./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product31_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_ddd0cc58-eb9e-44f2-a0e2-5b0ba3371d3e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ddd0cc58-eb9e-44f2-a0e2-5b0ba3371d3e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ddd0cc58-eb9e-44f2-a0e2-5b0ba3371d3e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ddd0cc58-eb9e-44f2-a0e2-5b0ba3371d3e/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product31_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ddd0cc58-eb9e-44f2-a0e2-5b0ba3371d3e/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ddd0cc58-eb9e-44f2-a0e2-5b0ba3371d3e/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 e966d9b3bce12fee8fc2d0d68326680d997e6955 ............................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 12:47:37,680 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:47:37,681 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:47:37,689 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:47:37,689 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:47:37,690 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:47:37,690 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:47:37,691 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:47:37,693 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:47:37,693 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:47:37,694 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:47:37,694 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:47:37,695 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:47:37,695 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:47:37,696 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:47:37,697 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:47:37,697 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:47:37,699 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:47:37,700 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:47:37,701 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:47:37,702 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:47:37,703 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:47:37,704 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:47:37,705 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:47:37,705 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:47:37,705 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:47:37,706 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:47:37,707 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:47:37,707 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:47:37,708 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:47:37,708 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:47:37,709 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:47:37,709 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:47:37,709 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:47:37,710 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:47:37,710 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:47:37,710 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ddd0cc58-eb9e-44f2-a0e2-5b0ba3371d3e/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-10 12:47:37,721 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:47:37,721 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:47:37,722 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:47:37,722 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:47:37,722 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 12:47:37,722 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-10 12:47:37,722 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-10 12:47:37,723 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-10 12:47:37,723 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-10 12:47:37,723 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-10 12:47:37,723 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-10 12:47:37,723 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:47:37,723 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:47:37,723 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 12:47:37,724 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:47:37,724 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:47:37,724 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:47:37,724 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-10 12:47:37,724 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-10 12:47:37,724 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-10 12:47:37,724 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:47:37,724 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:47:37,725 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-10 12:47:37,725 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-10 12:47:37,725 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:47:37,725 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 12:47:37,725 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-10 12:47:37,725 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:47:37,725 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 12:47:37,726 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-10 12:47:37,726 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-10 12:47:37,726 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_ddd0cc58-eb9e-44f2-a0e2-5b0ba3371d3e/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 -> e966d9b3bce12fee8fc2d0d68326680d997e6955 [2018-11-10 12:47:37,748 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:47:37,757 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:47:37,759 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:47:37,760 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:47:37,760 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:47:37,760 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ddd0cc58-eb9e-44f2-a0e2-5b0ba3371d3e/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product31_true-unreach-call_false-termination.cil.c [2018-11-10 12:47:37,796 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ddd0cc58-eb9e-44f2-a0e2-5b0ba3371d3e/bin-2019/uautomizer/data/90920acc0/c61472f8fbf149b28d3944069118f374/FLAG1074d6e54 [2018-11-10 12:47:38,228 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:47:38,229 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ddd0cc58-eb9e-44f2-a0e2-5b0ba3371d3e/sv-benchmarks/c/product-lines/minepump_spec4_product31_true-unreach-call_false-termination.cil.c [2018-11-10 12:47:38,235 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ddd0cc58-eb9e-44f2-a0e2-5b0ba3371d3e/bin-2019/uautomizer/data/90920acc0/c61472f8fbf149b28d3944069118f374/FLAG1074d6e54 [2018-11-10 12:47:38,244 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ddd0cc58-eb9e-44f2-a0e2-5b0ba3371d3e/bin-2019/uautomizer/data/90920acc0/c61472f8fbf149b28d3944069118f374 [2018-11-10 12:47:38,246 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:47:38,247 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:47:38,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:47:38,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:47:38,251 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:47:38,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:47:38" (1/1) ... [2018-11-10 12:47:38,253 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11bcb58d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:47:38, skipping insertion in model container [2018-11-10 12:47:38,253 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:47:38" (1/1) ... [2018-11-10 12:47:38,259 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:47:38,289 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:47:38,473 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:47:38,483 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:47:38,547 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:47:38,569 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:47:38,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:47:38 WrapperNode [2018-11-10 12:47:38,569 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:47:38,570 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:47:38,570 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:47:38,570 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:47:38,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:47:38" (1/1) ... [2018-11-10 12:47:38,647 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:47:38" (1/1) ... [2018-11-10 12:47:38,680 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:47:38,680 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:47:38,680 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:47:38,680 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:47:38,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:47:38" (1/1) ... [2018-11-10 12:47:38,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:47:38" (1/1) ... [2018-11-10 12:47:38,694 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:47:38" (1/1) ... [2018-11-10 12:47:38,694 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:47:38" (1/1) ... [2018-11-10 12:47:38,703 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:47:38" (1/1) ... [2018-11-10 12:47:38,710 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:47:38" (1/1) ... [2018-11-10 12:47:38,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:47:38" (1/1) ... [2018-11-10 12:47:38,715 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:47:38,716 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:47:38,716 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:47:38,716 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:47:38,717 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:47:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ddd0cc58-eb9e-44f2-a0e2-5b0ba3371d3e/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 12:47:38,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:47:38,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:47:39,569 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:47:39,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:47:39 BoogieIcfgContainer [2018-11-10 12:47:39,570 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:47:39,570 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-10 12:47:39,570 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-10 12:47:39,573 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-10 12:47:39,574 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 12:47:39,574 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 12:47:38" (1/3) ... [2018-11-10 12:47:39,575 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3d9591f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 12:47:39, skipping insertion in model container [2018-11-10 12:47:39,575 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 12:47:39,575 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:47:38" (2/3) ... [2018-11-10 12:47:39,576 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3d9591f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 12:47:39, skipping insertion in model container [2018-11-10 12:47:39,576 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 12:47:39,576 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:47:39" (3/3) ... [2018-11-10 12:47:39,578 INFO L375 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_product31_true-unreach-call_false-termination.cil.c [2018-11-10 12:47:39,623 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 12:47:39,624 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-10 12:47:39,624 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-10 12:47:39,624 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-10 12:47:39,624 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 12:47:39,624 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 12:47:39,624 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-10 12:47:39,624 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 12:47:39,624 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-10 12:47:39,639 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 156 states. [2018-11-10 12:47:39,666 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 102 [2018-11-10 12:47:39,667 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 12:47:39,667 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 12:47:39,672 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 12:47:39,673 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 12:47:39,673 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-10 12:47:39,673 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 156 states. [2018-11-10 12:47:39,679 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 102 [2018-11-10 12:47:39,680 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 12:47:39,680 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 12:47:39,680 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 12:47:39,681 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 12:47:39,686 INFO L793 eck$LassoCheckResult]: Stem: 129#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string20.base, #t~string20.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string21.base, #t~string21.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string22.base, #t~string22.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string23.base, #t~string23.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string24.base, #t~string24.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string25.base, #t~string25.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string29.base, #t~string29.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string30.base, #t~string30.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string31.base, #t~string31.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string32.base, #t~string32.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string33.base, #t~string33.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string34.base, #t~string34.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string38.base, #t~string38.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~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 := 44];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 1 := 77];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 2 := 101];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 3 := 116];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 4 := 104];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 5 := 58];#memory_int := #memory_int[#t~string40.base,#t~string40.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~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 := 67];#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 1 := 82];#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 2 := 73];#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 3 := 84];#memory_int := #memory_int[#t~string42.base,#t~string42.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~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 := 79];#memory_int := #memory_int[#t~string44.base,#t~string44.offset + 1 := 75];#memory_int := #memory_int[#t~string44.base,#t~string44.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~string46.base, #t~string46.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string46.base,#t~string46.offset + 0 := 41];#memory_int := #memory_int[#t~string46.base,#t~string46.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~string56.base, #t~string56.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~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 := 110];#memory_int := #memory_int[#t~string58.base,#t~string58.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~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 := 79];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 1 := 102];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 2 := 102];#memory_int := #memory_int[#t~string60.base,#t~string60.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~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 := 44];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 1 := 80];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 2 := 117];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 3 := 109];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 4 := 112];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 5 := 58];#memory_int := #memory_int[#t~string62.base,#t~string62.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~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 := 110];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~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 := 79];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 1 := 102];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 2 := 102];#memory_int := #memory_int[#t~string66.base,#t~string66.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~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 := 41];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 1 := 32];#memory_int := #memory_int[#t~string68.base,#t~string68.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~string70.base, #t~string70.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string70.base,#t~string70.offset + 0 := 10];#memory_int := #memory_int[#t~string70.base,#t~string70.offset + 1 := 0];~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; 11#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0;assume { :begin_inline_select_helpers } true; 57#L166true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 154#L159true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~2;havoc valid_product_~retValue_acc~2;valid_product_~retValue_acc~2 := 1;valid_product_#res := valid_product_~retValue_acc~2; 97#L174true main_#t~ret0 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; 96#L130true assume main_~tmp~0 != 0;assume { :begin_inline_setup } true; 28#L103true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet47, test_#t~nondet48, test_#t~nondet49, test_#t~nondet50, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 94#L650-3true [2018-11-10 12:47:39,687 INFO L795 eck$LassoCheckResult]: Loop: 94#L650-3true assume true; 90#L650-1true assume !false; 32#L651true assume test_~splverifierCounter~0 < 4; 143#L652true test_~tmp~4 := test_#t~nondet47;havoc test_#t~nondet47; 150#L660true assume !(test_~tmp~4 != 0); 151#L660-2true test_~tmp___0~0 := test_#t~nondet48;havoc test_#t~nondet48; 38#L670true assume !(test_~tmp___0~0 != 0); 41#L670-2true test_~tmp___2~0 := test_#t~nondet49;havoc test_#t~nondet49; 108#L680true assume test_~tmp___2~0 != 0; 87#L686-2true assume { :begin_inline_timeShift } true; 139#L718true assume !(~pumpRunning~0 != 0); 144#L718-2true assume !(~systemActive~0 != 0); 36#L725-1true assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret72, __utac_acc__Specification4_spec__1_#t~ret73, __utac_acc__Specification4_spec__1_~tmp~9, __utac_acc__Specification4_spec__1_~tmp___0~2;havoc __utac_acc__Specification4_spec__1_~tmp~9;havoc __utac_acc__Specification4_spec__1_~tmp___0~2;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; 112#L625true __utac_acc__Specification4_spec__1_#t~ret72 := getWaterLevel_#res;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~9 := __utac_acc__Specification4_spec__1_#t~ret72;havoc __utac_acc__Specification4_spec__1_#t~ret72; 141#L930true assume !(__utac_acc__Specification4_spec__1_~tmp~9 == 0); 145#L930-1true assume { :end_inline___utac_acc__Specification4_spec__1 } true; 126#L735true assume { :end_inline_timeShift } true; 94#L650-3true [2018-11-10 12:47:39,692 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:47:39,693 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times [2018-11-10 12:47:39,695 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 12:47:39,695 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 12:47:39,733 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:47:39,733 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:47:39,733 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:47:39,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:47:39,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:47:39,878 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:47:39,879 INFO L82 PathProgramCache]: Analyzing trace with hash -1758865613, now seen corresponding path program 1 times [2018-11-10 12:47:39,879 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 12:47:39,879 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 12:47:39,880 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:47:39,880 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:47:39,880 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:47:39,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:47:39,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:47:39,892 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:47:39,893 INFO L82 PathProgramCache]: Analyzing trace with hash 1604420079, now seen corresponding path program 1 times [2018-11-10 12:47:39,893 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 12:47:39,893 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 12:47:39,894 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:47:39,894 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:47:39,894 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:47:39,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:47:40,024 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 12:47:40,029 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 12:47:40,030 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 12:47:40,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 12:47:40,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-10 12:47:40,120 INFO L87 Difference]: Start difference. First operand 156 states. Second operand 6 states. [2018-11-10 12:47:40,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:47:40,341 INFO L93 Difference]: Finished difference Result 365 states and 467 transitions. [2018-11-10 12:47:40,342 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 12:47:40,344 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 365 states and 467 transitions. [2018-11-10 12:47:40,351 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 237 [2018-11-10 12:47:40,357 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 365 states to 335 states and 437 transitions. [2018-11-10 12:47:40,358 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 335 [2018-11-10 12:47:40,360 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 335 [2018-11-10 12:47:40,361 INFO L73 IsDeterministic]: Start isDeterministic. Operand 335 states and 437 transitions. [2018-11-10 12:47:40,362 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 12:47:40,363 INFO L705 BuchiCegarLoop]: Abstraction has 335 states and 437 transitions. [2018-11-10 12:47:40,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states and 437 transitions. [2018-11-10 12:47:40,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 197. [2018-11-10 12:47:40,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2018-11-10 12:47:40,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 257 transitions. [2018-11-10 12:47:40,402 INFO L728 BuchiCegarLoop]: Abstraction has 197 states and 257 transitions. [2018-11-10 12:47:40,402 INFO L608 BuchiCegarLoop]: Abstraction has 197 states and 257 transitions. [2018-11-10 12:47:40,402 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-10 12:47:40,402 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 197 states and 257 transitions. [2018-11-10 12:47:40,404 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 140 [2018-11-10 12:47:40,404 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 12:47:40,404 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 12:47:40,405 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 12:47:40,405 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 12:47:40,406 INFO L793 eck$LassoCheckResult]: Stem: 679#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string20.base, #t~string20.