./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 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ac2a3c34-4683-4674-b54f-fa8018b71ffd/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_ac2a3c34-4683-4674-b54f-fa8018b71ffd/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ac2a3c34-4683-4674-b54f-fa8018b71ffd/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ac2a3c34-4683-4674-b54f-fa8018b71ffd/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/psyco/psyco_accelerometer_1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ac2a3c34-4683-4674-b54f-fa8018b71ffd/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ac2a3c34-4683-4674-b54f-fa8018b71ffd/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 0.1.24-6b5699a [2019-11-25 08:50:15,257 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:50:15,258 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:50:15,269 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:50:15,269 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:50:15,270 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:50:15,271 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:50:15,273 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:50:15,275 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:50:15,276 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:50:15,277 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:50:15,278 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:50:15,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:50:15,279 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:50:15,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:50:15,281 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:50:15,282 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:50:15,283 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:50:15,285 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:50:15,287 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:50:15,289 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:50:15,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:50:15,291 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:50:15,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:50:15,294 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:50:15,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:50:15,295 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:50:15,296 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:50:15,296 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:50:15,297 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:50:15,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:50:15,298 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:50:15,299 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:50:15,300 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:50:15,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:50:15,301 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:50:15,301 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:50:15,302 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:50:15,302 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:50:15,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:50:15,303 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:50:15,304 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ac2a3c34-4683-4674-b54f-fa8018b71ffd/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-25 08:50:15,322 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:50:15,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:50:15,323 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:50:15,323 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:50:15,324 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:50:15,324 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-25 08:50:15,324 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-25 08:50:15,324 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-25 08:50:15,324 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-25 08:50:15,325 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-25 08:50:15,325 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-25 08:50:15,325 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:50:15,325 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:50:15,325 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-25 08:50:15,325 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:50:15,326 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:50:15,326 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:50:15,326 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-25 08:50:15,326 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-25 08:50:15,326 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-25 08:50:15,327 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:50:15,327 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:50:15,327 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-25 08:50:15,327 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:50:15,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-25 08:50:15,328 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:50:15,328 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:50:15,328 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-25 08:50:15,328 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:50:15,328 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:50:15,328 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-25 08:50:15,329 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-25 08:50:15,329 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/run_dir_ac2a3c34-4683-4674-b54f-fa8018b71ffd/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 [2019-11-25 08:50:15,486 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:50:15,496 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:50:15,499 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:50:15,501 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:50:15,501 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:50:15,502 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ac2a3c34-4683-4674-b54f-fa8018b71ffd/bin/uautomizer/../../sv-benchmarks/c/psyco/psyco_accelerometer_1.c [2019-11-25 08:50:15,558 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ac2a3c34-4683-4674-b54f-fa8018b71ffd/bin/uautomizer/data/375b5f7fd/dd976325b7334404b7e37ffd956e8378/FLAGb3fed3e28 [2019-11-25 08:50:16,256 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:50:16,257 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ac2a3c34-4683-4674-b54f-fa8018b71ffd/sv-benchmarks/c/psyco/psyco_accelerometer_1.c [2019-11-25 08:50:16,295 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ac2a3c34-4683-4674-b54f-fa8018b71ffd/bin/uautomizer/data/375b5f7fd/dd976325b7334404b7e37ffd956e8378/FLAGb3fed3e28 [2019-11-25 08:50:16,524 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ac2a3c34-4683-4674-b54f-fa8018b71ffd/bin/uautomizer/data/375b5f7fd/dd976325b7334404b7e37ffd956e8378 [2019-11-25 08:50:16,526 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:50:16,527 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:50:16,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:50:16,529 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:50:16,532 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:50:16,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:50:16" (1/1) ... [2019-11-25 08:50:16,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58ed4b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:16, skipping insertion in model container [2019-11-25 08:50:16,536 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:50:16" (1/1) ... [2019-11-25 08:50:16,543 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:50:16,640 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:50:17,388 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:50:17,394 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:50:17,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:50:17,648 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:50:17,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:17 WrapperNode [2019-11-25 08:50:17,648 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:50:17,649 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:50:17,649 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:50:17,650 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:50:17,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:17" (1/1) ... [2019-11-25 08:50:17,696 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:17" (1/1) ... [2019-11-25 08:50:17,815 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:50:17,816 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:50:17,816 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:50:17,816 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:50:17,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:17" (1/1) ... [2019-11-25 08:50:17,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:17" (1/1) ... [2019-11-25 08:50:17,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:17" (1/1) ... [2019-11-25 08:50:17,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:17" (1/1) ... [2019-11-25 08:50:17,880 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:17" (1/1) ... [2019-11-25 08:50:17,894 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:17" (1/1) ... [2019-11-25 08:50:17,909 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:17" (1/1) ... [2019-11-25 08:50:17,926 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:50:17,926 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:50:17,926 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:50:17,926 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:50:17,927 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ac2a3c34-4683-4674-b54f-fa8018b71ffd/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 [2019-11-25 08:50:17,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:50:17,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:50:19,583 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:50:19,583 INFO L284 CfgBuilder]: Removed 25 assume(true) statements. [2019-11-25 08:50:19,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:50:19 BoogieIcfgContainer [2019-11-25 08:50:19,585 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:50:19,585 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-25 08:50:19,585 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-25 08:50:19,588 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-25 08:50:19,590 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:50:19,591 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 08:50:16" (1/3) ... [2019-11-25 08:50:19,592 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7e141b6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:50:19, skipping insertion in model container [2019-11-25 08:50:19,593 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:50:19,593 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:17" (2/3) ... [2019-11-25 08:50:19,593 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7e141b6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:50:19, skipping insertion in model container [2019-11-25 08:50:19,593 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:50:19,593 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:50:19" (3/3) ... [2019-11-25 08:50:19,596 INFO L371 chiAutomizerObserver]: Analyzing ICFG psyco_accelerometer_1.c [2019-11-25 08:50:19,640 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-25 08:50:19,640 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-25 08:50:19,640 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-25 08:50:19,640 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:50:19,642 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:50:19,643 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-25 08:50:19,643 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:50:19,643 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-25 08:50:19,677 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 236 states. [2019-11-25 08:50:19,734 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 220 [2019-11-25 08:50:19,734 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:50:19,735 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:50:19,741 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-25 08:50:19,741 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:50:19,741 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-25 08:50:19,741 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 236 states. [2019-11-25 08:50:19,750 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 220 [2019-11-25 08:50:19,750 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:50:19,750 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:50:19,751 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-25 08:50:19,751 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:50:19,758 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 [2019-11-25 08:50:19,758 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 [2019-11-25 08:50:19,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:19,763 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2019-11-25 08:50:19,769 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:19,770 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444959210] [2019-11-25 08:50:19,770 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:19,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:19,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:19,873 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:19,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:19,875 INFO L82 PathProgramCache]: Analyzing trace with hash -1173980384, now seen corresponding path program 1 times [2019-11-25 08:50:19,875 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:19,875 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230728719] [2019-11-25 08:50:19,876 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:19,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:19,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:19,900 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:19,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:19,901 INFO L82 PathProgramCache]: Analyzing trace with hash 372316446, now seen corresponding path program 1 times [2019-11-25 08:50:19,902 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:19,902 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098507951] [2019-11-25 08:50:19,902 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:19,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:19,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:19,962 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098507951] [2019-11-25 08:50:19,963 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:50:19,963 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:50:19,964 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574878177] [2019-11-25 08:50:20,037 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:50:20,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:50:20,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:50:20,054 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2019-11-25 08:50:20,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:50:20,255 INFO L93 Difference]: Finished difference Result 230 states and 407 transitions. [2019-11-25 08:50:20,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:50:20,257 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 230 states and 407 transitions. [2019-11-25 08:50:20,262 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 204 [2019-11-25 08:50:20,268 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 230 states to 207 states and 322 transitions. [2019-11-25 08:50:20,270 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 207 [2019-11-25 08:50:20,271 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 207 [2019-11-25 08:50:20,272 INFO L73 IsDeterministic]: Start isDeterministic. Operand 207 states and 322 transitions. [2019-11-25 08:50:20,275 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:50:20,275 INFO L688 BuchiCegarLoop]: Abstraction has 207 states and 322 transitions. [2019-11-25 08:50:20,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states and 322 transitions. [2019-11-25 08:50:20,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 207. [2019-11-25 08:50:20,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2019-11-25 08:50:20,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 322 transitions. [2019-11-25 08:50:20,327 INFO L711 BuchiCegarLoop]: Abstraction has 207 states and 322 transitions. [2019-11-25 08:50:20,327 INFO L591 BuchiCegarLoop]: Abstraction has 207 states and 322 transitions. [2019-11-25 08:50:20,327 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-25 08:50:20,327 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 207 states and 322 transitions. [2019-11-25 08:50:20,329 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 204 [2019-11-25 08:50:20,329 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:50:20,329 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:50:20,329 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-11-25 08:50:20,330 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-11-25 08:50:20,330 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 [2019-11-25 08:50:20,330 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 [2019-11-25 08:50:20,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:20,330 INFO L82 PathProgramCache]: Analyzing trace with hash 29859, now seen corresponding path program 1 times [2019-11-25 08:50:20,331 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:20,331 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304011988] [2019-11-25 08:50:20,331 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:20,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:20,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:20,364 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:20,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:20,365 INFO L82 PathProgramCache]: Analyzing trace with hash 40826, now seen corresponding path program 1 times [2019-11-25 08:50:20,365 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:20,365 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766425056] [2019-11-25 08:50:20,366 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:20,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:20,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:20,395 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:20,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:20,396 INFO L82 PathProgramCache]: Analyzing trace with hash 889540504, now seen corresponding path program 1 times [2019-11-25 08:50:20,397 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:20,397 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530605039] [2019-11-25 08:50:20,397 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:20,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:20,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:20,435 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:20,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 08:50:20 BoogieIcfgContainer [2019-11-25 08:50:20,680 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-25 08:50:20,681 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:50:20,681 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:50:20,681 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:50:20,682 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:50:19" (3/4) ... [2019-11-25 08:50:20,685 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-11-25 08:50:20,745 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_ac2a3c34-4683-4674-b54f-fa8018b71ffd/bin/uautomizer/witness.graphml [2019-11-25 08:50:20,745 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:50:20,747 INFO L168 Benchmark]: Toolchain (without parser) took 4218.