./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/float-benchs/zonotope_2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/float-benchs/zonotope_2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --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 194855cc593aace8a0b3bff26f13c89f126df5a7be0755153ae044c8b9c94359 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:57:48,526 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:57:48,649 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-28 03:57:48,659 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:57:48,659 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:57:48,707 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:57:48,709 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:57:48,709 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:57:48,710 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:57:48,711 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:57:48,711 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:57:48,712 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:57:48,712 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:57:48,713 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-28 03:57:48,713 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-28 03:57:48,713 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-28 03:57:48,713 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-28 03:57:48,713 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-28 03:57:48,713 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-28 03:57:48,713 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:57:48,713 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-28 03:57:48,714 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:57:48,715 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:57:48,715 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:57:48,715 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:57:48,715 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-28 03:57:48,715 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-28 03:57:48,715 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-28 03:57:48,715 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 03:57:48,715 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:57:48,716 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:57:48,716 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-28 03:57:48,717 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:57:48,717 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:57:48,717 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:57:48,717 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:57:48,717 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:57:48,718 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-28 03:57:48,718 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-28 03:57:48,718 INFO L153 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_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> 194855cc593aace8a0b3bff26f13c89f126df5a7be0755153ae044c8b9c94359 [2024-11-28 03:57:49,129 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:57:49,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:57:49,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:57:49,152 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:57:49,153 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:57:49,155 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/float-benchs/zonotope_2.c [2024-11-28 03:57:52,582 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/data/4f8538391/40a37c9907924ffcb50183bfc1e6bc91/FLAGb2e7eeac6 [2024-11-28 03:57:52,863 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:57:52,864 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/sv-benchmarks/c/float-benchs/zonotope_2.c [2024-11-28 03:57:52,877 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/data/4f8538391/40a37c9907924ffcb50183bfc1e6bc91/FLAGb2e7eeac6 [2024-11-28 03:57:52,900 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/data/4f8538391/40a37c9907924ffcb50183bfc1e6bc91 [2024-11-28 03:57:52,906 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:57:52,907 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:57:52,909 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:57:52,910 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:57:52,915 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:57:52,916 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:57:52" (1/1) ... [2024-11-28 03:57:52,919 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fa5d9ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:52, skipping insertion in model container [2024-11-28 03:57:52,919 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:57:52" (1/1) ... [2024-11-28 03:57:52,936 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:57:53,130 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:57:53,143 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:57:53,159 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:57:53,175 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:57:53,175 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:53 WrapperNode [2024-11-28 03:57:53,176 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:57:53,177 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:57:53,177 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:57:53,177 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:57:53,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:53" (1/1) ... [2024-11-28 03:57:53,191 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:53" (1/1) ... [2024-11-28 03:57:53,210 INFO L138 Inliner]: procedures = 12, calls = 11, calls flagged for inlining = 6, calls inlined = 8, statements flattened = 51 [2024-11-28 03:57:53,211 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:57:53,211 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:57:53,211 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:57:53,211 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:57:53,219 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:53" (1/1) ... [2024-11-28 03:57:53,220 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:53" (1/1) ... [2024-11-28 03:57:53,221 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:53" (1/1) ... [2024-11-28 03:57:53,233 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 03:57:53,233 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:53" (1/1) ... [2024-11-28 03:57:53,233 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:53" (1/1) ... [2024-11-28 03:57:53,237 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:53" (1/1) ... [2024-11-28 03:57:53,238 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:53" (1/1) ... [2024-11-28 03:57:53,248 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:53" (1/1) ... [2024-11-28 03:57:53,251 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:53" (1/1) ... [2024-11-28 03:57:53,252 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:53" (1/1) ... [2024-11-28 03:57:53,256 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:57:53,257 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:57:53,257 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:57:53,257 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:57:53,262 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:53" (1/1) ... [2024-11-28 03:57:53,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:57:53,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:57:53,304 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:57:53,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-28 03:57:53,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:57:53,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:57:53,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:57:53,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 03:57:53,418 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:57:53,420 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:57:53,569 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-28 03:57:53,570 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:57:53,581 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:57:53,581 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 03:57:53,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:57:53 BoogieIcfgContainer [2024-11-28 03:57:53,582 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:57:53,583 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-28 03:57:53,583 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-28 03:57:53,591 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-28 03:57:53,592 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 03:57:53,592 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 03:57:52" (1/3) ... [2024-11-28 03:57:53,594 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@40211656 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:57:53, skipping insertion in model container [2024-11-28 03:57:53,594 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 03:57:53,594 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:53" (2/3) ... [2024-11-28 03:57:53,595 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@40211656 