./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/psyco/psyco_accelerometer_1_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_10f80705-d33b-4553-ac2f-911495549fca/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_10f80705-d33b-4553-ac2f-911495549fca/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_10f80705-d33b-4553-ac2f-911495549fca/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_10f80705-d33b-4553-ac2f-911495549fca/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/psyco/psyco_accelerometer_1_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_10f80705-d33b-4553-ac2f-911495549fca/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_10f80705-d33b-4553-ac2f-911495549fca/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 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 0.1.23-1dbac8b [2018-11-10 12:09:08,952 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:09:08,953 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:09:08,959 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:09:08,959 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:09:08,960 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:09:08,961 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:09:08,962 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:09:08,963 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:09:08,964 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:09:08,964 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:09:08,964 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:09:08,965 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:09:08,966 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:09:08,966 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:09:08,967 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:09:08,968 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:09:08,969 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:09:08,970 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:09:08,971 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:09:08,972 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:09:08,973 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:09:08,974 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:09:08,974 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:09:08,975 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:09:08,975 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:09:08,976 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:09:08,976 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:09:08,977 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:09:08,978 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:09:08,978 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:09:08,978 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:09:08,979 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:09:08,979 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:09:08,979 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:09:08,980 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:09:08,980 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_10f80705-d33b-4553-ac2f-911495549fca/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-10 12:09:08,988 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:09:08,989 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:09:08,990 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:09:08,990 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:09:08,990 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 12:09:08,990 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-10 12:09:08,990 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-10 12:09:08,990 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-10 12:09:08,991 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-10 12:09:08,991 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-10 12:09:08,991 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-10 12:09:08,991 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:09:08,991 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:09:08,991 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 12:09:08,992 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:09:08,992 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:09:08,992 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:09:08,992 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-10 12:09:08,992 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-10 12:09:08,992 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-10 12:09:08,992 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:09:08,993 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:09:08,993 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-10 12:09:08,993 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-10 12:09:08,993 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:09:08,993 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 12:09:08,993 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-10 12:09:08,994 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:09:08,994 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 12:09:08,994 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-10 12:09:08,995 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-10 12:09:08,995 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_10f80705-d33b-4553-ac2f-911495549fca/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede185df305af642a5265096891dc95893f4609c [2018-11-10 12:09:09,017 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:09:09,026 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:09:09,029 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:09:09,030 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:09:09,030 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:09:09,031 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_10f80705-d33b-4553-ac2f-911495549fca/bin-2019/uautomizer/../../sv-benchmarks/c/psyco/psyco_accelerometer_1_true-unreach-call_false-termination.c [2018-11-10 12:09:09,066 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_10f80705-d33b-4553-ac2f-911495549fca/bin-2019/uautomizer/data/ed9ed9db3/30191d8316844bc581adcea5414c52bf/FLAG46dd164c7 [2018-11-10 12:09:09,604 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:09:09,605 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_10f80705-d33b-4553-ac2f-911495549fca/sv-benchmarks/c/psyco/psyco_accelerometer_1_true-unreach-call_false-termination.c [2018-11-10 12:09:09,621 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_10f80705-d33b-4553-ac2f-911495549fca/bin-2019/uautomizer/data/ed9ed9db3/30191d8316844bc581adcea5414c52bf/FLAG46dd164c7 [2018-11-10 12:09:09,630 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_10f80705-d33b-4553-ac2f-911495549fca/bin-2019/uautomizer/data/ed9ed9db3/30191d8316844bc581adcea5414c52bf [2018-11-10 12:09:09,632 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:09:09,633 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:09:09,634 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:09:09,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:09:09,636 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:09:09,637 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:09:09" (1/1) ... [2018-11-10 12:09:09,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45314a74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:09:09, skipping insertion in model container [2018-11-10 12:09:09,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:09:09" (1/1) ... [2018-11-10 12:09:09,645 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:09:09,701 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:09:10,077 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:09:10,081 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:09:10,258 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:09:10,268 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:09:10,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:09:10 WrapperNode [2018-11-10 12:09:10,269 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:09:10,269 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:09:10,269 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:09:10,270 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:09:10,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:09:10" (1/1) ... [2018-11-10 12:09:10,410 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:09:10" (1/1) ... [2018-11-10 12:09:10,480 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:09:10,480 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:09:10,480 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:09:10,480 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:09:10,488 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:09:10" (1/1) ... [2018-11-10 12:09:10,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:09:10" (1/1) ... [2018-11-10 12:09:10,496 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:09:10" (1/1) ... [2018-11-10 12:09:10,496 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:09:10" (1/1) ... [2018-11-10 12:09:10,527 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:09:10" (1/1) ... [2018-11-10 12:09:10,535 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:09:10" (1/1) ... [2018-11-10 12:09:10,550 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:09:10" (1/1) ... [2018-11-10 12:09:10,564 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:09:10,564 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:09:10,564 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:09:10,564 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:09:10,565 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:09:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_10f80705-d33b-4553-ac2f-911495549fca/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 12:09:10,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:09:10,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:09:11,630 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:09:11,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:09:11 BoogieIcfgContainer [2018-11-10 12:09:11,631 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:09:11,631 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-10 12:09:11,631 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-10 12:09:11,634 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-10 12:09:11,635 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 12:09:11,635 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 12:09:09" (1/3) ... [2018-11-10 12:09:11,635 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@153c81b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 12:09:11, skipping insertion in model container [2018-11-10 12:09:11,636 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 12:09:11,636 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:09:10" (2/3) ... [2018-11-10 12:09:11,636 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@153c81b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 12:09:11, skipping insertion in model container [2018-11-10 12:09:11,636 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 12:09:11,636 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:09:11" (3/3) ... [2018-11-10 12:09:11,638 INFO L375 chiAutomizerObserver]: Analyzing ICFG psyco_accelerometer_1_true-unreach-call_false-termination.c [2018-11-10 12:09:11,672 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 12:09:11,672 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-10 12:09:11,672 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-10 12:09:11,672 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-10 12:09:11,673 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 12:09:11,673 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 12:09:11,673 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-10 12:09:11,673 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 12:09:11,673 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-10 12:09:11,689 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 236 states. [2018-11-10 12:09:11,714 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 220 [2018-11-10 12:09:11,714 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 12:09:11,714 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 12:09:11,720 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-10 12:09:11,720 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 12:09:11,721 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-10 12:09:11,721 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 236 states. [2018-11-10 12:09:11,727 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 220 [2018-11-10 12:09:11,728 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 12:09:11,728 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 12:09:11,728 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-10 12:09:11,728 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 12:09:11,734 INFO L793 eck$LassoCheckResult]: Stem: 91#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;~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 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;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; 115#L32-3true [2018-11-10 12:09:11,734 INFO L795 eck$LassoCheckResult]: Loop: 115#L32-3true assume true; 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 main_#t~nondet3 == 0 then 0 else 1);havoc main_#t~nondet3;main_~P5~0 := (if main_#t~nondet4 == 0 then 0 else 1);havoc main_#t~nondet4;main_~P6~0 := (if main_#t~nondet5 == 0 then 0 else 1);havoc main_#t~nondet5; 92#L44true assume !(main_~q~0 == 0); 60#L64true assume !(main_~q~0 == 1); 104#L148true assume !(main_~q~0 == 2); 61#L328true assume !(main_~q~0 == 3); 85#L1068true assume !(main_~q~0 == 4); 115#L32-3true [2018-11-10 12:09:11,738 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:09:11,738 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2018-11-10 12:09:11,739 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 12:09:11,740 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 12:09:11,770 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:09:11,770 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:09:11,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:09:11,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:09:11,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:09:11,810 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:09:11,810 INFO L82 PathProgramCache]: Analyzing trace with hash -1144396928, now seen corresponding path program 1 times [2018-11-10 12:09:11,810 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 12:09:11,810 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 12:09:11,811 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:09:11,811 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:09:11,812 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:09:11,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:09:11,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:09:11,828 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:09:11,828 INFO L82 PathProgramCache]: Analyzing trace with hash 401899902, now seen corresponding path program 1 times [2018-11-10 12:09:11,828 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 12:09:11,828 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 12:09:11,829 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:09:11,829 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:09:11,829 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:09:11,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:09:11,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:09:11,877 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 12:09:11,877 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 12:09:11,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 12:09:11,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 12:09:11,956 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2018-11-10 12:09:12,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:09:12,130 INFO L93 Difference]: Finished difference Result 230 states and 407 transitions. [2018-11-10 12:09:12,131 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 12:09:12,132 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 230 states and 407 transitions. [2018-11-10 12:09:12,135 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 204 [2018-11-10 12:09:12,140 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 230 states to 207 states and 322 transitions. [2018-11-10 12:09:12,141 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 207 [2018-11-10 12:09:12,142 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 207 [2018-11-10 12:09:12,142 INFO L73 IsDeterministic]: Start isDeterministic. Operand 207 states and 322 transitions. [2018-11-10 12:09:12,144 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 12:09:12,144 INFO L705 BuchiCegarLoop]: Abstraction has 207 states and 322 transitions. [2018-11-10 12:09:12,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states and 322 transitions. [2018-11-10 12:09:12,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 207. [2018-11-10 12:09:12,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2018-11-10 12:09:12,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 322 transitions. [2018-11-10 12:09:12,172 INFO L728 BuchiCegarLoop]: Abstraction has 207 states and 322 transitions. [2018-11-10 12:09:12,172 INFO L608 BuchiCegarLoop]: Abstraction has 207 states and 322 transitions. [2018-11-10 12:09:12,172 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-10 12:09:12,173 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 207 states and 322 transitions. [2018-11-10 12:09:12,175 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 204 [2018-11-10 12:09:12,175 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 12:09:12,175 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 12:09:12,175 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2018-11-10 12:09:12,175 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-11-10 12:09:12,176 INFO L793 eck$LassoCheckResult]: Stem: 602#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;~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 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;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#L32-3 assume true; 619#L1246 [2018-11-10 12:09:12,176 INFO L795 eck$LassoCheckResult]: Loop: 619#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 main_#t~nondet3 == 0 then 0 else 1);havoc main_#t~nondet3;main_~P5~0 := (if main_#t~nondet4 == 0 then 0 else 1);havoc main_#t~nondet4;main_~P6~0 := (if main_#t~nondet5 == 0 then 0 else 1);havoc main_#t~nondet5; 603#L44 assume main_~q~0 == 0; 604#L45 assume !(main_#t~nondet6 != 0);havoc main_#t~nondet6; 619#L1246 [2018-11-10 12:09:12,176 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:09:12,176 INFO L82 PathProgramCache]: Analyzing trace with hash 29859, now seen corresponding path program 1 times [2018-11-10 12:09:12,176 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 12:09:12,177 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 12:09:12,177 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:09:12,178 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:09:12,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:09:12,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:09:12,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:09:12,189 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:09:12,189 INFO L82 PathProgramCache]: Analyzing trace with hash 41819, now seen corresponding path program 1 times [2018-11-10 12:09:12,189 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 12:09:12,189 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 12:09:12,190 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:09:12,190 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:09:12,190 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:09:12,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:09:12,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:09:12,198 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:09:12,198 INFO L82 PathProgramCache]: Analyzing trace with hash 889541497, now seen corresponding path program 1 times [2018-11-10 12:09:12,198 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 12:09:12,198 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 12:09:12,199 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:09:12,199 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:09:12,199 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:09:12,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:09:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:09:12,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 12:09:12 BoogieIcfgContainer [2018-11-10 12:09:12,380 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-10 12:09:12,380 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 12:09:12,380 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 12:09:12,381 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 12:09:12,381 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:09:11" (3/4) ... [2018-11-10 12:09:12,384 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-10 12:09:12,419 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_10f80705-d33b-4553-ac2f-911495549fca/bin-2019/uautomizer/witness.graphml [2018-11-10 12:09:12,419 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 12:09:12,420 INFO L168 Benchmark]: Toolchain (without parser) took 2787.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 193.5 MB). Free memory was 949.5 MB in the beginning and 853.9 MB in the end (delta: 95.6 MB). Peak memory consumption was 289.0 MB. Max. memory is 11.5 GB. [2018-11-10 12:09:12,421 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:09:12,422 INFO L168 Benchmark]: CACSL2BoogieTranslator took 635.29 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 815.2 MB in the end (delta: 134.3 MB). Peak memory consumption was 134.3 MB. Max. memory is 11.5 GB. [2018-11-10 12:09:12,422 INFO L168 Benchmark]: Boogie Procedure Inliner took 210.