./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 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/float-benchs/zonotope_2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --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 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-17 08:28:21,923 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-17 08:28:21,988 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-17 08:28:21,992 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-17 08:28:21,993 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-17 08:28:21,993 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2024-11-17 08:28:22,010 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-17 08:28:22,011 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-17 08:28:22,011 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-17 08:28:22,012 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-17 08:28:22,012 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-17 08:28:22,013 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-17 08:28:22,013 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-17 08:28:22,013 INFO L153 SettingsManager]: * Use SBE=true [2024-11-17 08:28:22,014 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-17 08:28:22,014 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-17 08:28:22,014 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-17 08:28:22,014 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-17 08:28:22,015 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-17 08:28:22,015 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-17 08:28:22,015 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-17 08:28:22,016 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-17 08:28:22,016 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-17 08:28:22,017 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-17 08:28:22,017 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-17 08:28:22,017 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-17 08:28:22,017 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-17 08:28:22,018 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-17 08:28:22,018 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-17 08:28:22,018 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-17 08:28:22,018 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-17 08:28:22,019 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-17 08:28:22,020 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-17 08:28:22,020 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-17 08:28:22,020 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-17 08:28:22,021 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-17 08:28:22,021 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-17 08:28:22,021 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-17 08:28:22,022 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-17 08:28:22,022 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-17 08:28:22,022 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 194855cc593aace8a0b3bff26f13c89f126df5a7be0755153ae044c8b9c94359 [2024-11-17 08:28:22,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-17 08:28:22,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-17 08:28:22,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-17 08:28:22,232 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-17 08:28:22,233 INFO L274 PluginConnector]: CDTParser initialized [2024-11-17 08:28:22,234 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/zonotope_2.c [2024-11-17 08:28:23,439 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-17 08:28:23,573 INFO L384 CDTParser]: Found 1 translation units. [2024-11-17 08:28:23,573 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/zonotope_2.c [2024-11-17 08:28:23,579 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c3239aa7/80aae10f90f246f69d0f9ad3555559c4/FLAG7263c3c2a [2024-11-17 08:28:23,985 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c3239aa7/80aae10f90f246f69d0f9ad3555559c4 [2024-11-17 08:28:23,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-17 08:28:23,993 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-17 08:28:23,997 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-17 08:28:23,997 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-17 08:28:24,001 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-17 08:28:24,001 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 08:28:23" (1/1) ... [2024-11-17 08:28:24,002 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bae3c57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:28:24, skipping insertion in model container [2024-11-17 08:28:24,002 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 08:28:23" (1/1) ... [2024-11-17 08:28:24,019 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-17 08:28:24,170 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 08:28:24,197 INFO L200 MainTranslator]: Completed pre-run [2024-11-17 08:28:24,208 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 08:28:24,220 INFO L204 MainTranslator]: Completed translation [2024-11-17 08:28:24,220 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:28:24 WrapperNode [2024-11-17 08:28:24,220 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-17 08:28:24,226 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-17 08:28:24,227 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-17 08:28:24,227 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-17 08:28:24,232 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:28:24" (1/1) ... [2024-11-17 08:28:24,236 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:28:24" (1/1) ... [2024-11-17 08:28:24,247 INFO L138 Inliner]: procedures = 12, calls = 11, calls flagged for inlining = 6, calls inlined = 8, statements flattened = 51 [2024-11-17 08:28:24,247 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-17 08:28:24,248 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-17 08:28:24,248 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-17 08:28:24,248 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-17 08:28:24,255 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:28:24" (1/1) ... [2024-11-17 08:28:24,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:28:24" (1/1) ... [2024-11-17 08:28:24,257 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:28:24" (1/1) ... [2024-11-17 08:28:24,264 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]. [2024-11-17 08:28:24,264 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:28:24" (1/1) ... [2024-11-17 08:28:24,265 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:28:24" (1/1) ... [2024-11-17 08:28:24,267 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:28:24" (1/1) ... [2024-11-17 08:28:24,267 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:28:24" (1/1) ... [2024-11-17 08:28:24,268 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:28:24" (1/1) ... [2024-11-17 08:28:24,268 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:28:24" (1/1) ... [2024-11-17 08:28:24,269 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-17 08:28:24,270 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-17 08:28:24,270 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-17 08:28:24,270 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-17 08:28:24,271 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:28:24" (1/1) ... [2024-11-17 08:28:24,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:28:24,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:28:24,299 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:28:24,301 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-17 08:28:24,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-17 08:28:24,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-17 08:28:24,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-17 08:28:24,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-17 08:28:24,377 INFO L256 CfgBuilder]: Building ICFG [2024-11-17 08:28:24,378 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-17 08:28:24,470 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-17 08:28:24,470 INFO L307 CfgBuilder]: Performing block encoding [2024-11-17 08:28:24,479 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-17 08:28:24,479 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-17 08:28:24,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 08:28:24 BoogieIcfgContainer [2024-11-17 08:28:24,479 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-17 08:28:24,480 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-17 08:28:24,480 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-17 08:28:24,483 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-17 08:28:24,484 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-17 08:28:24,484 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.11 08:28:23" (1/3) ... [2024-11-17 08:28:24,484 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@59b81c21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.11 08:28:24, skipping insertion in model container [2024-11-17 08:28:24,485 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-17 08:28:24,485 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:28:24" (2/3) ... [2024-11-17 08:28:24,485 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@59b81c21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.11 08:28:24, skipping insertion in model container [2024-11-17 08:28:24,485 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-17 08:28:24,485 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 08:28:24" (3/3) ... [2024-11-17 08:28:24,486 INFO L332 chiAutomizerObserver]: Analyzing ICFG zonotope_2.c [2024-11-17 08:28:24,526 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-17 08:28:24,527 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-17 08:28:24,527 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-17 08:28:24,527 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-17 08:28:24,527 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-17 08:28:24,527 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-17 08:28:24,527 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-17 08:28:24,527 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-17 08:28:24,530 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) [2024-11-17 08:28:24,541 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10 [2024-11-17 08:28:24,541 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:28:24,541 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:28:24,545 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-17 08:28:24,545 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-17 08:28:24,545 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-17 08:28:24,545 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) [2024-11-17 08:28:24,546 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10 [2024-11-17 08:28:24,546 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:28:24,546 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:28:24,547 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-17 08:28:24,547 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-17 08:28:24,552 INFO L745 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue 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); 15#ULTIMATE.init_returnLabel#1true assume true;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; 20#L19true [2024-11-17 08:28:24,552 INFO L747 eck$LassoCheckResult]: Loop: 20#L19true assume true; 9#L19-1true 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; 13#L10-5true assume !(0 == __VERIFIER_assert_~cond#1); 12#L10-4true assume true;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; 17#L10-3true assume !(0 == __VERIFIER_assert_~cond#1); 3#L10-2true assume true;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; 20#L19true [2024-11-17 08:28:24,556 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:28:24,556 INFO L85 PathProgramCache]: Analyzing trace with hash 1856, now seen corresponding path program 1 times [2024-11-17 08:28:24,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:28:24,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523887871] [2024-11-17 08:28:24,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:28:24,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:28:24,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:28:24,623 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:28:24,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:28:24,649 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:28:24,652 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:28:24,652 INFO L85 PathProgramCache]: Analyzing trace with hash 1626007638, now seen corresponding path program 1 times [2024-11-17 08:28:24,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:28:24,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435412131] [2024-11-17 08:28:24,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:28:24,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:28:24,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:28:24,672 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:28:24,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:28:24,680 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:28:24,681 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:28:24,681 INFO L85 PathProgramCache]: Analyzing trace with hash -1322105771, now seen corresponding path program 1 times [2024-11-17 08:28:24,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:28:24,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695135825] [2024-11-17 08:28:24,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:28:24,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:28:24,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:28:24,695 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:28:24,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:28:24,707 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:28:24,798 INFO L204 LassoAnalysis]: Preferences: [2024-11-17 08:28:24,799 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-17 08:28:24,799 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-17 08:28:24,799 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-17 08:28:24,799 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-17 08:28:24,800 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:28:24,800 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-17 08:28:24,800 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-17 08:28:24,800 INFO L132 ssoRankerPreferences]: Filename of dumped script: zonotope_2.c_Iteration1_Loop [2024-11-17 08:28:24,801 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-17 08:28:24,801 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-17 08:28:24,812 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:28:24,829 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:28:24,833 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:28:24,839 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:28:24,841 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:28:24,844 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:28:24,889 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-17 08:28:24,889 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-17 08:28:24,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:28:24,891 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:28:24,893 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:28:24,894 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-17 08:28:24,896 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-17 08:28:24,896 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-17 08:28:24,922 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-11-17 08:28:24,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:28:24,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:28:24,925 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:28:24,926 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-17 08:28:24,927 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-17 08:28:24,928 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-17 08:28:24,957 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-17 08:28:24,961 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-17 08:28:24,962 INFO L204 LassoAnalysis]: Preferences: [2024-11-17 08:28:24,962 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-17 08:28:24,962 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-17 08:28:24,962 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-17 08:28:24,962 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-17 08:28:24,962 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:28:24,962 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-17 08:28:24,962 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-17 08:28:24,963 INFO L132 ssoRankerPreferences]: Filename of dumped script: zonotope_2.c_Iteration1_Loop [2024-11-17 08:28:24,963 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-17 08:28:24,963 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-17 08:28:24,964 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:28:24,968 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:28:24,974 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:28:24,977 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:28:24,980 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:28:24,983 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:28:25,016 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-17 08:28:25,020 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-17 08:28:25,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:28:25,021 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:28:25,022 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:28:25,024 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-17 08:28:25,029 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 [2024-11-17 08:28:25,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:28:25,041 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:28:25,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:28:25,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:28:25,041 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:28:25,043 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:28:25,043 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:28:25,047 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:28:25,059 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-17 08:28:25,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:28:25,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:28:25,062 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:28:25,063 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-17 08:28:25,064 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 [2024-11-17 08:28:25,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:28:25,074 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:28:25,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:28:25,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:28:25,075 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:28:25,075 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:28:25,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:28:25,078 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-17 08:28:25,082 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-17 08:28:25,082 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-17 08:28:25,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:28:25,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:28:25,086 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:28:25,087 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-17 08:28:25,088 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-17 08:28:25,088 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-17 08:28:25,088 INFO L474 LassoAnalysis]: Proved termination. [2024-11-17 08:28:25,088 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 [] [2024-11-17 08:28:25,100 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-17 08:28:25,104 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-17 08:28:25,134 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:28:25,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:28:25,147 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-17 08:28:25,148 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:28:25,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:28:25,165 INFO L255 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-17 08:28:25,166 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:28:25,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:28:25,232 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 [2024-11-17 08:28:25,234 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 4 states, 4 states have (on average 2.0) internal successors, (8), 4 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) [2024-11-17 08:28:25,266 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-17 08:28:25,320 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 4 states, 4 states have (on average 2.0) internal successors, (8), 4 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 54 transitions. Complement of second has 8 states. [2024-11-17 08:28:25,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-17 08:28:25,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 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) [2024-11-17 08:28:25,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 35 transitions. [2024-11-17 08:28:25,327 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 35 transitions. Stem has 2 letters. Loop has 6 letters. [2024-11-17 08:28:25,327 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:28:25,327 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 35 transitions. Stem has 8 letters. Loop has 6 letters. [2024-11-17 08:28:25,327 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:28:25,327 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 35 transitions. Stem has 2 letters. Loop has 12 letters. [2024-11-17 08:28:25,328 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:28:25,328 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 54 transitions. [2024-11-17 08:28:25,330 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-17 08:28:25,331 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 0 states and 0 transitions. [2024-11-17 08:28:25,332 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-17 08:28:25,332 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-17 08:28:25,332 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-17 08:28:25,332 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-17 08:28:25,332 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-17 08:28:25,332 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-17 08:28:25,332 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-17 08:28:25,332 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-17 08:28:25,333 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-17 08:28:25,333 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-17 08:28:25,333 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-17 08:28:25,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.11 08:28:25 BoogieIcfgContainer [2024-11-17 08:28:25,337 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-17 08:28:25,338 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-17 08:28:25,338 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-17 08:28:25,338 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-17 08:28:25,338 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 08:28:24" (3/4) ... [2024-11-17 08:28:25,340 INFO L146 WitnessPrinter]: No result that supports witness generation found [2024-11-17 08:28:25,341 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-17 08:28:25,341 INFO L158 Benchmark]: Toolchain (without parser) took 1348.12ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 63.8MB in the beginning and 145.0MB in the end (delta: -81.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-17 08:28:25,341 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 134.2MB. Free memory is still 95.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-17 08:28:25,342 INFO L158 Benchmark]: CACSL2BoogieTranslator took 228.79ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 63.8MB in the beginning and 152.8MB in the end (delta: -89.0MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2024-11-17 08:28:25,342 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.34ms. Allocated memory is still 182.5MB. Free memory was 152.8MB in the beginning and 151.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-17 08:28:25,342 INFO L158 Benchmark]: Boogie Preprocessor took 21.48ms. Allocated memory is still 182.5MB. Free memory was 151.8MB in the beginning and 149.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-17 08:28:25,343 INFO L158 Benchmark]: IcfgBuilder took 209.28ms. Allocated memory is still 182.5MB. Free memory was 149.7MB in the beginning and 138.1MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-17 08:28:25,343 INFO L158 Benchmark]: BuchiAutomizer took 857.35ms. Allocated memory is still 182.5MB. Free memory was 138.1MB in the beginning and 145.0MB in the end (delta: -6.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-17 08:28:25,343 INFO L158 Benchmark]: Witness Printer took 2.75ms. Allocated memory is still 182.5MB. Free memory is still 145.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-17 08:28:25,345 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 134.2MB. Free memory is still 95.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 228.79ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 63.8MB in the beginning and 152.8MB in the end (delta: -89.0MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.34ms. Allocated memory is still 182.5MB. Free memory was 152.8MB in the beginning and 151.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.48ms. Allocated memory is still 182.5MB. Free memory was 151.8MB in the beginning and 149.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 209.28ms. Allocated memory is still 182.5MB. Free memory was 149.7MB in the beginning and 138.1MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 857.35ms. Allocated memory is still 182.5MB. Free memory was 138.1MB in the beginning and 145.0MB in the end (delta: -6.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.75ms. Allocated memory is still 182.5MB. Free memory is still 145.0MB. 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 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. 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, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 13 mSDsluCounter, 15 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7 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: 26ms 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! [2024-11-17 08:28:25,367 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE