:22:00,547 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:22:00,548 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:22:00,549 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:22:00,549 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:22:00,550 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:22:00,551 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:22:00,553 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:22:00,554 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:22:00,554 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:22:00,555 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:22:00,556 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:22:00,557 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:22:00,557 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:22:00,557 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:22:00,558 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:22:00,558 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:22:00,559 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:22:00,559 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:22:00,559 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:22:00,560 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:22:00,560 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:22:00,560 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:22:00,561 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:22:00,561 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:22:00,561 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_72b0d6ad-1e26-4bba-9740-ea4bc0e86e47/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-10 07:22:00,569 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:22:00,570 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:22:00,571 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:22:00,571 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:22:00,571 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 07:22:00,571 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-10 07:22:00,571 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-10 07:22:00,571 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-10 07:22:00,571 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-10 07:22:00,572 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-10 07:22:00,572 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-10 07:22:00,572 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:22:00,572 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:22:00,572 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 07:22:00,572 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:22:00,572 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:22:00,572 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:22:00,573 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-10 07:22:00,573 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-10 07:22:00,573 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-10 07:22:00,573 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:22:00,573 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:22:00,573 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-10 07:22:00,573 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-10 07:22:00,574 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:22:00,574 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:22:00,574 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-10 07:22:00,574 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:22:00,574 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 07:22:00,574 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-10 07:22:00,575 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-10 07:22:00,575 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_72b0d6ad-1e26-4bba-9740-ea4bc0e86e47/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 -> 87504a1abfe2d10f353d562b38ba2c6a9363e65c [2018-11-10 07:22:00,599 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:22:00,612 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:22:00,615 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:22:00,616 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:22:00,617 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:22:00,617 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_72b0d6ad-1e26-4bba-9740-ea4bc0e86e47/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product23_true-unreach-call_false-termination.cil.c [2018-11-10 07:22:00,664 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_72b0d6ad-1e26-4bba-9740-ea4bc0e86e47/bin-2019/uautomizer/data/ab2ace08f/f839ce0997144b9ba70cf86950cac03e/FLAGdb405f082 [2018-11-10 07:22:01,029 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:22:01,030 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_72b0d6ad-1e26-4bba-9740-ea4bc0e86e47/sv-benchmarks/c/product-lines/minepump_spec4_product23_true-unreach-call_false-termination.cil.c [2018-11-10 07:22:01,037 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_72b0d6ad-1e26-4bba-9740-ea4bc0e86e47/bin-2019/uautomizer/data/ab2ace08f/f839ce0997144b9ba70cf86950cac03e/FLAGdb405f082 [2018-11-10 07:22:01,048 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_72b0d6ad-1e26-4bba-9740-ea4bc0e86e47/bin-2019/uautomizer/data/ab2ace08f/f839ce0997144b9ba70cf86950cac03e [2018-11-10 07:22:01,051 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:22:01,052 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:22:01,053 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:22:01,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:22:01,056 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:22:01,057 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:22:01" (1/1) ... [2018-11-10 07:22:01,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e9e9db3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:22:01, skipping insertion in model container [2018-11-10 07:22:01,060 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:22:01" (1/1) ... [2018-11-10 