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 193.5 MB). Free memory was 815.2 MB in the beginning and 1.2 GB in the end (delta: -342.0 MB). Peak memory consumption was 40.0 MB. Max. memory is 11.5 GB. [2018-11-10 12:09:12,422 INFO L168 Benchmark]: Boogie Preprocessor took 83.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:09:12,423 INFO L168 Benchmark]: RCFGBuilder took 1067.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 942.0 MB in the end (delta: 202.0 MB). Peak memory consumption was 202.0 MB. Max. memory is 11.5 GB. [2018-11-10 12:09:12,423 INFO L168 Benchmark]: BuchiAutomizer took 748.44 ms. Allocated memory is still 1.2 GB. Free memory was 942.0 MB in the beginning and 853.9 MB in the end (delta: 88.1 MB). Peak memory consumption was 88.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:09:12,423 INFO L168 Benchmark]: Witness Printer took 39.28 ms. Allocated memory is still 1.2 GB. Free memory is still 853.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:09:12,425 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 635.29 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 815.2 MB in the end (delta: 134.3 MB). Peak memory consumption was 134.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 210.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 193.5 MB). Free memory was 815.2 MB in the beginning and 1.2 GB in the end (delta: -342.0 MB). Peak memory consumption was 40.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 83.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1067.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 942.0 MB in the end (delta: 202.0 MB). Peak memory consumption was 202.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 748.44 ms. Allocated memory is still 1.2 GB. Free memory was 942.0 MB in the beginning and 853.9 MB in the end (delta: 88.1 MB). Peak memory consumption was 88.1 MB. Max. memory is 11.5 GB. * Witness Printer took 39.28 ms. Allocated memory is still 1.2 GB. Free memory is still 853.9 MB. There was no memory consumed. 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 0.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.3s. 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, 64 SolverSat, 1 SolverUnsat, 11 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@416808ff=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6822f4c6=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3beb599d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4a187de1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4c46a313=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6f4bfa6d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7e36f9cf=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@c8fa1a0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@da17f3e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@72da3e88=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@4249af00=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@220de52d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4d216df1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@9a2e20c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@76c4f087=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1373484f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@69c7d97=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4bf5d4e4=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@dfd768e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@135147bf=0, P5=0, P1=11, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@e0d61a8=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@773e2fd=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7e54973b=0, q=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@43947602=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@25b95f52=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@38cf8118=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4efc820e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2b99ba58=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@33e5c1dc=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@695275d4=0, this_m_sensorInfo=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@32dd3484=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1c32ad46=0, this_m_accY=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@45295cb4=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7b948088=0, m_connect_1=8, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@794400d4=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@77b9375e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2036e26a=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@296733b7=0, m_Accelerometer=5, this_m_conn=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@262416d3=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@796b425f=0, P6=0, P2=10, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6c29c812=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3db84dd8=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@34005b10=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@21e4e174=0, m_init=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@75dc05a9=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3173e647=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3afd402=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7c068f22=0, this_m_delta=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4ae88369=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4c012401=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@719b0f03=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@25d66a9f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@236a3435=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5737dd3a=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@24e14666=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@28cf9add=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2ff513b1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6dbd60f0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@594d4fba=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@236faea3=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5f67a0ff=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@38ea1fae=0, m_connect_2=9, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2cb412dd=11, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@f8ef683=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@60f4a87c=10, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7e7107e2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3f48b212=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3480dd0d=12, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4ad879f9=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4d378388=0, m_disconnect=2, P3=12, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5b7d7937=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7b51f468=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@18b3a411=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5dff2b44=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6e59caaa=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7e33a65d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@78a7b5c6=0, this_m_conn_data_listener=0, method_id=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6d7b550d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@19fd1e7e=0, m_getValueX=3, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1ceba27c=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...