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string21.base, #t~string21.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string22.base, #t~string22.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string23.base, #t~string23.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string24.base, #t~string24.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string25.base, #t~string25.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string29.base, #t~string29.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string30.base, #t~string30.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string31.base, #t~string31.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string32.base, #t~string32.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string33.base, #t~string33.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string34.base, #t~string34.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string38.base, #t~string38.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~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 := 44];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 1 := 77];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 2 := 101];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 3 := 116];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 4 := 104];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 5 := 58];#memory_int := #memory_int[#t~string40.base,#t~string40.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~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 := 67];#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 1 := 82];#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 2 := 73];#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 3 := 84];#memory_int := #memory_int[#t~string42.base,#t~string42.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~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 := 79];#memory_int := #memory_int[#t~string44.base,#t~string44.offset + 1 := 75];#memory_int := #memory_int[#t~string44.base,#t~string44.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~string46.base, #t~string46.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string46.base,#t~string46.offset + 0 := 41];#memory_int := #memory_int[#t~string46.base,#t~string46.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~string56.base, #t~string56.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~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 := 110];#memory_int := #memory_int[#t~string58.base,#t~string58.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~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 := 79];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 1 := 102];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 2 := 102];#memory_int := #memory_int[#t~string60.base,#t~string60.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~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 := 44];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 1 := 80];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 2 := 117];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 3 := 109];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 4 := 112];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 5 := 58];#memory_int := #memory_int[#t~string62.base,#t~string62.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~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 := 110];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~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 := 79];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 1 := 102];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 2 := 102];#memory_int := #memory_int[#t~string66.base,#t~string66.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~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 := 41];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 1 := 32];#memory_int := #memory_int[#t~string68.base,#t~string68.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~string70.base, #t~string70.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string70.base,#t~string70.offset + 0 := 10];#memory_int := #memory_int[#t~string70.base,#t~string70.offset + 1 := 0];~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; 553#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0;assume { :begin_inline_select_helpers } true; 554#L166 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 621#L159 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~2;havoc valid_product_~retValue_acc~2;valid_product_~retValue_acc~2 := 1;valid_product_#res := valid_product_~retValue_acc~2; 656#L174 main_#t~ret0 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; 655#L130 assume main_~tmp~0 != 0;assume { :begin_inline_setup } true; 576#L103 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet47, test_#t~nondet48, test_#t~nondet49, test_#t~nondet50, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 577#L650-3 [2018-11-10 12:47:40,406 INFO L795 eck$LassoCheckResult]: Loop: 577#L650-3 assume true; 651#L650-1 assume !false; 581#L651 assume test_~splverifierCounter~0 < 4; 582#L652 test_~tmp~4 := test_#t~nondet47;havoc test_#t~nondet47; 681#L660 assume !(test_~tmp~4 != 0); 632#L660-2 test_~tmp___0~0 := test_#t~nondet48;havoc test_#t~nondet48; 589#L670 assume !(test_~tmp___0~0 != 0); 591#L670-2 test_~tmp___2~0 := test_#t~nondet49;havoc test_#t~nondet49; 594#L680 assume test_~tmp___2~0 != 0; 647#L686-2 assume { :begin_inline_timeShift } true; 649#L718 assume !(~pumpRunning~0 != 0); 676#L718-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret52, processEnvironment_~tmp~6;havoc processEnvironment_~tmp~6; 680#L776 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__methaneQuery } true;havoc processEnvironment__wrappee__methaneQuery_#t~ret51, processEnvironment__wrappee__methaneQuery_~tmp~5;havoc processEnvironment__wrappee__methaneQuery_~tmp~5; 578#L750-2 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__base } true; 544#L742-3 assume { :end_inline_processEnvironment__wrappee__base } true; 540#L750-3 assume { :end_inline_processEnvironment__wrappee__methaneQuery } true; 574#L776-1 assume { :end_inline_processEnvironment } true; 586#L725-1 assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret72, __utac_acc__Specification4_spec__1_#t~ret73, __utac_acc__Specification4_spec__1_~tmp~9, __utac_acc__Specification4_spec__1_~tmp___0~2;havoc __utac_acc__Specification4_spec__1_~tmp~9;havoc __utac_acc__Specification4_spec__1_~tmp___0~2;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; 587#L625 __utac_acc__Specification4_spec__1_#t~ret72 := getWaterLevel_#res;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~9 := __utac_acc__Specification4_spec__1_#t~ret72;havoc __utac_acc__Specification4_spec__1_#t~ret72; 667#L930 assume !(__utac_acc__Specification4_spec__1_~tmp~9 == 0); 640#L930-1 assume { :end_inline___utac_acc__Specification4_spec__1 } true; 677#L735 assume { :end_inline_timeShift } true; 577#L650-3 [2018-11-10 12:47:40,406 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:47:40,407 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times [2018-11-10 12:47:40,407 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 12:47:40,407 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 12:47:40,408 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:47:40,408 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:47:40,408 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:47:40,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:47:40,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:47:40,455 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:47:40,455 INFO L82 PathProgramCache]: Analyzing trace with hash -1845369733, now seen corresponding path program 1 times [2018-11-10 12:47:40,455 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 12:47:40,455 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 12:47:40,456 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:47:40,456 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 12:47:40,456 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:47:40,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:47:40,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:47:40,465 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:47:40,465 INFO L82 PathProgramCache]: Analyzing trace with hash -728527041, now seen corresponding path program 1 times [2018-11-10 12:47:40,465 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 12:47:40,465 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 12:47:40,466 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:47:40,466 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:47:40,466 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:47:40,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:47:40,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:48:25,966 WARN L179 SmtUtils]: Spent 45.37 s on a formula simplification. DAG size of input: 405 DAG size of output: 403 [2018-11-10 12:48:54,126 WARN L179 SmtUtils]: Spent 28.16 s on a formula simplification that was a NOOP. DAG size: 403 [2018-11-10 12:48:54,200 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 12:48:54,203 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 12:48:54,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 12:48:54 BoogieIcfgContainer [2018-11-10 12:48:54,219 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-10 12:48:54,219 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 12:48:54,219 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 12:48:54,220 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 12:48:54,220 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:47:39" (3/4) ... [2018-11-10 12:48:54,223 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-10 12:48:54,268 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ddd0cc58-eb9e-44f2-a0e2-5b0ba3371d3e/bin-2019/uautomizer/witness.graphml [2018-11-10 12:48:54,268 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 12:48:54,269 INFO L168 Benchmark]: Toolchain (without parser) took 76022.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 220.2 MB). Free memory was 956.5 MB in the beginning and 816.5 MB in the end (delta: 139.9 MB). Peak memory consumption was 360.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:48:54,269 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:48:54,269 INFO L168 Benchmark]: CACSL2BoogieTranslator took 322.05 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 935.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 12:48:54,270 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 935.0 MB in the beginning and 1.1 GB in the end (delta: -213.3 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-11-10 12:48:54,270 INFO L168 Benchmark]: Boogie Preprocessor took 35.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-10 12:48:54,270 INFO L168 Benchmark]: RCFGBuilder took 853.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 109.1 MB). Peak memory consumption was 109.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:48:54,271 INFO L168 Benchmark]: BuchiAutomizer took 74648.74 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 61.9 MB). Free memory was 1.0 GB in the beginning and 821.8 MB in the end (delta: 213.8 MB). Peak memory consumption was 275.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:48:54,272 INFO L168 Benchmark]: Witness Printer took 48.99 ms. Allocated memory is still 1.2 GB. Free memory was 821.8 MB in the beginning and 816.5 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 11.5 GB. [2018-11-10 12:48:54,274 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 322.05 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 935.0 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 110.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 935.0 MB in the beginning and 1.1 GB in the end (delta: -213.3 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 853.