07:22:01,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:22:01,101 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:22:01,296 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:22:01,305 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:22:01,359 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:22:01,375 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:22:01,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:22:01 WrapperNode [2018-11-10 07:22:01,375 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:22:01,375 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:22:01,375 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:22:01,376 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:22:01,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:22:01" (1/1) ... [2018-11-10 07:22:01,432 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:22:01" (1/1) ... [2018-11-10 07:22:01,456 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:22:01,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:22:01,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:22:01,457 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:22:01,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:22:01" (1/1) ... [2018-11-10 07:22:01,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:22:01" (1/1) ... [2018-11-10 07:22:01,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:22:01" (1/1) ... [2018-11-10 07:22:01,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:22:01" (1/1) ... [2018-11-10 07:22:01,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:22:01" (1/1) ... [2018-11-10 07:22:01,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:22:01" (1/1) ... [2018-11-10 07:22:01,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:22:01" (1/1) ... [2018-11-10 07:22:01,486 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:22:01,487 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:22:01,487 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:22:01,487 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:22:01,487 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:22:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_72b0d6ad-1e26-4bba-9740-ea4bc0e86e47/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 07:22:01,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:22:01,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:22:02,128 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:22:02,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:22:02 BoogieIcfgContainer [2018-11-10 07:22:02,128 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:22:02,129 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-10 07:22:02,129 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-10 07:22:02,131 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-10 07:22:02,132 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 07:22:02,132 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 07:22:01" (1/3) ... [2018-11-10 07:22:02,133 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41207639 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 07:22:02, skipping insertion in model container [2018-11-10 07:22:02,133 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 07:22:02,133 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:22:01" (2/3) ... [2018-11-10 07:22:02,133 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41207639 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 07:22:02, skipping insertion in model container [2018-11-10 07:22:02,133 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 07:22:02,134 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:22:02" (3/3) ... [2018-11-10 07:22:02,135 INFO L375 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_product23_true-unreach-call_false-termination.cil.c [2018-11-10 07:22:02,169 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 07:22:02,170 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-10 07:22:02,170 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-10 07:22:02,170 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-10 07:22:02,170 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 07:22:02,170 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 07:22:02,170 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-10 07:22:02,170 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 07:22:02,170 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-10 07:22:02,182 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 156 states. [2018-11-10 07:22:02,204 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 102 [2018-11-10 07:22:02,205 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 07:22:02,205 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 07:22:02,211 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:22:02,211 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:22:02,211 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-10 07:22:02,211 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 156 states. [2018-11-10 07:22:02,217 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 102 [2018-11-10 07:22:02,217 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 07:22:02,217 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 07:22:02,218 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:22:02,218 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:22:02,223 INFO L793 eck$LassoCheckResult]: Stem: 107#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string18.base, #t~string18.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string19.base, #t~string19.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string20.base, #t~string20.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string21.base, #t~string21.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string22.base, #t~string22.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string23.base, #t~string23.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string27.base, #t~string27.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string28.base, #t~string28.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string29.base, #t~string29.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string30.base, #t~string30.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string31.base, #t~string31.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string32.base, #t~string32.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string36.base, #t~string36.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string38.base, #t~string38.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 0 := 44];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 1 := 77];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 2 := 101];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 3 := 116];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 4 := 104];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 5 := 58];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 5;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string40.base, #t~string40.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 0 := 67];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 1 := 82];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 2 := 73];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 3 := 84];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 4 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string42.base, #t~string42.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 0 := 79];#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 1 := 75];#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string44.base, #t~string44.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string44.base,#t~string44.offset + 0 := 41];#memory_int := #memory_int[#t~string44.base,#t~string44.offset + 1 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string54.base, #t~string54.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string56.base, #t~string56.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 0 := 79];#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 1 := 110];#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 4;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string58.base, #t~string58.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 0 := 79];#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 1 := 102];#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 2 := 102];#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 3 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string60.base, #t~string60.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 0 := 44];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 1 := 80];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 2 := 117];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 3 := 109];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 4 := 112];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 5 := 58];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string62.base, #t~string62.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 0 := 79];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 1 := 110];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 4;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string64.base, #t~string64.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 0 := 79];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 1 := 102];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 2 := 102];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 3 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string66.base, #t~string66.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 0 := 41];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 1 := 32];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string68.base, #t~string68.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 0 := 10];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 1 := 0];~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret72, main_~retValue_acc~11, main_~tmp~8;havoc main_~retValue_acc~11;havoc main_~tmp~8;assume { :begin_inline_select_helpers } true; 141#L536true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 81#L529true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~7;havoc valid_product_~retValue_acc~7;valid_product_~retValue_acc~7 := 1;valid_product_#res := valid_product_~retValue_acc~7; 9#L544true main_#t~ret72 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~8 := main_#t~ret72;havoc main_#t~ret72; 88#L925true assume main_~tmp~8 != 0;assume { :begin_inline_setup } true; 154#L902true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet46, test_#t~nondet47, test_#t~nondet48, test_#t~nondet49, test_~splverifierCounter~0, test_~tmp~3, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~3;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 84#L562-3true [2018-11-10 07:22:02,224 INFO L795 eck$LassoCheckResult]: Loop: 84#L562-3true assume true; 82#L562-1true assume !false; 13#L563true assume test_~splverifierCounter~0 < 4; 104#L564true test_~tmp~3 := test_#t~nondet46;havoc test_#t~nondet46; 133#L572true assume !(test_~tmp~3 != 0); 135#L572-2true test_~tmp___0~0 := test_#t~nondet47;havoc test_#t~nondet47; 42#L582true assume !(test_~tmp___0~0 != 0); 27#L582-2true test_~tmp___2~0 := test_#t~nondet48;havoc test_#t~nondet48; 94#L592true assume test_~tmp___2~0 != 0; 56#L598-2true assume { :begin_inline_timeShift } true; 75#L631true assume !(~pumpRunning~0 != 0); 79#L631-2true assume !(~systemActive~0 != 0); 131#L638-1true assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret70, __utac_acc__Specification4_spec__1_#t~ret71, __utac_acc__Specification4_spec__1_~tmp~7, __utac_acc__Specification4_spec__1_~tmp___0~2;havoc __utac_acc__Specification4_spec__1_~tmp~7;havoc __utac_acc__Specification4_spec__1_~tmp___0~2;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~4;havoc getWaterLevel_~retValue_acc~4;getWaterLevel_~retValue_acc~4 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~4; 18#L497true __utac_acc__Specification4_spec__1_#t~ret70 := getWaterLevel_#res;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~7 := __utac_acc__Specification4_spec__1_#t~ret70;havoc __utac_acc__Specification4_spec__1_#t~ret70; 139#L825true assume !(__utac_acc__Specification4_spec__1_~tmp~7 == 0); 142#L825-1true assume { :end_inline___utac_acc__Specification4_spec__1 } true; 36#L648true assume { :end_inline_timeShift } true; 84#L562-3true [2018-11-10 07:22:02,240 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:22:02,241 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times [2018-11-10 07:22:02,242 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:22:02,242 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:22:02,272 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:22:02,272 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:22:02,272 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:22:02,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:22:02,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:22:02,400 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:22:02,400 INFO L82 PathProgramCache]: Analyzing trace with hash -1758865613, now seen corresponding path program 1 times [2018-11-10 07:22:02,400 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:22:02,400 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:22:02,401 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:22:02,401 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:22:02,401 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:22:02,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:22:02,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:22:02,413 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:22:02,413 INFO L82 PathProgramCache]: Analyzing trace with hash 1604420079, now seen corresponding path program 1 times [2018-11-10 07:22:02,414 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:22:02,414 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:22:02,415 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:22:02,415 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:22:02,415 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:22:02,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:22:02,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:22:02,535 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:22:02,536 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 07:22:02,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 07:22:02,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-10 07:22:02,626 INFO L87 Difference]: Start difference. First operand 156 states. Second operand 6 states. [2018-11-10 07:22:02,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:22:02,802 INFO L93 Difference]: Finished difference Result 365 states and 467 transitions. [2018-11-10 07:22:02,803 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 07:22:02,804 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 365 states and 467 transitions. [2018-11-10 07:22:02,815 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 237 [2018-11-10 07:22:02,821 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 365 states to 335 states and 437 transitions. [2018-11-10 07:22:02,822 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 335 [2018-11-10 07:22:02,824 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 335 [2018-11-10 07:22:02,824 INFO L73 IsDeterministic]: Start isDeterministic. Operand 335 states and 437 transitions. [2018-11-10 07:22:02,826 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 07:22:02,826 INFO L705 BuchiCegarLoop]: Abstraction has 335 states and 437 transitions. [2018-11-10 07:22:02,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states and 437 transitions. [2018-11-10 07:22:02,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 197. [2018-11-10 07:22:02,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2018-11-10 07:22:02,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 257 transitions. [2018-11-10 07:22:02,860 INFO L728 BuchiCegarLoop]: Abstraction has 197 states and 257 transitions. [2018-11-10 07:22:02,860 INFO L608 BuchiCegarLoop]: Abstraction has 197 states and 257 transitions. [2018-11-10 07:22:02,860 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-10 07:22:02,861 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 197 states and 257 transitions. [2018-11-10 07:22:02,862 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 140 [2018-11-10 07:22:02,862 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 07:22:02,863 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 07:22:02,863 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:22:02,863 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:22:02,864 INFO L793 eck$LassoCheckResult]: Stem: 667#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string18.base, #t~string18.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string19.base, #t~string19.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string20.base, #t~string20.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string21.base, #t~string21.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string22.base, #t~string22.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string23.base, #t~string23.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string27.base, #t~string27.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string28.base, #t~string28.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string29.base, #t~string29.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string30.base, #t~string30.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string31.base, #t~string31.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string32.base, #t~string32.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string36.base, #t~string36.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string38.base, #t~string38.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 0 := 44];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 1 := 77];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 2 := 101];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 3 := 116];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 4 := 104];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 5 := 58];#memory_int := #memory_int[#t~string38.base,#t~string38.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 5;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string40.base, #t~string40.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 0 := 67];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 1 := 82];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 2 := 73];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 3 := 84];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 4 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string42.base, #t~string42.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 0 := 79];#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 1 := 75];#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string44.base, #t~string44.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string44.base,#t~string44.offset + 0 := 41];#memory_int := #memory_int[#t~string44.base,#t~string44.offset + 1 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string54.base, #t~string54.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string56.base, #t~string56.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 0 := 79];#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 1 := 110];#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 4;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string58.base, #t~string58.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 0 := 79];#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 1 := 102];#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 2 := 102];#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 3 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string60.base, #t~string60.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 0 := 44];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 1 := 80];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 2 := 117];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 3 := 109];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 4 := 112];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 5 := 58];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string62.base, #t~string62.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 0 := 79];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 1 := 110];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 4;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string64.base, #t~string64.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 0 := 79];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 1 := 102];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 2 := 102];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 3 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string66.base, #t~string66.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 0 := 41];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 1 := 32];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string68.base, #t~string68.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 0 := 10];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 1 := 0];~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; 553#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret72, main_~retValue_acc~11, main_~tmp~8;havoc main_~retValue_acc~11;havoc main_~tmp~8;assume { :begin_inline_select_helpers } true; 554#L536 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 649#L529 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~7;havoc valid_product_~retValue_acc~7;valid_product_~retValue_acc~7 := 1;valid_product_#res := valid_product_~retValue_acc~7; 551#L544 main_#t~ret72 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~8 := main_#t~ret72;havoc main_#t~ret72; 552#L925 assume main_~tmp~8 != 0;assume { :begin_inline_setup } true; 656#L902 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet46, test_#t~nondet47, test_#t~nondet48, test_#t~nondet49, test_~splverifierCounter~0, test_~tmp~3, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~3;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 597#L562-3 [2018-11-10 07:22:02,864 INFO L795 eck$LassoCheckResult]: Loop: 597#L562-3 assume true; 650#L562-1 assume !false; 558#L563 assume test_~splverifierCounter~0 < 4; 559#L564 test_~tmp~3 := test_#t~nondet46;havoc test_#t~nondet46; 666#L572 assume !(test_~tmp~3 != 0); 678#L572-2 test_~tmp___0~0 := test_#t~nondet47;havoc test_#t~nondet47; 605#L582 assume !(test_~tmp___0~0 != 0); 582#L582-2 test_~tmp___2~0 := test_#t~nondet48;havoc test_#t~nondet48; 583#L592 assume test_~tmp___2~0 != 0; 625#L598-2 assume { :begin_inline_timeShift } true; 626#L631 assume !(~pumpRunning~0 != 0); 593#L631-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret51, processEnvironment_~tmp~5;havoc processEnvironment_~tmp~5; 633#L689 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__lowWaterSensor } true;havoc processEnvironment__wrappee__lowWaterSensor_#t~ret50, processEnvironment__wrappee__lowWaterSensor_~tmp~4;havoc processEnvironment__wrappee__lowWaterSensor_~tmp~4; 634#L663-2 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__base } true; 663#L655-3 assume { :end_inline_processEnvironment__wrappee__base } true; 661#L663-3 assume { :end_inline_processEnvironment__wrappee__lowWaterSensor } true; 641#L689-1 assume { :end_inline_processEnvironment } true; 642#L638-1 assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret70, __utac_acc__Specification4_spec__1_#t~ret71, __utac_acc__Specification4_spec__1_~tmp~7, __utac_acc__Specification4_spec__1_~tmp___0~2;havoc __utac_acc__Specification4_spec__1_~tmp~7;havoc __utac_acc__Specification4_spec__1_~tmp___0~2;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~4;havoc getWaterLevel_~retValue_acc~4;getWaterLevel_~retValue_acc~4 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~4; 567#L497 __utac_acc__Specification4_spec__1_#t~ret70 := getWaterLevel_#res;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~7 := __utac_acc__Specification4_spec__1_#t~ret70;havoc __utac_acc__Specification4_spec__1_#t~ret70; 568#L825 assume !