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 934.0 MB in the beginning and 913.1 MB in the end (delta: 20.8 MB). Peak memory consumption was 151.9 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:20,747 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:50:20,748 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1120.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 934.0 MB in the beginning and 1.0 GB in the end (delta: -91.0 MB). Peak memory consumption was 54.9 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:20,748 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 998.0 MB in the end (delta: 27.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:20,749 INFO L168 Benchmark]: Boogie Preprocessor took 109.92 ms. Allocated memory is still 1.2 GB. Free memory was 998.0 MB in the beginning and 981.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:20,749 INFO L168 Benchmark]: RCFGBuilder took 1658.75 ms. Allocated memory is still 1.2 GB. Free memory was 981.9 MB in the beginning and 1.0 GB in the end (delta: -22.6 MB). Peak memory consumption was 149.8 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:20,750 INFO L168 Benchmark]: BuchiAutomizer took 1094.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 920.1 MB in the end (delta: 84.4 MB). Peak memory consumption was 84.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:20,750 INFO L168 Benchmark]: Witness Printer took 64.51 ms. Allocated memory is still 1.2 GB. Free memory was 920.1 MB in the beginning and 913.1 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:20,753 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1120.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 934.0 MB in the beginning and 1.0 GB in the end (delta: -91.0 MB). Peak memory consumption was 54.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 166.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 998.0 MB in the end (delta: 27.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 109.92 ms. Allocated memory is still 1.2 GB. Free memory was 998.0 MB in the beginning and 981.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1658.75 ms. Allocated memory is still 1.2 GB. Free memory was 981.9 MB in the beginning and 1.0 GB in the end (delta: -22.6 MB). Peak memory consumption was 149.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 1094.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 920.1 MB in the end (delta: 84.4 MB). Peak memory consumption was 84.4 MB. Max. memory is 11.5 GB. * Witness Printer took 64.51 ms. Allocated memory is still 1.2 GB. Free memory was 920.1 MB in the beginning and 913.1 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 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 1.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.6s. 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@7cd2e557=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4dfc9697=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@54713a8d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3fceeb2f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@229fb614=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1d703b6c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7358d0fc=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@236907b3=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@48fab6d4=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@619bc972=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@59a3aca7=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@436b5ce5=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5fb2a=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@c3db7c6=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2890982b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2914adf8=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@483ff472=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@512a05e4=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7e596840=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1fbb63ca=0, P5=0, P1=11, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4088cf1d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@857c3b0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@57a7fbb8=0, q=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@58d8414f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@23bc1230=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@e704884=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4b90117b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4d66cf33=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7b9acf6c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1308919c=0, this_m_sensorInfo=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@57d5f9f0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7c70497c=0, this_m_accY=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7ee8d75a=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@312d4c15=0, m_connect_1=8, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3a0713a3=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3c7e7e8c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@494f29b9=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@378ab245=0, m_Accelerometer=5, this_m_conn=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@fe0f1e9=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@54f649e4=0, P6=0, P2=10, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@58db5e9c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@74a6c46c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7851dc6d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@327eedde=0, m_init=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1cbadbf2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6aa834d2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@30d36ab3=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@72144d61=0, this_m_delta=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4d045fa=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@418548a3=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@c63b29=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2cf24d11=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7e25c88c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@49f17414=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5af400f8=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@586e9ece=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1e91751d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1b292596=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7286ec0e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6dc417d8=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7acf1748=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@434ee2f3=0, m_connect_2=9, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3f37a5e5=11, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2ccf7f08=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5a632cf1=10, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5ff661a0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7d1c483e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5bf74e1d=12, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2f578fa0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3afb2eca=0, m_disconnect=2, P3=12, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@680639a4=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2982c126=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5e388f75=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1f67e228=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@64c4b022=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@63e2e65=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@ed9f8f2=0, this_m_conn_data_listener=0, method_id=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@46752379=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@79c15160=0, m_getValueX=3, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@63983a0a=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...