./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/psyco/psyco_accelerometer_1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/psyco/psyco_accelerometer_1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 ede185df305af642a5265096891dc95893f4609c ................................................................................................................................................................................................................................................................................................................................................... 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 0.1.25-f470102 [2019-11-28 20:47:27,338 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 20:47:27,341 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 20:47:27,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 20:47:27,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 20:47:27,361 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 20:47:27,363 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 20:47:27,373 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 20:47:27,378 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 20:47:27,381 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 20:47:27,382 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 20:47:27,384 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 20:47:27,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 20:47:27,387 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 20:47:27,388 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 20:47:27,390 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 20:47:27,391 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 20:47:27,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 20:47:27,395 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 20:47:27,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 20:47:27,403 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 20:47:27,407 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 20:47:27,408 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 20:47:27,410 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 20:47:27,412 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 20:47:27,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 20:47:27,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 20:47:27,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 20:47:27,415 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 20:47:27,416 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 20:47:27,416 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 20:47:27,417 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 20:47:27,418 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 20:47:27,419 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 20:47:27,421 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 20:47:27,421 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 20:47:27,422 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 20:47:27,422 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 20:47:27,423 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 20:47:27,423 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 20:47:27,425 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 20:47:27,426 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-28 20:47:27,455 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 20:47:27,455 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 20:47:27,456 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 20:47:27,457 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 20:47:27,457 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 20:47:27,457 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-28 20:47:27,457 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-28 20:47:27,458 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-28 20:47:27,458 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-28 20:47:27,458 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-28 20:47:27,458 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-28 20:47:27,459 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 20:47:27,459 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 20:47:27,459 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 20:47:27,460 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 20:47:27,460 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 20:47:27,460 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 20:47:27,460 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-28 20:47:27,461 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-28 20:47:27,461 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-28 20:47:27,461 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 20:47:27,461 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 20:47:27,462 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-28 20:47:27,462 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 20:47:27,462 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-28 20:47:27,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 20:47:27,463 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 20:47:27,463 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-28 20:47:27,463 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 20:47:27,464 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 20:47:27,464 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 20:47:27,464 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-28 20:47:27,465 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-28 20:47:27,466 INFO L138 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> ede185df305af642a5265096891dc95893f4609c [2019-11-28 20:47:27,756 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 20:47:27,778 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 20:47:27,782 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 20:47:27,785 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 20:47:27,786 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 20:47:27,787 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/psyco/psyco_accelerometer_1.c [2019-11-28 20:47:27,855 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/466b22e3f/ca16347b19eb436990f5f94ae0c5772e/FLAG648a62e79 [2019-11-28 20:47:28,566 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 20:47:28,567 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/psyco/psyco_accelerometer_1.c [2019-11-28 20:47:28,592 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/466b22e3f/ca16347b19eb436990f5f94ae0c5772e/FLAG648a62e79 [2019-11-28 20:47:28,678 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/466b22e3f/ca16347b19eb436990f5f94ae0c5772e [2019-11-28 20:47:28,682 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 20:47:28,684 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 20:47:28,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 20:47:28,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 20:47:28,693 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 20:47:28,694 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:47:28" (1/1) ... [2019-11-28 20:47:28,696 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39f38b73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:47:28, skipping insertion in model container [2019-11-28 20:47:28,697 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:47:28" (1/1) ... [2019-11-28 20:47:28,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 20:47:28,829 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 20:47:29,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:47:29,642 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 20:47:30,095 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:47:30,111 INFO L208 MainTranslator]: Completed translation [2019-11-28 20:47:30,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:47:30 WrapperNode [2019-11-28 20:47:30,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 20:47:30,115 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 20:47:30,115 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 20:47:30,115 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 20:47:30,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:47:30" (1/1) ... [2019-11-28 20:47:30,176 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:47:30" (1/1) ... [2019-11-28 20:47:30,352 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 20:47:30,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 20:47:30,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 20:47:30,353 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 20:47:30,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:47:30" (1/1) ... [2019-11-28 20:47:30,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:47:30" (1/1) ... [2019-11-28 20:47:30,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:47:30" (1/1) ... [2019-11-28 20:47:30,386 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:47:30" (1/1) ... [2019-11-28 20:47:30,456 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:47:30" (1/1) ... [2019-11-28 20:47:30,470 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:47:30" (1/1) ... [2019-11-28 20:47:30,498 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:47:30" (1/1) ... [2019-11-28 20:47:30,524 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 20:47:30,525 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 20:47:30,525 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 20:47:30,526 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 20:47:30,527 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:47:30" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:47:30,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 20:47:30,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 20:47:32,421 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 20:47:32,421 INFO L287 CfgBuilder]: Removed 25 assume(true) statements. [2019-11-28 20:47:32,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:47:32 BoogieIcfgContainer [2019-11-28 20:47:32,424 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 20:47:32,424 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-28 20:47:32,425 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-28 20:47:32,429 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-28 20:47:32,431 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 20:47:32,431 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 08:47:28" (1/3) ... [2019-11-28 20:47:32,432 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7280db8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 08:47:32, skipping insertion in model container [2019-11-28 20:47:32,433 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 20:47:32,433 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:47:30" (2/3) ... [2019-11-28 20:47:32,433 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7280db8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 08:47:32, skipping insertion in model container [2019-11-28 20:47:32,434 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 20:47:32,434 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:47:32" (3/3) ... [2019-11-28 20:47:32,436 INFO L371 chiAutomizerObserver]: Analyzing ICFG psyco_accelerometer_1.c [2019-11-28 20:47:32,485 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-28 20:47:32,485 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-28 20:47:32,486 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-28 20:47:32,486 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 20:47:32,486 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 20:47:32,486 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-28 20:47:32,486 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 20:47:32,487 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-28 20:47:32,518 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 236 states. [2019-11-28 20:47:32,573 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 220 [2019-11-28 20:47:32,573 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 20:47:32,574 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 20:47:32,583 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-28 20:47:32,583 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-28 20:47:32,583 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-28 20:47:32,583 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 236 states. [2019-11-28 20:47:32,603 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 220 [2019-11-28 20:47:32,603 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 20:47:32,603 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 20:47:32,604 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-28 20:47:32,605 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-28 20:47:32,613 INFO L794 eck$LassoCheckResult]: Stem: 91#ULTIMATE.startENTRYtrue ~m_init~0 := 1;~m_disconnect~0 := 2;~m_getValueX~0 := 3;~m_getValueY~0 := 4;~m_Accelerometer~0 := 5;~m_update~0 := 6;~m_dataReceived~0 := 7;~m_connect_1~0 := 8;~m_connect_2~0 := 9; 12#L-1true havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~nondet2, main_#t~nondet3, main_#t~nondet4, main_#t~nondet5, main_#t~nondet6, main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, main_#t~nondet10, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~nondet38, main_#t~nondet39, main_#t~nondet40, main_#t~nondet41, main_#t~nondet42, main_#t~nondet43, main_#t~nondet44, main_#t~nondet45, main_#t~nondet46, main_#t~nondet47, main_#t~nondet48, main_#t~nondet49, main_#t~nondet50, main_#t~nondet51, main_#t~nondet52, main_#t~nondet53, main_#t~nondet54, main_#t~nondet55, main_#t~nondet56, main_#t~nondet57, main_#t~nondet58, main_#t~nondet59, main_#t~nondet60, main_#t~nondet61, main_#t~nondet62, main_#t~nondet63, main_#t~nondet64, main_#t~nondet65, main_#t~nondet66, main_#t~nondet67, main_#t~nondet68, main_#t~nondet69, main_#t~nondet70, main_#t~nondet71, main_#t~nondet72, main_#t~nondet73, main_#t~nondet74, main_#t~nondet75, main_#t~nondet76, main_#t~nondet77, main_#t~nondet78, main_#t~nondet79, main_~P1~0, main_~P2~0, main_~P3~0, main_~P4~0, main_~P5~0, main_~P6~0, main_~q~0, main_~method_id~0, main_~this_m_conn~0, main_~this_m_sensitivity~0, main_~this_m_samples~0, main_~this_m_delta~0, main_~this_m_accX~0, main_~this_m_sensorInfo~0, main_~this_m_conn_data_listener~0, main_~this_m_accY~0;main_~q~0 := 0;havoc main_~method_id~0;main_~this_m_conn~0 := 0;main_~this_m_sensitivity~0 := 100;main_~this_m_samples~0 := 200;main_~this_m_delta~0 := 1;main_~this_m_accX~0 := 0;main_~this_m_sensorInfo~0 := 0;main_~this_m_conn_data_listener~0 := 0;main_~this_m_accY~0 := 0; 116#L32-2true [2019-11-28 20:47:32,614 INFO L796 eck$LassoCheckResult]: Loop: 116#L32-2true goto; 234#L1246true assume !false;main_~P1~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~P2~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~P3~0 := main_#t~nondet2;havoc main_#t~nondet2;main_~P4~0 := (if 0 == main_#t~nondet3 then 0 else 1);havoc main_#t~nondet3;main_~P5~0 := (if 0 == main_#t~nondet4 then 0 else 1);havoc main_#t~nondet4;main_~P6~0 := (if 0 == main_#t~nondet5 then 0 else 1);havoc main_#t~nondet5; 92#L44true assume !(0 == main_~q~0); 60#L64true assume !(1 == main_~q~0); 104#L148true assume !(2 == main_~q~0); 61#L328true assume !(3 == main_~q~0); 85#L1068true assume !(4 == main_~q~0); 116#L32-2true [2019-11-28 20:47:32,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:47:32,621 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2019-11-28 20:47:32,630 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:47:32,630 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003903173] [2019-11-28 20:47:32,631 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:47:32,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:47:32,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:47:32,757 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:47:32,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:47:32,759 INFO L82 PathProgramCache]: Analyzing trace with hash -1173980384, now seen corresponding path program 1 times [2019-11-28 20:47:32,759 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:47:32,760 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439166171] [2019-11-28 20:47:32,760 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:47:32,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:47:32,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:47:32,788 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:47:32,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:47:32,790 INFO L82 PathProgramCache]: Analyzing trace with hash 372316446, now seen corresponding path program 1 times [2019-11-28 20:47:32,791 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:47:32,791 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116075703] [2019-11-28 20:47:32,791 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:47:32,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:47:32,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 20:47:32,880 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116075703] [2019-11-28 20:47:32,881 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 20:47:32,881 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 20:47:32,882 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991657483] [2019-11-28 20:47:32,967 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 20:47:32,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 20:47:32,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 20:47:32,987 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2019-11-28 20:47:33,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 20:47:33,207 INFO L93 Difference]: Finished difference Result 230 states and 407 transitions. [2019-11-28 20:47:33,207 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 20:47:33,210 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 230 states and 407 transitions. [2019-11-28 20:47:33,214 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 204 [2019-11-28 20:47:33,222 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 230 states to 207 states and 322 transitions. [2019-11-28 20:47:33,223 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 207 [2019-11-28 20:47:33,225 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 207 [2019-11-28 20:47:33,225 INFO L73 IsDeterministic]: Start isDeterministic. Operand 207 states and 322 transitions. [2019-11-28 20:47:33,227 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 20:47:33,228 INFO L688 BuchiCegarLoop]: Abstraction has 207 states and 322 transitions. [2019-11-28 20:47:33,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states and 322 transitions. [2019-11-28 20:47:33,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 207. [2019-11-28 20:47:33,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2019-11-28 20:47:33,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 322 transitions. [2019-11-28 20:47:33,273 INFO L711 BuchiCegarLoop]: Abstraction has 207 states and 322 transitions. [2019-11-28 20:47:33,274 INFO L591 BuchiCegarLoop]: Abstraction has 207 states and 322 transitions. [2019-11-28 20:47:33,274 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-28 20:47:33,274 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 207 states and 322 transitions. [2019-11-28 20:47:33,276 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 204 [2019-11-28 20:47:33,276 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 20:47:33,276 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 20:47:33,277 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-11-28 20:47:33,277 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-11-28 20:47:33,277 INFO L794 eck$LassoCheckResult]: Stem: 602#ULTIMATE.startENTRY ~m_init~0 := 1;~m_disconnect~0 := 2;~m_getValueX~0 := 3;~m_getValueY~0 := 4;~m_Accelerometer~0 := 5;~m_update~0 := 6;~m_dataReceived~0 := 7;~m_connect_1~0 := 8;~m_connect_2~0 := 9; 494#L-1 havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~nondet2, main_#t~nondet3, main_#t~nondet4, main_#t~nondet5, main_#t~nondet6, main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, main_#t~nondet10, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~nondet38, main_#t~nondet39, main_#t~nondet40, main_#t~nondet41, main_#t~nondet42, main_#t~nondet43, main_#t~nondet44, main_#t~nondet45, main_#t~nondet46, main_#t~nondet47, main_#t~nondet48, main_#t~nondet49, main_#t~nondet50, main_#t~nondet51, main_#t~nondet52, main_#t~nondet53, main_#t~nondet54, main_#t~nondet55, main_#t~nondet56, main_#t~nondet57, main_#t~nondet58, main_#t~nondet59, main_#t~nondet60, main_#t~nondet61, main_#t~nondet62, main_#t~nondet63, main_#t~nondet64, main_#t~nondet65, main_#t~nondet66, main_#t~nondet67, main_#t~nondet68, main_#t~nondet69, main_#t~nondet70, main_#t~nondet71, main_#t~nondet72, main_#t~nondet73, main_#t~nondet74, main_#t~nondet75, main_#t~nondet76, main_#t~nondet77, main_#t~nondet78, main_#t~nondet79, main_~P1~0, main_~P2~0, main_~P3~0, main_~P4~0, main_~P5~0, main_~P6~0, main_~q~0, main_~method_id~0, main_~this_m_conn~0, main_~this_m_sensitivity~0, main_~this_m_samples~0, main_~this_m_delta~0, main_~this_m_accX~0, main_~this_m_sensorInfo~0, main_~this_m_conn_data_listener~0, main_~this_m_accY~0;main_~q~0 := 0;havoc main_~method_id~0;main_~this_m_conn~0 := 0;main_~this_m_sensitivity~0 := 100;main_~this_m_samples~0 := 200;main_~this_m_delta~0 := 1;main_~this_m_accX~0 := 0;main_~this_m_sensorInfo~0 := 0;main_~this_m_conn_data_listener~0 := 0;main_~this_m_accY~0 := 0; 495#L32-2 goto; 620#L1246 [2019-11-28 20:47:33,277 INFO L796 eck$LassoCheckResult]: Loop: 620#L1246 assume !false;main_~P1~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~P2~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~P3~0 := main_#t~nondet2;havoc main_#t~nondet2;main_~P4~0 := (if 0 == main_#t~nondet3 then 0 else 1);havoc main_#t~nondet3;main_~P5~0 := (if 0 == main_#t~nondet4 then 0 else 1);havoc main_#t~nondet4;main_~P6~0 := (if 0 == main_#t~nondet5 then 0 else 1);havoc main_#t~nondet5; 603#L44 assume 0 == main_~q~0; 604#L45 assume !(0 != main_#t~nondet6);havoc main_#t~nondet6; 620#L1246 [2019-11-28 20:47:33,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:47:33,278 INFO L82 PathProgramCache]: Analyzing trace with hash 29859, now seen corresponding path program 1 times [2019-11-28 20:47:33,278 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:47:33,279 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611934650] [2019-11-28 20:47:33,279 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:47:33,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:47:33,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:47:33,294 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:47:33,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:47:33,295 INFO L82 PathProgramCache]: Analyzing trace with hash 40826, now seen corresponding path program 1 times [2019-11-28 20:47:33,295 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:47:33,296 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033277664] [2019-11-28 20:47:33,296 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:47:33,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:47:33,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:47:33,310 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:47:33,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:47:33,310 INFO L82 PathProgramCache]: Analyzing trace with hash 889540504, now seen corresponding path program 1 times [2019-11-28 20:47:33,311 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:47:33,311 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014425166] [2019-11-28 20:47:33,311 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:47:33,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:47:33,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:47:33,333 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:47:33,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 08:47:33 BoogieIcfgContainer [2019-11-28 20:47:33,532 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-28 20:47:33,533 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 20:47:33,534 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 20:47:33,534 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 20:47:33,535 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:47:32" (3/4) ... [2019-11-28 20:47:33,538 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-11-28 20:47:33,613 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 20:47:33,614 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 20:47:33,616 INFO L168 Benchmark]: Toolchain (without parser) took 4932.16 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 291.0 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -179.2 MB). Peak memory consumption was 111.8 MB. Max. memory is 11.5 GB. [2019-11-28 20:47:33,617 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:47:33,623 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1425.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 949.5 MB in the beginning and 1.0 GB in the end (delta: -93.2 MB). Peak memory consumption was 82.2 MB. Max. memory is 11.5 GB. [2019-11-28 20:47:33,625 INFO L168 Benchmark]: Boogie Procedure Inliner took 237.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2019-11-28 20:47:33,626 INFO L168 Benchmark]: Boogie Preprocessor took 172.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2019-11-28 20:47:33,628 INFO L168 Benchmark]: RCFGBuilder took 1898.81 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 127.9 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -216.3 MB). Peak memory consumption was 204.0 MB. Max. memory is 11.5 GB. [2019-11-28 20:47:33,630 INFO L168 Benchmark]: BuchiAutomizer took 1107.77 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 89.8 MB). Peak memory consumption was 89.8 MB. Max. memory is 11.5 GB. [2019-11-28 20:47:33,630 INFO L168 Benchmark]: Witness Printer took 80.46 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. [2019-11-28 20:47:33,636 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1425.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 949.5 MB in the beginning and 1.0 GB in the end (delta: -93.2 MB). Peak memory consumption was 82.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 237.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 172.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1898.81 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 127.9 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -216.3 MB). Peak memory consumption was 204.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 1107.77 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 89.8 MB). Peak memory consumption was 89.8 MB. Max. memory is 11.5 GB. * Witness Printer took 80.46 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. * 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 3 locations. The remainder module has 207 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.5s. 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 207 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 403 SDtfs, 4 SDslu, 325 SDs, 0 SdLazy, 75 SolverSat, 1 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: 32]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {m_getValueY=4, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2b781719=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@dbd9e29=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@790f1a94=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3c8e7deb=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4a95bb76=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@31eef6de=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5c6a796f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7c272c62=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@178c2c20=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@76a1a42e=0, P4=0, this_m_sensitivity=100, this_m_samples=200, m_update=6, this_m_accX=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@586b51eb=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6a3ab881=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@28280c2c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@931c056=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@69829cf5=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6e8db2b7=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@bd73c92=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@349663d9=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5cb7400b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5b8308bb=0, P5=0, P1=11, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@30b491cd=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7f9ac315=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@18b3999b=0, q=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@57ecb1e6=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5d8f103=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@21b0010e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5eadd455=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4a830cb4=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6328fc9a=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6753de25=0, this_m_sensorInfo=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5e97fcae=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@74c69d64=0, this_m_accY=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@b6389ae=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5913a0ff=0, m_connect_1=8, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@d5e5092=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6b3732b7=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@380045ff=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@786dc226=0, m_Accelerometer=5, this_m_conn=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6f540a7c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2b045b31=0, P6=0, P2=10, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4b591705=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@36414faf=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@35da5bda=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5ded3abc=0, m_init=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@8dc0075=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@10b74999=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5e8fef3b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@628fff72=0, this_m_delta=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5ec6c72=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@31e09ea9=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@751a7f20=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@66c6f801=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1b42b33=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6d8fefab=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4b66f686=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5c79f6d4=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@f0c09ae=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6140dab0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@153c3b27=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@61a29e6=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@9346a46=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@39d3548f=0, m_connect_2=9, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1c41692f=11, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@41b46aae=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6a9af3d8=10, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@36a581e1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4e5bbdc3=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@329b40ee=12, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@147a7c39=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7bd44661=0, m_disconnect=2, P3=12, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4167ba68=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5e898713=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@32898cf=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@56221aeb=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1191dc13=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@77b50f5=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4833ad8c=0, this_m_conn_data_listener=0, method_id=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2aea4ebd=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@38c9f5ec=0, m_getValueX=3, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7fe0fcda=0, m_dataReceived=7} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 32]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L5] int m_init = 1; [L6] int m_disconnect = 2; [L7] int m_getValueX = 3; [L8] int m_getValueY = 4; [L9] int m_Accelerometer = 5; [L10] int m_update = 6; [L11] int m_dataReceived = 7; [L12] int m_connect_1 = 8; [L13] int m_connect_2 = 9; [L18] int q = 0; [L19] int method_id; [L22] int this_m_conn = 0; [L23] int this_m_sensitivity = 100; [L24] int this_m_samples = 200; [L25] int this_m_delta = 1; [L26] int this_m_accX = 0; [L27] int this_m_sensorInfo = 0; [L28] int this_m_conn_data_listener = 0; [L29] int this_m_accY = 0; Loop: [L32] COND TRUE 1 [L35] int P1=__VERIFIER_nondet_int(); [L36] int P2=__VERIFIER_nondet_int(); [L37] int P3=__VERIFIER_nondet_int(); [L38] _Bool P4=__VERIFIER_nondet_int(); [L39] _Bool P5=__VERIFIER_nondet_int(); [L40] _Bool P6=__VERIFIER_nondet_int(); [L44] COND TRUE q == 0 [L45] COND FALSE !(__VERIFIER_nondet_int()) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...