(__utac_acc__Specification4_spec__1_~tmp~7 == 0); 648#L825-1 assume { :end_inline___utac_acc__Specification4_spec__1 } true; 596#L648 assume { :end_inline_timeShift } true; 597#L562-3 [2018-11-10 07:22:02,864 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:22:02,873 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times [2018-11-10 07:22:02,873 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:22:02,873 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:22:02,874 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:22:02,874 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:22:02,874 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:22:02,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:22:02,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:22:02,919 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:22:02,920 INFO L82 PathProgramCache]: Analyzing trace with hash -1845369733, now seen corresponding path program 1 times [2018-11-10 07:22:02,920 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:22:02,920 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:22:02,921 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:22:02,922 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 07:22:02,922 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:22:02,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:22:02,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:22:02,930 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:22:02,931 INFO L82 PathProgramCache]: Analyzing trace with hash -728527041, now seen corresponding path program 1 times [2018-11-10 07:22:02,931 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:22:02,931 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:22:02,931 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:22:02,932 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:22:02,932 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:22:02,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:22:02,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:22:36,008 WARN L179 SmtUtils]: Spent 32.97 s on a formula simplification. DAG size of input: 405 DAG size of output: 403 [2018-11-10 07:22:57,311 WARN L179 SmtUtils]: Spent 21.30 s on a formula simplification that was a NOOP. DAG size: 403 [2018-11-10 07:22:57,376 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 07:22:57,377 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 07:22:57,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 07:22:57 BoogieIcfgContainer [2018-11-10 07:22:57,387 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-10 07:22:57,387 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 07:22:57,388 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 07:22:57,388 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 07:22:57,389 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:22:02" (3/4) ... [2018-11-10 07:22:57,391 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-10 07:22:57,431 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_72b0d6ad-1e26-4bba-9740-ea4bc0e86e47/bin-2019/uautomizer/witness.graphml [2018-11-10 07:22:57,431 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 07:22:57,432 INFO L168 Benchmark]: Toolchain (without parser) took 56380.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 961.9 MB in the beginning and 886.3 MB in the end (delta: 75.6 MB). Peak memory consumption was 238.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:22:57,432 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:22:57,432 INFO L168 Benchmark]: CACSL2BoogieTranslator took 322.15 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 935.1 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:22:57,433 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 935.1 MB in the beginning and 1.1 GB in the end (delta: -194.2 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-10 07:22:57,433 INFO L168 Benchmark]: Boogie Preprocessor took 29.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:22:57,433 INFO L168 Benchmark]: RCFGBuilder took 641.87 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: 97.5 MB). Peak memory consumption was 97.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:22:57,434 INFO L168 Benchmark]: BuchiAutomizer took 55258.31 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 27.8 MB). Free memory was 1.0 GB in the beginning and 892.3 MB in the end (delta: 128.7 MB). Peak memory consumption was 163.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:22:57,435 INFO L168 Benchmark]: Witness Printer took 43.78 ms. Allocated memory is still 1.2 GB. Free memory was 892.3 MB in the beginning and 886.3 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 11.5 GB. [2018-11-10 07:22:57,437 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 322.15 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 935.1 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 81.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 935.1 MB in the beginning and 1.1 GB in the end (delta: -194.2 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 641.87 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: 97.5 MB). Peak memory consumption was 97.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 55258.31 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 27.8 MB). Free memory was 1.0 GB in the beginning and 892.3 MB in the end (delta: 128.7 MB). Peak memory consumption was 163.7 MB. Max. memory is 11.5 GB. * Witness Printer took 43.78 ms. Allocated memory is still 1.2 GB. Free memory was 892.3 MB in the beginning and 886.3 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 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 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 6 locations. The remainder module has 197 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 55.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 54.8s. Construction of modules took 0.1s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 138 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 197 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 201 SDtfs, 737 SDslu, 874 SDs, 0 SdLazy, 42 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 562]: Nontermination argument in form of an infinite program execution. [2018-11-10 07:22:57,447 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 07:22:57,448 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 07:22:57,451 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 07:22:57,452 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 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1e339bfd=0, NULL=0, "Off"=0, "On"=0, "CRIT"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4568c0cb=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5035ba7d=160, ")"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@50d64d24=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2365ee39=0, ",Pump:"=0, ",Meth:"=37, "OK"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@34ce60e7=0, "Off"=27, "On"=31, methaneLevelCritical=0, NULL=2, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@a467b99=0, tmp=0, "\n"=0, ") "=0, tmp=0, "\n"=40, tmp___1=0, "__utac__get_this_argtype"=16, "__utac__get_this_arg"=19, "__utac__get_this_arg"=23, "libacc.c"=17, "Env(Water:%i"=38, cleanupTimeShifts=4, "libacc.c"=12, "OK"=35, tmp___0=0, "__utac__get_this_arg"=0, "i > 0 && i <= this->argsCount"=0, "i > 0 && i <= this->argsCount"=0, "__utac__get_this_argtype"=0, NULL=0, systemActive=1, waterLevel=1, \result=1, "__utac__get_this_argtype"=0, "i > 0 && i <= this->argsCount"=0, ",Meth:"=0, "Off"=29, ")"=34, "Pump(System:"=0, tmp___0=0, ",Pump:"=28, "Off"=0, "On"=0, retValue_acc=0, \result=1, "i > 0 && i <= this->argsCount"=11, head=0, pumpRunning=0, \result=0, "i > 0 && i <= this->argsCount"=22, "libacc.c"=0, "Env(Water:%i"=0, ") "=39, tmp=1, "i > 0 && i <= this->argsCount"=0, NULL=0, retValue_acc=1, "libacc.c"=20, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7e508e=0, tmp=1, tmp___2=160, retValue_acc=1, "i > 0 && i <= this->argsCount"=15, splverifierCounter=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@14ea18f7=0, head=0, "libacc.c"=0, tmp=0, "libacc.c"=24, "i > 0 && i <= this->argsCount"=18, "__utac__get_this_arg"=0, "__utac__get_this_argtype"=14, "libacc.c"=0, "libacc.c"=0, "CRIT"=36, NULL=40, "On"=26, "Pump(System:"=33} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 562]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L346] CALL "i > 0 && i <= this->argsCount" [L346] RET "i > 0 && i <= this->argsCount" [L346] CALL "libacc.c" [L346] RET "libacc.c" [L347] CALL "__utac__get_this_arg" [L347] RET "__utac__get_this_arg" [L353] CALL "i > 0 && i <= this->argsCount" [L353] RET "i > 0 && i <= this->argsCount" [L353] CALL "libacc.c" [L353] RET "libacc.c" [L354] CALL "__utac__get_this_arg" [L354] RET "__utac__get_this_arg" [L392] CALL "i > 0 && i <= this->argsCount" [L392] RET "i > 0 && i <= this->argsCount" [L392] CALL "libacc.c" [L392] RET "libacc.c" [L393] CALL "__utac__get_this_argtype" [L393] RET "__utac__get_this_argtype" [L399] CALL "i > 0 && i <= this->argsCount" [L399] RET "i > 0 && i <= this->argsCount" [L399] CALL "libacc.c" [L399] RET "libacc.c" [L400] CALL "__utac__get_this_argtype" [L400] RET "__utac__get_this_argtype" [L474] CALL "Env(Water:%i" [L474] RET "Env(Water:%i" [L475] CALL ",Meth:" [L475] RET ",Meth:" [L479] CALL "CRIT" [L479] RET "CRIT" [L483] CALL "OK" [L483] RET "OK" [L487] CALL ")" [L487] RET ")" [L751] CALL "Pump(System:" [L751] RET "Pump(System:" [L755] CALL "On" [L755] RET "On" [L759] CALL "Off" [L759] RET "Off" [L763] CALL ",Pump:" [L763] RET ",Pump:" [L767] CALL "On" [L767] RET "On" [L771] CALL "Off" [L771] RET "Off" [L775] CALL ") " [L775] RET ") " [L777] CALL "\n" [L777] RET "\n" [L422] int waterLevel = 1; [L423] int methaneLevelCritical = 0; [L623] int pumpRunning = 0; [L624] int systemActive = 1; [L843] int cleanupTimeShifts = 4; [L218] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L916] int retValue_acc ; [L917] int tmp ; [L921] FCALL select_helpers() [L922] FCALL select_features() [L923] CALL, EXPR valid_product() [L540] int retValue_acc ; [L543] retValue_acc = 1 [L544] RET return (retValue_acc); [L923] EXPR valid_product() [L923] tmp = valid_product() [L925] COND TRUE \read(tmp) [L927] FCALL setup() [L928] CALL runTest() [L910] CALL test() [L553] int splverifierCounter ; [L554] int tmp ; [L555] int tmp___0 ; [L556] int tmp___1 ; [L557] int tmp___2 ; [L560] splverifierCounter = 0 Loop: [L562] COND TRUE 1 [L564] COND TRUE splverifierCounter < 4 [L570] tmp = __VERIFIER_nondet_int() [L572] COND FALSE !(\read(tmp)) [L580] tmp___0 = __VERIFIER_nondet_int() [L582] COND FALSE !(\read(tmp___0)) [L590] tmp___2 = __VERIFIER_nondet_int() [L592] COND TRUE \read(tmp___2) [L607] CALL timeShift() [L631] COND FALSE !(\read(pumpRunning)) [L638] COND TRUE \read(systemActive) [L640] CALL processEnvironment() [L686] int tmp ; [L689] COND FALSE !(\read(pumpRunning)) [L704] CALL processEnvironment__wrappee__lowWaterSensor() [L660] int tmp ; [L663] COND FALSE !(\read(pumpRunning)) [L678] RET, FCALL processEnvironment__wrappee__base() [L704] RET processEnvironment__wrappee__lowWaterSensor() [L640] processEnvironment() [L646] CALL __utac_acc__Specification4_spec__1() [L818] int tmp ; [L819] int tmp___0 ; [L823] CALL, EXPR getWaterLevel() [L493] int retValue_acc ; [L496] retValue_acc = waterLevel [L497] RET return (retValue_acc); [L823] EXPR getWaterLevel() [L823] tmp = getWaterLevel() [L825] COND FALSE, RET !(tmp == 0) [L646] RET __utac_acc__Specification4_spec__1() [L607] timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...