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 109.1 MB). Peak memory consumption was 109.1 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 74648.74 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 61.9 MB). Free memory was 1.0 GB in the beginning and 821.8 MB in the end (delta: 213.8 MB). Peak memory consumption was 275.7 MB. Max. memory is 11.5 GB. * Witness Printer took 48.99 ms. Allocated memory is still 1.2 GB. Free memory was 821.8 MB in the beginning and 816.5 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 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 74.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 74.2s. 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: 650]: Nontermination argument in form of an infinite program execution. [2018-11-10 12:48:54,283 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 12:48:54,284 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 12:48:54,287 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 12:48:54,288 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {NULL=0, "On"=0, ",Pump:"=0, retValue_acc=0, ")"=0, ")"=15, ",Meth:"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@32b7762a=150, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@bb11d95=0, "OK"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4ca58fda=0, "Off"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3bfee874=0, "Env(Water:%i"=11, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3f8f6556=0, "CRIT"=0, "On"=37, "Pump(System:"=12, methaneLevelCritical=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@64f3ac0e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2ee02527=0, NULL=2, tmp=0, ") "=0, "libacc.c"=19, "Off"=0, ") "=42, tmp___1=0, "i > 0 && i <= this->argsCount"=24, "i > 0 && i <= this->argsCount"=28, "i > 0 && i <= this->argsCount"=33, cleanupTimeShifts=4, "__utac__get_this_argtype"=18, "__utac__get_this_arg"=26, "__utac__get_this_argtype"=22, "CRIT"=17, tmp___0=0, "__utac__get_this_arg"=0, "i > 0 && i <= this->argsCount"=0, "libacc.c"=0, "i > 0 && i <= this->argsCount"=0, NULL=0, systemActive=1, waterLevel=1, \result=1, "i > 0 && i <= this->argsCount"=0, "libacc.c"=0, "Env(Water:%i"=0, "On"=14, "OK"=16, tmp___0=0, "Off"=35, "On"=0, "Pump(System:"=0, \result=1, head=0, pumpRunning=0, tmp=1, \result=0, "libacc.c"=31, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@267b39f6=0, "Off"=40, "\n"=0, "libacc.c"=0, "__utac__get_this_argtype"=0, NULL=0, "__utac__get_this_arg"=29, retValue_acc=1, retValue_acc=1, tmp___2=150, tmp=1, "libacc.c"=23, splverifierCounter=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@ea0fe0d=0, "\n"=38, head=0, "libacc.c"=27, "libacc.c"=0, tmp=0, "i > 0 && i <= this->argsCount"=0, "i > 0 && i <= this->argsCount"=20, "__utac__get_this_argtype"=0, "__utac__get_this_arg"=0, ",Meth:"=8, NULL=38, ",Pump:"=39, tmp=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 650]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L476] CALL "i > 0 && i <= this->argsCount" [L476] RET "i > 0 && i <= this->argsCount" [L476] CALL "libacc.c" [L476] RET "libacc.c" [L477] CALL "__utac__get_this_arg" [L477] RET "__utac__get_this_arg" [L483] CALL "i > 0 && i <= this->argsCount" [L483] RET "i > 0 && i <= this->argsCount" [L483] CALL "libacc.c" [L483] RET "libacc.c" [L484] CALL "__utac__get_this_arg" [L484] RET "__utac__get_this_arg" [L522] CALL "i > 0 && i <= this->argsCount" [L522] RET "i > 0 && i <= this->argsCount" [L522] CALL "libacc.c" [L522] RET "libacc.c" [L523] CALL "__utac__get_this_argtype" [L523] RET "__utac__get_this_argtype" [L529] CALL "i > 0 && i <= this->argsCount" [L529] RET "i > 0 && i <= this->argsCount" [L529] CALL "libacc.c" [L529] RET "libacc.c" [L530] CALL "__utac__get_this_argtype" [L530] RET "__utac__get_this_argtype" [L602] CALL "Env(Water:%i" [L602] RET "Env(Water:%i" [L603] CALL ",Meth:" [L603] RET ",Meth:" [L607] CALL "CRIT" [L607] RET "CRIT" [L611] CALL "OK" [L611] RET "OK" [L615] CALL ")" [L615] RET ")" [L855] CALL "Pump(System:" [L855] RET "Pump(System:" [L859] CALL "On" [L859] RET "On" [L863] CALL "Off" [L863] RET "Off" [L867] CALL ",Pump:" [L867] RET ",Pump:" [L871] CALL "On" [L871] RET "On" [L875] CALL "Off" [L875] RET "Off" [L879] CALL ") " [L879] RET ") " [L881] CALL "\n" [L881] RET "\n" [L40] int cleanupTimeShifts = 4; [L550] int waterLevel = 1; [L551] int methaneLevelCritical = 0; [L710] int pumpRunning = 0; [L711] int systemActive = 1; [L348] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L121] int retValue_acc ; [L122] int tmp ; [L126] FCALL select_helpers() [L127] FCALL select_features() [L128] CALL, EXPR valid_product() [L170] int retValue_acc ; [L173] retValue_acc = 1 [L174] RET return (retValue_acc); [L128] EXPR valid_product() [L128] tmp = valid_product() [L130] COND TRUE \read(tmp) [L132] FCALL setup() [L133] CALL runTest() [L112] CALL test() [L641] int splverifierCounter ; [L642] int tmp ; [L643] int tmp___0 ; [L644] int tmp___1 ; [L645] int tmp___2 ; [L648] splverifierCounter = 0 Loop: [L650] COND TRUE 1 [L652] COND TRUE splverifierCounter < 4 [L658] tmp = __VERIFIER_nondet_int() [L660] COND FALSE !(\read(tmp)) [L668] tmp___0 = __VERIFIER_nondet_int() [L670] COND FALSE !(\read(tmp___0)) [L678] tmp___2 = __VERIFIER_nondet_int() [L680] COND TRUE \read(tmp___2) [L695] CALL timeShift() [L718] COND FALSE !(\read(pumpRunning)) [L725] COND TRUE \read(systemActive) [L727] CALL processEnvironment() [L773] int tmp ; [L776] COND FALSE !(\read(pumpRunning)) [L791] CALL processEnvironment__wrappee__methaneQuery() [L747] int tmp ; [L750] COND FALSE !(\read(pumpRunning)) [L765] RET, FCALL processEnvironment__wrappee__base() [L791] RET processEnvironment__wrappee__methaneQuery() [L727] processEnvironment() [L733] CALL __utac_acc__Specification4_spec__1() [L923] int tmp ; [L924] int tmp___0 ; [L928] CALL, EXPR getWaterLevel() [L621] int retValue_acc ; [L624] retValue_acc = waterLevel [L625] RET return (retValue_acc); [L928] EXPR getWaterLevel() [L928] tmp = getWaterLevel() [L930] COND FALSE, RET !(tmp == 0) [L733] RET __utac_acc__Specification4_spec__1() [L695] timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...