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:57:53, skipping insertion in model container [2024-11-28 03:57:53,595 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 03:57:53,595 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:57:53" (3/3) ... [2024-11-28 03:57:53,598 INFO L363 chiAutomizerObserver]: Analyzing ICFG zonotope_2.c [2024-11-28 03:57:53,682 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-28 03:57:53,683 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-28 03:57:53,683 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-28 03:57:53,683 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-28 03:57:53,683 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-28 03:57:53,684 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-28 03:57:53,685 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-28 03:57:53,685 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-28 03:57:53,692 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 20 states, 19 states have (on average 1.263157894736842) internal successors, (24), 19 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:57:53,716 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10 [2024-11-28 03:57:53,717 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 03:57:53,717 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 03:57:53,722 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-28 03:57:53,723 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-28 03:57:53,723 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-28 03:57:53,723 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 20 states, 19 states have (on average 1.263157894736842) internal successors, (24), 19 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:57:53,726 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10 [2024-11-28 03:57:53,727 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 03:57:53,727 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 03:57:53,727 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-28 03:57:53,727 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-28 03:57:53,737 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(13, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~post4#1, main_~x~0#1, main_~x1~0#1, main_~y~0#1, main_~y1~0#1, main_~i~0#1;main_~x~0#1 := 12.0;main_~x1~0#1 := 12.0;main_~y~0#1 := 16.0;main_~y1~0#1 := 16.0;havoc main_~i~0#1;main_~i~0#1 := 0;" [2024-11-28 03:57:53,738 INFO L749 eck$LassoCheckResult]: Loop: "assume main_~i~0#1 < 100000;" "main_~x~0#1 := main_~x1~0#1;main_~y~0#1 := main_~y1~0#1;main_~x1~0#1 := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(3.0, main_~x~0#1), 4.0), ~someBinaryArithmeticFLOAToperation(main_~y~0#1, 4.0));main_~y1~0#1 := ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(main_~x~0#1, 4.0), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(3.0, main_~y~0#1), 4.0));assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if ~someBinaryFLOATComparisonOperation(main_~x1~0#1, 0.0) && ~someBinaryFLOATComparisonOperation(main_~x1~0#1, 100.0) then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1;" "assume !(0 == __VERIFIER_assert_~cond#1);" "havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if ~someBinaryFLOATComparisonOperation(main_~y1~0#1, 0.0) && ~someBinaryFLOATComparisonOperation(main_~y1~0#1, 100.0) then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1;" "assume !(0 == __VERIFIER_assert_~cond#1);" "havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1;" [2024-11-28 03:57:53,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:57:53,746 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-28 03:57:53,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:57:53,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990278776] [2024-11-28 03:57:53,757 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:57:53,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:57:53,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:57:53,872 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:57:53,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:57:53,913 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:57:53,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:57:53,916 INFO L85 PathProgramCache]: Analyzing trace with hash 1128268875, now seen corresponding path program 1 times [2024-11-28 03:57:53,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:57:53,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389062532] [2024-11-28 03:57:53,918 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:57:53,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:57:53,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:57:53,961 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:57:53,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:57:53,982 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:57:53,984 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:57:53,984 INFO L85 PathProgramCache]: Analyzing trace with hash 208318093, now seen corresponding path program 1 times [2024-11-28 03:57:53,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:57:53,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339640203] [2024-11-28 03:57:53,984 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:57:53,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:57:54,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:57:54,022 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:57:54,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:57:54,046 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:57:54,229 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 03:57:54,230 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 03:57:54,230 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 03:57:54,230 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 03:57:54,230 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-28 03:57:54,231 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:57:54,231 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 03:57:54,231 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 03:57:54,231 INFO L132 ssoRankerPreferences]: Filename of dumped script: zonotope_2.c_Iteration1_Loop [2024-11-28 03:57:54,231 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 03:57:54,232 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 03:57:54,251 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:57:54,269 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:57:54,274 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:57:54,279 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:57:54,283 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:57:54,288 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:57:54,353 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 03:57:54,354 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-28 03:57:54,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:57:54,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:57:54,359 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:57:54,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-28 03:57:54,364 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-28 03:57:54,365 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-28 03:57:54,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-28 03:57:54,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:57:54,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:57:54,395 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:57:54,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-28 03:57:54,411 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-28 03:57:54,412 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-28 03:57:54,451 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-28 03:57:54,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-11-28 03:57:54,454 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 03:57:54,455 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 03:57:54,455 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 03:57:54,455 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 03:57:54,455 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 03:57:54,455 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:57:54,455 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 03:57:54,455 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 03:57:54,455 INFO L132 ssoRankerPreferences]: Filename of dumped script: zonotope_2.c_Iteration1_Loop [2024-11-28 03:57:54,455 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 03:57:54,455 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 03:57:54,457 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:57:54,465 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:57:54,479 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:57:54,486 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:57:54,494 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:57:54,502 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:57:54,581 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 03:57:54,588 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 03:57:54,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:57:54,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:57:54,593 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:57:54,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-28 03:57:54,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:57:54,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:57:54,614 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:57:54,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:57:54,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:57:54,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:57:54,620 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:57:54,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:57:54,623 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:57:54,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-28 03:57:54,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:57:54,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:57:54,638 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:57:54,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-28 03:57:54,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:57:54,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:57:54,658 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:57:54,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:57:54,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:57:54,658 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:57:54,660 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:57:54,660 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:57:54,664 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 03:57:54,671 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-28 03:57:54,674 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-28 03:57:54,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:57:54,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:57:54,679 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:57:54,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-28 03:57:54,681 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 03:57:54,682 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-28 03:57:54,682 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 03:57:54,682 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1) = -2*ULTIMATE.start_main_~i~0#1 + 199999 Supporting invariants [] [2024-11-28 03:57:54,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-28 03:57:54,697 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-28 03:57:54,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:57:54,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:57:54,774 INFO L256 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 03:57:54,775 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:57:54,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:57:54,799 INFO L256 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 03:57:54,800 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:57:54,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:57:54,910 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-28 03:57:54,912 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 20 states, 19 states have (on average 1.263157894736842) internal successors, (24), 19 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:57:54,987 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 20 states, 19 states have (on average 1.263157894736842) internal successors, (24), 19 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 44 states and 55 transitions. Complement of second has 6 states. [2024-11-28 03:57:54,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-28 03:57:54,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:57:54,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 35 transitions. [2024-11-28 03:57:55,003 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 35 transitions. Stem has 2 letters. Loop has 6 letters. [2024-11-28 03:57:55,004 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:57:55,004 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 35 transitions. Stem has 8 letters. Loop has 6 letters. [2024-11-28 03:57:55,005 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:57:55,005 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 35 transitions. Stem has 2 letters. Loop has 12 letters. [2024-11-28 03:57:55,005 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:57:55,006 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 55 transitions. [2024-11-28 03:57:55,009 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 03:57:55,011 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 0 states and 0 transitions. [2024-11-28 03:57:55,013 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-28 03:57:55,013 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-28 03:57:55,014 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-28 03:57:55,014 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 03:57:55,014 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:57:55,014 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:57:55,015 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:57:55,015 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-28 03:57:55,015 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-28 03:57:55,015 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 03:57:55,015 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-28 03:57:55,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 03:57:55 BoogieIcfgContainer [2024-11-28 03:57:55,025 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-28 03:57:55,026 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 03:57:55,026 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 03:57:55,026 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 03:57:55,030 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:57:53" (3/4) ... [2024-11-28 03:57:55,033 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 03:57:55,034 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 03:57:55,035 INFO L158 Benchmark]: Toolchain (without parser) took 2128.00ms. Allocated memory is still 109.1MB. Free memory was 84.0MB in the beginning and 64.8MB in the end (delta: 19.2MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2024-11-28 03:57:55,036 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 83.9MB. Free memory is still 39.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:57:55,036 INFO L158 Benchmark]: CACSL2BoogieTranslator took 267.19ms. Allocated memory is still 109.1MB. Free memory was 84.0MB in the beginning and 73.3MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:57:55,036 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.88ms. Allocated memory is still 109.1MB. Free memory was 73.3MB in the beginning and 72.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:57:55,037 INFO L158 Benchmark]: Boogie Preprocessor took 45.02ms. Allocated memory is still 109.1MB. Free memory was 72.2MB in the beginning and 70.6MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:57:55,040 INFO L158 Benchmark]: RCFGBuilder took 324.88ms. Allocated memory is still 109.1MB. Free memory was 70.6MB in the beginning and 61.2MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:57:55,041 INFO L158 Benchmark]: BuchiAutomizer took 1442.14ms. Allocated memory is still 109.1MB. Free memory was 61.2MB in the beginning and 64.8MB in the end (delta: -3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:57:55,041 INFO L158 Benchmark]: Witness Printer took 8.17ms. Allocated memory is still 109.1MB. Free memory was 64.8MB in the beginning and 64.8MB in the end (delta: 12.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:57:55,044 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 83.9MB. Free memory is still 39.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 267.19ms. Allocated memory is still 109.1MB. Free memory was 84.0MB in the beginning and 73.3MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.88ms. Allocated memory is still 109.1MB. Free memory was 73.3MB in the beginning and 72.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.02ms. Allocated memory is still 109.1MB. Free memory was 72.2MB in the beginning and 70.6MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 324.88ms. Allocated memory is still 109.1MB. Free memory was 70.6MB in the beginning and 61.2MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 1442.14ms. Allocated memory is still 109.1MB. Free memory was 61.2MB in the beginning and 64.8MB in the end (delta: -3.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.17ms. Allocated memory is still 109.1MB. Free memory was 64.8MB in the beginning and 64.8MB in the end (delta: 12.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (((long long) -2 * i) + 199999) and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14 mSDsluCounter, 14 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 8 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital10 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 34ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-28 03:57:55,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-11-28 03:57:55,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4870fa0e-16d1-496e-a3fd-26e0c7f905c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE