./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 cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a6ee4261-6457-4dfe-a533-a2b659c88d12/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a6ee4261-6457-4dfe-a533-a2b659c88d12/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a6ee4261-6457-4dfe-a533-a2b659c88d12/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a6ee4261-6457-4dfe-a533-a2b659c88d12/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/psyco/psyco_accelerometer_1.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a6ee4261-6457-4dfe-a533-a2b659c88d12/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a6ee4261-6457-4dfe-a533-a2b659c88d12/bin/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 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 0.1.24-cad4683 [2019-10-22 08:58:24,380 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:58:24,382 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:58:24,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:58:24,392 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:58:24,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:58:24,394 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:58:24,396 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:58:24,399 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:58:24,401 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:58:24,403 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:58:24,404 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:58:24,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:58:24,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:58:24,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:58:24,413 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:58:24,413 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:58:24,414 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:58:24,417 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:58:24,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:58:24,423 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:58:24,425 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:58:24,427 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:58:24,429 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:58:24,430 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:58:24,430 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:58:24,430 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:58:24,431 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:58:24,431 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:58:24,432 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:58:24,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:58:24,432 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:58:24,433 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:58:24,433 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:58:24,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:58:24,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:58:24,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:58:24,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:58:24,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:58:24,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:58:24,440 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:58:24,441 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a6ee4261-6457-4dfe-a533-a2b659c88d12/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-10-22 08:58:24,453 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:58:24,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:58:24,464 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:58:24,465 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:58:24,465 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:58:24,465 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-10-22 08:58:24,465 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-10-22 08:58:24,466 INFO L138 SettingsManager]: * Use old map elimination=false [2019-10-22 08:58:24,466 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-10-22 08:58:24,466 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-10-22 08:58:24,466 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-10-22 08:58:24,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:58:24,466 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:58:24,466 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 08:58:24,467 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:58:24,467 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:58:24,467 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:58:24,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-10-22 08:58:24,467 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-10-22 08:58:24,467 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-10-22 08:58:24,467 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:58:24,468 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:58:24,468 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-10-22 08:58:24,468 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:58:24,468 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-10-22 08:58:24,468 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:58:24,468 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:58:24,469 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-10-22 08:58:24,469 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:58:24,469 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:58:24,469 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-10-22 08:58:24,470 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-10-22 08:58:24,470 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_a6ee4261-6457-4dfe-a533-a2b659c88d12/bin/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 -> ede185df305af642a5265096891dc95893f4609c [2019-10-22 08:58:24,504 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:58:24,516 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:58:24,519 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:58:24,521 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:58:24,521 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:58:24,522 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a6ee4261-6457-4dfe-a533-a2b659c88d12/bin/uautomizer/../../sv-benchmarks/c/psyco/psyco_accelerometer_1.c [2019-10-22 08:58:24,567 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a6ee4261-6457-4dfe-a533-a2b659c88d12/bin/uautomizer/data/5ea34503f/11354b018011464a963071383070a1bd/FLAG3f691ce8e [2019-10-22 08:58:25,208 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:58:25,209 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a6ee4261-6457-4dfe-a533-a2b659c88d12/sv-benchmarks/c/psyco/psyco_accelerometer_1.c [2019-10-22 08:58:25,242 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a6ee4261-6457-4dfe-a533-a2b659c88d12/bin/uautomizer/data/5ea34503f/11354b018011464a963071383070a1bd/FLAG3f691ce8e [2019-10-22 08:58:25,378 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a6ee4261-6457-4dfe-a533-a2b659c88d12/bin/uautomizer/data/5ea34503f/11354b018011464a963071383070a1bd [2019-10-22 08:58:25,380 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:58:25,381 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:58:25,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:58:25,385 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:58:25,389 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:58:25,390 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:58:25" (1/1) ... [2019-10-22 08:58:25,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20a5e03b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:25, skipping insertion in model container [2019-10-22 08:58:25,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:58:25" (1/1) ... [2019-10-22 08:58:25,399 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:58:25,496 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:58:26,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:58:26,191 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:58:26,449 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:58:26,462 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:58:26,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:26 WrapperNode [2019-10-22 08:58:26,463 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:58:26,464 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:58:26,464 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:58:26,464 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:58:26,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:26" (1/1) ... [2019-10-22 08:58:26,515 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:26" (1/1) ... [2019-10-22 08:58:26,625 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:58:26,625 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:58:26,626 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:58:26,626 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:58:26,637 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:26" (1/1) ... [2019-10-22 08:58:26,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:26" (1/1) ... [2019-10-22 08:58:26,646 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:26" (1/1) ... [2019-10-22 08:58:26,646 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:26" (1/1) ... [2019-10-22 08:58:26,694 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:26" (1/1) ... [2019-10-22 08:58:26,716 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:26" (1/1) ... [2019-10-22 08:58:26,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:26" (1/1) ... [2019-10-22 08:58:26,742 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:58:26,742 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:58:26,742 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:58:26,742 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:58:26,743 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a6ee4261-6457-4dfe-a533-a2b659c88d12/bin/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 [2019-10-22 08:58:26,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:58:26,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:58:28,292 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:58:28,292 INFO L284 CfgBuilder]: Removed 25 assume(true) statements. [2019-10-22 08:58:28,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:28 BoogieIcfgContainer [2019-10-22 08:58:28,293 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:58:28,294 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-10-22 08:58:28,294 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-10-22 08:58:28,298 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-10-22 08:58:28,299 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:58:28,299 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.10 08:58:25" (1/3) ... [2019-10-22 08:58:28,300 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7986d237 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 08:58:28, skipping insertion in model container [2019-10-22 08:58:28,300 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:58:28,301 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:26" (2/3) ... [2019-10-22 08:58:28,301 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7986d237 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 08:58:28, skipping insertion in model container [2019-10-22 08:58:28,301 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:58:28,301 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:28" (3/3) ... [2019-10-22 08:58:28,302 INFO L371 chiAutomizerObserver]: Analyzing ICFG psyco_accelerometer_1.c [2019-10-22 08:58:28,346 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-10-22 08:58:28,346 INFO L357 BuchiCegarLoop]: Hoare is false [2019-10-22 08:58:28,346 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-10-22 08:58:28,346 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:58:28,346 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:58:28,347 INFO L361 BuchiCegarLoop]: Difference is false [2019-10-22 08:58:28,347 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:58:28,347 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-10-22 08:58:28,369 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 236 states. [2019-10-22 08:58:28,407 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 220 [2019-10-22 08:58:28,410 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:58:28,410 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:58:28,418 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-10-22 08:58:28,420 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:58:28,420 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-10-22 08:58:28,420 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 236 states. [2019-10-22 08:58:28,429 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 220 [2019-10-22 08:58:28,432 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:58:28,432 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:58:28,433 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-10-22 08:58:28,434 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:58:28,440 INFO L791 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 [2019-10-22 08:58:28,441 INFO L793 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 [2019-10-22 08:58:28,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:28,446 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2019-10-22 08:58:28,454 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:28,456 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176675770] [2019-10-22 08:58:28,456 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:28,456 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:28,456 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:28,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:28,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:28,559 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:58:28,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:28,561 INFO L82 PathProgramCache]: Analyzing trace with hash -1173980384, now seen corresponding path program 1 times [2019-10-22 08:58:28,561 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:28,561 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732448744] [2019-10-22 08:58:28,561 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:28,561 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:28,561 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:28,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:28,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:28,597 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:58:28,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:28,598 INFO L82 PathProgramCache]: Analyzing trace with hash 372316446, now seen corresponding path program 1 times [2019-10-22 08:58:28,599 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:28,599 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592760754] [2019-10-22 08:58:28,599 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:28,599 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:28,599 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:28,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:28,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:58:28,662 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592760754] [2019-10-22 08:58:28,663 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:58:28,663 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:58:28,663 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914277322] [2019-10-22 08:58:28,735 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:58:28,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:58:28,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:58:28,750 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2019-10-22 08:58:28,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:58:28,963 INFO L93 Difference]: Finished difference Result 230 states and 407 transitions. [2019-10-22 08:58:28,964 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:58:28,966 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 230 states and 407 transitions. [2019-10-22 08:58:28,970 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 204 [2019-10-22 08:58:28,983 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 230 states to 207 states and 322 transitions. [2019-10-22 08:58:28,986 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 207 [2019-10-22 08:58:28,987 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 207 [2019-10-22 08:58:28,988 INFO L73 IsDeterministic]: Start isDeterministic. Operand 207 states and 322 transitions. [2019-10-22 08:58:28,989 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-10-22 08:58:28,989 INFO L688 BuchiCegarLoop]: Abstraction has 207 states and 322 transitions. [2019-10-22 08:58:29,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states and 322 transitions. [2019-10-22 08:58:29,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 207. [2019-10-22 08:58:29,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2019-10-22 08:58:29,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 322 transitions. [2019-10-22 08:58:29,035 INFO L711 BuchiCegarLoop]: Abstraction has 207 states and 322 transitions. [2019-10-22 08:58:29,035 INFO L591 BuchiCegarLoop]: Abstraction has 207 states and 322 transitions. [2019-10-22 08:58:29,035 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-10-22 08:58:29,035 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 207 states and 322 transitions. [2019-10-22 08:58:29,037 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 204 [2019-10-22 08:58:29,038 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:58:29,038 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:58:29,038 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-10-22 08:58:29,038 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-10-22 08:58:29,039 INFO L791 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 [2019-10-22 08:58:29,039 INFO L793 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 [2019-10-22 08:58:29,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:29,039 INFO L82 PathProgramCache]: Analyzing trace with hash 29859, now seen corresponding path program 1 times [2019-10-22 08:58:29,039 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:29,039 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123840562] [2019-10-22 08:58:29,040 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:29,040 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:29,040 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:29,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:29,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:29,053 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:58:29,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:29,054 INFO L82 PathProgramCache]: Analyzing trace with hash 40826, now seen corresponding path program 1 times [2019-10-22 08:58:29,054 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:29,054 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121980816] [2019-10-22 08:58:29,054 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:29,055 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:29,055 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:29,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:29,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:29,066 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:58:29,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:29,066 INFO L82 PathProgramCache]: Analyzing trace with hash 889540504, now seen corresponding path program 1 times [2019-10-22 08:58:29,067 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:29,067 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162286318] [2019-10-22 08:58:29,067 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:29,067 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:29,067 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:29,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:29,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:29,086 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:58:29,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.10 08:58:29 BoogieIcfgContainer [2019-10-22 08:58:29,239 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-10-22 08:58:29,239 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:58:29,239 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:58:29,239 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:58:29,240 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:28" (3/4) ... [2019-10-22 08:58:29,245 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-10-22 08:58:29,293 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a6ee4261-6457-4dfe-a533-a2b659c88d12/bin/uautomizer/witness.graphml [2019-10-22 08:58:29,296 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:58:29,298 INFO L168 Benchmark]: Toolchain (without parser) took 3915.91 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 263.2 MB). Free memory was 937.8 MB in the beginning and 1.1 GB in the end (delta: -167.8 MB). Peak memory consumption was 95.4 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:29,298 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:58:29,299 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1081.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 937.8 MB in the beginning and 1.0 GB in the end (delta: -86.5 MB). Peak memory consumption was 68.0 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:29,299 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 997.1 MB in the end (delta: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:29,299 INFO L168 Benchmark]: Boogie Preprocessor took 116.67 ms. Allocated memory is still 1.2 GB. Free memory was 997.1 MB in the beginning and 983.3 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:29,300 INFO L168 Benchmark]: RCFGBuilder took 1551.39 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 123.7 MB). Free memory was 983.3 MB in the beginning and 1.2 GB in the end (delta: -222.0 MB). Peak memory consumption was 214.8 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:29,300 INFO L168 Benchmark]: BuchiAutomizer took 944.93 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: 88.4 MB). Peak memory consumption was 88.4 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:29,301 INFO L168 Benchmark]: Witness Printer took 56.82 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: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:29,307 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1081.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 937.8 MB in the beginning and 1.0 GB in the end (delta: -86.5 MB). Peak memory consumption was 68.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 161.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 997.1 MB in the end (delta: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 116.67 ms. Allocated memory is still 1.2 GB. Free memory was 997.1 MB in the beginning and 983.3 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1551.39 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 123.7 MB). Free memory was 983.3 MB in the beginning and 1.2 GB in the end (delta: -222.0 MB). Peak memory consumption was 214.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 944.93 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: 88.4 MB). Peak memory consumption was 88.4 MB. Max. memory is 11.5 GB. * Witness Printer took 56.82 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: 11.3 MB). Peak memory consumption was 11.3 MB. 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 0.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.4s. Construction of modules took 0.1s. Büchi inclusion checks took 0.1s. 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@5e0c689d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1ddbd4cb=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@11c3f9d0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@70ef5159=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2be505d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4489c851=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@cb70f8a=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5bf75756=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@66028435=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@25bc79b2=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@1a3c79a3=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5c3cc2eb=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2e15789=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@15fb5f3f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6391d119=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@26bbbb4f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6c73dd42=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@566271bd=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5e3729e7=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@117a97b9=0, P5=0, P1=11, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4a8ab469=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@40e541f8=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3029cd01=0, q=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4971e6e1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1868cd68=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2066fd6f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3ae85015=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@25de92dd=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4f5eed1f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@31e17030=0, this_m_sensorInfo=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2feb327d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6048082e=0, this_m_accY=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@b5fdfb0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7cb1f9b3=0, m_connect_1=8, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@66c1a7b0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2feb1e46=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@abf5482=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2a962483=0, m_Accelerometer=5, this_m_conn=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5f41dc3e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2cceca04=0, P6=0, P2=10, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@42646bc=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@69524638=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@12c8e99e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@75b84a0f=0, m_init=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@41a4d66e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@76373b7d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@439de1a2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@38051c6f=0, this_m_delta=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6d5486e8=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5a8b417f=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2f8d9324=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2b975d5f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@48e3ee84=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6aeac785=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1daef86e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@21f4bd4f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4fefabe5=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@189f7118=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6a37ded9=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@26c296f6=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@450a7e63=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@b3870fb=0, m_connect_2=9, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@24e310a4=11, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@782ba17c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@15c592e3=10, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3d7301c0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@229dc485=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@10e9b43c=12, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1a28bb44=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@28aa9b67=0, m_disconnect=2, P3=12, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4cb9f7a2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3cee8136=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1b6ea4ce=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6165cf39=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5c25805b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@470c0560=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@16fd9193=0, this_m_conn_data_listener=0, method_id=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@62e23050=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2a4dea0b=0, m_getValueX=3, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@44eb7358=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...